416
Upgrade and Maintenance Manual
TX140
S1
System board and components
14.1 Replacing the CMOS battery
CMOS memory (volatile BIOS memory) and the real-time clock are powered by
a lithium coin cell (CMOS battery). This cell lasts up to ten years, depending on
ambient temperature and use.
If the CMOS battery is depleted or falls below minimum voltage levels, it need
to be replaced immediately.
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 PRIMERGY TX140 S1 Server Operating Manual.
●
Ensure to insert the CMOS battery the with the positive pole
facing up!
14.1.1 Required tools
●
Preliminary and concluding steps:
– Phillips PH2 / (+) No. 2 screw driver
●
Replacing the battery: tool-less; recommended: tooth pick
Upgrade and Repair Units (URU)
Average task duration: 5 minutes
Summary of Contents for PRIMERGY TX140 S1
Page 6: ...Upgrade and Maintenance Manual TX140 S1 ...
Page 22: ...Upgrade and Maintenance Manual TX140 S1 Contents ...
Page 24: ...24 Upgrade and Maintenance Manual TX140 S1 ...
Page 40: ...40 Upgrade and Maintenance Manual TX140 S1 Before you start ...
Page 204: ...204 Upgrade and Maintenance Manual TX140 S1 Hard disk drives solid state drives ...
Page 292: ...292 Upgrade and Maintenance Manual TX140 S1 Expansion cards and backup units ...
Page 306: ...306 Upgrade and Maintenance Manual TX140 S1 Main memory ...
Page 370: ...370 Upgrade and Maintenance Manual TX140 S1 Accessible drives ...
Page 414: ...414 Upgrade and Maintenance Manual TX140 S1 Front panel and external connectors ...
Page 472: ...472 Upgrade and Maintenance Manual TX140 S1 System board and components ...
Page 568: ...568 Upgrade and Maintenance Manual TX140 S1 Cabling ...