Sony CX-JN77 / JAX-N77 / JAX-PK77 Service Manual ▷ View online
CX-JN77
33
33
D212
C258
C259
R266
D214
R265
D213
R353
R351
R352
Q351
Q352
R354
R358
C353
R357
C352
C351
R264
Q327
R263
R262
C253
C252
R253
R246
CN112
C265
C264
CN103
C267
C266
CN301
R347
R344
R342
R341
R345
R346
R343
R348
R250
R251
R249
D211
Q323
C250
R248
R247
C251
C242
R241
C241
Q321
C244
C248
C249
Q322
R245
R356
L101
CN101
Q324
IC201
HRPE1
HP1
C342
C288
R244
C2
46
R243
R242
C243
R252
1SS355
0.47
50V
0.22
50V
100k
1SS355
10k
1SS355
47k
15k
100k
2SC3052
2SC3052
4.7k
100
2.2
50V
50V
2.2k
22
50V
1000p
1k
2SC3052
1M
3.3k
0.1
50V
50V
100
16V
16V
100
100
3P
1000p
1000p
8P
1000p
1000p
12P
22k
22k
1k
10k
10k
1k
22k
22k
10k
10k
47k
1SS355
2SC3052
47
16V
10k
10k
47
16V
0.0047
10
1000p
2SC2001
0.015
1000p
10
50V
2SA1235
4.7k
470
11P
2SB1116
BA3126N
0.1
0.001
10k
0.02
2
10k
22k
4700p
150
A1
A2
A3
A4
A5
A6
A7
A8
D
1
D
2
D
3
D
4
TUNED
STEREO
CLK
DO
DI
CE
CD ENCODER
CD OPEN/CLSE
CD NO. SENS
T
APE AMS
LM-R
LM-F
TM-R
TU-MUTE
TM-F
STREAM/VACS
REC/PB
BIAS
TU-L
TU-R
SAOUT
AMSOUT
TAPEA1
TAPEA2
TAPEB2
TAPEB1
T
APEB2
TAPEB1
RDS INT
RDS DATA
GND
LM-R
LM-F
TM-R
TM-F
TBL ADDRESS SENS
D+3.3V
OPEN SW
TUNED
TUNER-L
GND
TUNER-R
TU-MUTE
+9V
STEREO
LC72121 CLK
LC72121 DO
LC72121 DI
LC72121 CE
GND
CONT
GND
VCC
GND
REC SW
P/B SW
P/B SW
REC SW
(2/4)
BIAS OSC
AMS
DETECT
BIAS OSC
SWITCH
REC BIAS
SWITCH
REC/PB
REC BIAS
SWITCH
Q322,323
Q351,352
FILTER
BAND-PASS
CD-VM
E-3
E-1
E-2
ERASE
L-CH
R-CH
(REC/PB/ERASE)
L-CH
R-CH
(PB)
DECK-B
DECK-A
AM
COAXIAL
FM 75
Ω
THE ASSEMBLED
BLOCK
SUPPLIED WITH
FM/AM
TUNER PACK
+3.3V
RDS DATA
RDS INT
N.C
(AEP,UK)
(AEP,UK,CIS)
6-12. SCHEMATIC DIAGRAM – MAIN Section (2/4) –
•
See page 48 for IC Block Diagram.
•
See page 48 for Waveform.
