Sony CDX-GT610U / CDX-GT660U / CDX-GT660US Service Manual ▷ View online
21
21
CDX-GT610U/GT660U/GT660US
CDX-GT610U/GT660U/GT660US
4-1. BLOCK DIAGRAM — MAIN SECTION —
SECTION 4
DIAGRAMS
1 ANT
SCL
SDA
SDA
CDMON
CDON
ELECTRONIC VOLUME
IC401
J1
(ANTENNA)
TU1
(TUNER UNIT)
I2C BUS CONTROLLED POWER AMP/
MULTIPLE VOLTAGE REGULATOR
IC300
SYSTEM CONTROL
IC501 (1/2)
CN300
CN410
(REAR)
(FRONT)
(REAR)
(FRONT)
BATT
6 CD-LCH
5 CD-RCH
6
S-METER
7
TU MUTE
16
E2P SCL
17
E2P SDA
39 VSM
5
QUALITY
38 QUALITY
99 CDM ON
98 CDON
93 Z MUTE
98 CDON
93 Z MUTE
11
VDD+5V
4
L-CH
3
R-CH
BU+3.3V
10
VCC
12 TUATT
25 EEP CKO
24 EEP SIO
24 EEP SIO
CD ON
CDM ON
CD L
CD R
4 TU-LCH
3 TU-RCH
CD-RCH
A ATT
TU-RCH
AUDIO+8.3V
AUDIO+8.3V
19
SOUT
18
DATA
5
3
3
OUT FL+
OUT FL–
9
7
7
OUT RL+
OUT RL–
29
27
27
AMP REM
R-CH
ANT REM
37
REG1
35
VP
BATT
20
VP1
6
VP2
REG2
31
33
33
REG3
REG4
34
REG5
28
MUTE
2 SDA
AUDIO+8.3V
BU+5V
SERVO+3.3V
MECHA+6V
MECHA+6V
PANEL+B
4 SCL
SDA
SCL
16 BEEP
22 STB
25 DIAG
25 DIAG
15
13
7
10
12
11
16
1
9
2
4
3
5
6
29
30
30
SCL
SDA
SCL
SA CLK
SA DATA
SA IN
SDA
SCL
SDA
9
86
VOLATT
ATT
33
I2C CKO
34
I2C SIO
87
BUIN
73
TESTIN
12 IN RR
FL+
FL–
RL+
RL–
FR+
FR–
RR+
RR–
AMP-REM
ANT-REM
ACC
TEST
17
CLK
MUTE
Q470
AUDIO OUT
REAR
MUTE CONTROL
SWITCH
Q491,492
60
UNISI
54
UNISO
58
UNISCK
59
BUSON
88
SYSRST
12
B/U-C
11
DATA OUT
10
DATA IN
8
CLK IN
9
BUS IN
13 RST
RESET
3
5
6
6
8
4
2
3
3
1
BATT
CLK 4
DATA I/O
1
BUS ON
2
RST
SYSRST
72
ACCIN
ACCESSORY CHECK
Q702
BATT
BATT
OVER VOLTAGE
CHECK
Q605
BUS INTERFACE
IC601
MUTE
Q430
MUTE
Q426
MUTE CONTROL
SWITCH
Q423
MUTE
Q440
SA IN
SA DATA
44
SA IN
32
SA DATA
SA CLK
45
SA CKO
D491
FU601
R-CH
23
24
24
OUTR2
OUTR1
R-CH
L
R
J451 (2/2)
AUDIO OUT
FRONT
R-CH
25
26
26
OUTF2
OUTF1
R-CH
L
R
SUB
OUT
OUT
21
OUTS2
L
R
BUS
CONTROL IN
D400
D602
DISPLAY
SECTION
A
TH400
CNJ400
7
BATT
TUNER+5V
REG
Q3
15
E2PVDD
13
TU-SCL
14
TU-SDA
BU+5V
BU+3.3V
REG
IC502
11 IN RF
TEL ATT
74
TELATT
TELEPHONE ATTENATION CHECK
Q701
14
ILL
75
ILLUIN
8
DIAG
26
AMPSTB
7
BEEP
BUS
AUDIO
IN
BUS-RCH
L
R
J451 (1/2)
Q471
9 BUS-LCH
7 BUS-RCH
BUS-RCH
CD-RCH
TU-RCH
ZMUTE
91 WAKE UP
WAKE UP
89 EJECT OK SW
17 AUX SW
EJECT OK
27 MC RX
MC RX
28 MC TX
MC TX
Z MUTE
SYS RST
MECHA+6V
BU+3.3V
SERVO+3.3V
BU IN
RXD
TXD
DR+6V
BU+3.3V
A+3.3V
D+3.3V
CDON
CDMON
ZMUTE
WAKE UP
WAKE UP
SYSRST
EJECT OK
EJECT OK
BU IN
MC TX
MC RX
CD
MECHANISM
UNIT
(MG-101U)
(1/2)
6
BUIN
ILLUMINATION CHECK
Q703
30
• Signal Path
• R-CH is omitted due to same as L-CH.
