Sony MEX-1HD Service Manual ▷ View online
MEX-1HD
49
49
6-22. SCHEMATIC DIAGRAM – SUB Board (1/5) –
•
See page 37 for Waveforms.
•
See page 60 for IC Block Diagram.
D507
D508
THP501
R554
R568
R569
C505
R563
R564
R572
R573
R567
R681
R546
R550
C503
D510
C513
C516
R537
R538
R540
R646
R645
R644
D520
R574
R570
R571
R578
R601
R585
R
593
R
592
R595
C510
C506
R580
C521
R581
C522
R519
R522
R523
R525
R527
R531
R532
R533
R542
IC503
R610
R607
R606
R501
X501
C542
C541
R582
R612
R611
RB502
C561
C562
C563
C564
R599
D521
R641
R642
C523
R602
D522
D524
C511
C501
RB501
C525
R648
R1541
TP521
C508
R638
C502
R682
C504
D505
R1501
R1502
TP511
TP512
TP513
TP514
TP515
R516
R517
R530
R528
R529
R613
L501
IC502
X502
IC501
R627
R698
C515
R562
Q521
R650
MA111
MA111
100k
100k
100k
0.1
0
0
0
0
0
100k
100k
0
0.1
RB751V-40
0.1
100
6.3V
0
0
0
100k
0
100k
MA111-TX
0
0
0
100k
100k
100k
0
0
1k
0.1
0.01
10k
470p
10k
220p
0
0
0
0
0
0
0
0
0
XC61CN4302
0
0
0
4.7k
3.68MHz
22p
18p
100k
100k
100k
0
X4
0.001
0.001
0.001
0.001
10k
MA111
470k
100k
2.2
47k
MA111
RB751V
-40
100
6.3V
0.1
100 X4
0.1
47k
1k
0.1
0
0.1
100k
0.1
MA111
0
0
100k
0
0
330
100
100k
RS5C348A
32.768KHz
MB90F574APMT
-G-LPN1
0
0
0.047
22k
DTA114EK
100k
A1
A2
A3
A4
A5
A6
A7
A8
A9
A11
A12
SUBUCOM-TUNER:EVOL:RDS
SUBUCOM-CHECK
SUBUCOM-POWERAMP
POWER_SUBUCOM
ICK
IDA
E2CKO
E2SIO
XTROPEN_END
XTRCLOSE_END
XAMP_M
UTING
AMP_ON
LINE_M
UTING
MOTOR_ON
XFPOPEN_END
XFPCLOSE_END
FP_M-
FP_M+
XMS_DET0
XMS_DET1
XUSB_DET
XACC_IN
XTEST_IN
PW
ON
EJECT_LED
RESET
XFAIL
TRAY_LED
XILL_IN
DAC_CLK
DAC_SO
XDAC_CS
SH_W
DT
MAIN_PON
TUON
SUB_RXD
SUB_TXD
BU_CHK
TR_I_DET
BEEP
RE_LB
RE_LA
RE_RB
RE_RA
FLS_ON
XMAIN_RST
S_METER
TELATT
XS_MUTING
SHIFT
TRAY_M-
TRAY_M+
PW
M
XPDOW
N
C
VSS
DVCC
DVSS
AVCC
AVRH
AVRL
AVSS
KEYIN0
VCC
VSM
QUALITY
MPTH
V
S
S
X
1A
X
0A
K
EY
A
C
K
H
S
TX
M
D
2
M
D
1
M
D
0
I2C
S
IO
I2C
C
K
O
R
A
M
B
U
X
FL
A
S
H
_
W
X
P
D
O
W
N
X
A
D
O
N
XUSB_DET
XMS_DET1
NS_MASK
DOOR_IND
S
H
_
W
D
T
X
FA
IL
X
R
TC
_
IN
T
X
A
C
C
_
IN
X
T
E
S
T_
IN
P
W
_
O
N
XS_MUTING
FSW_SFT
AMP_ON
XTROPEN_END
XTR_CLOSE_END
TRAY_LED
FS
W
_
IN
TR
A
Y
_
M
+
T
R
A
Y
_
M
-
X
D
A
V
N
B
U
_IN
X
R
S
T
RC_IN0
R
C
_IN
1
N
C
TEMP
TR_I_DET
FP_I_DET
FL
S
_O
N
GND
5V
XFLASH_W
(CHASSIS)
DET0
XMS_
