JVC CHX1500 - CD Changer Administrator Guide

SCHEMATIC DIAGRAMS
CD CHANGER
No.49776
Jan. 2003
COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD.
CH-X1500
CH-X1500
Area Suffix
J
E
U
Northern America
Continental Europe
Other Areas
CD-ROM No.SML200301
Contents
Block diagram
Standard schematic diagrams
Printed circuit boards
2-1
2-2
2-6,7

!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.
Safety precaution
!Please use enough caution not to see the beam directly or touch it in case of an
adjustment or operation check.

CH-X1500
2-1
1
2
3
4
5
ABC DEFGH
Block diagram

CH-X1500
2-2
CH-X1500
1
2
3
4
5
ABC DEFGH
L ch SIGNAL
IC501
Q901
Q902
D911
R912
C508
Q911
D913
Q921
R502
D921 R925
R924
S502
Q941
Q942
IC502
Q943
Q944
R942
R534
R524
Q971
R971
Q981
R982
R535
R540
R501
C510
C509
R531
R530
L501
R520
R521
C151
R522
R523
C251
C161
C261
R151
R251
R153
R253
R155
R255
R162
R262
R503
C254
C154
R525
R519
S501
TH501
C152
C252
R532
R252
R152
R254
R154
R533
C157
D914
R550
C512
R546
CN902
R548
R972
IC503
IC151
C153
X501
C901
R528
C902
R901
R902 R903
C253
C912
R911
C913 C914 D912
Q922
R921
R926
R923
F901
CN501
C951
R941
R943 C941 C942 D941
C945
C943 C944
CN904 CN903
R511
C504 C503
R951
R171
C171
R954
Q972
R539 R536 R537
R973
D981 C983 R981 C982
D951
R538
C506
C505
R512
R517
C501 C502
R527
R508 R510 R509 R507 R506
C915
R504 R505
R261 R161
R157
R257
R158 R258
C156 C256
C155C255
Q161Q261
R263 R163
D161
R529
R518
C507 R515 R514
R516
R513
Q501
R526
VR601
R256
C906 C907
R156
C163 C262 C162
R542
R544 R545
L541
R551
R159R259
C984
R549
C511
L542
C908
R541
C541
IC541
UPD784217AGC191
2SA1037AK/R/
KRC102S
DSK10C
2.2
0.1
2SD1994A/RS/
MA152WA
2SC2412K/R/
47K
MA152WK
22K
6.8K
VSH1173-001
2SB941A/QP/
2SD1994A/RS/
BD4833FVE
KRA102S
KRC102S
470
47K
10K
2SA1037AK/R/
22K
2SD1994/RS/
220
47K
10K
-
0.1
0.1
6.8K
6.8K
47u
4.7K
4.7K
10/16
4.7K
4.7K
10/16
10/16
10/16
4.7K
4.7K
2.2K
2.2K
3.9K
3.9K
470
470
-
470P
470P
10K
8.2K
QSW0643-001Z
NAD0022-103X
10/16
10/16
6.8K
4.7K
4.7K
2.2K
2.2K
68k
0.1
1SS355
10K
0.01
330K
QNZ0095-001
22K
2.2K
BR24C01AFV
NJM4565V
1000P
QAX0617-001Z
2200/16
3.9K
0.01
10K
3.9K 2.2K
1000P
100/16
4.7K
100/10
0.01
UDZS6.2B
2SA1037AK/R/
27K
22K
180K
ICP-N70
QGA2501F1-03
0.01
10
3.3K
10/16
0.01
UDZS9.1B
0.01
47/16
0.01
QGF1009F2-10 QGF1013F1-10X
820
27P 8P
1.2K
470 0.01
2.7K
2SC2412/R/
100k 100k 100k
100K
UDZS9.1B 47/16 220 0.01
UDZS5.1B
100k
47/6.3
0.01
2.2K
10K
220/10 0.01
3.9K
47k 47K - 47K -
0.01
- 47K
22K 22K
10K 10K
10K 10K
47/6.3 47/6.3
470P470P
2SD1048/6-7/2SD1048/6-7/
6.8K 6.8K
MA152WA
39k
47K
100/6.3
47K 100K
1K
10K
2SC2412K
3.9K
QVY0002-R14
3.9K
100P 100P
3.9K
100P 100P 100P
22K
22K 330K 1.8u
100K
--
0.1
330
0.1
1.8u
100P
100K
0.01
HD74HCT126T
CD8V
CDR
P.DET
SENSOR
VDD
POSCON
BUSI/O
BUSSI
CDRW
BUSSO
BUSSCK
POSMO+
POSMO-
BUS0
TRAYMO+
BUS1
SHOCK
5V
MP3REQ
5V
POSCON
TRAYIN
TRAYOUT
REST
PDN
CSN
CCLK
CDTI
T.RUN
BUS2
DVR
BUS3
CDR+
CDL+
CDL
CSN
CDTI
CDR
CDL
IOP
CDR+
CDL+
CCLK
MP3DI
MP3DO
MP3CK
MP3RST
MP3STB DSPRST
CCE
BUCK
BUS0
BUCK
CCE
DSPRST
BUS1
BUS2
BUS3
PDN
TRAYMO-
TRAYMO+
POSMO-
POSMO+
TRAYIN
TRAYOUT
REST
SI/SO BUSSI
TRAYMO-
MUTE
BUSINT
SCK
SENSOR
T.RUN
BUSSCK
SI/SO
BUSI/O
SCK
BUSINT MP3REQ IOP
VDD
BUSSO
SHOCK
CDRW MUTE
MP3DI MP3CK MP3DO
MP3STB MP3RST
P.DET
Standard schematic diagrams
Main section (1)

