Cisco Catalyst 4900M Switch Installation Guide January 2008 Americas Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA http://www.cisco.
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C O N T E N T S Preface ix Audience ix Organization ix Related Documentation x Conventions x Statement 1071—Warning Definition xii Obtaining Documentation, Obtaining Support, and Security Guidelines xx CHAPTER 1 Product Overview 1-1 Catalyst 4900M Switch Applications 1-1 Catalyst 4900M Switch Software Features 1-6 Hardware System Features 1-6 Switch Components 1-7 Traffic Ports 1-7 TwinGig Modules 1-7 Rear Chassis Connections and Features 1-8 Front Panel LEDs 1-9 Chassis Cooling 1-11 Power Supplies 1-12
Contents CHAPTER 2 Site Planning 2-1 Site Environmental Requirements 2-1 Site Power Requirements 2-2 Preinstallation Requirements 2-3 Warnings and Cautions 2-3 EMI Recommendations 2-4 Power Requirements and Heat Dissipation 2-4 Grounding Requirements 2-4 Safety Overview 2-5 Ensuring Safety 2-5 Working Safely with Electricity 2-6 Preventing Electrostatic Discharge Damage 2-7 Site Planning Checklist 2-7 CHAPTER 3 Installing the Switch 3-1 Checking the Contents 3-1 Rack-Mounting the Switch 3-2 Rack-Mount
Contents Removing and Replacing the Power Supply 3-22 Required Tools 3-23 Removing a Power Supply 3-23 Installing a Power Supply 3-24 Removing and Replacing the Fan Assembly 3-25 Required Tools 3-25 Removing the Fan Assembly 3-25 Installing the Fan Assembly 3-26 Verifying the Installation 3-27 CHAPTER 4 Troubleshooting the Installation 4-1 Getting Started 4-1 Problem Solving to the System Component Level 4-2 Identifying Startup Problems 4-2 LED Readings 4-3 Troubleshooting the Power Supply 4-5 Contactin
Contents Class A Notice for FCC B-6 Class A Notice for Canada B-6 Statement 340—Class A Warning for CISPR22 B-7 Statement 191—VCCI Class A Warning for Japan B-9 Statement 256—Class A Warning for Hungary B-10 Statement 294—Class A Warning for Korea B-10 Statement 257—Class A Notice for Taiwan and Other Traditional Chinese Markets B-11 Statement 371—Power Cable and AC Adapter B-11 Translated Safety Warnings B-11 Statement 258—Fan Tray Removal Warning B-12 Statement 1003—DC Power Disconnection B-14 Statement
Preface This preface describes the audience, organization, and conventions of the Cisco Catalyst 4900M Switch Installation Guide and provides information on how to obtain related documentation. Audience Only trained and qualified service personnel (as defined in IEC60950 and AZ/NZS 60950) should install, replace, or service the equipment.
Preface Chapter Title Description Appendix A Specifications Lists the Catalyst 4900M switch system specifications. Appendix B Translated Safety Warnings Repeats in multiple languages the warnings in this guide. Related Documentation Refer to the following documents for additional information about configuring the Catalyst 4900M switch: • Software Configuration Guide—Catalyst 4500 Series. • Command Reference—Catalyst 4500 Series. • System Message Guide—Catalyst 4500 Series.
Preface Convention screen font boldface screen font italic screen font Description Term inalsessions and inform ation thatthe system displays are in screen font. Inform ation thatyou m ustenteris show n in boldface font. screen A rgum ents forw hich you supply values are in italic font. screen Ctrl- Ctrl-represents the key labeled Control— forexam ple, the key com bination C trl-D m eans to hold dow n the Controlkey w hile you press the D key.
Preface Warnings use the following conventions: Statement 1071—Warning Definition Warning IMPORTANT SAFETY INSTRUCTIONS This warning symbol means danger. You are in a situation that could cause bodily injury. Before you work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar with standard practices for preventing accidents.
Preface Attention IMPORTANTES INFORMATIONS DE SÉCURITÉ Ce symbole d'avertissement indique un danger. Vous vous trouvez dans une situation pouvant entraîner des blessures ou des dommages corporels. Avant de travailler sur un équipement, soyez conscient des dangers liés aux circuits électriques et familiarisez-vous avec les procédures couramment utilisées pour éviter les accidents.
Preface Advarsel VIKTIGE SIKKERHETSINSTRUKSJONER Dette advarselssymbolet betyr fare. Du er i en situasjon som kan føre til skade på person. Før du begynner å arbeide med noe av utstyret, må du være oppmerksom på farene forbundet med elektriske kretser, og kjenne til standardprosedyrer for å forhindre ulykker. Bruk nummeret i slutten av hver advarsel for å finne oversettelsen i de oversatte sikkerhetsadvarslene som fulgte med denne enheten.
Preface Varning! VIKTIGA SÄKERHETSANVISNINGAR Denna varningssignal signalerar fara. Du befinner dig i en situation som kan leda till personskada. Innan du utför arbete på någon utrustning måste du vara medveten om farorna med elkretsar och känna till vanliga förfaranden för att förebygga olyckor. Använd det nummer som finns i slutet av varje varning för att hitta dess översättning i de översatta säkerhetsvarningar som medföljer denna anordning.
Preface Aviso INSTRUÇÕES IMPORTANTES DE SEGURANÇA Este símbolo de aviso significa perigo. Você se encontra em uma situação em que há risco de lesões corporais. Antes de trabalhar com qualquer equipamento, esteja ciente dos riscos que envolvem os circuitos elétricos e familiarize-se com as práticas padrão de prevenção de acidentes. Use o número da declaração fornecido ao final de cada aviso para localizar sua tradução nos avisos de segurança traduzidos que acompanham o dispositivo.
Preface Advarsel VIGTIGE SIKKERHEDSANVISNINGER Dette advarselssymbol betyder fare. Du befinder dig i en situation med risiko for legemesbeskadigelse. Før du begynder arbejde på udstyr, skal du være opmærksom på de involverede risici, der er ved elektriske kredsløb, og du skal sætte dig ind i standardprocedurer til undgåelse af ulykker. Brug erklæringsnummeret efter hver advarsel for at finde oversættelsen i de oversatte advarsler, der fulgte med denne enhed.
