Table of Contents
Advertisement
Introduction
Fundamental Principle
Troubleshooting
Function Test and Alignment Procedure
Color Adjust Procedure :
* Notice : PC shall run R.G.B. gray scale pattern.
1.
Power on. Press “Up”, “Up”, “Left” button when the “No Signal” show on the screen.
2.
Choose “Display Source”
3.
Choose Color Wheel Index.
4.
Press “Left” or “Right” button to adjust.
4
Note 1 : It may need to be used when you replace Main Board or Optical Engine alone.
7-2.3 C. Function Troubleshooting
Does OSD
show up?
Can function
be adjusted?
Mechanical Construction
Procedure of Disassembly
Firmware Upgrading Procedure
Start
No
Is KeyPad
Board OK?
No
Change
Yes
Key Pad Board
No
Is Keypad
Board ok?
Yes
No
Change
End
Keypad Board
Function of Boards
Specifications
DDC Key-In Procedure
Appendix
Is Remote
Yes
Yes
Change
Controller
Main Board
OK?
No
Change
No
Change
Remote
Battery
Controller
Yes
Change
Main Board
7-7
EP757
SERVICE MANUAL
Advertisement
Table of Contents