(Page 32)
(Page 35)
(Page 29)
CX-JN77
34
34
CN307
EP101
Q312
Q305
C216
C217
C222
C235
C214
C212
C213
C808
J801
FB201
FB202
FB203
FB204
CN308
Q311
C228
C229
C230
D202
CN309
Q304
R221
R216
R217
R389
R390
R388
R387
R385
R386
R395
R391
R393
R208
R209
R212
R211
R207
R210
R206
R205
R203
R202
R201
R204
R223
R272
R232
R392
R394
D201
D324
D325
D326
C211
CN805
C806
C807
W802
CN305
JW202
JW201
R227
R228
R226
R225
R229
D206
Q310
D207
R230
R231
R235
Q306
Q307
C289
C290
R218
R219
R220
R222
M901
13P
2SA953
2SA1235
0.1
0.1
0.1
0.1
1000
10V
10
50V
10
50V
0.1
0
0
0
0
3P
2SC2001
0.1
4.7
50V
50V
47
16V
MTZJ-13B
5P
2SC3052
22k
56
56
4.7k
22k
22k
4.7k
4.7k
22k
22k
10k
10k
1k
10k
10k
1k
2.2k
2.2k
47k
4.7k
10k
10k
4.7k
10k
0
470k
10k
1k
1k
1SS355
10EDB40
10EDB40
10EDB40
2.2
50V
50V
5P
1000p
1000p
10P
1k
1k
47k
4.7k
4.7k
1SS355
2SC2001
1SS355
4.7k
2.2k
4.7
2SC5938
2SC5938
0.001
0.001
22k
5.6k
B2
B3
B4
B6
B7
E1
E2
E3
E4
E5
E7
E8
E9
E10
E11
E12
W
FR/HP/M
IC
AC3
PROTECTOR
STK MUTE
FRONT SP RELA
Y
ROUT
LOUT
CDR
CDL
∗
∗
L-CH
A-GND
M-GND
M+7V
D-GND
D-GND
AVDD
DVDD
N.C
SP-GND
PW-GND
A-GND
R-OUT
L-OUT
SP L-OUT
SP R-OUT
AC3
PROTECT
STK MUTE
+16V
GND
HP CTL
D GND
R-OUT
HP-GND
L-OUT
(3/4)
HP CTL
HP-GND
R-OUT
HP CTL
L-OUT
(CHASSIS)
(CHASSIS)
RELAY B+
R-CH
PHONES
B+ SWITCH
MUTING
MUTING
MUTING
Q304,305
CONTROL
FAN+
FAN-
FAN+
DRIVE
FAN MOTOR
+13V REGULATOR
(E51,MX)
(AEP,UK,CIS)
(AEP,UK,CIS)
∗
R218,219
680 2W
680 3W
(AEP,UK,CIS)
(E51,MX)
(FAN)
6-13. SCHEMATIC DIAGRAM – MAIN Section (3/4) –
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
(Page 41)
(Page 43)
(Page 31)
(Page 32)
(Page 35)
CX-JN77
35
35
R310
R306
Q309
R311
Q313
R379
R380
R381
R382
R383
R384
R213
R214
D301
D302
D303
D304
R375
C373
C372
C371
R377
R376
R378
R374
R373
R372
R371
IC301
D313
C308
C311
C312
C309
C313
C301
C302
D305
D306
D307
D308
C303
C304
C315
IC303
IC304
EP301
Q362
Q361
D316
R361
R362
D309
D310
Q315
Q314
R323
R324
R322
R275
C321
R321
D311
D312
C316
C318
R364
C270
R274
C306
C305
C354
R273
R363
R312
C376
C374
D322
R313
C375
R307
R308
D321
R325
CN303
JW302
JW303
JW301
IC302
D315
D314
C310
IC371
Q308
CN302
10k
10k
2SC3052
4.7k
2SC3052
10k
10k
10k
10k
10k
10k
1k
1k
10EDB40
10EDB40
10EDB40
10EDB40
10k
100p
100p
470p
10k
10k
10k
10k
100
100
100
TA78033LS
11EQS04
22
50V
10
50V
10
50V
22
50V
2200
25V
0.1
0.1
10EDB40
10EDB40
10EDB40
10EDB40
0.1
0.1
100
16V
16V
TA7809S
TA7809S
2SC3052
2SA1235
1SS355
10k
2.2k
10EDB40
10EDB40
2SC3052
2SA1235
4.7k
10k
22k
0
2.2
50V
50V
4.7k
10EDB40
10EDB40
2200
25V
100
16V
16V
4.7k
10
50V
0
0.1
0.1
0.1
0
4.7k
22k
2.2
50V
50V
47
16V
1SS355
4.7k
0.1
10k
2.2k
1SS355
4.7k
11P
TA78033LS
3300
16V
BU2099
2SA1235
C1
C2
C3
D1
D2
D3
D4
E1
E2
E3
E4
E5
E7
E8
E9
E10
E11
E12
CD ENCODER
CD OPEN/CLSE
STEREO
TUNED
VF1
VF2
-VFL
VF1
VF2
STREAM/VACS
T
U
-M
U
T
E
T
M
-R
L
M
-R
CD NO. SENS
P
.R
E
L
A
Y
SYS MUTE
DO
CE
CLK
P.RELAY
TAPE AMS
BD3401 DATA
BD3401 CLK
F
R
O
N
T
S
P
R
E
L
A
Y
STK MUTE
WFR/HP/MIC
T
M
-F
L
M
-F
PROTECTOR
-VFL
BIAS
R
E
C
/P
B
DI
S
Y
S
M
U
T
E
AC3
RDS INT
RDS DATA
V
S
S
N
.C
.