Preface Cisco Catalyst 4900M Switch Installation Guide xviii 78-18350-01
Preface Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 xix
Preface Obtaining Documentation, Obtaining Support, and Security Guidelines For information on obtaining documentation, obtaining support, providing documentation feedback, security guidelines, and also recommended aliases and general Cisco documents, see the monthly What’s New in Cisco Product Documentation, which also lists all new and revised Cisco technical documentation, at: http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.
CH A P T E R 1 Product Overview This chapter describes the Catalyst 4900M switch, as well as system features and components. This chapter contains these sections: • Catalyst 4900M Switch Applications, page 1-1 • Catalyst 4900M Switch Software Features, page 1-6 • Hardware System Features, page 1-6 • Switch Components, page 1-7 Catalyst 4900M Switch Applications The Catalyst 4900M switch (see Figure 1-1) is designed for top-of-rack server aggregation.
Chapter 1 Product Overview Catalyst 4900M Switch Applications The half cards provide a wide variety of combinations of Gigabit Ethernet and 10 Gigabit Ethernet media types. The half slots also provide investment protection for further additions of 1 GE and 10 GE media.
Chapter 1 Product Overview Catalyst 4900M Switch Applications Figure 1-2 20-Port 1 GE RJ-45 (WS-X4920-GB-RJ45=) 1 1 232118 2 2 Module Status LED Port LEDs Specification Description Module type 10/100/1000BASE-T Fast Ethernet switching module Port duplex mode Half or full duplex mode Port speed 10, 100, or 1000 Mbps Number of ports 20 Connector type RJ-45 Cable type Category 5 Power over Ethernet Not supported Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 1-3
Chapter 1 Product Overview Catalyst 4900M Switch Applications 4-Port X2 Wire Speed 10 Gigabit Ethernet (WS-X4904-10GE=) 232119 Figure 1-3 1 2 1 2 Module Status LED Port LEDs Specification Description Module type 10 Gigabit X2 fiber Ethernet switching module Port duplex mode Full duplex mode Port speed 10 Gbps Number of ports 4 Connector type SC type Cable type MMF or SMF Cisco Catalyst 4900M Switch Installation Guide 1-4 78-18350-01
Chapter 1 Product Overview Catalyst 4900M Switch Applications 8-Port X2 2:1 Oversubscribed 10 Gigabit Ethernet (WS-X4908-10GE=) 232120 Figure 1-4 1 2 1 2 Module Status LED Port LEDs Specification Description Module type 10 Gigabit X2 or TwinGig fiber Ethernet switching module Port duplex mode Full duplex mode Port speed 10 Gbps or 2 Gbps Number of ports 8 Connector type SC type Cable type MMF or SMF Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 1-5
Chapter 1 Product Overview Catalyst 4900M Switch Software Features Note When using TwinGig and X2 transceivers on this module, keep them grouped in pairs as follows: 1-2, 3-4, 5-6, 7-8. Inserting a TwinGig or X2 transciever in any port will affect the capabilities of its partner port, and both will be set to handle the same type automatically. Mixing within a port group will not work.
Chapter 1 Product Overview Switch Components • 512-MB SDRAM (fixed) • 128-MB embedded Flash memory • 360-Gbps switching capacity, 250 million packets-per-second actual forwarding rate • EtherChannel at 10/100/1000 Mbps, as well as 10 Gbps • Host and device USB 2.0 ports • Compact flash memory slot Switch Components This section describes the Catalyst 4900M hardware components.
Chapter 1 Product Overview Switch Components Rear Chassis Connections and Features The Reset button is used to restart the switch. Use a paper clip or other small, pointed object to press the Reset button. A console serial port (RJ-45) provides for switch management using standard console equipment. (See Figure 1-5.) A connector pinout table is provided in Appendix A, “Specifications,” for the console and management ports.
Chapter 1 Product Overview Switch Components Figure 1-5 View of the Rear Panel 2 1 2 3 232122 1 4 5 7 8 6 1 Input OK (power supply) 5 Console port 2 Output OK (power supply) 6 Management port 3 Fan Status LED 7 USB connection 4 Reset button 8 Compact Flash slot Front Panel LEDs Figure 1-6 4 1 3 5 1 PS1 LED 4 System LED 2 PS2 LED 5 10Gig port LEDs 3 Fan LED 232123 2 Front LEDs Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 1-9
Chapter 1 Product Overview Switch Components The LEDs on the front and rear panel of the Catalyst 4900M switch (see Figure 1-5 and Figure 1-6 ) provide status information as follows: • System LED indicates the operating state of the Catalyst 4900M switch. • PS1 LED indicates the internal power supply status. • PS2 LED indicates the internal power supply status. • FAN LED indicates the fan tray status. • A link status LED is below the 10-GB uplink ports.
Chapter 1 Product Overview Switch Components Table 1-1 LED Descriptions (continued) LED Color or State Description Port Green Yellow Flashing yellow Off Port is operational Port is disabled by user Power-on self-test indicates faulty port No signal detected or link configuration failure Off No power to the switch or fans (the tray may not be plugged in especially if one or more of the power supplies status LED is green) Fan tray operational Fault detected (front) Fan (front and rear) Green Red
Chapter 1 Product Overview Switch Components Catalyst 4900M Airflow 232124 Figure 1-7 There are five fans in the fan tray. If an individual fan fails, the other fans continue to run. Sensors monitor the internal air temperatures. The number of fans in operation and their speed varies according to the internal temperature for the quietest operation possible. If the air temperature exceeds a desired threshold, the environmental monitor displays warning messages.
Chapter 1 Product Overview Switch Components The Catalyst 4900M switch has two redundant internal 1000 W AC or 1000 W DC power supplies. The internal power supplies have individual power cords and status LEDs (PS1 and PS2 on the front panel). There are also LEDs on the power supplies that show status for the input (Input OK) and output (Output OK) currents. A power cord is used to connect the power supplies to the site AC power source.
