Daewoo DV-K580NZ-T service manual Troubleshooting of REC Mode

Models: DV-K580NZ-T

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TROUBLESHOOTING FLOW CHART

B. TROUBLESHOOTING OF REC MODE

No sound in the playback mode after recording.

YES

Is signal input pin 16 of IC 201?

YES

Is 9V applied to pin 7 of IC 201?

YES

Is the voltage above 4V

at "REC H"?

YES

Does pin 6 of T201

oscillate?

YES

AC signal put on 70KHz at Base of Q201.

YES

Clean Head.

NO

NO

NO

NO

Check RL 901 & P 902.

Check Q801 & POWER.

Check SERVO SYSCON.

Check T201 adjacent circuit.

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Image 40
Daewoo DV-K580NZ-T service manual Troubleshooting of REC Mode