D
A
T
A
C
L
O
C
K
V
D
D
Q
0
Q
1
Q
2
Q
3
Q
4
Q
5
Q
6
Q
7
Q
8
Q
9
Q
1
0
Q
1
1
O
E
S
O
L
C
H
AC3
AC4
AC3
AC4
VF1
VF2
N.C
D-GND
-VFL
EVER 10V
TUNED
LC72121 CE
LC72121 DI
CD ENCODER
M-GND
POWER RELAY
SYSTEM MUTE
STEREO
TAPE AMS
BD3401 CLK
BD3401 DATA
PROTECTOR
CD OPEN/CLOSE
D-GND
M-GND
M 9V
BU2099FV LCH
CD NUMBER SENS
VF1
VF2
3.5V(SW)
LC72121 BU2099FV CLK
WFR/HP/MIC
STREAM/VACS
LC72121 DO
BU2099FV DO
(4/4)
(CHASSIS)
O
G
I
+3.3V REGULATOR
O
G
I
+3.3V REGULATOR
O
G
I
+9V REGULATOR
O
G
I
+9V REGULATOR
B+ SWITCH
Q314,315
Q361,362
RELAY DRIVE
LOADING/
TABLE
MOTOR DRIVE
Q309,313
POWER ON
MUTING
POWER AMP
ON/OFF
STBY-RELAY
EVER+10V
D-GND
VP
(E51,MX)
(AEP,UK,CIS)
RDS INT
RDS DATA
29P
31P
(CIS,E51,MX)
(AEP,UK)
(AEP,UK)
6-14. SCHEMATIC DIAGRAM – MAIN Section (4/4) –
•
See page 54 for IC Pin Function Description.
(Page 34)
(Page 32)
(Page 33)
(Page 38)
(Page 45)
(Page 47)
CX-JN77
36
36
JW2
JW4
JW5
JW6
JW7
JW
9
JW
1
0
JW
1
1
JW
1
2
JW
1
3
JW
1
4
JW
1
5
JW
1
6
JW
1
7
JW18
JW19
JW20
JW21
JW22
JW27
JW29
JW30
JW31
JW32
JW
3
3
JW
3
4
JW
3
5
JW36
JW
37
JW
3
8
JW39
JW40
JW42
JW
4
7
JW
4
8
JW
4
9
JW
50
JW53
JW55
JW56
JW
5
8
JW59
JW
6
1
JW
6
2
JW
6
3
JW66
JW67
JW68
JW69
JW
7
3
JW
7
4
JW
7
5
JW
7
6
JW
7
7
JW78
JW79
JW
8
5
JW
8
6
JW
8
7
JW
8
8
JW
8
9
JW
9
0
JW
9
1
JW
9
2
JW
9
3
JW94
JW95
JW96
JW97
JW98
JW99
JW100
JW101
JW102
JW
10
3
JW
1
0
7
JW112
JW113
JW114
JW115
JW
1
1
6
JW
1
1
7
JW
1
18
JW125
JW126
JW127
JW128
JW129
JW130
JW131
JW132
JW133
JW134
JW135
JW136
JW137
JW138
JW139
JW140
JW141
JW142
JW302
L101
CN101
JK101
JW
20
1
JW
2
0
2
C169
CN303
C167
C246
C2
4
3
JW301
JW
6
5
JW
6
4
JW54
JW
46
JW
10
4
JW8
JW
8
3
JW
3
0
3
JW110
JW24
JW23
JW51
JW52
JW
1
09
JW
1
4
5
JW146
JW
7
2
JW
5
7
JW148
JW121
JW123
JW149
JW150
JW108
JW
1
1
9
JW
1
2
0
JW
8
2
JW80
JW156
JW
1
5
7
JW
1
5
8
CN305
IC302
D
3
26
JW151
JW122
JW45
JW
8
4
JW
7
1
JW44
JW41
C
N
1
1
2
JW
7
0
JW
8
1
JW124
JW
1
0
6
JW155
JW159
C1
3
1
C134
C188
C189
C133
JW3
D
3
0
9
IC201
CN307
C313
CN301
CN309
EP301
EP101
C309
C315
C318
C301
C302
C303
C304
C305
C306
D
3
0
1
D
3
0
3
D
3
0
4
D
3
0
5
D
3
0
6
D
3
