Optoma DV10 MovieTime, Service Manual

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4-7
DV-10
- Light Leak
Test Signal : 854x480@60Hz
Test Pattern : Gray 10 Pattern
* Please check and see if the light leaks *Notice
* The unit cannot accept the leakage is brighter than Gary 10 pattern
Notice : light leak on reflective edge, eye-catcher, bond wires and exposed metal.
Calibration
Once Main Board is changed, firmware upgrade should be done as well.
- Video Calibration
Test Signal : HDTV Signal (720p)
Test Pattern : 94% (Figure 13)
Get into service mode to select video calibration.
- ADC Calibration (PC Calibration)
Test Signal : 800x600@60Hz
Test Pattern : Calibration Pattern (Figure 14)
* Calibration Pattern should be in full screen mode, white above and black below.
Note: 1. Refer to the above Calibration’s test signal.
2. Please refer to the following steps for entering service mode.
3. Choose and access video calibration & ADC calibration for correction in service
mode. Choose “Exit” to leave the service mode after all.
- Dead Pixel (Bright/Dark pixel)
Test Signal : 854x480@60Hz
Test Pattern : Full Black Pattern and Full White Pattern
(1) Bright Pixel :
Test Pattern : Full Black Pattern
-Please check and ensure that the unit cannot accept any
bright pixel.
-If not, please return the unit to repair area.
(2) Dark Pixel :
Test Pattern : Full White Pattern
-Please check and ensure that the pixel number should be smaller
or amount to 6 pixels
-If not, please return the unit to repair area.