Aiwa CSD-A120 Series - Electrical Adjustments - Part 1;2 (U Model); Tuner Section Adjustments; Deck Section Adjustments

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< TUNER SECTION >
1. AM IF Adjustment
Test point: IC101 (TA2111N) 18PIN
Adjustment location: T103
T103 ....................................................................... 455kHz
2. AM Frequency Range Adjustment
Test point: IC101 (TA2111N) 18PIN
Adjustment location: T101, VC101A
T101 ....................................................................... 517kHz
VC101A ............................................................... 1750kHz
3. AM Tracking Adjustment
Test point: IC101 (TA2111N) 18PIN
Adjustment location: L104, VC101B
L104 ............................................. 600kHz waveform max.
VC101B...................................... 1400kHz waveform max.
L104
2
3
1
L103
T101
T103
L102
18
MW
COIL
VC101
B
A
C
D
IC101
5
4
test
point
MAIN C.B
U MODEL
4. FM Frequency Range Adjustment
Test point: IC101 (TA2111N) 18PIN
Adjustment location: L102, VC101C
L102 ........................................................................87MHz
VC101C.................................................................109MHz
5. FM Tracking Adjustment
Test point: IC101 (TA2111N) 18PIN
Adjustment location: L103, VC101D
L103 ..............................................88MHz waveform max.
VC101D ......................................108MHz waveform max.
< DECK SECTION >
6. AC BIAS Frequency Adjustment
Test point: CN301 4PIN
Adjustment location: T351
T351 ................................................................ 60±0.5MHz
7. AC BIAS Level Adjustment
Test point: CN301 4PIN
Adjustment location: VR351
VR351 ................................................................... 14±0.5V
8. Normal Tape Speed Adjustment
Test point: HP801 (Headphone Jack)
Test Tape: B-111LNA
Adjustment location: VR501
VR501 .................................................................... 3000Hz
T351
VR351
CN301
4
67
6
7
test point
CASETTE C.B
8
VR501
HP801
MAIN C.B
ELECTRICAL ADJUSTMENT-1/2 (U MODEL)