Removing The Main Pwb Unit And Rear Rc Receiver Pwb Unit; Removing The Fan And Power/Ballast Ass'y - Sharp XV-Z3100U Service Manual

[3] Removing the main PWB unit and rear RC receiver PWB Unit

1. Remove 1 Rear RC receiver PWB fixing screws to detach the Rear RC receiver PWB unit.
2. Remove all connectors from the main PWB unit.
3. Remove 4 terminal fixing screws.
4. Remove 3 main PWB fixing screws to detach the main PWB unit.

[4] Removing the fan and power/ballast ass'y

1. Remove 2 fans for the power supply ballast unit and 1 fan for the optical mechanism unit.
2. Remove 2 bimetal fixing screws to detach the bimetal.
3. Remove 2 lamp socket fixing screws to detach the lamp socket.
4. Remove 1 AC inlet fixing screw.
5. Remove 4 ballast unit fixing screws to detach the power/ballast ass'y.
6. Remove 4 ballast shield (upper) fixing screws to detach the ballast shield (upper).
7. Remove 2 ballast PWB fixing screws and 1 clip to detach the power/ballast ass'y from the ballast shield (lower).
Power /Ballast Ass'y
Lamp Socket
Fans for power supply
ballast unit
Fan for
optical
mechanism
unit
1
2
4
[RC-F]
[IR1]
[IR2]
[US]
3
5
3
Bimetal
XV-Z3100U/XV-Z3100/XV-Z3300/DT-510
[CW]
2
[FA]
[MO]
[LF] MAIN PWB Unit
[BB]
[FD]
[FC]
[EA]
[FB]
[RC-R]
[SO]
A
1
A
Rear RC
Receiver
PWB Unit
6
Power/Ballast
Ass'y
4
2 – 2
Ballast shield (upper)
6
7
Ballast
shield
(lower)
7