TUNER ADJUSTMENTS
l
Use a plastic screw driver for adjustments.
l
Adjust the intermediate frequency of AM and FM to the frequency of ceramic filter.
Supply voltage
DC
Phones impedance 32 ohms
Standard output
50mW
Function switch
RADIO
a. Parts Location
\
03
VCT-3
VCT-1
VCT-2
VCT-4
b. AM Adjustment
BAND SELECT SWITCH AM
VTVM
Oscilloscope
Step
Adjusting
Circuit
Connections
SG Frequency
Input
output
Position of
tuning dial
Adjustment
Closed the output
Connect sweep
terminal by sweep
generator to
generator, it place
(H)
455
to
(E)
1
IF
Tuning coverage
Connect AM SG to
Connect VTVM to
test loop
speaker terminals
2
Max.
3
4
Max.
Connect AM SG to
Connect VTVM to
600
test loop
speaker terminals
1400
Tracking
1400
VCT-3
c. FM Adjustment
BAND SELECT SWITCH FM
FM Dummy Antenna 75 ohm unbalance
Adjusting
Circuit
Connections
SG Frequency
Input
output
Connect sweep
Connect sweep
generator to
lpin (H)
generator to
(H)
10.7 MHz
TP202 (E)
(E)
Position of
tuning dial
Adjustment
VTVM
Oscilloscope
Step
1
IF
Tuning coverage
TP201 (H)
Connect VTVM to
96 MHz
TP202 (E)
speaker terminals
4
Tracking
Содержание MCD-Z150F
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Страница 22: ...SCHEMATIC DIAGRAM TUNER I I 21 rg CY I z 10125 I r rorzs ...
Страница 23: ...WIRING DIAGRAM TUNER ...
Страница 24: ...WIRING DIAGRAM CD 23 ...
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Страница 32: ...WIRING DIAGRAM DISPLAY Mar 97 1200 NS Printed in Japan SANYO Electric Co Ltd Osaka Japan ...