Chapter 1 Product Overview Switch Components A redundant power supply can be identified and diagnosed by a running system regardless of its input status. AC and DC supplies are interchangeable. Power Management Modes The Catalyst 4900M switch supports the redundant power management mode. In this mode, if both power supplies are operating normally, each provides from 20/80 to 45/55 percent of the total system power requirements at all times.
Chapter 1 Product Overview Serial Number Location Serial Number Location Figure 1-8 shows the location of the serial number for your switch.
Chapter 1 Product Overview Serial Number Location Cisco Catalyst 4900M Switch Installation Guide 1-16 78-18350-01
CH A P T E R 2 Site Planning This chapter describes how to prepare your site for installation of the Catalyst 4900M switch and contains these sections: Note • Site Environmental Requirements, page 2-1 • Site Power Requirements, page 2-2 • Grounding Requirements, page 2-4 • Safety Overview, page 2-5 • Site Planning Checklist, page 2-7 A site planning checklist is provided on page 2-8 to help ensure that you complete all site planning activities before you install the switch.
Chapter 2 Site Planning Site Power Requirements The switch operates as a standalone system mounted in a rack in a secure wiring closet. It requires a dry, clean, well-ventilated, and air-conditioned environment. To ensure normal operation, maintain ambient airflow. If the airflow is blocked or restricted, or if the intake air is too warm, an overtemperature condition can occur. The switch environmental monitor can then shut down the system to protect the system components.
Chapter 2 Site Planning Site Power Requirements • EMI Recommendations, page 2-4 • Power Requirements and Heat Dissipation, page 2-4 Preinstallation Requirements Follow these requirements when preparing your site for the Catalyst 4900M switch installation: • Connect each switch to separate wiring on a dedicated circuit; provide each switch with its own branch circuit connection with sufficient overcurrent protection and direct grounding to the branch circuit.
Chapter 2 Site Planning Grounding Requirements EMI Recommendations Follow these guidelines when setting up the site wiring. When planning the location of the new system, consider electromagnetic interface (EMI), the distance limitations for signaling, and connector compatibility. When wires are run for any significant distance in an electromagnetic field, radio frequency interference (RFI) can occur between the field and the signals on the wires.
Chapter 2 Site Planning Safety Overview Grounding Pad Location 232131 Figure 2-1 1 1 Grounding pad Safety Overview This section provides safety information that you should read and understand to ensure a safe switch installation. Ensuring Safety Follow these guidelines to ensure your safety and protect the equipment. This list is not inclusive of all potentially hazardous situations that you may be exposed to as you install the switch, so be alert.
Chapter 2 Site Planning Safety Overview Note To completely de-energize the system, unplug the power cord. • Always use caution when lifting heavy equipment. See the “Lifting the Chassis Safely” section on page 3-4 before lifting the Catalyst 4900M switch. • Always turn all power supplies off by unplugging all power cords before installing or removing a chassis. • Keep the chassis area clear and free of dust during and after installation.
Chapter 2 Site Planning Site Planning Checklist • Examine your work area carefully for possible hazards such as moist floors, ungrounded power extension cables, and missing safety grounds. Preventing Electrostatic Discharge Damage Electrostatic discharge (ESD) damage occurs when electronic cards or components are improperly handled and can result in complete or intermittent failures.
Chapter 2 Site Planning Site Planning Checklist Table 2-1 Site Planning Checklist Task No.
CH A P T E R 3 Installing the Switch This chapter describes how to install the Catalyst 4900M switch. For first-time installations, perform the procedures in the following sections in the order listed.
Chapter 3 Installing the Switch Rack-Mounting the Switch To check the contents of the shipping container follow these steps: Step 1 Step 2 Check the contents of the accessories kit against the packing slip.
Chapter 3 Installing the Switch Rack-Mounting the Switch Warning To prevent bodily injury when mounting or servicing this unit in a rack, you must take special precautions to ensure that the system remains stable. The following guidelines are provided to ensure your safety: • This unit should be mounted at the bottom of the rack if it is the only unit in the rack.
Chapter 3 Installing the Switch Rack-Mounting the Switch • The equipment rack is properly ventilated. – Install the chassis in an enclosed rack only if it has adequate ventilation or an exhaust fan; use an open rack whenever possible. – Ensure that the ambient temperature of the rack environment does not exceed a maximum temperature of 104° F (40° C).
Chapter 3 Installing the Switch Rack-Mounting the Switch Whenever you lift a chassis or any heavy object, follow these guidelines: • Ensure that your footing is solid, and balance the weight of the chassis between your feet. • Lift the chassis slowly; never move suddenly or twist your body as you lift. • Keep your back straight and lift with your legs, not your back. If you must bend down to lift the chassis, bend at the knees, not at the waist, to reduce the strain on your lower back muscles.
Chapter 3 Installing the Switch Rack-Mounting the Switch • Tape measure and level Rack-Mounting the Catalyst 4900M Switch Follow these steps to install the Catalyst 4900M switch in a four-post rack. Step 1 Prepare for installation: a. Place the chassis on the floor or on a sturdy table as close as possible to the rack. Leave enough clearance to allow you to move around the chassis. b. Use a tape measure to measure the depth of the rack.
Chapter 3 Installing the Switch Rack-Mounting the Switch Note Some equipment racks provide a power strip along the length of one of the rear posts. If the rack has this feature, consider the position of the strip when planning fastener points. Before installing the L brackets on the chassis, determine whether to install the chassis from the front or the rear of the rack. Attach the left and right L brackets using the four M4 Phillips pan-head screws provided in the rack-mount kit. (See Figure 3-2.
Chapter 3 Installing the Switch Rack-Mounting the Switch Step 3 Install the chassis in the rack as follows: a. Position the chassis in the rack (see Figure 3-3): – If the chassis front panel is in the front of the rack, insert the rear of the chassis between the mounting posts. – If the rear of the chassis is in the front of the rack, insert the front of the chassis between the mounting posts. b. Align the mounting holes in the front and rear L brackets with the mounting holes in the equipment rack.
Chapter 3 Installing the Switch Rack-Mounting the Switch Installing the Switch in the Rack 232126 202519 Figure 3-3 Step 4 Attach the cable guide to the right or left side of the chassis mount.
