Nacho Family Service Manual 2
Table of Contents
Nacho Family Service Manual .................................................................................................................1
Table of Contents......................................................................................................................................2
Troubleshooting........................................................................................................................................3
Power and Start-up Problems ..............................................................................................................................4
Image Problems .................................................................................................................................................12
Keypad Problems ...............................................................................................................................................13
LCD Problems ....................................................................................................................................................13
Remote Problems...............................................................................................................................................14
Check Controller ECA and I/O Voltages ............................................................................................................15
Adjust Image Banding ........................................................................................................................................17
Check the Thermal Switch .................................................................................................................................19
Check fan operation ...........................................................................................................................................20
Parts Removal and Replacement ..........................................................................................................22
Removable Parts Hierarchy ...............................................................................................................................22
Exploded View....................................................................................................................................................23
Lamp and Lamp Door.........................................................................................................................................24
Focus ring...........................................................................................................................................................26
Front bezel .........................................................................................................................................................28
Top Enclosure ....................................................................................................................................................31
Exhaust and Intake Bezels.................................................................................................................................34
Exhaust Fan Assembly.......................................................................................................................................37
Color Wheel Assembly.......................................................................................................................................40
Controller ECA and I/O ECA ..............................................................................................................................44
Power Supply and Chassis ................................................................................................................................49
Optical Engine ....................................................................................................................................................52
Bottom Enclosure ...............................................................................................................................................55
Light Tunnel........................................................................................................................................................58
Parts Lists................................................................................................................................................63
Illustrated Replaceable Parts List.......................................................................................................................63
Illustrated User Replaceable Parts List ..............................................................................................................67
Labels.................................................................................................................................................................68
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