IBM 7226 Manual page 274

Turn off the power, reconnect the power connector the drive in Bay A, and then disconnect the power connector from
the back of the drive in Bay B. If the drive in Bay A then powers on normally, replace the drive in Bay B and then return
to Step 1. If not, go to
YES
Replace the drive in Bay A and then return to
Step 11
This step checks whether the media is the source of the problem.
1. Press the media unload button on the drive (refer to the drive descriptive chapters).
2. Remove the used media. If the media fails to unload, refer to drive specific chapters in this manual for manual media
unload procedures.
3. Power the 7226 Storage Enclosure off and then back on. Insert new media and then power the 7226 Storage Enclosure
off and then back on.
Do the installed drives power up and complete the POST normally?
NO
If the drives do not power up, go to
follow the recommended drive service action (refer to the drive descriptive chapters), and then go to
YES
Discard the used media and then go to
Step 12
This step performs a visual and physical check in an attempt to fix the problem.
1. Prepare the 7226 Storage Enclosure for Service. See
of a Storage Device or Other Component
2. Open the 7226 Storage Enclosure for Service. See
procedure.
3. Visually inspect all of the internal components in the enclosure. Look for any signs of wear, damage, contamination, or
excessive heat.
4. Physically check each cable connection and ensure all cables are fully seated and secured.
5. Ensure that the cables are connected correctly for the configuration that you want.
Are their any signs of damage, wear, or loose cables?
NO
Plug the enclosure into an electrical source and press the power On switch to determine if the connection inspection
fixed the problem. If the enclosure does not power up normally, go to
to run normally, reassemble the enclosure, and then return to
YES
Replace the damaged component or reseat the cable, reassemble the enclosure and then return to
Step 13
This step checks that the external SAS, USB or Fibre Channel cables are plugged into the device correctly.
Perform a visual check of the external SAS, USB or Fibre Channel cables. Is the cable plugged securely and is the cable
in good condition?
NO
Step 13.
Step 1.
Step 9. If the drives power up, but with status LEDs reporting an error condition,
Step 12.
for the correct procedure.
Opening the 7226 Storage Enclosure for Service
Preparing the 7226 Storage Enclosure for Removal or Installation
Step 13. If the enclosure powers on and appears
Step 1.
IBM 7226 Model 1U3 Storage Device Enclosure 263
Step 1.
for the correct
Step 1.