Sanyo MCD-Z165F, Service Manual

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TUNER ADJUSTMENTS
l
Use a plastic screw driver for adjustments.
l
Adjust the intermediate frequency of MW, LW and FM to the frequency of ceramic filter.
Supply voltage
Phones impedance 32 ohms
Standard output
SW101
Function switch RADIO
a. Parts Location
1
SELECT SWITCH
AW
b. AW Adjustment
BAND
Position of
Adjustment
tuning dial
I
Low
T103
Low end T102 2
H
Tuning coverage
3
Connect AM SG to Connect VTVM to
test loop speaker terminals
4
H
Tracking
Connect AM SG to
5
test loop
Connect VTVM to
speaker terminals
High end
CT103
FM Dummy Antenna 75 ohm unbalance
d. FM Adjustment
BAND SELECT SWITCH FM
Position of
Adjustment
I
VTVM
tuning dial
Step
Adjusting
Circuit
Connections
Input
I
output
SG Frequency
T105
Low
T104
Connect sweep
generator to
Connect sweep
lpin (H)
generator to Cl 18 10.7 MHz
(E)
(H) Cl 14 (E)
FM SG to
87.4 MHz
(H)
speaker terminals
108.2 MHz
IF 1
Low end
2
Tuning coverage
3
4
Tracking
FM SG to
MHz
(H)
(E)
speaker terminals
106.0 MHz
Connect frequency counter to
frequency Cl01 and Add Rx 220K resistor
Adjustment
frequency
5
6