Quidway S3700 Series Ethernet Switches V100R006C00 Hardware Description Issue 03 Date 2012-07-20 HUAWEI TECHNOLOGIES CO., LTD.
Copyright © Huawei Technologies Co., Ltd. 2012. All rights reserved. No part of this document may be reproduced or transmitted in any form or by any means without prior written consent of Huawei Technologies Co., Ltd. Trademarks and Permissions and other Huawei trademarks are trademarks of Huawei Technologies Co., Ltd. All other trademarks and trade names mentioned in this document are the property of their respective holders.
Quidway S3700 Series Ethernet Switches Hardware Description About This Document About This Document Intended Audience This document provides an overall description of the S3700, details about each chassis and module, cables available to the device, and lists of components. This document describes hardware features of the S3700, which helps intended readers obtain detailed information about each chassis, module and cable, and rapidly locate specific information through lists of components.
Quidway S3700 Series Ethernet Switches Hardware Description About This Document Change History Updates between document issues are cumulative. Therefore, the latest document issue contains all updates made in previous issues.
Quidway S3700 Series Ethernet Switches Hardware Description Contents Contents About This Document.....................................................................................................................ii 1 Overview of the S3700..................................................................................................................1 1.1 Introduction..........................................................................................................................................
Quidway S3700 Series Ethernet Switches Hardware Description Contents 5 List of Indicators..........................................................................................................................37 5.1 Indicators on the Front Panel............................................................................................................................38 5.2 Fan Indicators......................................................................................................................
Quidway S3700 Series Ethernet Switches Hardware Description 1 Overview of the S3700 1 Overview of the S3700 About This Chapter 1.1 Introduction This section describes the characteristics of the S3700. 1.2 S3700 Device Models and Naming Rules This section describes device models and naming rules of the S3700. 1.3 Device Structure This section describes the structure of the S3700. 1.4 ESD Jack This section describes the functions of the ESD jack on the S3700. 1.5 System Configuration 1.
Quidway S3700 Series Ethernet Switches Hardware Description 1 Overview of the S3700 1.1 Introduction This section describes the characteristics of the S3700. 1.1.1 Positioning WARNING The Quidway S3700 Ethernet switches are class A products. Customers should take preventative measures as the operating devices may cause radio interference. The Quidway S3700 switch (S3700 for short) is an enterprise networks access device that provides access and data transport functions.
Quidway S3700 Series Ethernet Switches Hardware Description 1 Overview of the S3700 Advanced Surge Protection Technique The S3700 uses the Huawei patented built-in surge protection technique. This technique protects devices against lightning in terrible weather and increases device security. Convenient PoE Power Supply The S3700 PoE model has the Power over Ethernet (PoE) function.
Quidway S3700 Series Ethernet Switches Hardware Description Produ ct Series 1 Overview of the S3700 Model Maximum Number of Interfaces S3700-52P-EI-24S-AC 52 S3700-52P-EI-24S-DC There are twenty-four 10/100BASE-T Ethernet interfaces, twenty-four 100BASE-X Ethernet interfaces, two 100/1000BASE-X Ethernet optical interfaces, and two GE SFP interfaces.
Quidway S3700 Series Ethernet Switches Hardware Description 1 Overview of the S3700 Figure 1-1 Naming rules S3700-28TP-PWR-EI A B CD E F S3700-52P-EI-24S-DC CD F G H S3700-28TP-SI-AC CD F H S3700-28TP-EI-MC-AC C D F I H Ide ntifi er Description A Switch. B Product series. "37" indicates the S3700 series. C Maximum number of interfaces. NOTE The number of interfaces on an S3700 can be 28, or 52, depending on the device model. D Uplink interface type: l P: A device has optical interfaces.
Quidway S3700 Series Ethernet Switches Hardware Description 1 Overview of the S3700 Ide ntifi er Description F Software version type: l EI: enhanced version, supporting enhanced features l SI: standard version, supporting basic features G Downlink interface type. The value 24S indicates that 24 downlink interfaces of the S3700-52P-EI-24S are optical interfaces. NOTE If this letter is not displayed, all downlink interfaces are electrical interfaces.
