IBM pSeries 690 Service Manual page 891

Battery
CAUTION:
A lithium battery can cause fire, explosion, or a severe burn. Do not recharge, disassemble, heat
above 100 degrees C (212 degrees 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 represent a risk of fire or explosion.
The battery connector is polarized; do not attempt to reverse the polarity.
Dispose of the battery according to local regulations.
C9
The battery is located in the primary I/O book.
Before removing the primary I/O book to access the battery, follow the procedures titled "Save the Service
Processor Settings" on page 870 and "Record the System Name and Bootlists" on page 870.
Removal
1. Remove the primary I/O book (see "I/O Books and I/O Blanks" on page 870).
2. Use a T10 torx driver to remove the screws for the short cover near the connectors.
3. Locate the battery near the spare VPD card connector as shown in the following illustration.
4. Use one finger to gently press the top edge of the battery in and down from the battery socket. Then
use your thumb and index finger to pull the battery out of the socket, as shown in the following
illustration.
L3
CUoD
Chapter 9. Removal and Replacement Procedures
875