Replacing The Cmos Battery - Lenovo ThinkCentre 9120 Hardware Maintenance Manual
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Also See for ThinkCentre 9120:
- Replacement manual (62 pages) ,
- User manual (76 pages) ,
- Benutzerhandbuch (74 pages)
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Replacing the CMOS battery
This procedure describes how to remove and replace the CMOS battery.
If the CMOS battery fails, the date, time, and configuration information (including
passwords) are lost. An error message is displayed when you turn on the
computer.
CAUTION:
When replacing the lithium battery, use only Part Number 33F8354 or an
equivalent type battery recommended by the manufacturer.
1. Remove the cover. See "Removing the cover" on page 113.
2. Locate the battery. See "Locating parts on the system board" on page 115.
3. You might have to remove any PCI adapters that impede access to the battery.
4. Remove the old battery.
5. Install the new battery.
6. Replace any PCI adapters that were removed.
7. Go to "Completing the FRU replacement" on page 135.
Important
Refer to "Safety notices (multi-lingual translations)" on page 7 for information
about replacing and disposing of the battery.
Note: When the computer is turned on for the first time after battery
replacement, an error message might be displayed. This is normal after
replacing the battery.
Chapter 9. Replacing FRUs - Desktop computers
119
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