Adjustments - Daewoo NC-8913 Service Manual

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Adjustments

●TUNER Section
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FM TEST EQUIPMENT
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1.Adjust L003 to obtain 87MHz±0.5
2.Adjust PVC1(FM OSC)to obtain 108.5MHz±0.5
3.Adjust L002 to obtain maximal waveform for 90MHz
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4.Adjust PVC2(FM ANT)to obtain maximal waveform for 106MHz
Item
8
FM Frequency Connect output signal
Range Adjustment generator to FM ANT
terminal of D001(-)
p
9
FM RF Connect output signal
generator to FM ANT
terminal of D001(-)
p
Input Circuit Setup Output Circuit Setup
Connect V-Input signal
generator to CE002(-)/
CE003(-) pin
n i
Connect V-Input signal
generator to CE002(-)/
CE003(-) pin
n i
S.S.G setting Adjust point
87MHz L003
Dev.26dB
108.5MHz PVC1(FM OSC) Adjust for
e D . v 6 2 B d
90MHz L002
Dev.26dB
106MHz PVC2(FM ANT) Adjust maximal
e D . v 6 2 B d
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Adjustment
8
Adjust for
87MHz±0.5
1 8 0 5 . M z H 0 ± 5 .
9
Adjust maximal
waveform for 90MHz
a w e v o f m r o f 1 r 6 0 M z H