Replacing An Expansion Canister - IBM Storwize V7000 Unified Problem Determination Manual

10. Push the canister back into the slot until the handle starts to move.
11. Finish inserting the canister by closing the handle until the locking catch clicks
12. Reattach the data cables.

Replacing an expansion canister

This topic describes how to replace an expansion canister.
About this task
Attention: If your system is powered on and performing I/O operations, go to
the management GUI and follow the fix procedures. Performing the replacement
actions without the assistance of the fix procedures can result in loss of data or loss
of access to data.
Even though many of these components are hot-swappable, they are intended to
be used only when your system is not up and running and performing I/O
operations. If your system is powered on and performing I/O operations, go to the
management GUI and follow the fix procedures. Performing the replacement
actions without the assistance of the fix procedures can result in loss of data or loss
of access to data.
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.
Be aware of the following canister LED states:
v If the power LED is on, do not remove an expansion canister unless directed to
v If the power LED is flashing or off, it is safe to remove an expansion canister.
Attention: Even if an expansion canister is powered off, it is still possible to lose
data. Do not remove an expansion canister unless directed to do so by a service
procedure.
To replace an expansion canister, perform the following steps:
Procedure
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Storwize V7000 Unified: Problem Determination Guide 2073-720
into place. Make sure that the canister is firmly and correctly seated, otherwise
this can lead to problems.
If the enclosure is powered on, the canister starts automatically.
do so by a service procedure.
However, do not remove an expansion canister unless directed to do so by a
service procedure.
1. Read the safety information to which "Preparing to remove and replace parts"
on page 210 refers.
2. Record which SAS cables are plugged into the specific ports of the expansion
canister. The cables must be inserted back into the same ports after the
replacement is complete; otherwise, the system cannot function properly.
3. Disconnect the SAS cables for each canister.
4. Grasp the handle between the thumb and forefinger.
Note: Ensure that you are opening the correct handle. The handle locations
for the node canisters and expansion canisters are slightly different.