Table of Contents
Safety Precautions ........................................................................................................ 3
Important Precautions .................................................................................................. 3
Parts Replacement ........................................................................................................ 5
Removable Parts Hierarchy ..................................................................................................6
Ballast ...................................................................................................................................7
Bottom Case .........................................................................................................................9
Chassis ...............................................................................................................................11
Calibrate the Color Wheel ...................................................................................................17
Controller ECA ....................................................................................................................21
Optical Engine.....................................................................................................................24
Fan Assembly .....................................................................................................................26
Focus and Zoom Rings .......................................................................................................27
Handle.................................................................................................................................31
I/O EMI Shield .....................................................................................................................32
Keypad ................................................................................................................................33
Outer Handle.......................................................................................................................37
Power Supply ......................................................................................................................39
Rear IR Receiver.................................................................................................................42
Rear Bezel ..........................................................................................................................43
Safety Switch ......................................................................................................................45
Top Case.............................................................................................................................47
Troubleshooting .......................................................................................................... 49
Image Problems ..................................................................................................................58
Keypad Problems................................................................................................................59
Remote Problems ...............................................................................................................60
Audio Problems...................................................................................................................61
Block Diagram.....................................................................................................................62
Check Controller Voltages ..................................................................................................63
Check the Thermal Switch ..................................................................................................69
Parts Lists.................................................................................................................... 70
Case Parts Exploded View..................................................................................................71
Replaceable parts ...............................................................................................................72
Fastener Kit Contents .........................................................................................................73
ScreenPlay 7200 Service Guide
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