7-2
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
7-1 Equipment Needed
EP757 Projector
VESA M1 to VGA Cable
PC (Personal Computer)
Audio Input, Video Input
Screw Drivers
7-2 Main Procedure
Connect Power cord, analog
or digital signal and audio
signal, then turn power on
Start
Is Lamp light on ?
A.
Power
Troubleshooting
Yes
No
Continue