Replacing The Disk-Controller And Usb Riser-Card Assembly; Usb Riser-Card Assembly - IBM SAN Volume Controller 2145-CG8 Hardware Maintenance Manual

5 Plastic tab
11. Pull up on the disk controller ( 3 in Figure 205 on page 209) until the disk-controller and USB
riser-card assembly ( 2 ) disengages from the connector on the system board.
12. Place the disk-controller and USB riser-card assembly on a flat, static-protective surface.
13. If you are instructed to return the disk-controller and USB riser-card assembly, follow all packaging
instructions, and use any packaging materials for shipping that are supplied to you.

Replacing the disk-controller and USB riser-card assembly

You can replace the disk-controller and USB riser-card assembly.
Take precautions to avoid damage from static electricity. Wear an anti-static wrist strap and use a
static-protected mat or surface. For more information, see "Handling static-sensitive devices" on page xx.
Replacing the SAN Volume Controller 2145-CG8 or 2145-CF8 disk-controller and

USB riser-card assembly

You can replace the SAN Volume Controller 2145-CG8 or 2145-CF8 disk-controller and USB riser-card
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assembly.
DANGER
Multiple power cords. The product might be equipped with multiple power cords. To remove all
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hazardous voltages, disconnect all power cords. (L003)
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To correctly perform this task, you must have alcohol wipes and thermal grease available. If you do not
already have them, order these separately.
To replace the disk-controller and USB riser-card assembly, complete the following steps:
1. Turn off the node while ensuring that its data is mirrored and synchronized. See MAP 5350 in the
IBM System Storage SAN Volume Controller Troubleshooting Guide for more information.
2. When the node is completely turned off, remove the power cable-retention brackets and remove the
power cables from the rear of the node.
3. After labeling the Fibre Channel cables and the Ethernet cables with their locations, remove all of the
cables from the node.
4. Optional: Remove the node from the rack and place it on a flat, static-protective surface. See
"Removing the SAN Volume Controller from a rack" on page 46.
5. Remove the top cover. See "Removing the top cover" on page 77.
6. Remove the disk-controller and USB riser-card assembly from its packaging and place the riser-card
assembly on a flat, static-protective surface.
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IBM SAN Volume Controller Hardware Maintenance Guide
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