Quidway S3700 Series Ethernet Switches Hardware Description Model 1 Overview of the S3700 Image S3700-28TPSI-DC 1 3 4 5 1 2 4 6 9 10 12 S3700-28TPEI-DC S3700-28TPEI-24S-AC S3700-52PEI-24S-AC 9 5 10 12 6 9 11 12 S3700-52PEI-24S-DC S3700-52PEI-48S-AC 7 9 11 12 8 9 11 12 S3700-52PEI-48S-DC S3700-52PEI-AC S3700-52PEI-DC S3700-52PSI-AC S3700-28TPPWR-EI 5 9 S3700-52PPWR-EI 12 8 S3700-28TPEI-MC-AC 1 1. Ground screw Issue 03 (2012-07-20) 10 2 4 2. AC jack 5 9 1112 9 10 3.
Quidway S3700 Series Ethernet Switches Hardware Description 1 Overview of the S3700 5. Twenty-four 10/100BASE-T Ethernet interfaces 6. Twenty-four 7. Forty-eight 8. Forty-eight 100BASE-X Ethernet 100BASE-X Ethernet 10/100BASE-T interfaces interfaces Ethernet interfaces 9. Two 1000M uplink 10. Two 1000M interfaces (SFP) combo interfaces (10/100/1000BASET+100/1000BASEX) 11. Two 100/1000BASE-X Ethernet optical interfaces 12. One console interface 13.
Quidway S3700 Series Ethernet Switches Hardware Description Model 1 Overview of the S3700 Image S3700-52PEI-AC 4 3 1 4 3 2 S3700-52PSI-AC S3700-52PEI-DC S3700-28TPPWR-EI 45 6 7 S3700-52PPWR-EI 1. AC jack 2. DC jack 3. Switch 5. ESD jack 6. Fan module 7. Power supply unit slot 4. Ground screw 1.4 ESD Jack This section describes the functions of the ESD jack on the S3700. The S3700 has an electromagnetic discharge (ESD) jack on the chassis.
Quidway S3700 Series Ethernet Switches Hardware Description 1 Overview of the S3700 Item Parameter Switching capacity l S3700-28TP: 12.8 Gbit/s l S3700-52P: 17.6 Gbit/s Packet forwarding capacity l S3700-28TP: 9.6 Mpps DDR memory 128 MB Flash Memory 16 MB l S3700-52P: 13.1 Mpps 1.6 Physical Specifications Table 1-5 Physical specifications Item Description Dimensions (width x depth x height) l S3700-28TP-EI-MC: 442.0 mm x 220.0 mm x 43.6 mm l S3700-28TP-SI/EI: 442.0 mm x 220.0 mm x 43.
Quidway S3700 Series Ethernet Switches Hardware Description 1 Overview of the S3700 Item Description Weight DC input voltage AC input voltage Temperature Issue 03 (2012-07-20) Full configura tion ≤ 6.
Quidway S3700 Series Ethernet Switches Hardware Description 2 Power Supply Unit 2 Power Supply Unit About This Chapter CAUTION l Only the power supply units of the same power can be used on an S3700. l Power supply units are hot-swappable in the 1:1 scenario but it is strongly recommended to shutdown power supply unit before replacement in order to avoid electrical shock. l Before powering off the S3700, shut down all its power supply units. 2.
Quidway S3700 Series Ethernet Switches Hardware Description 2 Power Supply Unit 2.1 Power Supply Configuration This section describes the power supply configuration on the S3700. PoE Power Supply The downlink electrical interfaces of S3700 PoE switches provide PoE power. Each interface provides a maximum of 30 W power and supports a maximum of 100 m power supply distance. The S3700 can transmit both current and data on a pair of signal cables.
