Eiki EK-800U Service Manual page 65

(3.) PC Calibration (For VGA IN port)
Procedure - Test equipment: video generator.
- Test signal:1920x1200@60Hz(WU7)
- Test pattern: Grays 16.
- Input the signal from VGA IN port.
- Get into factory mode.
- Select "ADC Calibration".
- Press "Auto" key to execute the PC
calibration.
Criteria - If there is noise on the screen, the product is
considered as failure product.
-The screen appears normal, it shouldn't
appear any abnormal condition, such as
lines and so on.
EK-800U
Chapter 4 Test & Inspection
Grays 16
4-7