J
: CD PLAY
K
: FM
L
: BUS
f
: MW/LW
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
J
J
K
L
L
K
f
K
(Page 22)
22
22
CDX-GT610U/GT660U/GT660US
CDX-GT610U/GT660U/GT660US
4-2. BLOCK DIAGRAM — DISPLAY SECTION —
RESET
MAIN
SECTION
A
KEY ACKNOWLEDGE
SWITCH
Q501
83
82
41
19
20
18
40
52
76
64
SYSTEM CONTROL
IC501 (2/2)
USB CONTROL
IC803
DC-DC CONVERTER
IC802
SHIFT
CONTROL
SWITCH
Q801
FL900
FLUORESCENT
INDICATOR TUBE
KEYIN0
CLK
CS
FL SO
FL SCK
FL CS
28
27
35
34
26
GRID1
GRID2
GRID3
33
1G
13
RESET
32
Q1
31
Q2
F+
F–
KEYIN1
47 RE-IN0
48 RE-IN1
71 RC IN1
43 RC IN0
KEYACK
AD ON
5 NOSE SW
SIRCS
77 RESET
46 DOOR IND
FL VH+12V
OSCOUT
OSCIN
65
FL12V ON
X500
18.432MHz
11
12
10
3G
D501
39
•
38
2
•
1
2G
DIO
PANEL+B
BU+3.3V
BU+5V
KEY MATRIX
80
79
XOUT
XIN
X501
32.768kHz
10
FSW IN
21
USB OVER
70
DOOR SW
3 2C
22
USB ON
67
DD ON
66
FSW OUT
LSW901,
S201,902–904,906–917
(VOLUME)
PUSH SELECT
RE901
ROTARY
ENCODER
REMOTE CONTROL
SIGNAL RECEIVER
IC971
S102
(NOSE DET)
RESET
IC602
PANEL+3.3V
FL VH+12V
PANEL+3.3V
BATT
PANEL+B
LED952–954,
956–967,
991–994,
LSW901
956–967,
991–994,
LSW901
LED902–904,
906–917,
941–944,
LSW901
906–917,
941–944,
LSW901
IN
V–BUS
OUT
4
EN
5
OC
1
7
6
5
3
2
2
•
3
6
•
7
•
8
FL DRIVE
Q991
FL DRIVE
Q992
LED DRIVE
Q941
LED DRIVE
Q942
FL DRIVE
Q993
7
VH
8
VDD(3.3V)
PANEL+3.3V
REG
IC804
S103
RESET
LED202
Z
LED201
CD
INDICATOR
D982
D998
V-BUS
USB SELECT SWITCH
IC980
Q503
S918
CD
MECHANISM
UNIT
(MG-101U)
(2/2)
D997
FL +12V
REG
IC801
SW
BATT
INV
FB
VIN
EN
RT
D802
7 1C
2 1B
5 2A
6
2B
USB D+
USB D–
1
1A
J370
(REMOTE IN)
DOOR INDICATOR
CONTROL SWITCH
Q589,590
OPEN/
CLOSE
5
4
3
3
2
1
J11
J11
3 AREASEL2
E,CH,IND,MX MODEL
S501
(FREQUENCY SELECT)
10k
BU+3.3V
9k
• Abbreviation
CH : Chinese model
MX : Mexican model
IND : Indian model
(Page 21)
23
23
CDX-GT610U/GT660U/GT660US
CDX-GT610U/GT660U/GT660US
• Waveforms
— MAIN Board —
• NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
For schematic diagrams.
Note:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
•
C
: panel designation.
For printed wiring boards.
Note:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
a
: Through hole.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
•
A
: B+ Line.
•
B
: B– Line.
•
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
) : AM
<
> : CD PLAY
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production
tolerances.
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
tolerances.
