4-1
4. Troubleshooting
4. Troubleshooting
4-1. Troubleshooting
Set custom mode as follows before beginning a repair.
• Resolution: 1680 x 1050
• H-frequency: 60 kHz
• V-frequency: 65 Hz
If the screen is blank, check whether the power cord is connected correctly.
The circuits to check:
• When the raster does not appear: The Function PCB, Main PCB, I/P PBA
• When 5V is generated but a blank screen is displayed: Main PCB
• When 5V is not generated: I/P PBA
“Press the MENU button and hold down the, “ (Enter, Source)” button for more than ve (5) seconds to return the monitor to
factory mode.
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