Removal Of The Key Pcb Assy - Mitsubishi Electric XD8100U Service Manual

12.Removal of the KEY PCB ASSY

1. Remove the top cover ASSY according to "1. Removal of
the lens ASSY, zoom, focus motor ASSY".
2. Remove the CW cover unit according to "2. Removal of
the color wheel ASSY".
3. Remove the fi lter cover unit according to "3. Removal of
the ACF SENSOR PCB ASSY".
4. Remove the top case ASSY according to "4. Removal of
the exhaust fan (front)".
5. Remove the main top shield according to "5. Removal of
the lamp fan 1".
6. Disconnect the connector (ST) on the MAIN PCB ASSY
as shown in Fig. 3-9.
7. Remove the fi ve screws (a) and terminal ASSY as
shown in Fig. 3-9.
8. Remove the three screws (b) and KEY PCB ASSY as
shown in Fig. 3-9.
13.Removal of the main terminal
ASSY
1. Remove the top cover ASSY according to "1. Removal of
the lens ASSY, zoom, focus motor ASSY".
2. Remove the CW cover unit according to "2. Removal of
the color wheel ASSY".
3. Remove the fi lter cover unit according to "3. Removal of
the ACF SENSOR PCB ASSY".
4. Remove the top case ASSY according to "4. Removal of
the exhaust fan (front)".
5. Remove the main top shield according to "5. Removal of
the lamp fan 1".
6. Remove the terminal ASSY according to "12. Removal of
the KEY PCB ASSY".
7. Disconnect all connectors on the MAIN PCB ASSY.
8. Remove the two screws (a) ,two screws (b) and main
terminal ASSY as shown in Fig. 3-10.
bx3
a
MAIN PCB ASSY
- 28 -
Terminal ASSY
ST
KEY PCB ASSY
Fig. 3-9
a
b
b
Main terminal ASSY
Fig. 3-10
x5
a