Sony CX-JT7 / JAX-PK7 / JAX-T7 Service Manual ▷ View online
CX-JT7
29
29
6-8.
SCHEMATIC DIAGRAM – CHANGER Section –
•
See page 54 for IC Block Diagrams.
C741
R702
R701
D701
C751
C715
R713
R712
R711
D711
CN721
R722
R721
R723
C736
C735
C737
R731
R732
C731
R734
R733
R735
CN704
E3
E2
E1
CN703
CN742
CN702
CN741
IC731
CN751
CN705
C752
R751
CN701
(SUFFIX-11)
(SUFFIX-13)
CN731
Q731
M751
M741
S751
IC701
IC712
0.01
100
470
MTZJ-T-77
5.1A
0.01
100
16V
16V
22k
4.7k
1k
MTZJ-T-77
3.6B
2P
4.7k
4.7k
4.7k
0.1
0.1
0.1
100
10k
10
50V
12k
1k
100
2P
4P
5P
5P
3P
RPI-576
2P
2P
0.1
4.7k
12P
3P
DTC114ESA
BA6956AN
BA6956AN
RNF
RNF
TM-2
GND
TM-1
SENS-IN
SENS-OUT
GND
TM-1
TM-2
SENS-IN
SENS-OUT
GND
SENS-IN
SENS-OUT
GND
SENS-IN
SENS-OUT
GND
GND
OPEN SW
OPEN SW
LM-2
LM-1
LM-1
LM-2
GND
E-1
E-2
E-3
M+9V
GND
VCC
OUT2
GND
VREF
OUT1
VM
FIN
RIN
VCC
OUT2
GND
VREF
OUT1
VM
FIN
RIN
LM-R
LM-F
TM-R
TM-F
E-1
E-2
E-3
TBL ADDRESS SENS
OPEN SW
(LOADING)
S711
DISC TRAY
ADDRESS DETECT
(TABLE)
TABLE ADDRESS SENSOR
OPEN
CLOSE
OPEN/CLOSE
DETECT
DRIVE
LOADING MOTOR
DRIVE
TABLE MOTOR
LEVEL
SHIFT
D+3.3V
B1
B2
(Page 31)
(Page 37)
CX-JT7
30
30
6-9.
SCHEMATIC DIAGRAM – MAIN Board (1/4) (Suffix-11) –
•
See page 54 for IC Block Diagram.
D102
R101
R102
C103
R304
R303
C351
R302
R301
C102
C101
C301
R317
C321
C323
C327
C331
C333
R319
C325
C319
R330
C320
C324
C337
R323
C332
C334
C328
C326
R326
C353
C303
C318
R318
C304
C357
C311
C312
C310
C356
R397
C355
R396
R395
Q312
R316
C362
JR322
JR311
JR310
R328
R322
R320
Q311
Q310
JR313
JR312
R321
JR325
C361
R365
C393
JK302
R327
C365
C309
CN101
IC301
C302
C366
JR300
C300
C317
R325
R324
C313
C411
C314
C412
C352
C354
C342
R354
R356
R355
R380
R358
R399
R398
D317
10EDB40-TB3
10k
10k
100 16V
22k
22k
1000p
4.7k
4.7k
4.7
50V
50V
4.7
50V
50V
10 50V
2.2k
0.022
0.022
0.0027
0.22
0.22
1k
0.047
0.047
10k
0.022
0.022
10
50V
1k
0.22
0.22
0.0027
0.047
10k
470p
100
10V
10V
10
50V
2.2k
4.7
50V
50V
1000
10V
10 50V
10
50V
10
50V
470p
1k
470p
2.2k
2.2k
2SA1235F
10k
220p
0
0
0
33k
15k
1k
2SD1306
2SD1306
0
0
15k
0
220p
1M
0.47
50V
2P
4.7k
220p
10
50V
M61529FP
10 50V
220p
0
1
10
50V
10k
1k
10
16V
4.7
35V
35V
10
16V
4.7
35V
35V
470p
1000p
0.1
47k
2.2k
2.2k
470k
22k
5.6k
5.6k
1SS355
A1
A2
A4
A5
A6
A7
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
C2
C1
C3
C4
C5
CD-MUTE
CLK
CE
TUNED
ST
TUMUTE
D
I
V
A
C
S
/S
T
R
DO
DI
MIC-SIG
MCLK
-VFL
CLK
DI
DO
CE
TUNED
ST
TUNER-L
GND
TUNER-R
TU-MUTE
VM+9V
CLO
C
K
G
N
D
S
W
O
U
T
O
U
T
2
BB
_
B2
B
B_
A2
VO
LIN2
S
U
R
2/D
P
L2
S
U
R
1/D
P
L1
C
D
-L
TU
N
E
R
-L
T
A
P
E
-L
M
D
-L
G
A
M
E
-L
R
EC
B
-2
T
M
I2
TM
O
2
TC
A2
TC
B
2
TC
C
2
T
O
U
T
2
R
EF
M
IC
C
D
-R
TU
N
ER
-R
T
A
PE
-R
M
D
-R
G
A
M
E-R
R
EC
B
-1
TM
I1
TM
O
1
TC
A
1
TC
B
1
TC
C
1
T
O
U
T1
V
O
LIN
1
B
B
-A
1
B
B
-B
1
O
U
T1
S
A
O
U
T
V
C
C
D
A
TA
(1/4)
MUTING
CONTROL
SWITCH
MUTING
MUTING
INPUT SELECT SWITCH,
TONE CONTROL,
ELECTRICAL VOLUME,
BASS BOOST AMP
11P
L
R
MD(VIDEO)
IN
THE ASSEMBLED
BLOCK
SUPPLIED WITH
TUNER UNIT
(COAXIAL)
FM 75
Ω
AM
LOOP
ANTENNA
(Page 32)
(Page 33)
(Page 31)
CX-JT7
31
31
6-10. SCHEMATIC DIAGRAM – MAIN Board (2/4) (Suffix-11) –
•
See page 54 for IC Block Diagram.
