Sony SS-CNE3 Service Manual - Page 25

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Sony SS-CNE3 Service Manual
SCHEMATIC DIAGRAM – MAIN Section – •
6-7.
R136
10k
J303
FB317
2P
R
MD
L
R236
10k
C370
(CHASSIS)
0.1
JW120
0.1
HRPE301
(REC/PB/ERASE)
CN301
7P
L-CH
R-CH
ERASE
CN302
19P
TU RCH
TU-RCH
TU GND
TU LCH
TU-LCH
TU 10V
TU 10V
TA 10V
TA 10V
TA GND
TA GND
TA BIAS
REC/PB
F DATA
A-MUTE
P-CONT
(Page 25)
AMP-STBY
AMP-MUTE
I POWER MONITOR
AC-DET
AC-DET
3.3V(MAIN)
GND
GND
3.9V(SUB)
C314
0.01
FB302
•
See page 28 for IC Block Diagram.
See page 28 for Waveforms.
R225
22k
C232
4.7
R125
22k
C132
4.7
C117
0.0012
R126
22k
C136
10
50V
C217
0.0012
R226
22k
C236
10
50V
C216
C116
470p
470p
R215
R123
R223
3.3k
2.2k
2.2k
C113
C114
C213
C214
R115
0.22
0.47
0.22
0.47
3.3k
50V
50V
50V
50V
R112
33k
R222
68k
R109
R111
2.2k
2.2k
R209
2.2k
INPUT SELECT,
ELECTRICAL
VOLUME
IC302
BD3881FV
R103
C103
470
100p
C106
0.022
R203
470
R105
390k
R301
D318
47k
1SS133T-77
R106
R107
C206
5.6k
150k
0.022
R303
R104
R204
10k
47
47
R206
5.6k
C104
C204
C302
D305
R207
C301
100
100
470
MTZJ-T-77
150k
10p
10V
10V
6.3V
-4.3C
C313
100
16V
Q326-332
REC/PB SWITCH
Q330
2SK2158
-T2B
R320
S
Q332
4.7k
KRA303
-RTK
Q331
KRA303
Q329
S
-RTK
2SK2158
-T2B
C101
C201
68p
68p
D302
1SS133T
R101
R201
R319
C312
-77
12k
12k
1M
220p
Q327
R100
R200
Q328
KTA1504
180
180
2SK2158-T2B
Q326
S
KTA1504
Q346
Q347
2SD1387-34
KTA1266-GR
-TP
-AT
Q346-348
REC BIAS
R366
R368
T301
SWITCH
22k
10k
BIAS OSC
R367
2.2k
R365
2.2k
Q348
KRC102M-AT
C354
C360
C361
C362
R364
2.2
10
47
10
6.8k
50V
50V
16V
50V
50V
50V
TU LCH
TU RCH
C115
4.7
C133
R143
50V
0.047
8.2k
R124
15k
C215
4.7
R132
50V
C135
1k
10
R224
R232
50V
15k
1k
C233
R243
0.047
8.2k
R231
R228
R131
R128
1.2k
1.2k
1.2k
1.2k
R352
470
C351
C305
D306
100
470
MTZJ-T-77
25V
6.3V
-4.3C
R358
56k
Q343
2SC1623-T1
-L5L6
Q342
2SC1623-T1
-L5L6
D307
Q342,343
1SS133T
DC DETECT
-77
D317
1SS133T-77
Q311,315
MAIN POWER
JW323
10UH
RELAY DRIVE
R336
4.7k
R321
100k
R351
10k
Q333,338
R315
1k
AC DETECT
Q338
KRC402-RTK
Q333
Q315
KRC402-RTK
KRC402-RTK
C336
R350
22
10k
50V
D301
1SS133T-77
C356
C358
Q317
0.0068
0.018
KTC3205Y
KTA1273Y
+3.3V
R362
C357
REGULATOR
18k
0.0068
R318
R363
470
Q344
18k
2SC2001TP
-LK
Q344,345
KRC402
BIAS OSC
Q345
R360
R361
2SC2001TP-LK
5.6
5.6
21
21
J302
4P
C119
L
0.01
SPEAKER
IMPEDANCE
USE 8-16
C219
R
0.01
C121
0.1
LP221
(CHASSIS)
C221
0.1
L201
SP OUT(R)
GND
L101
SP OUT(L)
C235
10
50V
R
AGND
L
AMP-MUTE
AMP-STBY
PROTECT
-B
GND
+B
R370
10k
R371
10k
C352
2200
REG07-OUT
35V
R359
REG07-GND
1.5k
REG07-IN
R372
82k
C309
C333
1000
220
16V
50V
C323
2200
25V
C353
2200
35V
D322
D321
1SS133T
1SS133T
-77
-77
R373
10k
AC-DET
D308
1SS133T-77
M+7V
Q311
Q314
SCOR
KTA1271Y-AT
KTA1271Y-AT
C318
100p
C310
SENS
0.1
C317
100p
CLOK
D310
C319
100p
MTZJ-T-77
XLT
-4.3C
C311
100p
DATA
R324
Q312-314
C316
100p
2.2k
XRST
+3.9V
C315
100p
REGULATOR
R323
C326
R325
1k
0.0022
100k
C322
0.001
Q312
Q313
C321
KTC3203Y
KTC3203Y
0.001
C324
C346
R322
FB301
220
2200
1.5k
16V
16V
XTACN
C329
1000
C308
6.3V
0.1
R349
R327
R326
56k
10k
100k
SCOR
SENS
Q319
R317
CLOK
R305
47k
Q339
-AT
KTC3203Y
XLT
R304
R353
10
DATA
R348
+3.3V
1k
Q319,320
XRST
REGULATOR
B+ SWITCH
XTACN
R332
1k
CD ON
Q320
-RTK
C345
D304
C335
10
MTZJ-T-77
0.01
50V
-3.9B
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
HCD-NE3
(Page 23)
CN309
3P
CNB308
9P
(Page 23)
IC306
BA07T
+7V REGULATOR
O
I
G
CN306
3P
CNB307
C306
6P
0.1
IC305
+10V REGULATOR
TA7810S
O
I
G
C307
0.1
CN307
3P
-B
GND
+B
14V
SUB +B
PROTECT
RELAY ON
(Page 27)
AC-DET
CNB301
8P
M+7V
MGND(7V)
SCOR
SENS
CLK
XLT
DATA
XRST
DVDD
DGND
ROUT
(Page 19)
AGND
LOUT
AVDD
DOUT
AGND
XTACN
CN305
17P
CN303
8P
SCOR
SENS
100
CLOK
1k
XLT
DATA
XRST
(Page 25)
XTACN
CD ON
Les composants identifiés par une marque 0 sont
critiques pour la sécurité. Ne les remplacer que
par une pièce portant le numéro spécifié.