JVC KDG-309 Service manual
SERVICE MANUAL
CD RECEIVER
MA07220045
KD-G309
Area suffix
UR ---------------------------- Brazil
200
CD-CH
KD-G309
TABLE OF CONTENTS
1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
2 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
5 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
COPYRIGHT © 2004 Victor Company of Japan, Limited
No.MA072
2004/5
SECTION 1
PRECAUTION
Please refer to "KD-AR300 No.MA036" about this section.
SECTION 2
SPECIFIC SERVICE INSTRUCTIONS
Please refer to "KD-AR300 No.MA036" about this section.
SECTION 3
DISASSEMBLY
Please refer to "KD-AR300 No.MA036" about this section.
SECTION 4
ADJUSTMENT
Please refer to "KD-AR300 No.MA036" about this section.
1-2 (No.MA072)
5.1 16 PIN CORD DIAGRAM
BK
8
RD
7
NC
6
BL/WH
5
WH
4
GN
3
VI
2
GY
1 9
B1
A1
A2
B3
A3
B4
A4
YL
NC
NC
NC
WH/BK
GN/BK
VI/BK
GY/BK
RR+
10 VI/BK
RR-
FR-
FL+
FL-
16
15
14
13
12
11
10
2 VI
9 GY/BK
RL+
RL-
SECTION 5
TROUBLESHOOTING
BK
RD
BL
WH White
1 GYB2 FR+
4 WH
12 WH/BK
3 GN
11 GN/BK
8 BK
Black
Red
Blue
7 RD
16 YL
5 BL/WH
GN
Green
VI Violet
GY
YL
MEMORY
REMOTE B3
GND
Gray
Yellow
ACC
B4
A2
A4
B1
B2
B3
B4
RR
FR
FL
RL
VI
GY
WH
GN
Rear Right
Front Right
Front Left
Rear Left
VI/BK
GY/BK
WH/BK
GN/BK
A1
A2
A3
A4
REMOTE
ACC
MEMORY
GND
B1
NC
NC
B2
BL/WH
B3
RD
B4
Remote out
ACC Line
Memory Backup Battery+
Ground
NC
YL
NC
BK
A1
A2
A3
A4
(No.MA072)1-3
Victor Company of Japan, Limited
AV & MULTIMEDIA COMPANY CAR ELECTRONICS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan
(No.MA072)
Printed in Japan
WPC
SCHEMATIC DIAGRAMS
CD RECEIVER
KD-G309
CD-ROM No.SML200405
Area suffix
UR ---------------------------- Brazil
Contents
Block diagram
Standard schematic diagrams
Printed circuit boards
CD-CH
200
KD-G309
2-1
2-2
2-5 to 7
COPYRIGHT 2004 VICTOR COMPANY OF JAPAN, LTD.
No.MA072SCH
2004/5
Safety precaution
!
!
Burrs formed during molding may be left over on some parts of the chassis. Therefore,
pay attention to such burrs in the case of preforming repair of this system.
Please use enough caution not to see the beam directly or touch it in case of an
adjustment or operation check.
Block diagram
POSITION SET
SWITCH
LOAD&FEED
MOTOR
SPINDLE
MOTOR
SW1, SW2
PICK UP
IC681
REMOCON
LCD1
PSW
FEED+
FEED-
SPINDLE+
SPINDLE-
SW1, SW2
VF1,VF2
VT1,VT2
LD,MD
TRACKING+
TRACKINGFOCUS+
FOCUS-
REMOCON
CN501
S601 to S618
KEY MATRIX
KEY0
KEY1
KEY2
SW1,SW2,PSW
SPINDLE+
SPINDLEFEED+
FEEDTRACKING+
TRACKINGFOCUS+
FOCUS-
VF1,VF2,
VT1,VT2,
MD,LD
ENC1
ENC2
CJ601
LM0
LM1
IC501
CD
DRIVER
KEY0
KEY1
KEY2
LCDCL
LCDDA
LCDCE
REMOCON
ENC1
ENC2
CN701
DMO,FMO
TRO,FOO
RFGC,RF
RFRP,RFDC
TEB,SEL
TE,FE
IC521
RF AMP
IC541
DSP
BCK
LRCK
AOUT
BCK
AOUT
BCK
LRCK
AOUT
BUS0 to BUS3
BUCK,CCE
RST
CDRW
DAC-CDTI
DAC-CCLK
DAC-CSN
DAC-PDN
IC481
DAC
IC401
MP3/WMA LSI
& INT.SRAM
J1
ANT
IC31
PLL
PLLCE
PLLDA
PLLCL
PLLDI
MP3STBY
MP3CLK
MP3DOUT
MP3RESET
MP3REQ
MP3DIN
FM/AM OSC
FM VT
AM VT
IC701
CPU
TU1
FM/AM
TUNER
SD/ST
MONO
SM,IFC-CONT
FM/AM
SEEK/STOP
AOUTLAOUTL+
AOUTRAOUTR+
SI,SO,I/O
INT,SCK
SI
L-CH
R-CH
VOLDA
VOLCL
IC581
CD L.P.F.
