CFD-V3, CFD-V7, CFD-V7L - Sony Audio Service Manual (repair manual). Page 20

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20
CFD-V3/V7/V7L
6-7. SCHEMATIC DIAGRAMS – MAIN SECTION (2/3) –
  
 ( Last digit : -11) 
  z
 
Refer to page 30 for Notes.
   z
 
Refer to page 33 for IC Block Diagram.
R124
C123
C124
C224
R224
R123
R223
C223
KH307
RV352(2/2)
RV352(1/2)
D314
D309
D304
D303
R315
R314
C317
D302
R319
C316
Q201
Q311
Q312
JC401
C343
C347
D311
C346
R360
C345
D308
C348
R349
C320
R344
R417
R418
C341
CNP304
R403
C401
R401
R402
R404
C349
KH902
C255
C154
C254
C253
C155
C351
R253
C256
C152
C252
R153
C156
CNP303
C171
C271
R151
R251
IC304
S601
M601
IC401
KH306
C153
JC310
C314
Q101
Q310
CNP305
Q309
Q401
Q409
D310
Q405
C402
D301
JC305
ICP301
JC302
JC303
D306
JC306
Q402
R346
R345
R351
R352
R353
R354
R355
R342
R341
R340
R343
R386
R416
R413
R154
R254
R414
R415
J301
6.8k
0.47
50V
4700p
4700p
6.8k
1k
1k
0.47
50V
5P
20kB
20kB
1SS355TE-17
1SS355TE-17
1SS355TE-17
1SS355TE-17
1k
4.7k
22
25V
1SS355TE-17
4.7k
1
50V
KRC410-RTK
KTB1241Y-AT
KRC405
RTK
0
0.01
220
10V
KDZ 7.5-RTK
0.01
100k
0.01
KTZ 3.9-RTK
100
10V
330
0.022
220
10k
10k
3300
16V
4P
22k
100
10V
100k
10k
1k
10000p
4P
0.1
470
10V
470
10V
47
10V
0.1
47
10V
470
47
10V
1000p
1000p
470
47
10V
4P
10
50V
10
50V
4.7k
4.7k
BA5417
MM1468XD
5P
47
10V
0
47
10V
KRC410-RTK
KTC3203Y-AT
12P
2SD2396K
KTA1266-GR
INITIAL
SWITCH
KTC3203Y-AT
MOTOR
SWITCH
L-34HD
KTA1266-GR-AT
10
50V
1SS355TE-17
0
0
0
1SS355TE-17
0
KRC402
1k
1k
1k
1k
1k
1k
1k
3.3k
3.3k
3.3k
3.3k
3.3k
4.7k
4.7k
100
100
6.8k
6.8k
TU.L
TU.GND
TU.R
TU +B
FM
L-OUT
R-OUT
D.GND
CD 3.3V
CD 6V
AU MUTE
P.GND
S-GND
UCOM-GND
TU-GND
TU +B
ISS1
GND
9V
AC
4.5V
Q402,405
Q101,201
MUTE
TAPE
CD
GND
R_OUT
L_OUT
CD_IN_L
CD_IN_R
TU_IN_L
TU_IN_R
6V
ISS1
POWER SWITCH
CONT
N.C.
VM
GND
VOUT
TC
N.C.
VCC
SPEAKER
(L-CH)
SPEAKER
+
-
+
-
(R-CH)
SP101
SP201
POWER AMP
VOLUME
RV352
S355
ON
OFF
MEGA BASS
S351-1
S351-2
MOTOR
CAPSTAN/REEL
(MD POWER)
VOLTAGE
1
4
FUNCTION
FUNCTION
AM
FM
CD
+B SWITCH
Q311,312
+3.3V REG
+6.9V REG
OPR/BATT
DETECT
1
4
LW
AM
FM
CD
LW
1
1
5
5
1
4
V7L
SYNC-R
V7L
V3/V7
V7L
V3/V7
TAPE  CD  RADIO  OFF
TAPE  CD  RADIO  OFF
Ver 1.1   2001.04
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