Sony CDX-GT410U / CDX-GT414U Service Manual ▷ View online
17
17
CDX-GT410U/GT414U
CDX-GT410U/GT414U
4-1. BLOCK DIAGRAM — MAIN SECTION —
SECTION 4
DIAGRAMS
J901
AUX
AUX R-CH
1 ANT
SCL
SDA
SDA
CDMON
CDON
9 AUX-LCH
ELECTRONIC VOLUME
IC401
J1
(ANTENNA)
TU1
(TUNER UNIT)
I2C BUS CONTROLLED POWER AMP/
MULTIPLE VOLTAGE REGULATOR
IC300
SYSTEM CONTROL
IC501 (1/2)
CN300
7 AUX-RCH
BATT
6 CD-LCH
5 CD-RCH
6
S-METER
7
TU MUTE
16
E2P SCL
17
E2P SDA
39 VSM
5
QUALITY
9
RDS OUT
38 QUALITY
8
MUTE CON
53 TU ATTIN
56 DAVN
BU+3.3V
26 RDS ON
95 CDMON
94 CDON
61 Z MUTE
94 CDON
61 Z MUTE
11
VDD+5V
4
L-CH
3
R-CH
BU+3.3V
10
VCC
12 TUATT
13 NSMASK
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
R-CH(REAR)
TU-RCH
AUDIO+8.3V
AUDIO+8.3V
24
OUT-RR
R-CH(FRONT)
26
OUT-FR
5
3
3
OUT FL+
OUT FL–
9
7
7
OUT RL+
OUT RL–
29
27
27
AMP REM
R-CH
ANT REM
BATT
30
37
37
AUDIO+B
35
VP
BU+B
31
33
33
SERVO3.3V
MECHA6V
34
PANEL+B
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
SDA
SCL
SDA
9
VOLATT
100
ATT
33
I2C SCK
34
I2C SIO
96
BUIN
97
TESTIN
12 IN FL
FL+
FL–
RL+
RL–
FR+
FR–
RR+
RR–
AMP-REM
ANT-REM
ACC
TEST
11 IN RL
23
OUT-RL
25
OUT-FL
MUTE
Q432
AUDIO OUT
REAR/SUB
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
99
ACCIN
ACCESSORY CHECK
Q702
BATT
BATT
BATTERY
CHECK
Q605
BUS INTERFACE
IC601
MUTE
Q470
MUTE
Q401
MUTE CONTROL
SWITCH
Q411,412
MUTE
Q440
D491
F901
R-CH
21
22
22
SUBOUT-L
SUBOUT-R
R-CH
L
R
J652 (2/2)
BUS
CONTROL IN
D353
D602
DISPLAY
SECTION
A
TH400
CNJ400
7
BATT
TUNER+5V
REG
Q3
NOISE MASK
SWITCH
Q1
RDS+3.3V
SWITCH
Q50
RDS MODULATOR
IC50
15
E2PVDD
13
TU-SCL
14
TU-SDA
BU+5V
BU+3.3V
REG
IC681
TEL ATT
98
TELATT
TELEPHONE ATTENATION
CHECK
Q701
5
DIAG
8
AMPSTB
7
BEEP
BUS
AUDIO
IN
BUS-RCH
L
R
J652 (1/2)
2 BUS-LCH
1 BUS-RCH
BUS-RCH
CD-RCH
AUX-RCH
TU-RCH
ZMUTE
93 WAKE UP
WAKE UP
27 MC RX
MC RX
28 MC TX
MC TX
Z MUTE
SYS RST
MECHA+6V
BU+3.3V
SERVO+3.3V
B/U CHECK
RXD
TXD
DR+6V
BU+3.3V
A+3.3V
D+3.3V
CDON
CDMON
ZMUTE
WAKE UP
WAKE UP
SYSRST
B/U CHECK
MC TX
MC RX
CD
MECHANISM
UNIT
(MG-101U)
(1/2)
6
11
SCL
15
INTN
16 MPX
XTO
XTI
12
SDA
SCL
SDA
1
VDDA
7
VDDD
10
9
X50
8.664MHz
B/U CHECK
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD PLAY
: FM
: AUX
: MW/LW
(Page 18)
18
18
CDX-GT410U/GT414U
CDX-GT410U/GT414U
4-2. BLOCK DIAGRAM — DISPLAY SECTION —
RESET
MAIN
SECTION
A
KEY ACKNOWLEDGE
SWITCH
Q664
83
82
41
19
20
18
40
52
48
64
SYSTEM CONTROL
IC501 (2/2)
USB CONTROL
IC804
DC-DC CONVERTER
IC803
SHIFT
CONTROL
SWITCH
Q805
FL901
FLUORESCENT
INDICATOR TUBE
KEYIN0
CLK
CS
FL SO
FL SCK
FL CS
20
19
16
GRID1
GRID2
GRID3
41
1G
15
RESET
40
Q1
39
Q2
F+
F–
5
VDD(+3.3V)
KEYIN1
31 RE-IN0
32 RE-IN1
KEYACK
AD ON
62 NOSESW
SIRCS
77 RESET
FL VH+12V
OSCOUT
OSCIN
89
FL ON
X501
18.432MHz
12
14
10
3G
D503
17
•
18
6
•
42
1
•
2
44
•
45
2G
DIO
PANEL+B
BU+3.3V
KEY MATRIX
80
79
XOUT
