Sony MDX-M690 Service Manual ▷ View online
MDX-M690
29
29
6-8.
SCHEMATIC DIAGRAM – SERVO Section (2/2) –
•
See page 42 for Waveforms.
•
See page 43 for IC Block Diagram.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : MD PLAY
no mark : MD PLAY
∗
: Impossible to measure
R537
R521
R520
R519
R518
R517
R516
R531
C516
C105
CN101
R365
R533
C513
R534
C515
C514
C505
C506
R538
C510
C11
C511
Q403
R403
R401
R402
C403
R407
R512
RB503
R526
R527
R528
R529
R511
R530
TP1
R525
R523
C504
R524
R522
IC501
TH501
R510
R505
X501
IC401
C402
R405
R406
R404
C401
D401
C501
R504
R503
R502
C103
R101
C101
C201
R201
R202
C109
C108
L101
L102
C106
C107
IC502
C102
R104
IC101
R102
C104
C503
R535
Q402
R501
R540
R542
R539
R532
R507
R506
L501
C10
Q401
C202
100
100
100
100
100
100
100
100k
0.1
0.1
30P
0
100k
0.1
100k
0.1
0.22
0.1
22
10V
100k
0.22
0.001
0.1
UN2211-TX
4.7k
10k
4.7k
0.1
100k
100k
1k
X4
X4
2.2k
2.2k
2.2k
2.2k
150k
2.2k
100k
1k
0.1
1k
1k
CXP84340-231Q
0
1k
10MHz
NJM4580E(TE2)
0.01
1k
10k
100
0.22
DTZ-TT11
-3.0B
100p
1k
1k
1k
0.01
10k
0.0022
0.0022
10k
1k
4.7
6.3V
0.01
4.7
6.3V
0.01
HD74HC244FP-EL
10
6.3V
1k
PCM1718E/2
10k
0.1
0.1
100k
2SB1132
1k
100k
100k
100k
100
4.7k
100k
470p
2SD1664
10
6.3V
1
2
3
4
5
6
7
8
9
10
SRDT
SENS
XINIT
XLAT
SCLK
SW
DT
XR
ST
SQSY
BUSON
BUSON
UNISI
UNISI
UNISO
UNISO
UNICK
UNICK
SYSRST
SYSRST
LNKOF
LNKOF
BUCHK
BUCHK
MDMON
MDMON
LOAD
EJECT
ESW
EJKY
EJKY
256FS
LRCK
DATA
BCK
LOCK
CSW
LIMIT
LOCK
MNT3
M
NT2
MNT1
M
NT0
MNT0
MNT1
MNT2
MNT3
SQSY
XINIT
SRDT
SENS
MNT0
MNT1
MNT2
MNT3
SRDT
SENS
SQSY
XINIT
MECHA-ON
MD-ON
TIN3
TIN4
TIN5
TIN6
TIN7
LOAD
EJECT
MDMON
E-SW
ADJ-OK
LOCK
M
N
T
0
M
N
T
1
M
N
T
2
M
N
T
3
R
E
S
E
T
E
X
T
A
L
X
T
A
L
V
S
S
TX
T
EX
A
VS
S
A
V
R
EF
IN
IT
T
EM
P
A
C
N
T
DO-SEL
EE-CS
EE-CKO
EE-SIO
MD-SO
LINKOFF
UNIREQ
UNISI
UNISO
MD-CKO
MD-SI
SENS
CC-XINT
LIMIT-IN
EJT-KEY
ERROR-PWM
MD-RST
BU-IN
BUS-ON
SQSY
C-SW
MD-LAT
MD-ON
D
E
E
M
P
A
-M
U
T
E
TS
T
C
K
O
T
S
TS
O
V
D
D
N
C
T
O
U
T
0
T
O
U
T
1
T
O
U
T
2
T
O
U
T3
T
IN
0
T
IN
1
T
IN
2
TS
T
M
O
D
AG-OK
DFCTSEL
DPLLSEL
2M/4M
EMPHSEL
DRIVER-GND
DRIVER-GND
D-GND
NC
NC
R-CH
AUDIO GND
L-CH
U COM GND
NC
XTI
DGND
VDD
LRCK
DATA
BCK
ZERO
D/CR
VOUTR
AGND
XTO
RSTB
MODE
D/CL
VOUTL
VCC
MUTE
DM1
DM0
CLKO
MD MECHANISM
CONTROLLER
D/A CONVERTER
DIGITAL FILTER,
LEVEL SHIFT
VCC
GND
+3.3V
REGULATOR
+3.3V
REGULATOR
Q402,403
B+ SWITCH
NC
NC
NC
NC
DRIVER5V
LOAD6V
NC
BU5V
LOCK
ATT
EJECT
B/UCHECK
LINKOFF
SYSRESET
BUS-CLK
BUS-SO
BUS-SI
BUSON
(CHASSIS)
UNICKIO
VCC
