Sharp GX-CD1200W BK Service Manual page 11

fH TC6 SW1 BAND fH TC5 MW
COVERAGE TRACKING
fL L4 fL L7
Q181
KTC3199 GR
GRAPHIC
EQUALIZER
R183
330K
C185
C181
2.7V
1/50
1/50
0.9V
R187
3.9K
0.3V
1
C183
R185
220P
220
R186
C184
220
220P
R188
3.9K
C182
2.7V
1/50
C180
0.9V
100/10
C186
R182
0.3V
1/50
K
R184
330K
Q182
KTC3199 GR
GRAPHIC
EQUALIZER
R180
560
R127
22K
+B
R128
22K
+B
+B
+B
R411
330
C403
10/16
R403
10K
R401
100K
R402
100K
+B
C404
10/16
OUT
+B 9V IC501
3
KA7809AP
C505
C506
47/16
0.022
Q602
KRA102 M
SWITCHING
Q603
KTD2058 Y
VOLTAGE
REGULATOR
7.5V
C604
C603
220/10
0.022
C602
100/10
C508
100/16
R513
( ):HIGH SPEED
10K
0.7V(0V)
Q503
Q502 KTC3199 GR
SWITCHING
KTC3199 GR
SWITCHING
0V(7.9V)
0V(0.7V)
0.7V
(0V)
R511
10K
R512 C511
0.022
10K
0V(0V) 0V(0V)
7
fH TC4 FM
TRACKING
fL L3
GRAPHIC EQUALIZER PWB-A2
+B
C203
R203
1/50
2.2K
R205
4.7K
C201 R211
R201
4.7/50 1K
1K
+B
R200
330
23 21 19 17 15 13 11
C200
100/10
0V
24 22 20 18 16 14 12 10
R202
1K
C202
C222
4.7/50
4.7/50
C204
R204
1/50
2.2K
R206
3.3K
IC401
KIA4558P
8
7.5V OPE AMP.
3.8V
R415
C409
5
1/50 3.3K
3.8V
7
C413
3.8V
6
0.001
R409
(ML)
12K
R405 R417
R407
R412
22K
2.7K 12K
10K
C407 R413
R419
4.7/50 10K
3.3K
C412
R420
C408
47/10
3.3K
4.7/50
R406
R418
2.7K R408
22K
12K
R404
R410
C414
10K
12K
0.001
C410
2 (ML)
3.8V
1/50
3.8V
1
R416
3.8V
3 IC401
3.3K
KIA4558P
4
OPE AMP.
0V
15V
1
C513
2 IN
1/50
0V
0V
15V
3 2
1
15V
R601
270
R602 C601
SW501-D
8.1V 100
0.022
FUNCTION
SELECTOR
DZ601
DZ8.2BSB
OUT IN
9V IC502 15V
3 1
KA7809P
C514
2
1/50
1
C509
0.022
2
0V
L501
3
47µH
8.5V(8.5V)
4
Q504
KTA1271 Y
5
R514
SWITCHING
100K
6
7.9V
R516
(7.9V) 7
3.6K
8.5V
8
(6.3V)
VR102
R515 9
470
120
TAPE SPEED
IC501,502:VOLTAGE REGULATOR
8
Figure 11 SCHEMATIC DIAGRAM (2/4)
fH TC2 fH TC8 SW2 BAND
SW2
TRACKING COVERAGE
fL L2 fL L5
GRAPHIC
X-BASS
EQUALIZER
VR205
VR202 VR203 VR204
100K(A) 100K(A)
50K(A) 100K(A)
(100Hz) (500Hz) (2KHz) (10KHz)
C205
C209
0.01
C217 C213
0.082
(ML)
0.47/50 (ML)
0.33/50
9 7 5 3 1
8 6 4 2
C206
C210 C218
0.01 C214
0.082
0.47/50
(ML) (ML) 0.33/50
R212
1K
VR202
VR204 VR203
VR205
50K(B)
100K(B) 100K(B)
100K(B)
(100Hz)
(2KHz)
(10KHz) (500Hz)
GRAPHIC
X-BASS
EQUALIZER
R440
470
SW401
SURROUND
VOLUME
C419
R425
4.7/50
1K
0V
C415
R427 0V
0.15
4.7K R441
(ML)
15K
0.6V
C423
C418
0V
10/16
22/16
0V
R429
100K 0V
14.3V
0.6V
C416
C424
R428
0.15
C420 47/25
VR401 4.7K
0V
(ML)
4.7/50
50K(B)
0V
Q404
R426
KTC3199 GR
1K
POWER MUTE
VOLUME
C510
3300/25
1 1
2 2
+B
M501
+
MOTOR
–
M
B
A
1
2
SW901
3
TAPE1 MAIN
4
5
SW902
TAPE2 MAIN
6
TERMINAL B
7
SW903
TAPE2 PLAY
PWB-A6
8
9
SW904
CNS103 TAPE2
DIRECTION
9 10
– 11 –
fH TC7 MW BAND fH
COVERAGE
fL L8
IC202 LB1403N
LEVER METER DRIVER
C251
R251 9 8 7 5
1/50
6.8K
C257
47/25
R255
120
C253
C259
0.022
0.0039
(ML)
C255
10/16
IC203 LB1403N
LEVER METER DRIVER
R256
7
9 8 5
120
C252
1/50
R252
6.8K
C260
C254
0.0039
0.022
(ML)
C256
10/16
R518 1K
LED501
R519
1K
R520
A : 0V
10K
B : 0.7V
R521
10K
IC402
LA4663
POWER AMP.
C425
6.9V
0.1(ML)
+OUT1
2
14
R433
0V
2.2
13
L-CH
6
6.9V
-OUT1 R435
12
2.2
C427
0.1(ML)
3
C426
6.9V
0.1(ML) R434
+OUT2
9
2.2
1
0V
R-CH 10
6.9V
-OUT2
R436
4 11
C428 2.2
0.1(ML)
8
5 7
6.4V 15V 15V
C429
R431
10/16
27K
C433
R437
0.022
120
+B
C430
10/16 R438
120
SW601
POWER PWB-A7
VOLTAGE SELECTOR
AC110V-127V
AC220V-240V
F601
D651
T4A L 250V
TRANSFORMER
TS4B03GM
C652
C651
0.022
0.022
C654
C653
0.022
0.022
TERMINAL A
PWB-A5
BATTERYS DC 15V
["D" SIZE (UM/SUM-1,
R20 or HP2) battery x 10]
11
GX-CD1200W
TC3 FM BAND fH TC1
COVERAGE
fL L6 fL L1
6 4 3 2 1
R259
120
6 4 3 2 1
R260
120
+B
LED501,502
POWER DIRECTION
LED502
A : 0.8V
B : 0.2V
Q505
KTC3199 GR
LED CONTROL
0V
SP403
TWEETER
8 Ohm
L-CH
SP401
WOOFER
+
8 Ohm
L-CH
–
–
R-CH
SP402
+
WOOFER
8 Ohm
R-CH
SP404
TWEETER
8 Ohm
J401
HEADPHONES JACK
T601
POWER
SO601
AC SOCKET
AC110V-127V/
AC220V-240V,
50/60Hz
12