Before removing the RTC battery, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 66).
2. Remove the service cover (Service cover on page 40), and then remove the following components:
1. Battery (see Battery on page 41)
2. Solid-state drives 3 and 4 (see Solid-state drives 3 and 4 on page 42)
3. Solid-state drive carrier (see Solid-state drives 3 and 4 on page 42)
4. Hard drive (see Hard drive on page 44)
5. Keyboard (see Keyboard on page 54)
6. Fan/heat sink assembly (see Fan/heat sink assembly on page 79)
7. System board (see System board on page 89)
Remove the RTC battery:
1. Turn the removed system board upside down with the front toward you.
2. Insert a case utility tool (1) or similar thin plastic tool into the slot on the RTC battery socket and remove
the RTC battery (2) from the socket.
Reverse this procedure to install the RTC battery.
I/O board
To remove the I/O board, use this procedure and illustration.
Table
6-13 I/O board description and part number
Description Spare part number
NOTE: The I/O board includes an I/O board includes audio jack, 3 USB ports, and a RJ45 jack.
For use only on vPro computer models M20126-001
For use only on non-vPro computer models M20127-001
ENWW Component replacement procedures 95
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