XIN
X502
32.768kHz
10
FSW IN
91
USB OVER
92
USB ON
90
DD ON
75
FSW OUT
LSW901,902
S901–904,906–915
(VOLUME)
PUSH SELECT
RE901
ROTARY
ENCODER
REMOTE CONTROL
SIGNAL RECEIVER
IC971
RESET
IC602
PANEL+B
BATT
PANEL+B
LED841–847,
850–857,
861–864,
LSW901,902
850–857,
861–864,
LSW901,902
LED941–947,
950–957,
961–963,
LSW901,902
950–957,
961–963,
LSW901,902
IN
OUT
USB D–
USB D+
USB D+
4
/EN
5
/OC
1
7
6
5
3
2
2
•
3
6
•
7
•
8
FL DRIVE
Q883
FL DRIVE
Q882
LED DRIVE
Q991
LED DRIVE
Q992
FL DRIVE
Q881
PANEL+B
9
VH
VDD+3.3V
REG
IC972
FL+3V
REG
IC802
S103
RESET
D804
FL +12V
REG
IC801
SW
BATT
INV
FB
VIN
EN
RT
D801
1
CN902
CN902
CD
MECHANISM
UNIT
(MG-101U)
(2/2)
2
3
4
3
4
(Page 17)
19
19
CDX-GT410U/GT414U
CDX-GT410U/GT414U
• 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
(
) : MW/LW
<
> : 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
: MW/LW
L
: AUX
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.
1.1 Vp-p
8.664 MHz
3
IC50
9
(XTI)
0.8 Vp-p
32.768 kHz
1
IC501
i;
(XOUT)
1 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
0.5 V/DIV, 0.1
µ
sec/DIV
20
20
CDX-GT410U/GT414U
CDX-GT410U/GT414U
: 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
J652
-1
-2
-3
-4
AUDIO OUT
REAR/SUB
BUS
AUDIO IN
CN2
CN101
CD
MECHANISM
UNIT
(MG-101U)
BATT
1
3
1
4
8
7
3
2
1
6
5
4
3
4
4
2
1
1
1
5
1
7
1
5
X501
S103
RESET
1-872-031-
11
R552
JC38
C890
D153
C951
C820
C704
C705
R673
D503
JC905
IC802
R8
R9
R672
C302
R553
JC912
IC401
D802
R815
R814
R813
D801
R816
R818
R890
C812
R819
R820
Q805
C814
C808
IC804
R891
JC810
C807
C445
R812
R811
C805
R810
IC681
C804
R809
C802
R529
C810
Q3
R351
R570
JC907
L402
L411
JC909
JC910
JC927
JC924
R903
JC923
JC922
JC929
R612
R615
R912
C317
JC931
JC930
JC928
C7
R917
D105
C329
D107
D106
JC21
D111
D112
JC921
R152
D109
R606
D108
R607
D113
JC926
JC939
C509
JC940
R920
R817
JC943
C703
C313
R923
C315
R925
R924
R709
D703
R701
D704
R703
R704
R702
Q701
D702
R706
Q702
R708
R707
D605
D606
D603
D602
R611
L409
R616
JC22
C601
R601
R602
C402
R402
R401
L410
C418
C419
L406
L401
C307
IC602
C305
C309
L403
C417
IC601
C415
L405
JC19
R901
R902
JC906
JC941
C301
C325
C516
C330
C304
JC933
C515
JC36
R537
R551
R573
R523
R534
R557
R544
R556
R559
R520
JC811
JC934
IC801
C702
JC938
JC935
R511
JC33
JC32
R555
R568
C507
C508
C320
R910
C504
R521
R522
C513
C501
C512
C514
R504
R505
R502
R503
C502
R671
R565
R567
R561
L4
R517
Q664
JC16
C510
R519
D502
R674
R563
C519
R564
R636
JC18
JC24
D353
R600
D901
JC23
JC903
C312
JC920
JC904
R61
C681
Q420
Q440
C412
C682
D604
D2
Q605
R531
Q491
Q492
R604
R491
JC902
D491
R603
R2
R3
R4
R5
R10
C3
C6
L1
R12
R13
R6
R7
C8
JC5
D110
CN352
R151
R154
R155
JC932
R153
L151
L901
L902
JC17
R533
R532
L407
JC901
JC936
JC913
JC914
R509
JC942
R919
R918
JC12
C816
R558
JC28
C361
C362
C413
C414
R357
R358
R355
R356
R420
R440
R460
R470
R452