Quidway S3700 Series Ethernet Switches Hardware Description 2 Power Supply Unit Power Supply Unit PoE Power of total Power Supply Maximum Number of PoE Interfaces 250 W power supply - 123.2 W l 802.3af: 8 500 W power supply - 250 W power supply 250 W power supply 246.4 W 500 W power supply 500 W power supply 739.2 W l 802.3at: 4 369.6 W l 802.3af: 24 l 802.3at: 12 l 802.3af: 16 l 802.3at: 8 l 802.3af: 48 l 802.
Quidway S3700 Series Ethernet Switches Hardware Description 2 Power Supply Unit The working mode of the S3700 non-PoE AC power supply units is shown in Figure 2-2. Figure 2-2 Working mode of non-PoE AC power supply units 12V GND Motherboard PWR1 L N PGND L: Live wire N: Neutral wire PGND: PGND wire GND: Grounding On a switch, after the AC power is transmitted to the PWR module, the PWR module outputs 12 V voltage, and provides power for the entire device. 2.2.
Quidway S3700 Series Ethernet Switches Hardware Description 2 Power Supply Unit 2.3.1 Function Overview Power over Ethernet (PoE) refers to power supply over a 10Base-T, 100Base-TX, or 1000BaseT twisted pair cable. PoE provides power for terminals such as IP phones, access points (APs), portable device chargers, point-of-sale (POS) machines, cameras, and data collectors. These terminals are powered when they access the network, so the indoor power supply systems are not required. Complying with IEEE 802.
Quidway S3700 Series Ethernet Switches Hardware Description 2 Power Supply Unit Table 2-1 Description of the AC PoE power indicators Name Status Description INPUT Green The input power is within range. Red The input power is out of range, for example: l Undervoltage l Overvoltage OUTPUT Off The power cable is loose or no input AC power is provided. Green The AC output power is within range.
Quidway S3700 Series Ethernet Switches Hardware Description 2 Power Supply Unit Item 250 W PoE 500 W PoE Maximum output current l 12 V: 10 A l 12 V: 10 A l -53.5 V: 2.5 A l -53.5 V: 7.11 A PoE: 130 W PoE: 380 W Total: 250 W Total: 500 W Maximum output power NOTE A PoE power supply unit provides 12 V voltage for the entire device and -53.5 V voltage for powered devices (PDs). Issue 03 (2012-07-20) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Quidway S3700 Series Ethernet Switches Hardware Description 3 Heat Dissipation System 3 Heat Dissipation System About This Chapter This chapter describes the heat dissipation system of the S3700. 3.1 Heat Dissipation Mode This section describes the heat dissipation modes of the S3700. 3.2 Fan Module This section describes the appearance and technical specifications of the S3700 fan module. Issue 03 (2012-07-20) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Quidway S3700 Series Ethernet Switches Hardware Description 3 Heat Dissipation System 3.1 Heat Dissipation Mode This section describes the heat dissipation modes of the S3700. The heat dissipation system ensures that the S3700 operates at a normal temperature. The operating temperature of the S3700 is the long-term operating temperature in Physical Specifications.
Quidway S3700 Series Ethernet Switches Hardware Description 3 Heat Dissipation System The following table describes the air circulation through the S3700 chassis. N Air Circulation o . Model 1 l S3700-28 TP-PWREI l S3700-52 P-PWREI l S3700-52 P-SI-AC 2 l S3700-52 P-EI-AC l S3700-52 P-EI-DC l S3700-28 TPEI-24SAC 3 l S3700-52 P-EI-24SAC l S3700-52 P-EI-24SDC l S3700-52 P-EI-48SAC l S3700-52 P-EI-48SDC NOTE On S3700-28TPEI-24S-AC, air also flows into the chassis from the left side.
