Daewoo DV-K580NZ-T service manual Record Current

ELECTRICAL ADJUSTMENT

(5) C RECORD CURRENT

Adjustment Parts	Check Point	Measuring Equipment	Test Tape	Input Signal
R492	TJ491	Signal Gen. Oscilloscope	Blank Tape	Color Bar

vCONNECTION METHOD

R492
R491	TJ491
REC-C
TJ302
	CH-1
	Oscilloscope
	CH-2
	SIGNAL
	GENERATOR

vADJUSTMENT PROCEDURE

1)Supply the Color Bar Signal to the VIDEO IN JACK, and set the VCR to the REC mode.

2)Connect the oscilloscope to TJ491 and trigger the scope with a composite sync signal at TJ302.

3)Adjust R491 until Y-FM record current is minimized.

4) Adjust R492 until color record current is 130 ± 10mVp-p. Burst

TJ491

130 10mVp-p

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