R430
R485
C484
R451
R431
JC4
JC30
JC29
C443
C426
C423
Q432
Q452
C454
C318
R301
JC8
JC14
JC31
R450
R449
C432
C452
R448
R447
R442
R421
R471
R461
Q460
Q470
C434
R462
R472
C463
C462
C472
C473
JC9
C444
C424
R540
R510
R526
JC1
R951
R952
C319
R961
R302
C157
D102
D101
D104
D103
C905
C891
C892
C921
C924
JC911
R150
R354
JC11
L501
R913
IC501
R802
R803
R591
L804
L805
R592
R593
Q401
Q402
JC401
Q411
Q412
R411
R493
R916
R915
R914
R403
R404
D152
D151
(CHASSIS)
R926
R927
R536
R595
R596
R597
R598
R599
R156
R157
R158
D156
JC10
R800
C706
C707
D706
D707
JC705
C158
C159
R58
L50
R57
Q50
C57
C56
C55
C54
IC50
R54
C52
R53
R52
C53
C50
C51
R55
C58
C953
R15
L2
L3
R60
C493
C494
Q1
R1
TU1
(TUNER UNIT)
JW
1
JW
2
JW
22
JW23
JW24
JW
28
JW34
JW35
JW
38
JW42
JW43
JW44
JW45
JW46
JW
49
JW50
YEL
JW51
JW52
JW53
JW
56
JW
57
JW
58
JW
59
JW
60
JW
61
JW
66
JW
68
JW74
JW75
JW76
JW77
JW79
JW
95
JW96
JW97
JW98
JW99
JW101
JW102
JW103
JW105
JW
106
JW26
JW25
JW33
JW32
JW31
JW36
JW
29
JW
81
JW
80
JW19
JW20
JW21
JW
12
JW
11
JW
10
JW
9
JW
109
JW
108
JW100
JW110
JW
17
JW
16
JW
15
JW
14
JW
13
JW8
JW
92
JW91
JW
89
JW
86
JW
83
JW
62
JW
64
JW
63
JW
65
JW
69
JW84
JW
67
JW48
JW47
JW27
JW3
JW4
JW
30
JW70
JW71
JW72
JW73
JW78
JW
82
JW
85
JW
87
JW
88
JW
90
JW
104
JW
111
JW113
JW114
JW115
JW116
JW119
JW120
JW121
JW122
JW123
JW
124
JW
125
JW
126
JW
127
JW
128
JW
129
JW130
JW131
JW132
JW
133
JW134
JW135
JW
136
JW137
JW
138
D607
S103
C803
D304
D303
D308
C623
D307
C622
C683
D311
D312
L818
D310
C316
C314
X50
R705
D301
C809
IC803
D302
C403
C401
C701
YEL
C308
C306
C405
C409
C806
C811
X501
CN350
D309
D306
D305
TH400
X502
L300
L802
L803
C61
C491
CN300
C2
C5
C153
C152
C151
C818
CN370
C364
C363
C365
C366
C486
C485
C431
C451
C461
C471
C441
C421
C303
C801
JW
18
JW54
JW55
JW
118
D804
JW139
C624
C625
C626
C815
JW
107
JW5
JW117
JW112
JW
94
JW
93
CNJ400
CNJ400
(BUS CONTROL IN)
IC300
C406
C407
JW
140
JW
41
JW
40
JW
39
C819
C600
JW
7
C1
F901
R710
CN351
(Page 24)
D2
E-2
D101
I-4
D102
I-4
D103
I-4
D104
I-4
D105
J-7
D106
I-4
D107
I-4
D108
I-3
D109
I-2
D110
I-4
D111
I-4
D112
I-4
D113
H-3
D151
I-2
D152
I-2
D153
I-3
D156
I-2
D301
C-8
D302
D-8
D303
C-9
D304
D-9
D305
C-6
D306
C-6
D307
C-6
D308
C-6
D309
C-6
D310
C-6
D311
C-7
D312
C-7
D353
H-8
D491
E-5
D502
H-7
D503
I-6
D602
D-10
D603
D-10
D604
E-10
D605
D-9
D606
D-9
D607
D-9
D702
C-8
• Semiconductor Location
Ref. No.
Location
Ref. No.
Location
D703
C-9
D704
C-8
D706
C-9
D707
D-8
D801
F-10
D802
F-9
D804
H-9
D901
B-10
IC50
G-2
IC300
B-6
IC401
D-3
IC501
G-6
IC601
E-10
IC602
G-7
IC681
D-6
IC801
I-10
IC802
H-10
IC803
G-10
IC804
H-9
Q1
E-2
Q3
F-2
Q50
H-2
Q401
F-4
Q402
E-4
Q411
E-5
Q412
E-4
Q420
B-4
Q432
B-3
Q440
B-4
Q452
C-3
Q460
C-4
Q470
C-4
Q491
E-5
Q492
E-5
Q605
D-10
Q664
I-6
Q701
C-8
Q702
C-8
Q805
G-11
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