Quidway S3700 Series Ethernet Switches Hardware Description 3 Heat Dissipation System 3.2 Fan Module This section describes the appearance and technical specifications of the S3700 fan module. Appearance The S3700 fan module consists of two fans. The fans can be replaced when the device is operating. The fan module can be installed on S3700-28TP-PWR-EI and S3700-52TP-PWR-EI. Figure 3-1 shows the appearance of the fan module. Figure 3-1 Fan module appearance 1 2 1. Captive screw 3 2. Indicator 3.
Quidway S3700 Series Ethernet Switches Hardware Description 3 Heat Dissipation System Table 3-3 Fan module technical specifications Issue 03 (2012-07-20) Item Specification Dimensions (width x depth x height) 103.0 mm x 99.2 mm x 39.6 mm Weight 230 g to 270 g Maximum power consumption 12 W Maximum wind pressure 375 Pa Maximum wind rate 40 CFM Maximum noise 60 dB Operating voltage 12 V DC Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Quidway S3700 Series Ethernet Switches Hardware Description 4 Cables 4 Cables About This Chapter 4.1 DC Power Cables A DC power cable transmits DC power to the switch. 4.2 AC Power Cables An AC power cable transmits AC power to the switch. 4.3 Ground Cables A ground cable protects the device from lightning strike and electromagnetic interference. 4.4 Console Cables A console cable is used to debug or maintain a local S3700. 4.
Quidway S3700 Series Ethernet Switches Hardware Description 4 Cables 4.1 DC Power Cables A DC power cable transmits DC power to the switch. Applications A DC power cable connects the following two interfaces: l Input power jack on the chassis l Output power interface on an external power system NOTE A black -48 V DC power return wire (RTN) is connected to the RTN(+) end of the DC power supply. A blue -48 V DC power cable is connected to the NEG(-) end of the DC power supply.
Quidway S3700 Series Ethernet Switches Hardware Description 4 Cables Figure 4-2 -48 V DC power cable 4.2 AC Power Cables An AC power cable transmits AC power to the switch. Applications An AC power cable connects the following: l AC input power jack on the chassis l Mains supply Appearance Figure 4-3 shows the appearance of an AC power cable. Issue 03 (2012-07-20) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Quidway S3700 Series Ethernet Switches Hardware Description 4 Cables Figure 4-3 Appearance of an AC power cable 4.3 Ground Cables A ground cable protects the device from lightning strike and electromagnetic interference. Applications A ground cable connects the chassis to the ground. Appearance Figure 4-4 shows the appearance of a ground cable. Figure 4-4 Appearance of a ground cable Issue 03 (2012-07-20) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Quidway S3700 Series Ethernet Switches Hardware Description 4 Cables 4.4 Console Cables A console cable is used to debug or maintain a local S3700. Applications A console cable connects the console port of the S3700 to the serial port of an operation terminal to transmit configuration data. A shielded cable or an unshielded cable can be used according to the onsite situation. A console cable connects the S3700 and terminal as follows: l The 8-pin RJ45 connector is inserted into the S3700 console port.
Quidway S3700 Series Ethernet Switches Hardware Description Connector 4 Cables X2 (RJ45) Direction X1 (DB9) Signal 7 <--- 4 Data Terminal Ready (DTR) 8 <--- 7 Request to Send (RTS) 4.5 Network Cables A network cable subtends devices, enables a device to communication with other network devices, and allows users to locally or remotely maintain the device. Applications A network cable connects a maintenance terminal to the console port on the main control board for local or remote maintenance.
Quidway S3700 Series Ethernet Switches Hardware Description 4 Cables Figure 4-6 Appearance of a network cable Figure 4-7 shows the appearance of a network cable. Figure 4-7 Structure of a network cable Main label X1 X2 Pin Assignments Table 4-2 describes the pin assignments of a straight-through cable.
Quidway S3700 Series Ethernet Switches Hardware Description 4 Cables X1 Pin Tip Color X2 Pin 4 Blue 4 5 White and Blue 5 6 Green 6 7 White and brown 7 8 Brown 8 Table 4-3 describes the pin assignments of a crossover cable.