0
7
D
30
8
C310
R218
R219
C312
C101
C102
C103
C104
C107
C1
3
9
C110
C111
C112
C113
C114
C251
C374
C249
D
31
0
D
3
1
1
D
3
1
2
C308
C166
C165
C
14
8
C160
C159
C157
C152
C153
C154
C127
C128
C129
C
1
0
6
C
2
7
6
C
1
6
1
C
1
6
3
IC303
C135
C136
C123
C122
C119
C
1
1
5
C150
C151
C
1
4
4
C147
C145
C143
C141
C142
C
1
4
0
C137
C138
C118
C
2
4
2
C
2
44
Q321
C250
Q324
C149
C252
C253
C258
C352
C353
C132
C178
C176
C184
C186
C213
C212
C192
D
3
1
3
C316
D314
D315
C185
IC301
IC304
Q312
C270
C
1
4
6
C211
C175
D324
D325
C
1
0
9
C214
CN103
JW
1
C191
C376
C321
C259
C311
D
30
2
R143
R144
C
17
1
C
1
72
R139
R
2
43
R
2
4
4
R252
R
1
0
5
R108
R111
R
1
1
4
IC101
R126
R
24
2
R
1
9
4
R
1
9
5
C121
C
11
7
R145
R146
R
1
2
4
R125
R
17
4
R
1
7
5
R173
Q105
C190
C
3
7
1
IC371
Q314
IC102
R216
R217
R324
C120
C
1
0
8
R101
R102
R103
R104
R106
R107
R109
R
1
10
R112
R113
R
1
1
5
R
1
1
6
R
1
1
7
R373
R
3
72
R
3
7
1
C
3
75
R245
R
3
7
9
R
3
81
R
3
8
2
R
3
8
3
R
3
8
4
R
3
7
4
R
3
7
5
R
3
7
6
R
3
7
7
R
3
7
8
C
3
72
C
3
7
3
R
1
3
7
R
1
3
8
R
1
2
7
C124
C126
C125
R254
R
1
7
6
R
1
7
7
FB205
R253
R135
R136
R134
R133
R
1
3
2
R213
C
1
0
5
C
2
64
C
2
6
5
C1
1
6
C241
R241
C
24
8
R246
R247
Q322
Q323
R248
R249
D211
R250
R251
R262
R263
R264
R
2
6
5
R351
R352
R354
R357
R358
D212
D
2
1
3
D
2
1
4
Q327
Q351
Q352
R
1
2
8
R
12
9
R130
R
1
3
1
R119
R120
R121
R
1
2
2
Q107
Q106
C177
C179
C180
C
1
8
2
C183
C187
C
1
8
1
R166
R167
R168
R
1
6
9
R170
R171
R266
R208
R212
R
2
1
1
FB201
FB202
FB204
R161
C217
C216
R
1
7
2
R
3
9
1
R392
R393
R394
R395
R
3
8
5
R386
R387
R388
R389
R390
R165
R160
R164
R159
R163
Q103
Q104
R158
R162
R157
R155
R156
R153 R154
R151
R152
Q102
Q101
R
2
3
2
R231
D322
Q361
Q362
R361
R363
R364
R201
R
2
0
2
R
2
0
4
R
2
0
5
R206
R
2
0
7
R
2
1
0
R272
R203
Q
3
04
Q305
Q
3
0
6
Q307
C235
R
3
4
4
R
3
4
5
R
3
4
6
R
3
4
7
R
3
4
1
R
3
4
2
R
34
3
R214
C266
R273
R220
R
2
2
1
R
2
2
2
R223
D
2
0
1
R348
C267
R274
R321
Q309
R
3
0
6
R
3
0
7
R
3
08
Q308
Q313
R
3
1
0
R
31
1
R312
R313
R
3
8
0
R275
R
1
9
7
R198
C206
R362
R323
Q315
D321
R325
R322
D316
D
2
1
5
C
2
7
5
C274
C342
R283
R281
R284
R282
