4-15
EP757
SERVICE MANUAL
Introduction Fundamental Principle Mechanical Construction
Procedure of Disassembly
Function of Boards Specifications
Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key-In Procedure Appendix
Engine Module
Safe Switch
Formatter Board
Heat Sink
4.
Unscrew two screws to remove Heat Sink.
5.
Unscrew four screws to remove Formatter Board.
6.
Unscrew two screws to remove Safe Switch.