Chapter 3 Installing the Switch Rack-Mounting the Switch Installing the Cable Guide 232127 Figure 3-4 Step 5 Do not connect the power cord at this time. Proceed to the “Connecting Power to the Catalyst 4900M Switch” section on page 3-11.
Chapter 3 Installing the Switch Connecting Power to the Catalyst 4900M Switch Connecting Power to the Catalyst 4900M Switch Follow these steps and warnings when connecting power to the Catalyst 4900M switch: Step 1 Grounding Pad Location 232131 Figure 3-5 Prior to connecting the power supply to a power source, ensure that all of the site power and grounding requirements described in Chapter 2, “Site Planning,” have been met and the chassis is properly grounded as described in the “Grounding Requiremen
Chapter 3 Installing the Switch Connecting Power to the Catalyst 4900M Switch Figure 3-6 2 3 2 1 232129 1 AC Power Supply 4 5 6 1 Captive screw 4 AC power connection 2 Handle 5 INPUT OK LED 3 On/off switch 6 OUTPUT OK LED Step 3 Connect the other end of the power cords to an AC-power input source. If both power supplies will be used, make sure they are on different circuits. Step 4 Turn the power switches to the ON position.
Chapter 3 Installing the Switch Connecting DC Power to the Catalyst 4900M Switch If the LEDs or show power command indicate a power or other system problem, see Chapter 4, “Troubleshooting the Installation,” for troubleshooting information. Connecting DC Power to the Catalyst 4900M Switch Follow these steps and warnings when connecting DC power to the Catalyst 4900M switch: Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Chapter 3 Installing the Switch Connecting DC Power to the Catalyst 4900M Switch 1 DC Power Supply 2 3 4 Step 4 5 7 6 2 1 8 1 Captive screw 5 Positive terminals 2 Handle 6 Negative terminals 3 On/off switch 7 INPUT OK LED 4 Ground terminal 8 OUTPUT OK LED 232130 Figure 3-7 Connect the positive and negative power cables into the power supplies using a number 2 Phillips screwdriver. Note The DC power cables may use AWG #10 to AWG #12 wire.
Chapter 3 Installing the Switch Optical Connections • The PS1 or PS2 LED is off when the power supply is not connected to a power source. From the system console, enter the show power command to display the power supply and system status. For more information on this command, see the command reference publication for your software release. If the LEDs or show power command indicate a power or other system problem, see Chapter 4, “Troubleshooting the Installation,” for troubleshooting information.
Chapter 3 Installing the Switch Configurable Modules This section describes the following topics: • Required Tools, page 3-16 • Removing Switching Modules, page 3-16 • Installing Switching Modules, page 3-19 Required Tools You will need these tools to install supervisor engines and switching modules in the Catalyst 4900M series switches: Note • Number 1 and number 2 Phillips screwdrivers for the captive installation screws on most modules • 3/16-inch flat-blade screwdriver for the captive inst
Chapter 3 Installing the Switch Configurable Modules Warning Caution Voltages that present a shock hazard may exist on Power over Ethernet (PoE) circuits if interconnections are made using uninsulated exposed metal contacts, conductors, or terminals. Avoid using such interconnection methods, unless the exposed metal parts are located within a restricted access location and users and service people who are authorized within the restricted access location are made aware of the hazard.
Chapter 3 Installing the Switch Configurable Modules Figure 3-8 Captive Installation Screws and Ejector Levers 2 2 1 1 Captive screw 2 232517 1 Ejector lever Step 3 Grasp the left and right ejector levers, and simultaneously pivot the levers downward to release the switching module from the backplane connector. Step 4 Grasp the front panel of the switching-module with one hand, and place your other hand under the carrier to support and guide it out of the slot.
Chapter 3 Installing the Switch Configurable Modules Step 7 Warning If the slot is to remain empty, install a switching-module filler plate. Blank faceplates and cover panels serve three important functions: they prevent exposure to hazardous voltages and currents inside the chassis; they contain electromagnetic interference (EMI) that might disrupt other equipment; and they direct the flow of cooling air through the chassis.
Chapter 3 Installing the Switch Configurable Modules To install a switching module in a Catalyst 4900M series switch, follow this procedure: Step 1 Take the necessary precautions to prevent ESD damage as described in Appendix B and in Chapter 2. Step 2 Choose a slot for the new switching module. Ensure that you have enough clearance to accommodate any interface equipment that you will connect directly to the switching module ports.
Chapter 3 Installing the Switch Configurable Modules Figure 3-9 Installing the Switching Module in the Chassis 1 232516 1 1 Captive screw Step 7 Carefully slide the switching module into the slot until both ejector levers engage the chassis sides equally and the module is seated in the backplane. Step 8 Use a screwdriver to tighten the captive installation screws on each end of the switching module faceplate.
Chapter 3 Installing the Switch Removing and Replacing the Power Supply Step 2 When the switch is online, enter the show module command. Verify that the system acknowledges the new module and that the module’s status is listed as good in the command output. Step 3 If the module is not operational, reseat it. If the module is still not operational, contact your customer service representative.
Chapter 3 Installing the Switch Removing and Replacing the Power Supply Required Tools You will need a flathead or Phillips screwdriver to perform these procedures. Removing a Power Supply Follow these steps to remove a power supply: Step 1 Set the power switch to the off (O) position. Step 2 Disconnect the power cord or cords from the power supply being removed. Step 3 Loosen the captive screws. Caution Use both hands to remove a power supply.
Chapter 3 Installing the Switch Removing and Replacing the Power Supply Installing a Power Supply Warning The plug-socket combination must be accessible at all times, because it serves as the main disconnecting device. Statement 1019 Follow these steps to install a power supply: Step 1 Make sure that the power supply you are installing is not connected to a power source and that a power cord is not connected to the power supply.
Chapter 3 Installing the Switch Removing and Replacing the Fan Assembly Step 11 Press the power switch to the on (|) position. Step 12 Verify power supply operation by checking the power supply’s front-panel LEDs. You should see the following: • The LED labeled INPUT OK is green. • The LED labeled OUTPUT OK is green. Step 13 Check the power supply and system status from the system console by entering show power command.
