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Adjustment and Troubleshooting
Service Manual
4-71
9) No Power
Description: When system power is turned on the LCD panel does not come on.
1. Check if the power input and
SMPS output are normal.
2. LCD panel does not come on
but normal start up sounds are heard.
3. After replacing SMPS
display does not come on and no start
up sounds are heard.
Replace the power supply cord or
SMPS. Check power fuse and
SMPS fuses replace if necessary.
Replace the OP panel.
Replace the main PBA panel.