GND
GND
GND
10
µ
H
10
µ
H
(Page 28)
(Page 34)
MDX-M690
30
30
IC801
R546
R813
C358
C350
Q401
R103
R662
D804
R402
C338
R312
R502
R131
C345
C359
C369
D204
C103
C106
R133
C210
C213
R405
C125
C215
C212
R112
R138
C208
C219
C228
C227
C505
R521
R515
R511
R655
R654
C657
C652
C349
R361
C353
C710
R510
R213
R357
R344
R364
C111
R113
R373
R104
R102
D650
R128
R123
R135
R136
R659
C222
C306
C314
R810
Q452
C814
R124
R304
R326
R132
R520
C315
R101
R134
Q305
C302
R340
D205
R806
Q111
Q651
R544
IC202
Q109
R360
C105
C107
C120
Q202
Q402
R516
R653
Q404
D309
R545
Q201
D304
D303
D302
C230
C650
D807
R803
R817
R358
R809
R608
R650
R550
R356
Q203
R363
C337
Q110
R306
C513
C357
R207
C119
C108
R374
R316
R215
R330
R540
C514
R528
R543
R542
C510
C502
C651
C226
R216
C512
R372
R339
D606
R376
C123
R519
R717
R509
R535
R652
R538
R517
D203
R808
R512
R114
R214
R533
R816
IC101
R206
R703
C709
D503
D505
D506
C211
R208
D107
R704
R305
R313
Q652
D202
R127
R307
IC651
C214
R658
Q407
Q406
R819
R804
R830
C229
R716
IC502
IC652
R718
R811
C365
R602
Q405
D604
R389
R712
D605
D311
R335
R343
R348
R107
R111
R106
R117
R346
R349
R513
R347
R377
C110
R110
R820
R823
R827
R719
R711
R822
R379
R406
D104
Q309
D507
D609
D612
R204
D109
R421
R807
R418
Q115
Q117
R814
D404
Q118
R116
IC310
R413
Q301
IC102
R821
Q302
Q303
Q108
Q304
R415
Q114
C307
R828
R212
R416
R140
R414
R417
R422
Q310
R705
IC301
IC302
Q116
Q112
Q107
Q105
Q102
IC201
C703
R818
R802
Q101
R815
L201
C813
C224
Q312
R708
Q602
C364
R420
IC650
R812
R419
C704
R503
D407
R129
R504
R130
R656
C223
R137
C348
C124
C406
C344
D406
D602
R141
R423
R424
R425
R551
R552
R723
R724
R725
C128
C373
R459
R201
CN604
C383
C384
D509
R553
C386
C388
C385 C387
FB707
R221
D511
C405
IC305
IC501
IC702
R51
C366
R302
C301
R301
C341
R651
MAIN BOARD
(COMPONENT SIDE)
1
5
8
4
5
5
8
4
1
4
5
8
4
5
8
5
4
8
2
1
3
4
5
8
1-681-372-
11
(11)
C
KEY BOARD
CN1
B
A
C
D
E
F
G
H
I
J
K
L
1
2
3
4
5
6
7
8
9
10
11
12
13
14
(CHASSIS)
(CHASSIS)
(CHASSIS)
6-9.
PRINTED WIRING BOARD – MAIN Section (1/2) –
•
See page 26 for Circuit Boards Location.
• Semiconductor Location
Ref. No.
Location
D104
L-8
D107
F-2
D109
H-9
D202
D-13
D203
D-13
D204
I-9
D205
H-9
D302
C-7
D303
C-7
D304
C-6
D309
H-8
D311
D-7
D404
D-4
D406
E-5
D407
E-6
D503
I-6
D505
I-6
D506
K-8
D507
K-8
D509
J-8
D511
I-5
D602
G-6
D604
H-6
D605
H-6
D606
H-5
D609
H-7
D612
I-7
D650
J-2
D804
L-10
D807
I-10
IC101
G-3
IC102
F-2
IC201
I-10
IC202
G-13
IC301
H-9
IC302
G-9
IC305
F-10
IC310
E-12
IC501
J-6
IC502
L-9
Ref. No.