32KOUT
SCLK
SO
SI
VSS
CE
OSCOUT
OSCIN
VDD
XINTR
(1/5)
GENERATOR
RESET SIGNAL
G
O
V
CLOCK
SYSTEM CONTROLLER
KEY ACTIVE
SWITCH
NC
REAL TIME
TE
L
A
TT
V
C
C
B
E
EP
S
IR
C
S
R
TC
_S
I
R
TC
_
S
O
R
T
C
_
C
LK
R
TC
_
C
S
X
A
M
P
_M
U
T
IN
G
LIN
E_
M
U
TIN
G
D
A
C
_
S
O
D
A
C
_
C
L
K
X
S
Y
S
_
R
S
T
E
2C
K
O
E
2S
IO
X
D
A
C
_
C
S
X
S
IR
C
S
_R
S
T
S
U
B
_
TX
D
/FLS
_
S
O
S
U
B
_R
X
D
/FL
S
_
S
I
U
N
IS
I
U
N
IS
O
U
N
IC
LK
B
U
S
_
O
N
X
M
A
IN
_R
S
T
VSS
X0
X1
VCC
TUNON
XILL_IN
MOTOR_ON
FAN_ON
MS_LED
XNOSE_SW
FP_M-
FP_M+
XFPCLOSE_END
XFPOPEN_END
D5.0V_OK
D3.3V_OK
D1.8V_OK
D1.9V_OK
RE_LB
RE_LA
RE_RB
RE_RA
OFFREC_LED
MAIN_PON
DSTSEL0
DSTSEL1
VSS
CN521
5P
(Page 52)
(Page 51)
(Page 53)
(Page 50)
MEX-1HD
50
50
6-23. SCHEMATIC DIAGRAM – SUB (2/5)/SWITCH Boards –
•
See page 60 for IC Block Diagram.
RB515
TP533
TP534
D
540
TP535
TP536
TP537
FB517
FB516
FB512
FB511
FB507
FB508
FB510
R1590
FB505
FB502
FB501
FB520
FB521
RB512
FB518
FB515
FB513
R1582
R1587
R1588
FB519
FB506
R1565
TP415
TP414
TP413
TP412
TP411
CN411
R435
C435
R434
R437
C436
R438
C411
C403
C402
C401
C404
C571
TP518
R431
R440
D411
C412
C413
D542
D
541
R1552
R1553
TP538
TP539
TP525
TP524
TP523
TP522
D537
R559
D501
CN526
Q531
Q530
Q529
M601
JP502
JP501
IC411
IC402
IC401
D535
R1589
M501
CN528
R687
CN524
TP526
R1547
D536
D533
R1562
R1564
100k
X4
M
A8180-M
-T
0
22 X4
0
0
0
0
5P
100k
0.1
10k
4.7k
0.1
4.7k
0.1
47
16V
0.1
0.1
10
16V
0.001
1
1
MA152WA
0.1
0.1
M
A8068-TX
M
A8068-TX
1k
1k
MA8068-TX
10k
MA111
-TX
50P
XN1A312
XN1A312
XN1A312
LB1930M
TA75S01F
(TE85R)
PQ09DZ1U
DF5A6.8FU
680
2P
0
20P
100
DF5A6.8FU
M
A8068-TX
5.6k
5.6k
A1
A2
A3
A4
A5
A6
A7
A8
A9
A11
A12
BU5V
D5.0V
MOTOR+B
FL_POWER-DISPLAY
DRV_GND
DRV9V
DA
LED10V
MS_LED
TRAY_LED
EJECT_LED
ILL_ON
FLD_ON
FL_ON
SA_DATA
SA_CLK
F(+)4.3V
FL_3.3V
ILL10V
DISPGND
F(-)1.0V
FL+48V
DA_LCH
DA_RCH
FL_BK
FL_DATA
FL_LAT
FL_CLK
XFAIL
XDAC_CS
DAC_CLK
DAC_SO
FLS_ON
XMS_DET1
SH_WDT
XTROPEN_END
XTRCLOSE_END
SUB_RXD
SUB_TXD
XMS_DET0
XUSB_DET
TR_I_DET
XMAIN_RST
DAGND
RESET
D_MUTING
DA5V
FL_CLK
FL_LAT
FL_DATA
FL_BK
EJECT_LED
TRAY_LED
FP_M+
FP_M-
MOTOR_ON
XFPCLOSE_END
XFPOPEN_END
GND(FAN)
FAN5V
SIRCS
FL_LAT
FL_DATA
FL_BK
KEY_0
KEY_GND
GND
NOSE_SW
RESET
GND
FL+48V
F(+)4.3V
FL_CLK
RE_RB