Chapter 3 Installing the Switch Removing and Replacing the Fan Assembly Caution Never operate the system for an extended period if the fan assembly is removed or if it is not functioning properly. An over-temperature condition can cause severe equipment damage. Follow these steps to remove the existing fan assembly: Step 1 Loosen the two captive installation screws on the fan assembly by turning them counterclockwise.
Chapter 3 Installing the Switch Removing and Replacing the Fan Assembly Verifying the Installation Note To check the operation of the fans, you need to power up the chassis. Follow these steps to verify that the new fan assembly was installed correctly: Step 1 Listen for the fans; you should immediately hear them operating. If you do not hear them, ensure that the fan assembly is inserted completely in the chassis and that the faceplate is flush with the switch back panel.
Chapter 3 Installing the Switch Removing and Replacing the Fan Assembly Cisco Catalyst 4900M Switch Installation Guide 3-28 78-18350-01
CH A P T E R 4 Troubleshooting the Installation This chapter describes how to troubleshoot the Catalyst 4900M switch hardware installation and contains these sections: • Getting Started, page 4-1 • Problem Solving to the System Component Level, page 4-2 • Identifying Startup Problems, page 4-2 • Troubleshooting the Power Supply, page 4-5 • Contacting Customer Service, page 4-6 If your system has problems starting up, use the information in this chapter to help isolate the cause.
Chapter 4 Troubleshooting the Installation Problem Solving to the System Component Level • System software boots successfully. If all of these conditions are met and the hardware installation is complete, refer to the software configuration guide and the command reference publications to troubleshoot the software. However, if any of these conditions are not met, use the procedures in this chapter to isolate and, if possible, resolve the problem.
Chapter 4 Troubleshooting the Installation Identifying Startup Problems Step 3 Listen for the system fan assembly. If you do not immediately hear the system fan assembly begin to operate, see “Troubleshooting the Power Supply” section on page 4-5. Step 4 If you determine that the power supplies are functioning normally and that the fan assembly is faulty, contact a customer service representative.
Chapter 4 Troubleshooting the Installation Identifying Startup Problems Table 4-1 Power Supply LED Meanings LED and Color Meaning INPUT OK (AC) This LED should turn green immediately when power is applied to the supply and the power switch is set to ON. Green AC input voltage is greater than 80.5 +/- 4.5 V AC. Red In a dual power supply configuration (alternate unit powered) the AC input is less than 73 +/-3V, or the power supply is turned off.
Chapter 4 Troubleshooting the Installation Troubleshooting the Power Supply • The port LEDs (1-48) are green when the module is operational (online). If no signal is detected, the LINK LED is off. The port LED remains yellow if the port is disabled. The port LED flashes yellow if the port tested faulty at startup. Step 3 If a STATUS LED is red, contact a customer service representative for instructions.
Chapter 4 Troubleshooting the Installation Contacting Customer Service Contacting Customer Service If you are unable to solve a startup problem after using the troubleshooting suggestions in this chapter, contact a customer service representative for assistance and further instructions.
Chapter 4 Troubleshooting the Installation Contacting Customer Service Serial Number Location 202519 Figure 4-1 SN: XXXNNNNXXXX Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 4-7
Chapter 4 Troubleshooting the Installation Contacting Customer Service Cisco Catalyst 4900M Switch Installation Guide 4-8 78-18350-01
APPENDIX A Specifications This appendix provides cable and technical specifications for the Catalyst 4900M switches. Console Port The console port is an RJ-45 receptacle. The Request to Send (RTS) signal tracks the state of the Clear to Send (CTS) input. Table A-1 lists the console port pinouts.
Appendix A Specifications 10/100/1000BASE-T Management Port 10/100/1000BASE-T Management Port The 10/100/1000BASE-T management port is an RJ-45 receptacle with a Link Status LED. Table A-2 lists the 10/100BASE-T port pinouts.
Appendix A Specifications Catalyst 4900M Switch Specifications Table A-3 Catalyst 4900 Series Switch Specifications (continued) Item Specification Altitude operating and nonoperating –60 to 2000 m Switch heat dissipation 723 BTU/hour Switching Components Memory 512-MB SDRAM, 128-MB Flash (onboard and fixed), 256 bytes serial EEROM Physical Characteristics Dimensions (H x W x D) 3.5 x 17.2 x 17.9 in. (8.9 x 43.7 x 45.5 cm) Weight 34.0 lb (15.4 kg) for a system with two power supplies, 4.
Appendix A Specifications Catalyst 4900M Switch Specifications Table A-3 Catalyst 4900 Series Switch Specifications (continued) Item Specification Output voltage 12 V Input KVA rating 1.
APPENDIX B Compliance Information and Translated Safety Warnings Note Only trained and qualified service personnel (as defined in IEC 60950-1 and AS/NZS 60950) should install, replace, or service the equipment. Install the system in accordance with the U.S. National Electric Code if you are in the United States.
Appendix B Compliance Information and Translated Safety Warnings Regulatory Standards Compliance Table B-1 Class A Regulatory Standards Compliance Specification Standard Regulatory Compliance Products with the CE Marking indicate compliance with the 1999/5/EC directive, which includes the safety and EMC standards listed. Safety UL 60950-1 CAN/CSA-C22.2 No.
Appendix B Compliance Information and Translated Safety Warnings Regulatory Standards Compliance Table B-2 Industry EMC, Safety, and Environmental Standards Specification Standard NEBS Criteria Levels SR-3580 Issue 3, June 2007 Verizon NEBS Compliance Telecommunications Carrier Group (TCG) Checklist Qwest NEBS Compliance TCG Checklist ATT NEBS requirements ATT TP76200 level 3 and TCG Checklist ETSI Table B-3 ETS 300 019-2-1, Class 1.1 Storage ETS 300 019-2-2, Class 2.1 and 2.
Appendix B Compliance Information and Translated Safety Warnings European Directives Table B-3 GR-1089 Installation and Caution Instructions (continued) The Catalyst 4900 Series Switches can be installed in network telecommunication facilities or locations where the National Electric Code applies. An electrical conducting path shall exist between the product chassis and the metal surface of the enclosure or rack in which it is mounted or to a grounding conductor.
