RTC battery
Table 5-13 RTC battery description and part number
Description Spare part number
RTC battery L02772-001
Before removing the RTC battery, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 29).
2. Place the computer in Battery Safe mode (Battery Safe mode on page 29).
3. Remove the bottom cover (Bottom cover on page 30).
4. Remove the battery (Battery on page 31).
Remove the RTC battery:
NOTE: The RTC battery connector is located on the bottom of the card reader board.
1. Remove the two Phillips M2.0 × 2.0 screws (1) that secure the card reader board to the computer.
2. Lift the board up so that you can access the connectors underneath (2).
3. Disconnect the RTC battery from the card reader board (1).
Component replacement procedures 45
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