Service manual

16
Cautions when removing the PWB assembly Drive
When removing the PWB assembly Drive, there is danger of damaging the connector connecting cables and the
PWB assembly Signal.
1) Disconnect 6 cables and remove 3 screws.
2) Lift up the rearward of the PWB assembly Drive to the front.
3) Disconnect 5 cables lifting the PWB assembly Drive.
Cautions when removing the POWER UNIT (BALLAST)
When removing the cable (CNBAR) connected to POWER UNIT (BALLAST) there is danger of damaging the small
PWB connecting cables.
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POWER UNIT (BALLAST)
Disconnect 7 cables
Remove 3 screws
PWB assembly Drive
PWB assembly Drive
Disconnect the board-to-board connector.
FRONT
Lift up
REAR
Disconnect 5 cables
ViewSonic Corporation
Confidential - Do Not Copy
PJ501/PJ551
6. Assembly Removal, Replacement, and Maintenance
17