Eiki EK-610U Service Manual page 46

5. DA Calibration
Note: Always perform a DA Calibration after replacing the DA module or the
Main board
Inspection Item
Criteria - If the DA Module is not operating properly, change the
Procedure - Place the projector on a clean horizontal surface.
Note: If the brightness value is very far from 16, it may indicate that DA is
not operating smoothly and needs to replaced.
- Check if the brightness of the screen is variations
when execute the DA calibration
DA module.
- Enter Factory Mode
- Set DA to Open.
- Select DA Home > Dual: 16.
- Press right and left key following 16 > 17 > 18 > 19
(Right) > 18 > 17 > 16 (Left) to check
whether DA is operating correctly.
- Set DA Home position to position of maximum
brightness. Default value is Dual: 16.
- Select DA.
- Press Select, following Open > Close > Open to check
whether DA is operating correctly.
EK-610U/EK-611W/EK-612X 4-8