
2. HARDWARE
B–63445EN/01
64
1 Remove the power PC board as in 2.8.2 above.
2 Remove the two screws from the fan motor on the power PC board,
and replace the fan motor with a new one.
3 Mount the power PC board on the base PC board as in 2.8.2 above,
and return the base PC board to the case.
4 Reconnect the cables.
1 Turn off the power to the CRT/MDI.
2 The CRT control PCB is located behind the MDI.
Remove all cables connected to the PCB.
3 Remove the square screws from the CRT control board, and replace
the PCB.
4 Reconnect the cables.
1 The CRT control PCB that is behind the MDI keyboard can be seen
from the rear of the CRT/MDI. Remove the CRT control board as in
2.8.4 above.
2 Remove the two connectors from the back of the keyboard.
3 Remove the four studs from the back of the keyboard.
4 Since the MDI keyboard has no setscrews, the keyboard can be
removed at this point.
5 Mount a new keyboard, and secure it with four studs.
6 Reconnect the two cables of the CRT control PCB.
CRT control board PCB
Stud
MDI keyboard
Screw
2.8.3
The Fan motor
2.8.4
The CRT Control PCB
2.8.5
The MDI Keyboard