Replacing The Cmos Battery; Preliminary Steps - Fujitsu PRIMERGY RX2520 M1 Upgrade And Maintenance Manual

System board and components
The onboard SAS enabling key enables the SAS functionality of the
Onboard controller.
14.2

Replacing the CMOS battery

Upgrade and Repair Unit
(URU)
Tools: tool-less; recommended: tooth pick
Safety notes
V
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 further safety information, please refer to section "Environmental
●
protection" in the operating manual of your server.
Ensure to insert the CMOS battery with the positive pole facing
●
up!

14.2.1 Preliminary steps

"Locating the defective server" on page 49
Ê
"Shutting down the server" on page 51
Ê
"Disconnecting power cords" on page 52
Ê
"Getting access to the component" on page 53
Ê
334 Upgrade and Maintenance Manual
Hardware: 5 minutes
RX2520 M1