Appendix B Compliance Information and Translated Safety Warnings European Directives Deutsch: Dieses Gerät entspricht den wesentlichen Anforderungen und weiteren Bestimmungen der Richtlinien 73/23/EWG und 89/336/EWG mit der Ergänzung durch Richtlinie 93/68/EWG. Español: Este equipo cumple con los requisitos esenciales y otras disposiciones de las Directrices 73/23/EEC y 89/336/EEC de acuerdo a las modificaciones de la Directriz 93/68/EEC.
Appendix B Compliance Information and Translated Safety Warnings EMC Class A Notices and Warnings Suomalainen: Svenska: Tämä laite on direktiivien 73/23/ETY ja 89/336/ETY (kuten muutettu direktiivissä 93/68/ETY) keskeisten vaatimusten ja määräysten mukainen. Denna utrustning uppfyller de väsentliga kraven och andra villkor i direktiven 73/23/EEC och 89/336/EEC enligt ändringarna i direktiv 93/68/EEC.
Appendix B Compliance Information and Translated Safety Warnings EMC Class A Notices and Warnings Statement 340—Class A Warning for CISPR22 Warning Waarschuwing Varoitus This is a class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures. Statement 340 Dit is een product van klasse A. In een woonomgeving kan dit product radiostoring veroorzaken. In dat geval moet de gebruiker de juiste maatregelen nemen.
Appendix B Compliance Information and Translated Safety Warnings EMC Class A Notices and Warnings ¡Advertencia! Varning! Este es un producto de clase A. En el ámbito doméstico, este producto puede causar radiointerferencias, lo que puede hacer necesaria la puesta en marcha de medidas adecuadas. Detta är en klass A-produkt. Denna produkt kan orsaka radiostörningar inomhus. Det kan då vara ett krav att användaren vidtar lämpliga åtgärder.
Appendix B Compliance Information and Translated Safety Warnings EMC Class A Notices and Warnings Statement 191—VCCI Class A Warning for Japan Warning This is a Class A product based on the standard of the Voluntary Control Council for Interference by Information Technology Equipment (VCCI). If this equipment is used in a domestic environment, radio disturbance may arise. When such trouble occurs, the user may be required to take corrective actions.
Appendix B Compliance Information and Translated Safety Warnings EMC Class A Notices and Warnings Statement 256—Class A Warning for Hungary Warning This equipment is a class A product and should be used and installed properly according to the Hungarian EMC Class A requirements (MSZEN55022). Class A equipment is designed for typical commercial establishments for which special conditions of installation and protection distance are used.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 257—Class A Notice for Taiwan and Other Traditional Chinese Markets Warning This is a Class A Information Product, when used in residential environment, it may cause radio frequency interference, under such circumstances, the user may be requested to take appropriate countermeasures.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 258—Fan Tray Removal Warning Warning Waarschuwing When removing the fan tray, keep your hands and fingers away from the spinning fan blades. Let the fan blades completely stop before you remove the fan tray. Statement 258 Houd tijdens het verwijderen van de ventilator de handen en vingers uit de buurt van de draaiende ventilatorschoepen.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings ¡Advertencia! Varning! Cuando quite la bandeja del abanico, mantenga las manos y los dedos alejados de las aspas en movimiento. Deje que las aspas se detengan completamente antes de quitar la bandeja del abanico. Håll händer och fingrar borta från de roterande fläktbladen när du tar av fläktskyddet. Låt fläkten stanna helt innan du tar av fläktskyddet.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1003—DC Power Disconnection Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit. Statement 1003 Waarschuwing Voordat u een van de onderstaande procedures uitvoert, dient u te controleren of de stroom naar het gelijkstroom circuit uitgeschakeld is.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Advarsel Før du udfører nogen af følgende procedurer, skal du sikre dig, at der ikke er strøm til jævnstrømskredsløbet. Statement 1004—Installation Instructions Warning Read the installation instructions before connecting the system to the power source. Statement 1004 Waarschuwing Raadpleeg de installatie-instructies voordat u het systeem op de voedingsbron aansluit.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Attention Avant de brancher le système sur la source d'alimentation, consulter les directives d'installation. Warnung Vor dem Anschließen des Systems an die Stromquelle die Installationsanweisungen lesen. Avvertenza Advarsel Consultare le istruzioni di installazione prima di collegare il sistema all'alimentatore. Les installasjonsinstruksjonene før systemet kobles til strømkilden.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 B-17
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1006—Chassis Warning for Rack-Mounting and Servicing Warning Waarschuwing Varoitus To prevent bodily injury when mounting or servicing this unit in a rack, you must take special precautions to ensure that the system remains stable. The following guidelines are provided to ensure your safety: • This unit should be mounted at the bottom of the rack if it is the only unit in the rack.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Attention Warnung Avvertenza Pour éviter toute blessure corporelle pendant les opérations de montage ou de réparation de cette unité en casier, il convient de prendre des précautions spéciales afin de maintenir la stabilité du système. Les directives ci-dessous sont destinées à assurer la protection du personnelþ: • Si cette unité constitue la seule unité montée en casier, elle doit être placée dans le bas.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Advarsel Aviso ¡Advertencia! Unngå fysiske skader under montering eller reparasjonsarbeid på denne enheten når den befinner seg i et kabinett. Vær nøye med at systemet er stabilt. Følgende retningslinjer er gitt for å verne om sikkerheten: • Denne enheten bør monteres nederst i kabinettet hvis dette er den eneste enheten i kabinettet.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Varning! Aviso Advarsel För att undvika kroppsskada när du installerar eller utför underhållsarbete på denna enhet på en ställning måste du vidta särskilda försiktighetsåtgärder för att försäkra dig om att systemet står stadigt. Följande riktlinjer ges för att trygga din säkerhet: • Om denna enhet är den enda enheten på ställningen skall den installeras längst ned på ställningen.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings • • • • • • Cisco Catalyst 4900M Switch Installation Guide B-22 78-18350-01
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings • • • Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 B-23
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide B-24 78-18350-01
