Calibration
ADC Calibration
After replacing the main board, ADC Calibration must be done. Also, after firmware update, this should
be done, too.
VGA and Component signals require ADC calibration.
Environment
• Test equipment: PC support HDTV resolution
• Test signal:
1024x768@60Hz (For RICOH PJXL4540/LX3000ST)
1280x800@60Hz (For RICOH PJ WXL4540/LW3000ST)
• Test pattern: 94%White(up) / 6% Black (down)
• Calibration pattern should be in full screen mode.
• Input the signal from the VGA port
1. Connect VGA1-in port [A].
2. Enter the service mode. (page 73)
4. Adjustment
80
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