IC801
JVC BUS
IC161
E.VOLUME
CD.L
CD.R
CH.SCK
OUTLF
OUTLR
OUTRF
OUTRR
IC901
REGULATOR
EACH BLOCK
CH.L
CH.R
REAR L
REAR R
CN901
BATTERY
CD CHANGER
CONTROL
J801
J321
LINE OUT
IC301
POWER
AMP.
FRONT LEFT (+)
FRONT LEFT (-)
FRONT RIGHT (+)
FRONT RIGHT (-)
REAR LEFT (+)
REAR LEFT (-)
REAR RIGHT (+)
REAR RIGHT (-)
SPK
COM1
COM2
COM3
S1 to S52
IC601
LCD
DRIVER
JS686
ENCODER
LCDCL
LCDDA
LCDCE
2-1
Standard schematic diagrams
Main amplifier section
J1
QNB0100-002
C36
7p
X31
QAX0616-001Z
IC31
TB2118F-X
C35
10p
R37
2.2k
PLLCE
R36
2.2k
PLLDA
R35
2.2k
PLLCL
R34
2.2k
PLLDI
10k
R33
R32
6.2k
C34
0.047
9V
CD.R
CD.L
PSW
SW1
SW2
LM0
LM1
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
(SHEET 2)
To CJ601
(SHEET 3)
RST
CD8V
MP3REQ
MP3RESET
MP3STBY
MP3DIN
MP3DOUT
MP3CLK
DAC-CDTI
DAC-CCLK
DAC-CSN
DAC-PDN
CDRW
SW5V
CDON
DETACH
10V
ACC5V
REMOCON
ENC1
ENC2
LCDCL
LCDDA
LCDCE
KEY0
KEY1
KEY2
CN701
VMC0334-001
J801
QNZ0095-001
D701
0.047
C357
D702
D703
D704
CH.R
A-GND
CH.L
D705
C8
D706
C802
0.01
47/6.3
C33
QAU0312-001
D707
D708
C37
10p
47K
R802
L1
4.7u
C48
0.047
UN2211-X
D709
TU1
1SS355-X
D1
0.001
10/16
C40
C46
C47
470
C32
47p
Q31
D712
R805
100k
R804
22k
R803
100
C38
0.047
C41
R43
C718
D2
R38
0.01
C42
0.01
0.01
10
0.1
1SS355-X
100
0.047
C43
R44
220
C50
100p
C716
0.01
C6
0
R39
39k
10k
0.0027
R40
R41
C44
0.01
C49
R42
0.001
100/10
C31
R911
1K
UN2211-X
0.1
0.1
C717
R806
IC801
HD74HC126FP-X
C39
1000P
C45
Q902
22/16
C1
FM/AM
R910
C2
4.7k
SD/ST
R31
UN2111-X
10k
0.047
R7
10
10k
Q901
D713
220/10
C4
2SB624/4/-X
Q6
Q7
UN2211-X
Q10
IFC-CONT
R904
C801
0.047
0.01
C3
5.6K
R810
100
D243
R248
RB160M-30-X
220
D244
R161
220k
2.2k
C81
1/50
C91
1/50
47
22/16
R9
C7
R5
47k
Q5
2SB709A/R/-X
D5
D4
1SS355-X
1SS355-X
R6
47k
R4
3.3k
R10
R808
SI
330
UN2211-X
R809
22k
R801
47k
10k
SO
R807
100K
SCK
SI
SO
I/O
INT
SCK
1SS355-X
D51
SEEK/STOP
47k
R811
R51
R52
27K
0
CDON
R2
47k
330P
C51
SM
C772
C706
VOLDA
VOLCL
BUCK
CCE
RST
BUS0
BUS1
BUS2
BUS3
CDRW
Q1
2SD601A/QR/-X
R1
12
MONO
R720
R719
R709
0.1
0.047
R776
R775
R774
R773
R760
R759
R716
R715
R717
R714
R713
R712
R711
R710
R708
R777
R778
0.1/50
C94
C5
0.015
IC701
UPD784217AGC238
1.2k
0
47k
VDD
47k
47k
47k
47k
47k
47k
470
470
470
10K
470
470
470
470
3.3k
47k
