15.3 CMOS battery
15.3.1 Replacing the CMOS battery
Upgrade and Repair Unit
(URU)
Hardware: 5 minutes
Tools: tool-less; recommended: tooth pick
CAUTION
▶
The CMOS battery must be replaced with an identical battery or
with a battery type recommended by the manufacturer
.
▶
Keep lithium batteries away from children.
▶
Do not throw batteries into the trash can. Lithium batteries must be
disposed of in accordance with local regulations concerning special
waste.
▶
For more safety information, see "Environmental protection" in the
operating manual of your server.
▶
Ensure to insert the CMOS battery with the positive pole facing
up!
Preliminary steps
▶
"Suspending BitLocker functionality" on page 61.
▶
T
ake a note of the BIOS settings.
▶
"Unlocking the server" on page 39
▶
"Removing the bay cover" on page 40
▶
"Shutting down the server" on page 41
▶
"Disconnecting the power cord" on page 42.
▶
"Getting access to the component" on page 43.
System board and components
182 Upgrade and Maintenance Manual TX1310 M5