ViewSonic PJ501 Service Manual - Page 20
Cautions when removing the PWB assembly Drive, Cautions when removing the POWER UNIT BALLAST
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6. Assembly Removal, Replacement, and Maintenance 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. PWB assembly Drive Disconnect 7 cables Remove 3 screws 2) Lift up the rearward of the PWB assembly Drive to the front. FRONT PWB assembly Drive Lift up 3) Disconnect 5 cables lifting the PWB assembly Drive. Disconnect the board-to-board connector. REAR Disconnect 5 cables 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. POWER UNIT (BALLAST) �� �� ViewSonic Corporation 17 Confidential - Do Not Copy PJ501/PJ551
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