4-1
4. Troubleshooting
4. Troubleshooting
4-1. Troubleshooting
Set custom mode as follows before beginning a repair. 1.
- Resolution : 1920 X 1080
- H-Frequency : 67.500kHz
- V-Frequency : 60.000Hz
If the screen is blank, check whether the power cord is connected correctly.2.
The circuits to check: 3.
• When the raster does not appear:
Function PBA, Main PBA, Inverter, Adaptor
• When 5V is generated but a blank screen is displayed : Main PBA
• 14V is not Generated : Adaptor
“Press the MENU button and hold down the, “4. (Enter, Source)” button for more than ve (5) seconds to return the monitor to
factory mode.
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