IBM 9114-275 - IntelliStation POWER 275, Installation Manual, Page: 75 / 102

Replacing the Battery
Before performing the following procedure, read “Safety Notices” on page vii.
CAUTION:
A lithium battery can cause fire, explosion, or severe burn. Do not recharge, disassemble, heat
above 100°C (212°F), solder directly to the cell, incinerate, or expose cell contents to water. Keep
away from children. Replace only with the part number specified for your system. Use of another
battery may present a risk of fire or explosion.
The battery connector is polarized; do not attempt to reverse polarity.
Dispose of the battery according to local regulations.
To replace the system’s battery, do the following:
1. Open the bezel door.
2. Shut down the system as described in “Stopping the System” on page 25.
3. Remove the service access cover as described in “Service Access Cover Removal” on page 28.
4. Remove the service processor assembly as described in “Removing the Service Processor Assembly”
on page 57.
5. Locate the battery on the service processor assembly.
6. Use your fingernail to pry the battery out of its plastic mount. After the bottom of the battery has
cleared the top edge of the plastic mount, pull it up and away from the system planar.
1
2
3
1 Service processor assembly
2 Battery
3 Battery plastic mount
7. Replace the battery with part number 00P3903 or equivalent.
8. When installing the new battery, ensure that the battery polarity is correct. For this system, the
positive (+) side of the battery should be facing up in its plastic mount.
9. Gently insert the new battery into its plastic mount.
10. Replace the service processor assembly in the system unit as described in “Replacing the Service
Processor Assembly” on page 57.
11. Replace the service access cover, as described in “Service Access Cover Replacement” on page 28.
12. Turn on the system power.
13. If you are running AIX, the bootlist command may need to be run while logged in as root user. This
action rebuilds the customized boot list. IP (Internet protocol) parameters may also need to be
reentered.
Chapter 3. Installing Options
59