IBM Storwize V7000, Руководство по устранению неисправностей и техническому обслуживанию

Страница: 125 / 188

Replacing enclosure end caps
To replace enclosure end caps, use this procedure.
About this task
Attention: The left end cap is printed with information that helps identify the
enclosure.
v machine type and model
v
enclosure serial number
v
its machine part number
The information on the end cap should always match the information printed on
the rear of the enclosure, and it should also match the information that is stored on
the enclosure midplane.
Procedure
To remove and replace either the left or right end cap, complete the following
steps.
1. If the enclosure is on a table or other flat surface, elevate the enclosure front
slightly or carefully extend the front over the table edge.
2. Grasp the end cap by the blue touch point and pull it until the bottom edge of
the end cap is clear of the bottom tab on the chassis flange.
3.
Lift the end cap off the chassis flange.
4. Fit the slot on the top of the new end cap over the tab on the top of the chassis
flange.
5.
Rotate the end cap down until it snaps into place. Make sure that the inside
surface of the end cap is flush with the chassis.
Replacing a SAS cable
This topic describes how to replace a SAS cable.
About this task
Be careful when you are replacing the hardware components that are located in the
back of the system that you do not inadvertently disturb or remove any cables that
you are not instructed to remove.
To replace a SAS cable, perform the following steps:
Procedure
1. Record which SAS cable is plugged into the specific port of the expansion
canister. The cable must be inserted back into the same port after the
replacement is complete; otherwise, the system cannot function properly.
Note:
If you are replacing a single cable, this step is not necessary.
2. Pull the tab with the arrow away from the connector.
Chapter 8. Replacing parts
107