Quidway S3700 Series Ethernet Switches Hardware Description 4 Cables Table 4-4 Optical fiber classification No.
Quidway S3700 Series Ethernet Switches Hardware Description 4 Cables Figure 4-8 Single mode fiber with LC/PC connectors Figure 4-9 shows the appearance of a multimode fiber. Figure 4-9 Multimode fiber with LC/PC connectors Pin Assignments Table 4-5 describes the pin assignments of an optical fiber. Issue 03 (2012-07-20) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Quidway S3700 Series Ethernet Switches Hardware Description 4 Cables Table 4-5 Pin assignments of an optical fiber Local End Terminal Signal Direction Remote End Terminal Optical interface Tx terminal -> Optical interface Rx terminal Optical interface Rx terminal <- Optical interface Tx terminal Fiber Selection Criterion Table 4-6 lists the criteria for selecting optical fibers. Table 4-7 lists common optical connectors.
Quidway S3700 Series Ethernet Switches Hardware Description 4 Cables - ST/PC optical connector 4.7 Stack cables This section describes the structure and technical specifications of a stack cable. Applications A stack cable of the S3700 is the SFP stack cable, which interconnects the specified interfaces. The S3700s connected with a stack cable form a logical switch to forward packets. NOTE The two ends of a stack cable are covered by the ESD-preventive caps.
Quidway S3700 Series Ethernet Switches Hardware Description Issue 03 (2012-07-20) Item Description Pin Two pairs Length 1.5 m Bend radius 75 mm Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Quidway S3700 Series Ethernet Switches Hardware Description 5 List of Indicators 5 List of Indicators About This Chapter This chapter describes the status and meanings of the indicators on the S3700, including the indicators for subcards, fan module, and power supply units. 5.1 Indicators on the Front Panel This section describes the indicators on the S3700 front panel. 5.2 Fan Indicators This section describes the fan indicators. 5.3 Power Indicators This section describes the power indicators.
Quidway S3700 Series Ethernet Switches Hardware Description 5 List of Indicators 5.1 Indicators on the Front Panel This section describes the indicators on the S3700 front panel. Indicators of a Non-PoE S3700 S3700-28TP-SI-AC is a non-PoE switch that has a single power supply unit. Figure 5-1 S3700-28TP-SI-AC indicators 3 1 2 Table 5-1 Description of S3700-28TP-SI-AC indicators No. Indicator Identifier Status Description 1 Power indicator PWR Off The switch is powered off.
Quidway S3700 Series Ethernet Switches Hardware Description 5 List of Indicators Table 5-2 Description of S3700-52P-PWR-EI indicators No. Indicator Identifier Status Description 1 Power indicator PWR1 Off The power supply units are not present, or the power supply is abnormal when a single power supply unit is used. Green The power supply is normal. Red l Two power supply units are installed properly, but not switched on. l The power supply units are switched off.
Quidway S3700 Series Ethernet Switches Hardware Description No. Indicator 5 List of Indicators Identifier Status Description Red l Two power supply units are installed properly, but not switched on. l The power supply units are switched off. l The card power and PoE power are abnormal. 3 4 Issue 03 (2012-07-20) System status indicator Mode indicator SYS - Orange If a single power supply unit is installed, the PoE power is out of range.
Quidway S3700 Series Ethernet Switches Hardware Description No. 5 List of Indicators Indicator Identifier Status Description Green The service interface indicator indicates the interface speed. After 45 seconds, the service interface indicator automatically restores to off. Orange The service interface indicator indicates the PoE status. After 45 seconds, the service interface indicator automatically restores to off. Red The service interface indicator indicates the stack ID.
Quidway S3700 Series Ethernet Switches Hardware Description Display Mode Speed PoE Stack 5 List of Indicators Status Description Blinking green The interface is sending or receiving data. Off The interface is not connected or has been shut down. Green The interface speed is 10/100 Mbit/s. Blinking green The interface speed is 1000 Mbit/ s. Off The interface does not provide remote power. Green The interface is providing remote power.
