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PDF Contains
Technical Data, Mechanical data, Detailed Circuit diagram with components value, PCB layout. Actual PCBs Print. Component List, Spare parts code list and Input output detail. It cover LBB1211, LBB1212, LBB1213, LBB1216, LBB1217.
It is the actual Service Manual for SQ10
ADJUSTMENT
MECHANICAL EXPLODED VIEW 1/1
MW COIL
LW COIL
5
L107 L105
A MAIN C.B
7
2
TC2 TC1
T103 TC102
T101
VC L102
TC3 TC4
6
TP1 (DET OUT)
SPKR
TC101
1
L103
E A
10
IC101 TP2 (BIAS FREQ.) T104 T201 C215
4
19 C 16
3
6
8
5
20
21
E
PRACTICAL SERVICE FIGURE
<TUNER SECTION> 1. FM Freq. Range Adjustment L103 .......................................................................... 87.4 MHz TC1 ......................................................................... 108.3 MHz 2. FM Tracking Adjustment L102 ............................................................................. 88 MHz TC2 ............................................................................ 108 MHz 3. AM IF Adjustment T104 ............................................................................. 465 kHz 4. MW Freq. Range Adjustment T103 ............................................................................. 515 kHz TC3 ............................................................................ 1635 kHz 5. MW Tracking Adjustment L107 ............................................................................. 600 kHz TC4 ............................................................................ 1400 kHz 6. LW Freq. Range Adjustment T101 ............................................................................. 145 kHz TC101 .......................................................................... 295 kHz 7. LW Tracking Adjustment L105 ............................................................................. 150 kHz TC102 .......................................................................... 280 kHz <TAPE DECK SECTION> 8. Bias Freq. Adjustment T201 ............................................................................... 60 kHz <TAPE SECTION> Distortion: S/N Ratio: Noise Level: Tape Speed: Take up Torque FF/Rew Torque FF/Rew Time Wow & Flutter: Less than 3.0% (PB) More than 35 dB Less than 30 mV (VR Max.) Less than 2 mV (VR Min.) 3000 Hz + 90% � 60% 30 - 60 g-cm 45 - 140 g-cm 100 - 170 sec Less than 0.4% (RMS) <TUNER SECTION> Sensitivity: FM (IHF, THD 3%) MW (S/N 10 dB)
A LED C.B 3 A 15 7 13 14 12
31
D 38 34
35 CUSH, MIC
30 31
30
C
36
33 E
D 32
22 28
D
23 A
E PLATE, SPKR
D
25 10
9
24 27 A 11 PLATE,
E 9
PLATE, TRANS E
37
10
A
A TRANS MAIN C.B
26 8
Less than 22 dB (at 88, 98, 108 MHz) Less than 52 dB (at 600, 1,000, 1,400 kHz) LW (S/N 10 dB) Less than 65 dB (at 150, 200, 280 kHz) Intermediate Frequency: FM 10.7 MHz AM 465 kHz
29
17
PLATE,
E
E
4
TN-21ZVC-1145 2
B A
H
18
1
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