Read Sony MEX-R1 (serv.man2) Service Manual online
MEX-R1
4
4
MEX-R1
2-3. SCHEMATIC DIAGRAM – MAIN Board (1/3) –
Q308
D306
X201
C209
D201
C302
C334
C327
C328
C317
C363
C362
C365
C319
C304
C303
C339
C335
C336
C338
C342
C343
C341
C364
Q309
C337
C344
C331
C348
C332
C349
CN701
C389
C390
C392
C223
L301
R202
R206
R206
R207
R207
R305
R306
R322
R317
R204
R203
R212
R201
R341
R342
R345
R343
R320
R347
R346
R339
R359
R357
R358
R348
R316
R208
R304
R303
R301
R205
R213
R307
R310
R311
R313
R312
R308
R309
R314
R315
R302
R330
R333
R334
R328
R331
R332
R353
R355
R352
R354
R335
R336
R337
R338
R340
C201
C220
C222
C219
C305
C324
R349
R350
Q307
IC201
C204
C211
C207
C205
C203
Q201
C357
C359
Q302
Q304
Q303
Q305
C353
C355
C354
C356
C367
C368
C366
C369
TUX201
C212
Q202
Q301
D305
J201
D304
IC302
C333
C330
C351
IC301
C325
C326
C315
C311
C314
C316
C321
C322
C323
C318
C320
D303
D302
CN301
C358
C360
C352
IC305
IC303
C329
Q306
D307
Q310
C387
Q311
C388
Q312
C345
C347
C346
C386
IC304
C370
FB301
FB302
FB303
C206
C208
C202
C301
C221
C313
C312
C310
DTC114YKA
1SS355
4.332MHz
0.1
MA8056-M-TX
D301
MA8068-M-TX
0.001
0.1
10
50V
10
50V
0.01
100p
100p
100p
100
10V
10V
1
50V
1
50V
220p
0.001
0.001
220p
0.1
100
16V
16V
0.1
0.0033
DTC114YKA
10
16V
10
16V
0.1
10
50V
0.1
47 16V
5P
100p
100p
0.001
0.001
470
0
0
0
0
0
0
10
10
470
0
10k
10k
10k
10k
10k
2.2k
2.2k
220
220
10k
10k
47
100k
1.5k
10k
10k
100
0
100
100
100
100
100
100
10k
10k
10k
10k
0
12k
10k
10k
12k
10k
10k
4.7k
4.7k
4.7k
4.7k
100
100
100
100
100
47
16V
10
50V
1
50V
10
50V
1
50V
10
50V
1k
1k
SRA2202S/F
SAA6588T/V2-518
0.1
560p
56p
56p
0.1
2SD6027T100-QR
100p
100p
DTC614
DTC614
DTC614
DTC614
10 50V
10 50V
10 50V
10 50V
0.47
0.47
0.47
0.47
4.7
50V
50V
DTC144EKA-T146
SSM3KO9FU
1SS355
1SS355
PCM1751DBQR
10
16V
47
16V
10 50V
TDA7416
0.22
0.22
0.012
0.012
0.0015
0.0015
1
1
1
100p
100p
1SS355
RB751V
16P
100p
100p
0.1
TC7SET08F
TLV2362IPWR
10
16V
DTC614
RB551V
SRA2202S/F
10
50V
DTC614
10
50V
DTC614
10
16V
10 16V
10 16V
10
16V
NJM2750M
47
16V
330p
2.2
1000p
∗
0.1
100p
100p
100p
A1
A2
A3
A4
A5
A11
B10
B1
B2
B3
B4
B5
B6
B8
B9
A6
A7
A8
A9
A10
SCL
SDA
TRDA
TRCL
DAVN
VSM
TU MUTE
MUTE CON
