Removing Fan Module(92X25Mm), Lamp Ballast, Power Board And Dmd Board - Optoma H77 Service Manual

2-4 Removing Fan Module(92x25mm), Lamp Ballast ,
Power Board and DMD Board
1. Unscrew 4 screws to remove Fan Module(92x25mm).
2. Remove Ballast Module, then separate Lamp Ballast and Power Bracket.
3. Unscrew 2 screws to remove Power Board from Power Bracket.
2-7
Lamp Ballast
Power Bracket
H77