DAEWOO ELECTRONICS DV-F952N, Руководство по обслуживанию

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2-2. AUDIO CIRCUIT ADJUSTMENT METHOD
1. AUDIO RECORD BIAS
• Connection Method
• Adjustment Procedure
1) Set the TV/LINE to LINE mode.
2) Set the input to open mode
3) Connect the Audio level meter to both TP1 and TP2
4) After inserting a blank tape, record in SP mode.
5) Adjust R290 to obtain 3.0 mVrms.
5
TOP VIEW
R290
3.0mVrms
+
–
A/CHEAD
TP2
(–)
TP1
(+)
Audio LEVEL METER
S/N: 97P65064HA
HEAD AMP PCB
Adjustment Parts Checking Point Measuring Equipment Test Tape Input Signal
R290
A/C Head PCB
Audio level meter Rec None signal
TP1(+), TP2(-)