Canon LV-7105 Service Manual - Page 42

Lamp Ballast Unit Fan FN905 Removal, 8 Power Board Removal, Fig. 2-11

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Part 2: Repair Information 3.7 Lamp Ballast Unit Fan (FN905) Removal 1. Disconnect the thermal switch sockets. 2. Remove a screw A and disconnect the lamp socket. 3. Remove 2 screws B (bottom side) and a screw C, and the remove the lamp ballast unit upward. 4. Take the cover off from the lamp ballast unit and remove 4 screws D and take the lamp ballast board off from the holder. 5. Remove the fan FN905 from the holder. C Thermal Switch Sockets A Lamp Ballast Unit Blue Brown D Lamp Ballast Board D D D B Lamp Socket B Fig. 2-10 3.8 Power Board Removal 1. Remove 2 screws A and take the power unit cover off upward. A 2. Remove 3 screws B and pull the power board upward. B A B B Fan (FN905) Fig. 2-11 2-8

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3.7 Lamp Ballast Unit Fan (FN905) Removal
1.
Disconnect the thermal switch sockets.
2.
Remove a screw
A
and disconnect the lamp socket.
3.
Remove 2 screws
B
(bottom side) and a
screw
C
, and the remove the lamp
ballast unit upward.
4.
Take the cover off from the lamp ballast
unit and remove 4 screws
D
and take
the lamp ballast board off from the
holder.
5.
Remove the fan FN905 from the holder.
3.8 Power Board Removal
1.
Remove 2 screws
A
and take the
power unit cover off upward.
2.
Remove 3 screws
B
and pull the
power board upward.
Part 2: Repair Information
2-8
Lamp Ballast Unit
Fan (FN905)
Lamp Ballast Board
Blue
Brown
B
B
A
C
D
D
Lamp Socket
Thermal Switch Sockets
D
D
A
B
B
B
A
Fig. 2-11
Fig. 2-10