IBM iSeries 270 Service Manual page 215

In the United States, IBM has a process for the collection of this battery. For information, call
1-800-426-4333. Have the IBM part number for the battery unit available when you call. (RSFTC226)
The following safety notice pertains to the 2763, 2778, 2782, and 5703 cache battery packs.
CAUTION:
The battery is a nickel metal hydride battery. To avoid possible explosion, do not burn. Exchange
only with the IBM-approved part. Recycle or discard the battery as instructed by local regulations.
In the United States, IBM has a process for the collection of this battery. For information, call
1-800-426-4333. Have the IBM part number for the battery unit available when you call. (RSFTC244)
The following safety notice pertains to the 2757, 2780, and 5708 cache battery pack.
CAUTION:
The battery is a lithium ion battery. To avoid possible explosion, do not burn. Exchange only with
the IBM-approved part. Recycle or discard the battery as instructed by local regulations.
In the United States, IBM has a process for the collection of this battery. For information, call
1-800-426-4333. Have the IBM part number for the battery unit available when you call. (RSFTC246)
Attention: All cards are sensitive to electrostatic discharge. See Work with electrostatic
discharge-sensitive parts.
Note: When replacing the cache battery pack, the battery must be disconnected for at least 15 seconds
before connecting the new battery. This is the minimum amount of time needed for the card to recognize
that the battery has been replaced.
To remove or replace the cache battery pack:
1. Is the cache battery pack on a type 2780 or 5708 card?
v No: Continue with the next step.
v Yes: Go to step 18 (See page 206).
2. Were you sent to this procedure from URC 8008?
v No: Continue with the next step.
v Yes: Go to step 7 (See page 204).
3. To prevent possible data loss, you must force the cache battery pack into an error state before
replacing it. This will ensure all cache data is written to disk before battery replacement. To force the
cache battery pack into an error state, perform the following:
a. Select System Service Tools (SST). If you cannot get to SST, select DST. But do not perform an
IPL to get to DST.
b. Select Start a Service Tool —> Display/Alter/Dump —> Display/Alter storage —> Licensed
Internal Code (LIC) data.
c. Select Advanced analysis. You may have to page or scroll down to find this option.
d. Select the BATTERYINFO command.
e. On the Specify Advanced Analysis Options screen, type -LIST in the Options field and press
Enter.
4. Find the resource name of the card you are working with.
5. Return to the Specify Advanced Analysis Options screen and type -CONFR -IOA xxxx, where xxxx is
the card resource name, and press enter.
6. Return to the Specify Advanced Analysis Options screen and type -LIST in the Options field and
press Enter. The Battery pack can be safely replaced field should indicate YES. If it does not
indicate YES, then discontinue this procedure and contact your next level of support.
Analyze hardware problems
203