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5 Troubleshooting
DP15H*/DP17L* 5-13
5-2 General Troubleshooting
5-2-1 No Picture
LED blinks?
LED is green color?
Check Micom.
Check G2 voltage, high voltage,
R, G, B cathode voltage.
Yes
No
No
Refer to 5-2-2 Shut down.
Yes
5-2-2 Shut Down
Blinking LED’s?
Scan failure
Check horizontal, vertical deflection
system and check power supply
secondary voltages.
Yes
Yes
Check power supply.
No
Check and replace IC201.
Done
No
Video failure?
Check Video board.
No
Yes