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 B-25
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1008—Class 1 Laser Product Warning Waarschuwing Class 1 laser product. Statement 1008 Klasse-1 laser produkt.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Varoitus Luokan 1 lasertuote. Attention Produit laser de classe 1. Warnung Laserprodukt der Klasse 1. Avvertenza Prodotto laser di Classe 1. Advarsel Laserprodukt av klasse 1. Aviso Produto laser de classe 1. ¡Advertencia! Varning! Aviso Advarsel Producto láser Clase I. Laserprodukt av klass 1. Produto a laser de classe 1. Klasse 1 laserprodukt.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1011—Staring into Laser Beam Warning Waarschuwing Varoitus Do not stare into the beam or view it directly with optical instruments. Statement 1011 Niet in de straal staren of hem rechtstreeks bekijken met optische instrumenten. Älä katso säteeseen äläkä tarkastele sitä suoraan optisen laitteen avulla.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Avvertenza Advarsel Aviso ¡Advertencia! Varning! Non fissare il raggio con gli occhi né usare strumenti ottici per osservarlo direttamente. Stirr eller se ikke direkte pŒ strŒlen med optiske instrumenter. Não olhe fixamente para o raio, nem olhe para ele directamente com instrumentos ópticos. No mirar fijamente el haz ni observarlo directamente con instrumentos ópticos.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1017—Restricted Area Warning Waarschuwing Varoitus This unit is intended for installation in restricted access areas. A restricted access area can be accessed only through the use of a special tool, lock and key, or other means of security. Statement 1017 Deze eenheid is bestemd voor installatie in plaatsen met beperkte toegang.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings ¡Advertencia! Esta unidad ha sido diseñada para instalación en áreas de acceso restringido. Sólo puede obtenerse acceso a una de estas áreas mediante la utilización de una herramienta especial, cerradura con llave u otro medio de seguridad. Varning! Denna enhet är avsedd för installation i områden med begränsat tillträde.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide B-32 78-18350-01
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1019—Main Disconnecting Device Warning The plug-socket combination must be accessible at all times, because it serves as the main disconnecting device. Statement 1019 Waarschuwing De combinatie van de stekker en het elektrisch contactpunt moet te allen tijde toegankelijk zijn omdat deze het hoofdmechanisme vormt voor verbreking van de aansluiting.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Advarsel Aviso ¡Advertencia! Varning! Kombinasjonen støpsel/uttak må alltid være tilgjengelig ettersom den fungerer som hovedfrakoplingsenhet. A combinação ficha-tomada deverá ser sempre acessível, porque funciona como interruptor principal. El conjunto de clavija y toma ha de encontrarse siempre accesible ya que hace las veces de dispositivo de desconexión principal.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1024—Ground Conductor Warning This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the absence of a suitably installed ground conductor. Contact the appropriate electrical inspection authority or an electrician if you are uncertain that suitable grounding is available. Statement 1024 Waarschuwing Deze apparatuur dient geaard te zijn.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Advarsel Aviso Dette utstyret må jordes. Omgå aldri jordingslederen og bruk aldri utstyret uten riktig montert jordingsleder. Ta kontakt med fagfolk innen elektrisk inspeksjon eller med en elektriker hvis du er usikker på om det finnes velegnet jordning. Este equipamento deve ser aterrado. Nunca anule o fio terra nem opere o equipamento sem um aterramento adequadamente instalado.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1028—More Than One Power Supply Warning Waarschuwing Varoitus This unit might have more than one power supply connection. All connections must be removed to de-energize the unit. Statement 1028 Deze eenheid kan meer dan één stroomtoevoeraansluiting bevatten. Alle aansluitingen dienen ontkoppeld te worden om de eenheid te ontkrachten. Tässä laitteessa voi olla useampia kuin yksi virtakytkentä.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Advarsel Denne enheten kan ha mer enn én strømtilførselskobling. Alle koblinger må fjernes fra enheten for å utkoble all strøm. Aviso Esta unidade poderá ter mais de uma conexão de fonte de energia. Todas as conexões devem ser removidas para desligar a unidade. ¡Advertencia! Puede que esta unidad tenga más de una conexión para fuentes de alimentación.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 B-39
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1029—Blank Faceplates and Cover Panels Warning Blank faceplates and cover panels serve three important functions: they prevent exposure to hazardous voltages and currents inside the chassis; they contain electromagnetic interference (EMI) that might disrupt other equipment; and they direct the flow of cooling air through the chassis.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Avvertenza Advarsel Le piattaforme bianche e i panelli di protezione hanno tre funzioni importanti: Evitano l'esposizione a voltaggi e correnti elettriche pericolose nello chassis, trattengono le interferenze elettromagnetiche (EMI) che potrebbero scombussolare altri apparati e dirigono il flusso di aria per il raffreddamento attraverso lo chassis.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Aviso Advarsel Plaquetas vazias e painéis de proteção têm três funções importantes: impedem a exposição a tensões e correntes elétricas perigosas dentro do chassi; apresentam interferência eletromagnética (EMI) que pode danificar outros equipamentos: direcionam o fluxo do ar refrigerado pelo chassi.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 B-43
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide B-44 78-18350-01
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1030—Equipment Installation Warning Only trained and qualified personnel should be allowed to install, replace, or service this equipment. Statement 1030 Waarschuwing Deze apparatuur mag alleen worden geïnstalleerd, vervangen of hersteld door bevoegd geschoold personeel. Varoitus Tämän laitteen saa asentaa, vaihtaa tai huoltaa ainoastaan koulutettu ja laitteen tunteva henkilökunta.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Aviso ¡Advertencia! Varning! Aviso Advarsel Apenas pessoal treinado e qualificado deve ser autorizado a instalar, substituir ou fazer a revisão deste equipamento. Solamente el personal calificado debe instalar, reemplazar o utilizar este equipo. Endast utbildad och kvalificerad personal bör få tillåtelse att installera, byta ut eller reparera denna utrustning.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1040—Product Disposal Warning Waarschuwing Varoitus Ultimate disposal of this product should be handled according to all national laws and regulations. Statement 1040 Het uiteindelijke wegruimen van dit product dient te geschieden in overeenstemming met alle nationale wetten en reglementen. Tämä tuote on hävitettävä kansallisten lakien ja määräysten mukaisesti.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Attention La mise au rebut ou le recyclage de ce produit sont généralement soumis à des lois et/ou directives de respect de l'environnement. Renseignez-vous auprès de l'organisme compétent. Warnung Die Entsorgung dieses Produkts sollte gemäß allen Bestimmungen und Gesetzen des Landes erfolgen. Avvertenza Lo smaltimento di questo prodotto deve essere eseguito secondo le leggi e regolazioni locali.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 B-49