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
J
: CD PLAY
F
: FM
f
: AM
L
: BUS
• Abbreviation
CH
: Chinese model
CND : Canadian model
EA
EA
: Saudi Arabia model
IND
: Indian model
MX
: Mexican model
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B)
Pattern face side: Parts on the pattern face side seen from the
(Side B)
pattern face are indicated.
Parts face side:
Parts on the parts face side seen from the
(Side A)
parts face are indicated.
Q
C
These are omitted
E
B
E
These are omitted
C
B
C
These are omitted
B
E
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
0.7 Vp-p
32.768 kHz
1
IC501
i;
(XIN)
0.9 Vp-p
18.432 MHz
2
IC501
is
(OSC IN)
0.2 V/DIV, 20
µ
sec/DIV
0.5 V/DIV, 0.1
µ
sec/DIV
• Abbreviation
CH
: Chinese model
CND : Canadian model
EA
EA
: Saudi Arabia model
IND
: Indian model
MX
: Mexican model
24
24
CDX-GT610U/GT660U/GT660US
CDX-GT610U/GT660U/GT660US
: Uses unleaded solder.
4-3. PRINTED WIRING BOARD — MAIN SECTION —
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
L
R
J1
(ANTENNA)
L
R
-1
-2
-3
-4
AUDIO OUT
REAR
L
R
L
R
-5
-6
1
2
3
AUDIO OUT
FRONT
CN410
(SUB OUT)
BUS
AUDIO IN
CD
MECHANISM
UNIT
(MG-101U)
(1/2)
8
7
3
2
1
6
5
4
1
2
3
2
3
5
4
1
7
X500
(CHASSIS)
(CHASSIS)
S103
RESET
S102
(NOSE DET)
1-872-074-
11
FU601
CN2
C414
C413
C432
C452
C442
C422
R432
R452
R442 R422
Q440
Q420
C423
C443
Q460
Q470
R470
R460
R440
C454
R481
R480
R482
R483
C482
C483
C484
R2
R3
R4
R5
D2
C7
R10
Q3
C3
C9
R12
R13
R6
R7
C8
C301
YEL
+B 14.4V
YEL
+B 14.4V
C323
C324
C304
C305
C307
C320
C462
C313
C315
R702
R703
R704
D705
C902
C901
C704
L301
L302
L303
D606
D605
D602
Q605
R603
R604
R611
D603
D604
R610
R606
R607
R706
D701
D704
D703
R708
R707
Q702
C415
C402
R351
FB408
FB407
FB406
FB405
FB401
FB402
FB403
C412
R402
R401
C419
C418
R711
R712
Q703
IC601
C601
R543
IC602
R522
R531
R532
R534
R601
R602
R536
C516
C515
C506
R370
R546
R529
R530
R528
R547
D502
R541
R526
R538
R550
R525
C507
C508
R540
C509
R516
R548
R549
R545
R302
C319
C318
R301
R509
R510
C504
R519
R520
D501
C502
IC502
C325
D491
R491
Q501
R523
R524
L1
L500
L4
R553
C14
D903
R500
JC501
JC503
JC491
JC490
JC302
JC300 JC301
JC3
JC600
JC998
JC350
C519
R527
R533
R420
R471
R539
R521
C513
Q701
C410
JC999
C705
C523
SUB BOARD CN202
C114
C110
C108
C103
D103
C104
D101
R555
R556
R558
R537
JC304
R411
C411
R461
R559
JC32
D114
D115
R418
Q589
Q590
JC305
Q430
R416
Q492
Q491
D400
R563
C472
R433
R450
R454
R453
R513
C470
JC524
R562
R503
R504
R505
R455
IC401
Q471
R474
R571
C327
C328
R419
R417
R554
R484
R557
R570
IC501
FMB3
FMB4
JC511
JC512
R572
C998
R600
C465
C466
R514
R517
R515
R518
D118
IC802
IC801
C809
C810
C811
C812
C814
C816
C819
R801
R802
R803
R804
R805
R806
R808
FB801
R809
FB802
FB803
FB804
Q801