C222
R356
R353
R209
R
1
2
3
C354
FB203
JW211
W802
J801
CN805
C807
C808
C806
JW
1
4
3
JW
1
4
4
Q310
C230
C229
Q311
R226
R225
R227
R228
R230
R229
D207
D206
D202
CN308
C228
R235
CN302
C351
C288
C289
C290
C209
C208
C193
C278
C279
C280
C281
C277
C271
C272
E
E
E
E
E
E
1
4
8
5
E
E
E
1
64
32
33
48
49
17
16
E
E
E
E
E
E
E
E
E
E
E
E
(AEP, UK, CIS)
(AEP, UK, CIS)
(AEP, UK, CIS)
(AEP, UK, CIS)
(AEP, UK, CIS)
10
1
E
E
E
E
E
20
11
1
10
MAIN BOARD
1-861-481-
14
(CHASSIS)
1
2
DRIVE BOARD
CN701
D
POWER BOARD
CN441
E2
POWER BOARD
CN441
E1
TRANS BOARD
CN907
G2
TRANS BOARD
CN907
G1
(CHASSIS)
PANEL
BOARD
CN601
F
CDMP3 CONNECT
BOARD
CN874
B
31
30
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
12
HEADPHONE BOARD
1-861-426-
5
1
1
1
(AEP, UK, CIS)
1
3
1
1
BIAS
OSC
9
9
8
5
11
(11)
(CHASSIS)
PHONES
HRPE1
REC/PB/ERASE
HEAD
(DECK-B)
HP1
(PB HEAD)
(DECK-A)
3
1
1
3
1
3
1
3
1
11
1
13
R
L
VIDEO/MD
IN
FM/AM
TUNER PACK
SUPPLIED WITH THE
ASSEMBLED BLOCK
FM 75
Ω
COAXIAL
AM
E
E
M901
(FAN)
(FAN)
M
1
3
1
(AEP, UK)
2
(AEP. UK, CIS)
(E51, MX)
(AEP. UK, CIS)
(E51, MX)
(AEP, UK, CIS)
(AEP, UK, CIS)
(AEP, UK, CIS)
(AEP, UK, CIS)
14
15
(EXCEPT AEP, UK)
(AEP, UK)
6-15. PRINTED WIRING BOARDS – MAIN Section –
•
See page 25 for Circuit Boards Location.
:Uses unleaded solder.
(Page 28)
(Page 37)
(Page 30)
(Page 46)
(Page 42)
D201
H-9
D202
H-10
D206
I-10
D207
H-10
D211
F-3
D212
G-5
D213
G-4
D214
G-4
D215
G-4
D301
H-7
D302
H-7
D303
H-7
D304
H-7
D305
H-6
D306
H-7
D307
H-6
D308
H-7
D309
H-6
D310
H-6
D311
H-6
D312
H-6
D313
F-7
D316
G-5
D321
H-5
D322
H-4
D324
E-3
D325
E-3
D326
E-3
IC101
D-5
IC102
D-8
IC201
E-4
IC301
F-7
IC302
E-8
IC303
F-7
IC304
F-6
IC371
B-4
Q101
G-8
Q102
G-8
Q103
G-9
Q104
G-9
Q105
E-10
Q106
D-7
Q107
D-7
Q304
D-4
Q305
D-4
Q306
D-4
Q307
D-4
Q308
A-3
Q309
B-3
Q310
G-10
Q311
H-10
Q312
H-10
Q313
B-2
Q314
G-5
Q315
G-5
Q321
E-6
Q322
E-4
Q323
E-4
Q324
F-4
Q327
F-4
Q351
G-4
Q352
G-3
Q361
G-6
Q362
G-5
• Semiconductor
Location
Ref. No.
Location
(Page 40)
(Page 44)
Click on the first or last page to see other CX-JN77 / JAX-N77 / JAX-PK77 service manuals if exist.