Removing The Disk-Controller And Usb Riser-Card Assembly; Boot-Disk Sas Cable Routed Through The Blue; San Volume Controller 2145-Cf8 - IBM SAN Volume Controller Hardware Maintenance Manual

Figure 197. Boot-disk SAS cable routed through the blue bulkhead clip and connected to the SAS disk controller in the

SAN Volume Controller 2145-CF8

1 Boot-disk SAS cable that is plugged into the disk-controller-and-USB-riser-card assembly
2 Blue bulkhead clip with the high-speed SAS-adapter cable and the boot-disk SAS cable

Removing the disk-controller and USB riser-card assembly

You can remove 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 xix.
Removing the SAN Volume Controller 2145-CF8 disk-controller and USB riser-card
assembly
You can remove the SAN Volume Controller 2145-CF8 disk-controller and USB riser-card assembly.
DANGER
Multiple power cords. The product might be equipped with multiple power cords. To remove all
hazardous voltages, disconnect all power cords.
This service action requires you to remove the cover and:
v Turn off the node.
v Disconnect the power cables.
v Disconnect the service-controller USB cable, the SAS boot-disk cable, and the SAS cable to disk bays 0,
1, 2,and 3, if the cable is still installed.
To remove the disk-controller and USB riser-card assembly, complete the following steps:
1. Read the safety information to which "Preparing to remove and replace parts" on page 20 refers.
1 2
Chapter 2. Removing and replacing parts
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