R810
R811
D802
D801
JC504
JC518
JC519
JC508
D119
JC53
D120
JC602
JC400
JC806
R701
R501
R371
C512
C511
C510
IC804
IC803
JC494
JC492
C447
C446
R431
R421
R441
JC522
JC804
R512
C817
R812
D104
D105
D106
D107
D108
D109
D110
JC603
JC523
R709
D102
R551
JC514
JC515
JC516
C821
JC510
C602
R605
R830
C830
R573
C417
C109
JC493
D471
R535
R424
R425
JC429
Q424
R423
C312
Q426
Q423
GT660U/GT660US
GT66OU/GT660US
CND,EA
MODEL
MODEL
C360
C4
C361
R574
C362
R813
C309
JC997
JC495
FB404
C303
C471
C2
C5
C310
C308
C306
D308
D305
D310
D302
D301
D304
D303
D607
C701
L300
CNJ400
J370
(REMOTE IN)
CNJ400
(BUS CONTROL IN)
CN300
TH400
C401
C405
C703
X500
X501
S103
TU1
(TUNER UNIT)
CN350
R710
D309
D311
D312
C480
C481
S102
R705
J451
D307
D306
C487
C461
C485
C505
IC300
JW1
JW2
JW3
JW5
JW6
JW7
JW8
JW
9
JW
10
JW
11
JW
12
JW
13
JW17
JW
21
JW22
JW
23
JW
24
JW25
JW26
JW27
JW28
JW29
JW30
JW31
JW32
JW
44
JW
45
C600
JW52
JW
55
JW
56
JW
57
JW58
JW59
JW60
JW61
JW65
JW66
JW67
JW68
JW69
JW72
JW73
JW80
JW81
JW82
JW83
JW84
JW
85
JW
86
JW
87
JW88
JW
89
JW90
JW
92
JW
94
JW
95
JW
96
JW
97
JW
98
JW
99
JW
103
JW
104
JW
105
JW
109
JW110
JW111
JW112
JW
113
JW
114
JW115
JW
117
JW118
JW
124
JW
127
JW
128
JW
131
JW
132
JW
129
L802
L803
C803
C805
C802
JW
134
JW
135
JW
136
JW
137
JW
138
JW
139
JW
140
JW
141
JW
143
JW
150
JW
154
JW
153
JW152
JW
74
CN802
JW64
JW62
JW63
JW
38
JW34
JW
35
JW
36
JW
33
JW
39
JW40
JW41
JW
37
C363
C364
C431
C441
C421
JW
148
JW
101
JW
133
JW
108
JW78
JW79
JW
102
JW
107
JW
76
JW50
JW49
JW46
JW47
JW
119
JW
120
JW121
JW
122
JW
123
C806
JW
156
JW
14
JW
15
JW
16
JW18
JW19
JW
157
JW43
JW160
C804
JW51
JW20
JW
147
C702
C501
C403
C316
C503
C314
C491
C317
L101
JW
130
JW
100
JW151
JW
54
JW
77
JW
75
L801
JW
155
CN410
C801
C822
C429
C430
JW
53
JW
4
D702
R508
R560
R507
GT610U
GT610U
E,CH,IND,
MX MODEL
MX MODEL
S501
9K
10K
(FREQUENCY SELECT)
E,CH,IND,
MX MODEL
MX MODEL
(Page 28)
D2
F-2
D101
I-2
D102
I-2
D103
J-3
D104
J-3
D105
J-3
D106
J-3
D107
J-3
D108
J-2
D109
J-2
D110
I-2
D114
J-2
D115
J-2
D118
I-3
D119
I-4
D120
J-4
D301
D-8
D302
D-8
D303
D-9
D304
C-9
D305
D-6
D306
C-6
D307
C-6
D308
D-6
D309
D-7
D310
D-6
D311
D-7
D312
D-7
D400
H-8
D471
B-3
D491
E-5
D501
I-6
D502
I-6
D602
F-10
D603
F-10
D604
F-10
D605
B-10
D606
C-10
D607
C-10
D701
C-8
• Semiconductor Location
Ref. No.
Location
Ref. No.
Location
D702
G-10
D703
D-8
D704
F-9
D705
G-9
D801
I-10
D802
I-6
D903
C-9
IC300
B-5
IC401
E-3
IC501
H-6
IC502
E-6
IC601
H-10
IC602
I-8
IC801
I-7
IC802
I-10
IC803
J-5
IC804
I-4
Q3
F-2
Q420
C-4
Q423
F-7
Q424
E-6
Q426
E-6
Q430
C-3
Q440
C-3
Q460
C-4
Q470
C-4
Q471
B-2
Q491
E-5
Q492
E-5
Q501
I-6
Q589
I-2
Q590
I-2
Q605
F-10
Q701
D-8
Q702
G-10
Q703
G-9
Q801
I-10
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