Location
IC650
K-3
IC651
K-4
IC652
J-2
IC702
J-13
IC801
J-9
Q101
H-2
Q102
G-2
Q105
G-3
Q107
I-4
Q108
I-4
Q109
L-9
Q110
G-4
Q111
G-4
Q112
L-8
Q114
F-2
Q115
F-2
Q116
F-2
Q117
H-1
Q118
H-1
Q201
E-13
Q202
I-11
Q203
H-9
Q301
C-10
Q302
C-10
Q303
C-11
Q304
C-11
Q305
C-12
Q309
D-8
Q310
D-8
Q312
E-8
Q401
E-5
Q402
E-6
Q404
E-6
Q405
E-6
Q406
E-7
Q407
E-7
Q452
F-5
Q602
H-5
Q651
K-3
Q652
K-3
(Page 38)
MDX-M690
31
31
C122
C113
L103
X801
C515
C403
C407
C328
C209
C325
TUX201
FM/AM TUNER UNIT
L701
X701
BZ501
X501
CN601
TH601
CN301
TH102
D401
TH101
Q119
CN401
X503
CN101
C305
C317
C324
C126
C347
C371
L401
X201
CN602
L101
C101
Q113
C109
IC309
CN603
C116
C121
C216
C454
C374
C231
C603
C117
C382
C207
C361
C655
C701
C304
C303
C316
C360
CN304
CN305
C451
L501
R410
D106
D102
Q501
L104
Q650
Q451
R403
R401
R451
R120
D405
D307
D306
D305
D801
C511
Q502
D607
D651
D504
BP701
D803
D501
R454
R411
D652
D301
D806
D805
D802
D105
D502
R209
R409
Q103
R404
L105
Q106
D308
D608
IC701
D611
D508
L102
Q603
D610
D101
D603
IC601
D451
C332
C333
R722
R702
R701
R709
R726
R801
R825
R824
R805
R539
R518
R529
R541
R522
R523
R527
R514
R536
R537
R507
R508
R506
R549
R526
R505
R660
R661
R657
R139
R604
R605
R108
R109
R115
R458
R105
R122
R126
R119
R121
R118
R125
R395
R391
R397
R393
R382
R603
R601
R607
R606
R309
R310
R308
R380
R345
R303
R311
R341
R342
R338
R314
R325
R324
R317
R329
R327
R222
R202
R203
R218
R219
R217
R220
R548
R547
R713
R714
R715
R500
R210
R211
C802
C801
C707
C706
C708
C705
C218
C602
C503
C501
C506
C507
C509
C508
C658
C659
C517
C516
R501
C653
C656
C381
C118
C115
C104
C127
C112
C457
C313
C308
C323
C318
C319
C320
C375
C343
C205
C206
C202
C363
C217
C221
C220
C225
C329
C201
R205
C376
C377
C378
C379
C380
C711
C660 BP601
R727
C712
C57
C58
FB706
D510
MAIN BOARD
(CONDUCTOR SIDE)
CN302
CN201
FM/AM
ANTENNA IN
FRONT
AUDIO OUT
REAR
BUS
AUDIO
IN
L
R
L
R
L
R
3
2
1
SUB OUT (MONO)
(L)
(R)
(CHASSIS)
B
SUB MD
BOARD
J651
(REMOTE IN)
BUS CONTROL
IN
CN601
F101
A
SERVO BOARD
CN101
M601
M
PANEL
OPEN/CLOSE
BLK
WHT
RED
BLU
1-681-372-
11
(11)
SW BOARD
1-681-375-
11
(11)
SW1001
SW1002
WHT
RED
BLK
BLU
1
9
WHT/BLK
GRN/BLK
VIO/BLK
GRY/BLK
LIGHT BLU
BLU/WHT
YEL
WHT
GRN
VIO
GRY
BLU
RED
BLK
2
10
3
11
4
12
5
13
6
14
7
15
8
16
RL+
RL–
GRN/BLK
WHT/BLK
GRY/BLK
VIO/BLK
GRN
WHT
GRY
VIO
FL+
FL–
FR+
FR–
RR+
RR–
ACC
GND
BLK
YEL
RED
BLU
ANT REM
NC
NC
BATT
NC
NC
TO
CN101
ATT
AMP REM
B
A
C
D
E
F
G
H
I
J
K
L
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
SW1001
FRONT PANEL
OPEN/CLOSE DETECT
SW1002
FRONT PANEL DETACH
POSITION DETECT
1
2
6-10. PRINTED WIRING BOARDS – MAIN Section (2/2) –
•
See page 26 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D101
F-14
D102
H-14
D105
E-15
D106
F-14
D301
C-9
D305
C-9
D306
C-8
D307
C-8
D308
C-8
D401
C-14
D405
E-12
D451
F-11