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1045—Short-Circuit Protection Warning This product requires short-circuit (overcurrent) protection, to be provided as part of the building installation. Install only in accordance with national and local wiring regulations. Statement 1045 Waarschuwing Voor dit product moet kortsluitbeveiliging (overstroombeveiliging) deel uitmaken van de installatie in het gebouw.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Advertencia Este producto necesita estar conectado a la protección frente a cortacircuitos (sobretensiones) que exista en el edificio. Instálelo únicamente en conformidad con las regulaciones sobre cableado, tanto locales como nacionales, a las que se tenga que atener. Varning! Denna produkt kräver att kortslutningsskydd (överström) tillhandahålles som en del av byggnadsinstallationen.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide B-52 78-18350-01
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1051—Laser Radiation Warning Invisible laser radiation may be emitted from disconnected fibers or connectors. Do not stare into beams or view directly with optical instruments. Statement 1051 Waarschuwing Losgekoppelde of losgeraakte glasvezels of aansluitingen kunnen onzichtbare laserstraling produceren.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Avvertenza Advarsel Aviso ¡Advertencia! Varning! Aviso Advarsel Le fibre ottiche ed i relativi connettori possono emettere radiazioni laser. I fasci di luce non devono mai essere osservati direttamente o attraverso strumenti ottici. Det kan forekomme usynlig laserstråling fra fiber eller kontakter som er frakoblet. Stirr ikke direkte inn i strålene eller se på dem direkte gjennom et optisk instrument.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 B-55
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1072—Shock Hazard from Interconnections Warning Voltages that present a shock hazard may exist on Power over Ethernet (PoE) circuits if interconnections are made using uninsulated exposed metal contacts, conductors, or terminals.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Varoitus Sisäisissä Ethernet (PoE) -virtapiireissä voi olla sähköiskun vaaran aiheuttavia jännitteitä, jos kytkentöihin käytetään eristämättömiä paljaita metalliliittimiä tai -johtimia. Vältä tällaisia kytkentöjä, elleivät paljaat metalliosat ole rajatussa paikassa. Ilmoita valtuutetuille käyttäjille ja huoltohenkilöille vaarasta.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Advarsel I strømkretser med PoE (Power over Ethernet) kan det være spenninger som kan utgjøre støtfare hvis det blir foretatt sammenkoblinger med uisolerte, eksponerte kontakter, ledere eller terminaler av metall.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 B-59
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1074—Comply with Local and National Electrical Codes Warning Waarschuwing Installation of the equipment must comply with local and national electrical codes. Statement 1074 Bij installatie van de apparatuur moet worden voldaan aan de lokale en nationale elektriciteitsvoorschriften. Varoitus Laitteisto tulee asentaa paikallisten ja kansallisten sähkömääräysten mukaisesti.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Statement 1075—Hazardous Voltage or Energy Present on DC Power Terminals Warning Waarschuwing Hazardous voltage or energy may be present on DC power terminals. Always replace cover when terminals are not in service. Be sure uninsulated conductors are not accessible when cover is in place. Statement 1075 Op DC-aansluitingspunten kunnen zich gevaarlijke voltages of energieën voordoen.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Warnung In mit Gleichstrom betriebenen Terminals kann es zu gefählicher Spannung kommen. Die Terminals müssen abgedeckt werden, wenn sie nicht in Betrieb sind. Stellen Sie bei Benutzung der Abdeckung sicher, dass alle nicht isolierten, stromführenden Kabel abgedeckt sind. Avvertenza I terminali di alimentazione DC potrebbero contenere voltaggio o energia pericolosi.
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide 78-18350-01 B-63
Appendix B Compliance Information and Translated Safety Warnings Translated Safety Warnings Cisco Catalyst 4900M Switch Installation Guide B-64 78-18350-01
I N D EX customer service 4-6 A accessory kit contents 3-2 airflow D site environment 2-2 dimensions, chassis A-3 within the chassis 1-11 documentation audience i-ix conventions i-x B organization i-ix blank faceplate 1-13 related i-x brackets cable 3-9 mounting 3-6 E electrostatic discharge (ESD) 2-7 EMI recommendations 2-4 C environmental requirements 2-1 cable guide 3-9 chassis dimensions A-3 weight A-3 F fan assemblies checklist, site planning 2-7 installing 3-26 console port removing
Index FAN OK LED checking 3-25 power supplies 3-24 to 3-25 installing the switch fan tray guidelines 3-2 cooling 1-11 lifting 3-4 failure 1-12 procedure 3-6 status LED 1-11 safety overview 2-5 FRUs tools required 3-5 fan assemblies 3-25 to 3-27 troubleshooting 4-1 power supplies 3-23 to 3-25 L G label, chassis serial number 4-6 GOOD LEDs LEDs checking 3-25 locations 1-9 grounding requirement, DC systems 2-4 meanings 1-10 power supply 4-3 H hardware description power supply 1-12 heat
Index DC grounding requirements 2-4 determining power requirements and heat dissipation 2-4 S safety EMI recommendations 2-4 ensuring safety 2-5 general requirements 2-3 overview 2-5 management 1-13 translated safety warnings B-11 specifications A-3 screws 3-6 troubleshooting 4-2 serial number, chassis 4-6 warnings and cautions 2-3 show system command 3-25 power supplies site planning installing 3-24 checklist 2-7 replacing 3-24 DC grounding requirement 2-4 verifying operation 3-25 EMI
Index T temperature thresholds 2-2 traffic ports 1-7 troubleshooting contacting customer service 4-6 initial boot 4-1 methodology 4-2 power supply 4-4, 4-5 startup 4-3 typographical conventions i-x W warnings translated safety warnings B-11 warning definition i-xii weight chassis A-3 Cisco Catalyst 4900M Switch Installation Guide IN-4 78-18350-01