Read Sharp PG-F320W (serv.man2) Service Manual online
PG-F320W
2 – 2
[3] Removing the main PWB unit and terminal PWB unit
1. Remove all connectors from the main PWB unit.
2. Remove 1 terminal fixing screw.
3. Remove 3 main PWB fixing screws to detach the main PWB unit.
4. Remove 3 cap PWB and terminal PWB fixing screws to detach the cap PWB unit and terminal PWB unit.
[4] Removing the speaker, fan, and power supply ballast unit
1. Remove the speaker.
2. Remove 2 fans for the power supply ballast unit and 1 fan for the optical mechanism unit.
3. Remove 2 bimetal fixing screws to detach the bimetal.
4. Remove 2 lamp socket fixing screws to detach the lamp socket.
5. Remove 1 inlet fixing screw.
6. Remove 4 power supply ballast unit fixing screws to detach the power supply ballast unit.
7. Remove 4 ballast shield (upper) fixing screws to detach the ballast shield (upper).
8. Remove 2 power supply ballast PWB unit fixing screws and 1 clip to detach the power supply PWB unit from the ballast shield (lower).
[RC]
[CW]
[FA]
[MO]
[LF]
[SO]
[FB]
[CAP]
[CAP]
[EA]
[FC]
[FD]
3-3
3-1
MAIN PWB Unit
TERMINAL PWB
Unit
CAP PWB
Unit
3-3
3-2
[TH2]
[TA]
[TA]
3-4
3-4
4-2
4-1
4-5
4-4
4-6
4-3
Speaker
Bimetal
Fan for
optical
mechanism
unit
Fans for power supply
ballast unit
Lamp Socket
POWER SUPPLY BALLAST Unit
4-8
4-7
4-8
Ballast shield (upper)
Ballast
shield
(lower)
POWER SUPPLY
BALLAST PWB
Unit
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