SC7020 and SC7020F Storage Systems Owner’s Manual
Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your product. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. © 2016 – 2019 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries.
Contents About This Manual.......................................................................................................................... 4 Revision History..................................................................................................................................................................... 4 Audience.........................................................................................................................................................................
Preface About This Manual This manual describes the features and technical specifications of an SC7020 series storage system.
1 SC7020 Series Storage System Hardware SC7020 Series Storage System Front-Panel View The front panel of the storage system contains power and status indicators, and a system identification button. In addition, the hard drives are installed and removed through the front of the storage system chassis. Figure 1.
SC7020 Series Storage System Drives The SC7020 series storage system supports Dell Enterprise Plus drives. • • The SC7020 storage controller supports both spinning hard drives and SSDs. The SC7020F storage controller supports SSDs. The drives in the SC7020 series storage system are installed horizontally. The indicators on the drives provide status and activity information. Figure 2.
Item Name 1 Power supply/cooling fan module (2) 2 Storage controller (2) Icon Description Contains power supplies and fans that provide cooling for the storage system, with AC input to the power supply of 200–240 V. In Storage Manager , the power supply/cooling fan module on the left side of the back panel is Power Supply 1 and power supply/cooling fan module on the right side of the back panel is Power Supply 2.
SC7020 Series Storage Controller Features and Indicators The SC7020 series storage system includes two storage controllers in two interface slots. SC7020 Series Storage Controller The following figure shows the features and indicators on the storage controller. Figure 5.
Item Control/Feature Icon Description Two LEDs with the port indicate link status (left LED) and activity status (right LED): • • • • Link and activity indicators are off – Not connected to the network Link indicator is green – The NIC is connected to a valid network at its maximum port speed. Link indicator is amber – The NIC is connected to a valid network at less than its maximum port speed. Activity indicator is blinking green – Network data is being sent or received. 7 USB port One USB 2.
2 Replacing Storage System Components Safety Precautions Always follow these safety precautions to avoid injury and damage to Storage Center equipment. If equipment described in this guide is used in a manner not specified by Dell , the protection provided by the equipment could be impaired. For your safety and protection, observe the rules described in the following sections. NOTE: See the safety and regulatory information that shipped with each Storage Center component.
• Keep all components and printed circuit boards (PCBs) in their antistatic bags until ready for use. General Safety Precautions Always follow general safety precautions to avoid injury and damage to Storage Center equipment. • • • • • • • Keep the area around the storage system chassis clean and free of clutter. Place any system components that have been removed away from the storage system chassis or on a table so that they are not in the way of other people.
Install the Front Bezel To secure the storage system, install the front bezel. Steps 1. Hook the right end of the replacement bezel onto the front panel of the storage system. 2. Insert the left end of the bezel into the securing slot until the release latch locks into place. 3. Secure the bezel with the keylock. Hard Drives The SC7020 series storage system supports hot-swappable hard drives.
4. Slide the hard drive carrier out of the hard drive slot. Install the Replacement Drive Use this procedure to install a drive in the SC7020 series storage system. Steps 1. Open the release handle on the drive carrier and insert the hard drive carrier into the open drive slot. 2. Slide the drive into the slot until the drive carrier contacts the midplane. 3. Close the drive carrier handle to lock the drive in place. 4.
Replace a Power Supply and Cooling Fan Module Use this procedure to replace failed a power supply/cooling fan module. Prerequisites 1. Use Storage Manager to send SupportAssist information to Technical Support. 2. Use Storage Manager to edit the Storage Center settings and set the operation mode of the Storage Center to Maintenance mode. About this task You can replace power supply/cooling fan modules one at a time without shutting down the storage system. Steps 1.
Figure 9. Removing a Power Supply/Cooling Fan Module 1. Power supply/cooling fan module 3. Release tab 5. Power switch 2. Power socket 4. Power supply/cooling fan module LED handle 4. Slide the replacement power supply/cooling fan module into the chassis until it is fully seated and the release tab clicks into place. 5. Connect the power cable to the power supply/cooling fan module and make sure the cable is plugged into a power outlet. 6. Secure the power cable using the hook-and-loop strap. 7.
Steps 1. Make sure all the cables are labeled. 2. Disconnect all of the cables from the storage system. 3. Loosen the screws in the chassis ears that secure the chassis to the rack. Figure 10. Loosen the Screws 4. Remove the storage system from the rack. 5. Remove the rack rails from the rack. Install the Rack Rails Perform the following steps to install rack rails for an SC7020 series storage system. Steps 1. Install the replacement rack rails in the rack. 2. Install the storage system in the rack. 3.
Figure 11. Tighten the Screws 4. Reconnect the cables to the storage system. 5. Start up the storage system. Next steps Use SupportAssist to send diagnostic data to Technical Support. Power Up the Storage Center Hardware Perform these steps to power up the Storage Center hardware after powering off the hardware or after a power outage. About this task If the Storage Center hardware includes expansion enclosures, turn on the expansion enclosures first, then turn on the storage system. Steps 1.
3 SC7020 Series Storage System Technical Specifications Technical Specifications The following tables provide technical specifications for the SC7020 series storage systems. Drives SC7020: SAS hard drives Up to 30 2.5-in. SAS hot-swappable HDDs (12 Gb SAS) SC7020F: SAS SSDs Up to 30 2.5-in. SAS hot-swappable SSDs (12 Gb SAS) Storage Controllers Storage controllers Two hot-swappable storage controllers with one mezzanine card and three I/O card slots per storage controller.
LED Indicators Hard drive carrier • • One single-color activity LED One dual-color LED status indicator per drive Storage controller • • • • • Two single-color LEDs per Ethernet port indicating activity and link speed One dual-color LED per SAS connector indicating port activity and status One single-color LED indicating status One single-color LED indicating system faults One single-color LED for system identification Power supply/cooling fan One dual-color LED handle indicating power supply and coo
Environmental Storage 1.88 Grms at 10–500 Hz for 15 min Maximum shock Operating 31 G +/- 5% with pulse duration of 2.6 ms +/- 10% (equivalent to 20 in./sec [51 cm/ sec]) Storage 71 G +/- 5% with pulse duration of 2 ms +/- 10% (equivalent to 35 in.