RE_RA
RE_LA
RE_LB
ILL10V
FL_3.3V
F(-)1.0V
NC
RE_RB
RE_RA
RE_LA
RE_LB
NC
MS_DOOR
TRAY_LED
FLD_ON
SUB_TXD
SUB_RXD
ILL_ON
XOPEN_END
XCLOSE_END
SH_WDT
XMS_DET1
BU_5V
UGND
UGND
HEAT_CTL
AGND
R_CH
L_CH
GND(FFC)
GND(FFC)
FL_BK
FL_DATA
FL_LAT
FL_CLK
NC
FL_ON
EJECT_KEY
NOSE_SW
XFAIL
XSYS_RST
D_MUTING
XDAC_CS
DAC_CLK
DAC_SO
FLS_ON
XMS_DET0
XUSB_DET
TR_I_DET
SA_DATA
SA_CLK
AGND
AGND
AGND
DA5V
EJECT_LED
GND
CLOSE
OPEN
M-
M+
PGND
OUT2
NC
OUT1
NC
(CHASSIS)
(CHASSIS)
(2/5)
DETECT
DETECT
PANEL OPEN-END
PANEL CLOSE-END
FRONT PANEL
OPEN/CLOSE
LED
DRIVE
LED
DRIVE
LED
DRIVE
FRONT PANEL OPEN/CLOSE
MOTOR DRIVE
OVER LOAD
DETECT
G
V
+9V REGULATOR
(FAN)
RESET
-1
-2
-2
-1
-2
-1
FIN
NC
VCC
RIN
SGND
(Page 49)
(Page 53)
(Page 59)
(Page 53)
(Page 51)
(Page 53)
(Page 51)
(Page 52)
(Page 53)
(Page 47)
MEX-1HD
51
51
6-24. SCHEMATIC DIAGRAM – SUB Board (3/5) –
•
See page 60 for IC Block Diagram.
Q373
R317
R347
R348
C347
C346
FB333
FB332
FB331
R334
R335
R324
R333
C365
R323
C366
C361
R332
R397
R398
IC391
R376
R103
R102
C107
TP105
TP106
C102
R101
C101
BN103
C370
R315 R316
C315
R311
C313
C369
R373
C367
C316
C317
R318
C106
C116
C397
C398
C394
R399
R386
R387
R391 R393
R389
C393
R388
C386
C385
C388
IC372
R383
C384
R381
C387
C395
C383
R312
C314
C301
C302
C312
C319
C320
C115
C117
C310
C311
R304
R313
R105
C112
C113
R106
C111
R107
R308
R310
R307
R306
R305
R309
C373
C374
C375
C371
C372
C309
C318
C368
R321
R322
IC301
R302
R303
R365
C308
R301
C307
C306
C303
C304
C305
Q306
IC303
IC302
D361
J101
CN301
L101
TP107
R108
Q372
TUX101
C396
DTC144EK
10k
0
0
100p
100p
100
2.2k
10k
2.2k
100p
10k
100p
0.001
100
4.7k
4.7k
TA78M05F
10k
0
0
0.1
0.1
10
18p
0
10k
10k
0.1
10k
0.012
0
10k
0
0.0015
0.012
10k
0.1
1
10
16V
10
16V
0.1
0
10k
10k
10k
10k
10k
150p
10k
10 16V
680p
0
NJM4580
10k
680p
10k
0
0.22
150p
10k
0.0015
1
1
10
16V
0.22
0.22
1
0.01
0.01
220
10V
10V
0
0
6.8k
0.047
0.022
100k
0.0047
47k
100
100
100
100
100
100
100p
100p
100p
100p
100p
100p
0.1
0
10k
10k
TDA7406
100
100
0
0.47
47k
0.0047
0.01
1
1
1
DTC144EK
NJM4580
NJM4580
MA8068
6P
0
0
2SB1132-T1
TUX-020
0.1
B1
B2
B3
B4
B5
B6
B7
C1
C2
C3
C4
C5
C6
C7
SUBUCOM-TUNER:EVOL:RDS
SA_CLK
SA_DATA
DA
ID
A
IC
K
E
2
S
IO
E
2
C
K
O
S
_
M
E
T
E
R
AUX-G
AUX-L
AUX-R
ID
A
IC