NSMASK
R-CH
L-CH
MD
MC
ML
DACCLK
R-CH
L-CH
QUALITY
R-CH
1/2-R
L-CH
1/2-L
VOUT F
VIDEO GND
VIDEO GND
VOUT R
DVD R
DVD L
1/2-L
1/2-R
R-CH
L-CH
DOCLK
AOD
LRCLK
A
U
X
-G
N
D
A
U
X
-R
A
U
X
-L
R
-C
H
L-C
H
R-CH
L-CH
A
M
R
A
M
L
AML
AMR
S
A
C
L
K
V
M
U
T
E
S
A
D
A
T
A
AUX-L
AUX-R
AUX-GND
DVD R
DVD L
S
D
L
S
D
R
LFOUT
LFOUT
OUTRF
OUTRF
OUTLR
OUTLR
OUTRR
OUTRR
OUTSW
OUTSW
MUTE_SEL
REAR_ATT
ATT
BUS_AUX
FRONT LCH
FRONT RCH
REAR LCH
REAR RCH
FRONT RGND
FRONT LGND
REAR RGND
REAR LGND
SUB LGND
AUX RGND
AUX R
AUX L
AUX LGND
SUB
VIDEO GND
VOUT F
VOUT R
VIDEO GND
A GND
DVD LCH
DVD RCH
ANT
ANT-GND
EEPROM
R
L
QUALITY
S_METER
GND
MUTE-CONDITION
RDS
TU_MUTE
TU_SCL
TU_SDA
E2P_SCL
E2P_SDA
VCC(TU8.3V)
TU_VDD(TU 5V)
E2P_VDD(B/U5V)
(1/3)
M
RO
MPTH
SDA
SCL
CIN
VREF
MPX
VSSA
VDDA
AFIN
MAD
SCOUT
LVIN
TCON
OSCI
VSSD
VDDD
DAVN
BCK
DATA
LRCK
DGND
VDD
VCC
OUTL
OUTR
AGND
VCOM
ZEROR
ZEROL
MD
MC
ML
SCK
SDA
SCL
CREF
NC
NC
AUXR
PDL+
PD-
NC
MIX
NC
GND
NC
SAIN
MUTE
SAOUT
OUTSW
AC2INR
FILOR
OUTRR
OUTRF
NC
AC2OUTR
OUTLR
OUTLF
FILOL
AC2OUTL
AC2INL
VDD
VREFOUT
ACINL
ACOUTL
ACINR
NC
ACOUTR
ACINSW
ACOUTSW
NC
AM
L
AMR
MDL
MDR
AUXL
PDR+
CNT1
CNT2
IN1A
IN2A
IN4A
IN1B
IN2B
IN4B
IN3B
NC
OUTB
VREF
IN3A
VCC
OUTA
GND
VCC
GND
OSCO
TUX-032
(FM/AM TUNER PACK)
(ANTENNA IN)
RDS DECODER
NS DET
DISCHARGE
SWITCH
GAIN CONTROL
AMP
D/A CONVERTER
INPUT SELECT,
ELECTRICAL VOLUME
S
GND SWITCH
SWITCHING
MUTING
MUTING
MUTING
MUTING
MUTING
MUTING
MUTING
Q307,308
MUTING CONTROL
Q309,310
+5V REGULATOR
DIFFERENTIAL
MUTING
CONTROL
(CHASSIS)
(CHASSIS)
(L)
(R)
(L)
(R)
(R)
(L)
(R)
(L)
BUS AUDIO IN/
AUX AUDIO IN
SUB OUT(MONO)
VIDEO OUT:
FRONT
AUDIO OUT:
REAR
AUDIO OUT:
FRONT
VIDEO OUT:REAR
AUDIO OUT:
ZxZ
(AEP,UK,RU)
(EXCEPT US, CND)
(EXCEPT US, CND)
(EXCEPT US, CND)
(US, CND)
R211
R211
0
(EXCEPT US, CND)
(US, CND)
R210
R210
0
(EXCEPT US, CND)
(US, CND)
FB311
FB311
0
(EXCEPT US, CND)
(US, CND)
FB312
FB312
0
(EXCEPT US, CND)
(US, CND)
FB208
FB208
0
(EXCEPT US, CND)
(US, CND)
FB211
FB211
0
(EXCEPT US, CND)
(US, CND)
(US, CND)
(AEP,UK,RU)
100
µ
H
∗
C301
0.0033 (US, CND)
0.1 (EXCEPT US, CND)
(Page 6)
(Page 6)
(Page 5)
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