Calibrate Analog Ypbpr - Optoma EX785 Service Manual

Delta Elec. Inc.

6-2. Calibrate Analog YpbPr:

Equipment: VG828, must be take off H/V sync terminal from machine.
Step 1： In Service 1 Mode select ADC Calibration - YUV. In this menu input pattern with 75﹪SMPTE
pattern for calibrate YUV Source and notice that the input source must be 480i format 。
After input ready press "Enter" key to proceed。
Step 2 : After complete the OSD will show the picture as follow, if not complete, just close the OSD。
NOTE: You can select Calibration Status – VGA or Calibration Status – YUV item to watch the
calibrated value at any time。
Company Confidential
87
EX785_ EW775
Input Pattern
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2010/01/05