K
XS_MUTING
DA_LCH
DA_RCH
D_MUTING
DA5V
DAGND
AUX-R
AUX-L
AUX-G
VC
C
G
ND
VCC
G
ND
SUB_GND
AUX_RCH
AUX_GND
AUX_LCH
SUB_OUT
SUB_OUT
VDD
AUX_R
PD-
AUX-L
PAUSE
PHONE
TIM
NAVI
AM/MPX2
AM IF
CMPX
M
PX
1
L
EVEL
M
PIN
M
POU
T
QU
AL
DG
ND
SDA
SCL
SACLK
SWIN
XR_L
XSM
XR_R
(CHASSIS)
(3/5)
ELECTRICAL VOLUME
INPUT SELECT,
MUTING
CONTROL
LOW-PASS
FILTER
LOW-PASS
FILTER
LOW-PASS
FILTER
VCC
GND
Q372,373
B+ SWITCH
I
O
G
+5V REGULATOR
(FM/AM TUNER PACK)
FM/AM
ANTENNA IN
SUB OUT
AUX IN
(R)
(L)
CR
EF
AC
OU
TL
AC
INR
A
COUTR
SW
ACOUT
CDL
CDR
M
DR
M
DL
SAOUT
OUTSW
OUTRR
OUTRF
OUTLR
OUTLF
MIXINRF
MIXINRR
MIXINLR
MIXINLF
ACINL
(Page 50)
(Page 49)
(Page 52)
(Page 50)
(Page 53)
MEX-1HD
52
52
6-25. SCHEMATIC DIAGRAM – SUB Board (4/5) –
D311
R331
C326
C325
R330
R340
R341
R344
Q305
Q304
Q303
Q302
Q301
R337
R338
R326
C321
C322
R327
R328
C323
Q352
Q351
C356
R356
C358
R352
R351
C352
C351
TP307
Q361
R363
R362
BZ361
C342
C343
IC304
C340
C341
C333
C332
C331
C330
R366
R354
R353
R350
R349
CNJ302
TP215
C201
D302
D301
D303
D305
D306
D307
D308
D310
C335
R342
C376
C377
R343
C336
R345
C337
C378
R346
C379
C338
R357
D351
F1
F201
TP216
CNJ201
MA111-TX
100
4.7
35V
35V
4.7
35V
35V
100
10k
10k
10k
DTC314TK
DTC314TK
DTC314TK
DTC314TK
DTC314TK
10k
10k
100
4.7
35V
35V
4.7
35V
35V
100
100
4.7
35V
35V
DTC144EK
DTA114EK
1
4.7k
47
16V
1k
10k
10
16V
10
16V
DTC144EK
2.2k
2.2k
1
47
16V
TDA7386
0.1
0.1
100p
100p
100p
100p
0
0
0
0
0
4P
0.1
CRS02
CRS02
CRS02
CRS02
CRS02
CRS02
CRS02
CRS02
0.22
1k
22p
22p
1k
0.22
1k
0.22
22p
1k
22p
0.22
47
MA111-TX
10A
10A
16P
B1
B2
B3
B4
B5
B6
B7
D1
D2
D3
SUBUCOM-POWERAMP
HEATER+B
ANT-REM
AMP-REM
TEL-ATT
ACC
ILL
XAMP_MUTING
AMP_ON
BEEP
LINE_MUTING
FR-
FR+
RR-
RR+
RL-
RL+
FL-
FL+
SRV
VCC1-2
VCC3-4
TAB
XMUTING
S_GND
FR_IN
RL_IN
RR_IN
FL_IN
STBY
(CHASSIS)
(CHASSIS)
A
M
P-R
A
NT-R
ILL
A
CC
GND
ATT
FL-
FL+
FR+
FR-
RL-
RL+
RR+
R
R-
(4/5)
FRONT LCH(-)
FRONT LCH(+)
REAR LCH(-)
REAR LCH(+)
REAR RCH(-)
REAR RCH(+)
FRONT RCH(-)
FRONT RCH(+)
AM
P REM
ANT REM
MAX0.1A
ACC
BATT
GND
ATT
MAX0.3A
ILL IN
+B
BUZZER
DRIVE
POWER AMP
Q351,352
MUTING
CONTROL
MUTING
Q301-305
L
R
L
R
FRONT
AUDIO OUT
AUDIO OUT
REAR
(Page 51)
(Page 49)
(Page 53)
(Page 50)
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