•
See page 54 for Waveforms.
R233
R425
R424
CN309
C402
C202
C201
C203
C204
C237
C244
C232
C266
C248
C267
R267
C269
R271
C273
C247
C249
C254
R284
C253
R278
R270
R282
R215
C260
C258
R287
R288
C259
R235
R286
R232
R234
C261
C285
R285
Q228
C240
R253
R246
C221
R245
R273
R269
R241
R242
D206
R251
R353
R352
R455
R406
R426
R466
D305
C392
C391
C390
R485
R430
R368
IC310
R272
R400
R401
R402
R404
R405
R412
R413
C401
R486
R418
R417
R416
R415
R419
R414
R407
R408
R409
R410
D306
R216
C250
C272
CN203
HP1
HPRE1
C234
R226
C226
C286
C233
C225
R225
C242
C241
C223
Q223
Q221
Q218
Q225
Q222
R260
IC201
GA1
JR309
JR308
JR307
JR306
JR305
JR304
JR303
R307
R231
R266
C268
IC309
JR316
Q220
Q219
L201
R268
C450
R265
R252
C239
R283
D205
R220
CN202
22k
22k
22k
12P
0.1
1000p
1000p
1000p
1000p
1 50V
47 16V
47
16V
0.01
2.2
50V
50V
0.01
4.7k
1
50V
10k
1 50V
2.2
50V
50V
2.2
50V
50V
4.7
50V
50V
10k
100
16V
16V
22k
10k
100
4.7k
0.47
50V
4.7
50V
50V
10k
10k
22
25V
10k
10k
2.2k
22k
0.47
50V
2200p
10k
2SB1116
10
50V
10k
47k
47
16V
10k
10k
10k
4.7k
4.7k
1SS355
4.7
11k
11k
11k
22k
22k
22k
1SS355
100p
100p
100p
100
10k
100
BU2099FV
10k
10k
10k
10k
10k
10k
10k
10k
0.1
100
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
1SS355
4.7k
2.2
50V
50V
1 50V
3P
1000p
10k
2200p
2200p
1000p
2200p
10k
0.0047
0.0047
0.022
100V
2SC2001
2SC3052F
2SC3052F
2SA1235F
2SC3052F
220
HA12237F
0
0
0
0
0
0
0
100
2.2k
4.7k
1
50V
BU2099FV
0
2SC3052F
2SC3052F
4.7k
10
50V
4.7k
22k
0.015
10k
1SS355
10k
8P
A1
A2
A4
A5
A6
A7
E1
E2
E3
19
20
21
22
23
24
18
S
P
-F
L
IN
K
CD-EN
TUMUTE
S-OUT
C
L
K
L
C
K
TBL-SENSE
V-BASS
PB-EQ(R)
TAI(R)
EQ
OUT(R)
PB-OUT(R
)
REC-IN(R
)
A
LC(R
)
REC-OUT(R)
VCC
ALC-DET
GND
IREF
TEST
ALC(L)
REC-IN(L)
PB-OUT(L)
TAI(L)
EQOUT(L)
PB-EQ(L) PB-NF2(L)
PB-NF1(L)
AIN(L)
RIP
BIN(L)
REC-RETURN
GND
BIN(R)
AIN(R)
PB-NF1(R)
(R)
PB-NF2
GND
LM-R
LM-F
TM-R
TM-F
TBL ADDRESS SENS
D+3.3V
M+9V
OPEN SW
SO
VDD
VSS
DATA
CLOCK
LCK
SO
VDD
VSS
DATA
CLOCK
LCK
(2/4)
(PB)
(DECK-A)
ERASE
(DECK-B)
(REC/PB/ERASE)
L-CH
R-CH
R-CH
L-CH
BIAS OSC
BIAS OSC
MUTING
MUTING
MUTING
MUTING
SWITCH
REC ON/OFF
Q222,225
SWITCH
REC BIAS
NC
NC
REC-OUT
(L)
RECMUTE-ON /OFF
MUTE-ON/OFF
A/B
NOR/HI
ALC-ON/OFF
NC
NC
NC
REC/PB EQ AMP
(CHASSIS)
E-1
E-2
E-3
NC
NC
NC
NC
CTRL3
CTRL2
CTRL1
OE
NC
BB CTRL1
BB CTRL2
BB CTRL4
BB CTRL3
BASS BOOST CONTROLLER
MULTI CONTROLLER
NC
OE
REC
BIAS
A/B
PB MUTE
REC MUTE
REAR SP ON
/OFF
