Field Service Guidelines 4-17
Microphone Assembly, CPU Board
Remove the microphone assembly and CPU board as follows.
1.
Remove the following as previously described:
LCD
top cover
keyboard
LCD status bar
VersaGlide
metal keyboard supports.
2.
Disconnect the bridge battery, CMOS battery and buzzer from the I/O board.
3.
To remove the microphone assembly, first disconnect the microphone cable from
connector CN4. Remove the microphone assembly from the CPU board.
4.
Remove the two screws that secure the CPU board to the base unit.
5.
Gently lift the CPU board out of connectors P2 and P1 on the I/O board.
Figure 4-13 Removing the CPU Board