Chapter 3
22
Removing Lamp Module and Thermal Board
1.
Turn over Bottom Housing and loosen two screws of Lamp Cover from Bottom Housing
and take off Lamp Cover.
2.
Loosen three screws of Lamp to remove Lamp.
3.
Unplug seven cables from Thermal Board.
4.
Remove one screw from Thermal Sensor Board. Unscrew one screw and one hex
screw to remove Thermal Board. (The one hex screw is under one screw of Thermal
Sensor Board)
5.
Unscrew three screws of Fan to remove Fan.
Engine Module
Fan
Thermal Board
Thermal Sensor Board
Bracket
Bottom Housing
Lamp
Lamp Cover
Summary of Contents for PD721
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