FRONT SP ON
TM-L (CD)
TM-R (CD)
LM-L (CD)
LM-R (CD)
TUNER
MUTE
/OFF
DECK A/B SELECT SWITCH,
I-BASS
(Page 30)
(Page 33)
(Page 29)
CX-JT7
32
32
6-11. SCHEMATIC DIAGRAM – MAIN Board (3/4) (Suffix-11) –
•
See page 54 for IC Block Diagram.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
CN311
CN312
CN306
CN310
C385
R335
R493
C491
C315
R492
R491
R494
C492
C384
R495
R300
C341
C367
C396
R421
C400
R333
R334
R479
R337
R467
Q314
R362
R361
R366
R367
R480
R363
C330
C316
R347
C439
C329
R364
C340
R338
R339
D311
C370
C369
JR333
C386
Q327
Q328
R392
R315
Q372
C379
C377
R359
R371
R372
R391
D372
D371
D374
C398
R461
R460
D312
Q373
R433
R434
Q491
Q492
Q304
Q323
IC303
JR336
CN303
M731
R470
R393
R370
C440
JR339
JR341
C383
C382
R332
R468
JR337
Q316
Q315
R394
Q317
Q318
Q319
Q320
R336
R478
R331
R403
R375
R340
9P
19P
13P
5P
0.033
56k
100k
0.015
4.7
50V
50V
220k
220k
220k
1
50V
0.033
22k
4.7k
47
16V
0.22
0.22
10k
22
25V
10k
8.2k
47k
1.5k
1.5k
2SK2158
22k
5.6k
270
4.7k
10k
22k
4.7
50V
50V
4.7
50V
50V
4.7k
4.7
100V
4.7
50V
50V
100k
47
16V
4.7k
1k
1SS355
10
50V
10
50V
0
47
25V
2SA1235F
2SA953K
220
10k
2SC3052F
47
25V
4.7
50V
50V
470k
4.7k
4.7k
47k
1SS355
1SS355
1SS355
10
50V
2.2k
2.2k
UDZSTE-1713B
2SC2001LK
680
2W
680
2W
2SC3052F
2SK2158
2SA953K
2SC3052
NJM2156
0
3P
3.3k
10k
10k
4.7
100V
0
0
3300p
3300p
47k
82k
0
2SK2158
2SK2158
10
2SK2158
2SK2158
2SK2158
2SK2158
27k
2.2k
3.3k
820
4.7k
5.6k
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
ZZ1
ZZ2
ZZ3
ZZ4
ZZ5
ZZ6
ZZ7
ZZ8
ZZ1
ZZ2
ZZ3
ZZ4
ZZ5
ZZ6
ZZ7
ZZ8
CD-MUTE
V-BASS
18
19
20
HP
21
22
23
24
SP-F
LINK
HP CTL
D GND
R-OUT
HP-GND
L-OUT
FAN+
FAN-
FAN+
L-OUT
SP-GND
R-OUT
VM(AC)
VM(AC)
VCC
LINK/MATRIX
P-GND
L-CH
A-GND
PW-GND
A-GND
RELAY B+
P+7.0V
CD DRF
GND
GOUT
GIN
VREF
OUTB
LOUTB
LINB
HOUTB
HINB
INB
HOUTA
HINA
INA
LINA
LOUTA
OUTA
BBE
LPOUT
LPIN
V+
(3/4)
SWITCH
FEED BACK
BASS BOOST
CONTROL
Q327,328,372,373
FAN MOTOR ON/OFF SWITCH
ON/OFF
SPEAKER
BASS BOOST
CONTROL
Q317-320
BASS BOOST ON/OFF SWITCH
BASS BOOST
ENHANCER
Q314-316
FERQUENCY
CONTROL
UNREG VM
IN-L
IN-R
(FAN)
D-GND
AMUTE
D.OUT
3.3V
3.3V
CD_RES
DI
DO
CL
MP3_CE
FSYNC
CD_WRQ
DRF
CD_CE
LC78646 CE
LC78646 WRQ
LC78684 SYNC
LC78646/LC78684 CLK
LC78646/LC78684 DO
LC78646/LC78684 DI
LC78646 RESET
R-CH
LC78684 CE(MP3)
RELAY
DRIVE
(Page 30)
(Page 44)
(Page 41)
(Page 27)
(Page 43)
(Page 33)
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