VPP
47k
R707
R706
R704
47k
R705
47k
C84
0.015
C83
C93
0.015
0.015
10k
R763
47k
47k
0.047
C770
R758
R81
R91
2.2k
3.9K
0.0022
R92
C92
47k
DIMIN
PLLDI
PLLCL
PLLDA
TELMUTE
1k
10k
VSS
R721
R722
SW2
R755
R703
R702
0
0
10M
PSW
LM0
LM1
X1
C705
C704
4.7u
0.047
QAX0617-001Z QAX0401-001
X701
PLLCE
R754
8P
TU.L
3.9K
R82
FM/AM
820
C703
0.0022
C82
IFC-CONT
27p
C702
SEEK/STOP
10k
R723
R701
X702
27p
47k
C701
CH.L
CD.L
CD.R
TU.R
CH.R
10k
R725
MP3REQ
MP3RESET
SW1
INT
22p
MP3STBY
MP3DOUT
47k
R753
C173
C172
C171
C161
C162
C163
MP3DIN
MONO
10k
R726
47k
R752
1/50
1/50
1/50
1/50
1/50
1/50
MP3CLK
R751
REMOCON
C708
0.047
SD/ST
10k
R728
10k
DAC-PDN
DAC-CDTI
R750
ENC1
RESET
DAC-CCLK
R729
47k
R734
R735
R736
4.7k
4.7k
4.7k
TD
R741
R772
R743
R744
R745
R746
10k
1SS355-X
R756
47k
D710
100/1047/16
DAC-CSN
R771
47k
0
10k
C709
0.1
R172
22k
C174
0.0082
C164
0.0082
C192C191
R162
22k
2.2k
LCDCE
2.2k
LCDCL
2.2k
LCDDA
R737
I/O
R738
SCK
R739
SO
R740
SI
RD
10k
10k
10k
KEY2
10k
KEY1
10k
KEY0
ENC2
4.7k
R747
R748
4.7k
R749
4.7k
0
R765
47k
R767
47k
R766
IC702
IC-PST3433U-X
C710
47/6.3
C175
0.22
C166
0.22
C165
0.22
0.1
LEVEL
C707
SM
2.2k
R173
R163
2.2k
C176
220k
R171
C177
0.033
0.22
C167
0.033
DIMIN
TELMUTE
R757
2.2k
UDZS5.1B-X
1SS355-X
L701
4.7u
C711
220/6.3
C713
0.1
C771
0.047
C712
0.01
C244
0.22/50
D240
1SS355-X
D241
C178
0.0056
C168
0.0056
R247
C194
0.082
UN2211-X
47K
Q891
D242
C243
0.047
R245
1SS355-X
47
1k
R246
100/10
C242
22/16
Q241
2SD601A/QR/-X
C193
D892
1SS355-X
C891
0.1
C179
C180
R181
R182
C170
C169
R244
12k
R242
22k
R891R892
1k47k
R243
180k
C241
1/50
R241
47k
4.7/25
4.7/25
IC161
TEA6320T-X
4.7/25
4.7/25
UN2111-X
Q781
D781
1SS355-X
D891
1SS355-X
270
270
C781
AN80T07
R881
47k
IC901
C909
220/10
D782
47/6.3
C881
R784
1SS355-X
C783
220/10
C908
Q881
UN2211-X
0.082
22/16
C907
R174
R164
47k
Q782
220/10
47k
47k
47k
R782
10K
R783
UN2211-X
C906
R882
4.7k
R175
R165
Q784
D902
1SS355-X
0.01
LEVEL
VOLDA
47k
47k
VOLCL
UN2111-X
D784
47/16
C905
C784
UDZS11B-X
100/16
C919
10/16
C913
47/16
C910
10/16
C904
0.1
C911
OUTLF
OUTLR
Q976
UN2211-X
10/16
OUTRR
OUTRF
0.1
R979
C915
51k
100/16
C851
10/16
0
R978
47k
R980
C914
R852
D851
RB160M-30-X
RB160M-30-X
Q977
2SB709A/QR/-X
C903
C912
0.01
0
R851
10k