D501
D-14
D502
J-13
D504
J-13
D508
I-12
D510
I-12
D603
H-12
D607
H-12
D608
H-10
D610
C-15
D611
C-15
D651
J-13
D652
K-13
D801
K-5
D802
L-7
D803
L-11
D805
K-6
D806
K-5
IC309
B-9
IC601
H-11
IC701
J-4
Q103
F-15
Q106
G-14
Q113
F-15
Q119
G-15
Q451
F-12
Q501
J-11
Q502
I-2
Q603
H-12
Q650
J-14
(Page 36)
(Page 27)
MDX-M690
32
32
R310
C304
C205
C343
C315
C335
R390
C325
C384
C383
R356
R357
R358
R361
C380
C379
C378
C377
C376
C209
R376
C369
R373
C360
C363
R372
C350
C349
R363
C359
R374
C358
C333
C332
R345
C375
C338
C341
C345
C353
R340
R339
R330
R305
R306
C314
C306
R316
C303
R308
R309
C307
R313
R307
R204
Q201
C207
D202
D203
C208
L201
R202
R203
C206
R201
R222
C231
C202
C201
R221
R360
R364
TUX201
R209
C216
R217
C225
X201
R219
R215
C224
IC202
R216
C220
C221
C217
C219
R218
R220
C228
C226
C229
C230
C227
IC301
IC302
R389
R335
IC305
C364
C365
IC201
R208
C214
C215
D204
R207
R213
D205
C222
R205
Q202
C211
C210
C212
C213
R206
R210
R211
R212
C218
C223
R214
IC310
Q203
CN202
10k
0.012
0.1
0.1
0.1
1
47k
10
16V
0.22
0.22
220
220
220
220
100p
100p
100p
100p
100p
1
50V
47k
100p
0
220 10V
0.01
0
0.022
0.047
100k
1
47k
1
1
1
0
0.01
1
1
0.01
0.0047
10k
10k
10k
0
0
0.1
0.0015
10k
0.012
10k
10k
0.0015
10k
10k
470
2SD1664
47
6.3V
1SS355
MA8051-L
0.1
0
0
0
0.1
10
0
47
16V
0.1
18p
0
6.8k
220
TUX-020
0
47
10V
10
0.1
4.332MHz
1k
470k
0.1
SAA6588T/V2
470
56p
56p
470p
0.001
1.5k
10
330p
0.1
2.2
560p
0.0022
NJM4580V
NJM4580V
0
10k
TDA7406T
0.47
0.0047
BA4558F
100k
10p
0.47
MA153
100
1M
MA8051-L
0.047
10k
2SC2412K
0.1
0.001
0.001
0.001
2.2k
10k
2.2k
2.2k
0.1
470p
100
NJM4580V
KRC102S
2P
1A
2A
3A
4A
5A
6A
7A
9A
10A
11A
12A
13A
14A
1B
2B
3B
4B
5B
6B
BUS-R
BUS-L
BUS-GND
SDA
SCL
FL
FR
RR
RL
L
-C
H
G
N
D
R
-C
H
TRDA
TRCL
DAVN
MPT
S-METER
SAOUT
SACLK
C
1
C
2
C
3
C
1
C
2
C
3
AM_DET
RDS_DET
MPX
SDA
SCL
S_METER
GND
AM_IF
GND
FM_AGC
AM-ANT
FM-ANT
SDA
SCL
EEPROM
SW_SHIFT
B/U 5V
TUNER 5V
GND
VCC
ANT-GND
VCC-8.5V
GND
VCC
VD
D
CREF
ACOUTL
XR_R
AUX_R
PD-
AUX_L
PAUSE
PHONE
TIM
NAVI
AM/MPX2
AM IF
CMPX
MPX1
LEVEL
MPIN
MPOUT
QUAL
DGND
SD
A
SCL
SACLK
SAOUT
OUTSW
OUTRR
OUTRF
OUTLR
OUTLF
MIXINRF
MIXINRR
MIXINLR
MIXINLF
ACINL
SW
IN
ACIN
R
ACO
UTR
SW
ACOUT
CDL
CDR
MD
R
M
DL
XR_L
SM
GND
VCC
GND
VCC
M
RO
M
PTH
SDA
SCL
TCON
OSCI
VSSD
VDDD
DAVN
CIN
VREF
MPX
VSSA
VDDA
AFIN
M
AD
PSW
N
SCOUT
LVIN
(CHASSIS)
FM/AM
ANTENNA IN
(
)
FM/AM TUNER UNIT
OSCO
RDS DECODER
LOW-PASS
FILTER
LOW-PASS
FILTER
INPUT SELECT,
ELECTRICAL VOLUME
BAND-PASS FILTER
BUFFER
SWITCH
DISCHARGE
NOISE DET
BUFFER,
REFERENCE
VOLTAGE
REGULATOR
6-11. SCHEMATIC DIAGRAM – MAIN Section (1/4) –
•
See page 42 for Waveform.
•
See page 43 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
no mark : FM
(
) : MW
〈〈
〉〉
: LW
(Page 33)
(Page 35)
(Page 34)
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