Quidway S3700 Series Ethernet Switches Hardware Description 5 List of Indicators The S3700 fan module consists of two fans. The fans can be replaced when the device is operating. Figure 5-3 Fan module appearance 1 2 1. Captive screw 3 2. Indicator 3. Handle Table 5-4 describes the fan indicators. Table 5-4 Fan indicator description Name Color Description STATUS Blinking green (1 Hz) The fan module is operating properly. Blinking red (1 Hz) The fan module is faulty. 5.
Quidway S3700 Series Ethernet Switches Hardware Description 5 List of Indicators AC PoE Power Indicators Figure 5-4 Appearance of the 250 W AC PoE power supply unit 1 2 3 1. Indicator 4 2. Handle 5 3. Fan 4. Switch 5. AC jack Figure 5-5 Appearance of the 500 W AC PoE power supply unit 1 2 1. Indicator 3 4 2. Handle 5 3. Fan 4. Switch 5. AC jack Table 5-5 describes the AC PoE power indicators.
Quidway S3700 Series Ethernet Switches Hardware Description Name 5 List of Indicators Status Description Red The output power is out of range, for example: l Abnormal power fan operation l Output overvoltage l Output overcurrent l Short circuit l Overtemperature Off Issue 03 (2012-07-20) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. The power cable is loose or no input AC power is provided.
Quidway S3700 Series Ethernet Switches Hardware Description 6 List of Optical Modules 6 List of Optical Modules About This Chapter This section describes the attributes of optical modules supported by the S3700. NOTE Only Huawei certified optical modules can be installed on the S3700. The non-certified optical modules are unreliable and may affect services. Huawei will not be responbsible for fixing the issues caused by noncertified optical modules.
Quidway S3700 Series Ethernet Switches Hardware Description 6 List of Optical Modules 6.1 SFP Optical Module (FE) Attributes This section describes the attributes of an SFP optical module (FE). Table 6-1 SFP optical module (FE) attributes Item Description Transmission distance 2 km Center wavelength 1310 nm Transmitting power -19.0 dBm to -14.0 dBm Receiver sensitivity -30.0 dBm Overload power -14.
Quidway S3700 Series Ethernet Switches Hardware Description 6 List of Optical Modules Item Description Receiver sensitivity -31.0 dBm -32.0 dBm -32.0 dBm -37.0 dBm -37.0 dBm Overload power -8.0 dBm -8.0 dBm -8.0 dBm -10.0 dBm -10.0 dBm Extinction ratio 8.2 dB 8.5 dB 8.5 dB 10.5 dB 10.5 dB Connector type LC LC/PC LC/PC LC LC Fiber type Single-mode NOTE The ESFP optical module (FE) is applicable to only the 100M SFP optical interfaces or 100M/1000M SFP optical interfaces. 6.
Quidway S3700 Series Ethernet Switches Hardware Description 6 List of Optical Modules Item Description Overloa d power 0 dBm -3.0 dBm -3.0 dBm -3.0 dBm -3.0 dBm -3.0 dBm -3.0 dBm -9.0 dBm Extincti on ratio 9.0 dB 9.0 dB 6.0 dB 6.0 dB 8.5 dB 9.0 dB 9.0 dB 9.0 dB Connect or type LC Fiber type Multimode Single-mode NOTE The ESFP optical module (GE) is applicable to only the 1000M SFP optical interfaces or 100M/1000M SFP optical interfaces or GE SFP/10G SFP+ Optical Interface. 6.
Quidway S3700 Series Ethernet Switches Hardware Description 6 List of Optical Modules NOTE The ESFP CWDM-SFP optical module is applicable to only the 100M SFP optical interfaces or 1000M SFP optical interfaces or 100M/1000M SFP optical interfaces or GE SFP/10G SFP+ Optical Interface. Issue 03 (2012-07-20) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