D852
22/16
R977
12k
R976
C852
0.01
IC301
LA47515
27k
C312
R312
0.47
R311
0.47
27k
C311
390p
390p
C307
C316
1/50
C313
C314
4.7/25
390p
390p
R301
C301
27k
0.47
C303
C304
R302
0.47
27k
C302
R342
820
R352
820
R351
D351
1SS355-X
2.2k
R341
2.2k
D341
1SS355-X
D321
1SS355-X
R321
2.2k
R331
D331
2.2k
1SS355-X
R322
820
R332
820
1k
C902
R903 R902
2.2/50
0.047
C341
4.7k 9.1k
27k
R901
Q341
2SD1781K/QR/-X
Q321
2SD1781K/QR/-X
0.047
C321
Q351
2SD1781K/QR/-X
Q331
2SD1781K/QR/-X
100
100
R323
R333
J321
QNN0519-001
100
R343
100
R353
D971
RB160M-30-X
C355
C320
0.022
100/16
L901
QQR0703-001
CN901
QNZ0611-001
C317
47/16
RB160M-30-X
RB160M-30-X
RB160M-30-X
RB160M-30-X
RB160M-30-X
RB160M-30-X
RB160M-30-X
RB160M-30-X
D901
1N5401-TU-15
C901
3300/16
RB160M-30-X
0.1
C971
D972
QMFZ047-150-T
C315
2.2/50
C322
0.1
C323
0.1
C324
0.1
C325
0.1
100p
100p
100p
100p
100p
100p
100p
100p
R972
R971
2.2k
C961
C962
C963
C964
C965
C966
C967
C968
D991
D992
D993
D994
D995
D996
D997
D998
C319
C318
22/16
2.2k
FL-
RL-
RR-
FR-
C308
1/50
0.022
RR-
RR+
RL+
FR-
FL+
FL-
RL-
FR+
FL+
RL+
RR+
FR+
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
SHEET 1
2-2
CD servo section
GND
FEEDVF2
FEED+
VCC
GND
VT2
SW1
VT1
SW2
VF1
PSW
VR
SPINDLELD
SPINDLE+
FOCUSVREF
FOCUS+
MD
TRACKING+
TRACKING-
CN501
QGB2027M4-22S
FEED-
VF2
FEED+
VCC
VT2
SW1
VT1
SW2
VF1
PSW
SPINDLE-
LD
SPINDLE+
FOCUS-
VREF
FOCUS+
MD
TRACKING+
TRACKING-
LM1
C513
20K
6.8K
R507
82k
82k
330k
330k
C532
68p
IC521
TA2157FN-X
100/10
C523
R508
3K
R511
R512
LM0
R533
1k
R532 R531
2k 10k
1.5k
1.5k
IC501
LA6242H-X
12K
R509
R513
C534
5p
8.2K
C504
0.047
R510
0.01
1.5K
C514
FEED+
SPINDLE+
FEED-
RFGC
R535
100
0.1
LD
C524
0.01
2SB1241/QR/-T
R539
VR
150
VREF
C521
C533
0.01
VF1
VF2
VT2
VT1
VCC
0.01
R523
R524
R525
R526
R534
15k
C522
0.01
R505
R506
8.2K
C505
SPINDLE-
RF
C530C531
MD
Q521
RF
0.047
R517
5.1k
0.01
R518
8.2k
C506
0.047
C507
0.047
C502
0.01
C529
TRACKING-
FOCUS-
FOCUS+
TRACKING+
100/10
FE
RFRP
0.1
56k
R530
R529
82k
SEL
TEB
C525
100/10
R527
22
R528
22
C528
0.01
R536
RFDC
C501
0.01
C510
47/10
Q501
C509
0.01
Q541
UN2111-X
UN2211-X
C580
C589
C599
C590
2SB1132/QR/-W
Q502
330
R516
C600
0.01
L543
47u
Q542
DMO
FOO
AOUTR-
AOUTR+
AOUTL+
AOUTL-
15k
FMO
TRO
