BACK LIGHT DIMMING PROBLEMS:
• Go to Menu £ Picture £ Backlight and vary level (0 – 20)
• If no backlight changes are observed:
9 Panel Connector minus (-) pin voltages and P-DIM voltages
CNM801
while changing backlight level while
changing backlight level.
• If minus Panel voltages don’t change, and P-DIM changes, replace SMPS.
Also activate Backlight Test : by pressing MUTE £ 4 £ 1 £ 9 £ EXIT to test Panel Backlight Sections.
4-5
4. Troubleshooting
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