ViewSonic PJ503D-1 - Page 25

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ViewSonic Corporation Confidential - Do Not Copy PJ503D-1
1.5 YUV Alignment Procedure
Equipment:
- Pattern generator (VG-828)
OSD Default value:
Item Value
Cal R Offset 127
Cal G Offset 127
Cal B Offset 127
Cal R Gain 127
Cal G Gain 127
Cal B Gain 127
YPbPr R Offset 122
YPbPr B Offset 122
Procedure:
1. Connect power,YpbPr cable, into projector.
2. Change Timing and pattern of pattern generator:
Timing: 480i
Pattern: As Figure2
3. Light on projector
4. Adjust user OSD values to default.
5. Enter factory mode.
6. Adjust Factory values to default.
7. Press “Calibration YpbPr” to calibrate the mid level offset.