2SB1322/RS/-T
0
0
R514
R515
R504
R502
8.2k
R503
4.7k
R501
33k
C503
100/10
VREF
R537
CDRW
0
C527
0.0068
820
TE
10K
R557
47/16
C512
4.7/25
4.7/25
4.7/25
4.7/25
10K
R556
10K
R555
10K
R554
R581
R582
R592
R591
BUS0
BUS1
BUS2
BUS3
CDON
L541
8.2k
8.2k
8.2k
8.2k
C541
100/10
BUCK
CCE
C581
3300P
C591
3300P
R584
180
8.2k
R583
8.2k
R593
180
R594
47u
C568
0.1
C570
47/10
C571
0.01
C773
0.1
R558
10k
C542
0.01
100/10
C566
1/50
C543
0.01
C565
C583
270P
R553
C593
270P
1M
1k
1k
R598
R588
1k
0.1
47/6.3
C584
C585
FMO
DMO
0.01
C562
100
100
R551
R552
47u
L544
C545
0.01
R587
C561
1k
100/10
R597
C560
C544
100/10
0.1
47/6.3
C594
C595
FOO
TRO
C559
C558
C557
0.01
C556
R548
R547
R546
100
100
R549
R550
R595
R596
R559
1.5M
R541
5.6k
R586
R585
0.047
0.047
470P
470P
0
0
0
IC541
TC94A14FA
C552
C547
0.015
6.8k
180
C582
270P
IC581
NJM4565M-WE
180
C592
270P
6.8k
R542
C551
0.047
C554
0.033
C553
47k 0.047
C546
C597
0.01
SEL
TEB
RFGC
TE
RFDC
FE
RFRP
C572
100/10
RF
47P
C550
C549
C548
0.033
C596
100/10
0.047
C555
R545
10k
0.01
0.0027
0.01
R544
10K
R543
470k
CD.R
CD.L
CD.R
A-GND
CD.L
PSW
SW1
SW2
LM0
LM1
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
RST
(SHEET 1)
MP3REQ
MP3RESET
MP3STBY
MP3DIN
MP3DOUT
MP3CLK
DAC-CDTI
DAC-CCLK
DAC-CSN
DAC-PDN
CDRW
SW5V
VDD5V
CDON
C463
Q401
2SB624/4/-X
C411
C412
C418
100/6.3
UN2211-X
100/10
0.01
0.01
C420
8P
C419
7P
0.1
C464
R415
R416
Q402
L404
47u
C416
100/10
R402
100
R401
10k
X401
QAX0413-001Z
R424C413
0.1
C414
2200P
IC461
NJU7772F15-X
C461
0.1
100/6.3
47K
2.2K
R405
2.2M
220
0.1
C415
C406
0.01
C462
C405
1/50
R461
100
100
R462
0.01
0.01
C421
C408
C422
100/10
L402
47u
L401
47u
R433
R404
10k
C403
0.01
C407
100/10
IC401
TC94A34FG-002
10K
0.01
C404
R423
100
47
R406
R451
22k
47k4.7k
R452R456
R453
2.2k
R455
2.2k
R457
2.2k
R458 R454
4.7k 4.7k
C440 C430
0.01
UN2211-X
4.7K
4.7K
4.7K
R413
R414
R412
R408
R409
R407
Q440
R440
4.7K
MP3CLK
MP3REQ
MP3DOUT
MP3RESET
Q430
2SD601A/QR/-X
R430
4.7K
R432
6.8K
MP3DIN
C431
100P
R431
10K
AOUTL+
AOUTL-
C483
0.1
AOUTR+
AOUTR-
0.1
C482
IC481
AK4385VT-X
47/16
C481
MP3STBY
0.01
2.2K
2.2K
2.2K
Q543
UN2111-X
R481
180
D481
UDZS5.1B-X
DAC-CDTI
DAC-CCLK
DAC-CSN
DAC-PDN
SHEET 2
2-3
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