CH-X1500
2-3
1
2
3
4
5
ABC DEFGH
L ch SIGNAL
IC681
IC621
IC651
C681
Q601
R615
S604
S603
S602
R693
IC121
C122
C121
R647
R646
R639
R601
R602
R603
R604
R201
C603 R608
C610
R610R611
R612R614
R613C611
C605
R102
C631
C632
C636
R637
C637
C630
C627
C626
C625
R629 C629 C628
C623
R626
R625
R624
R628
C614
C647
L622
L623
R101
C102
C646
R121
R122
R221
R222
C123
R123
C675
C645
R645
C613
R677
C667
C666
C663
C656
R674
R675
C664
C665
C668
R651
C658
C657
C662
C669
L653
R681
R682
R683
R684
Q681
C682
CN603
CN604
IC601
Q682
C674
IC691
X621
C640 C641
R638
R694
R691 R692
C648
R616
CN601
C601 C602
R605 R606
R607
C604 C609
C608 R609
C606
R630 R631
C691
R103
C633 C635 C634
R635 R636
C638 C639
C624
R627
R621 R622 R623
C622
C621
R640 R641 R642 R643 R644
C649 C650
C642 C643 C644
L621
C201C101
IC652
R685
IC653
D681
C124
C676
C607
CN602
C651 C652
L651
C653
L652
C654
R654
C661
C655
C659 C660
C671 C672 C673
C612
C684 C683
BD7961FM
TC94A14FA
TC94A20F-011
10/10
2SB1132/QR/
150
VSH1173-001
VSH1173-001
VSH1173-001
220
AK4381VT 47/6.3
0.1
470
470
33
82k
82k
330k
330k
-
100/6.3
820
5P
10010k
2k15k
1k68P
0.0068
-
470P
470P
0.047
1M
0.047
0.033
0.01
0.0027
0.01
10k 0.033 0.1
47P
470k
47k
5.6k
1.5M
0.01
0.01
47u
47u
-
47/6.3
47/6.3
390
390
390
390
100P
0
47/6.3
0.1
470
0.01
1M
0.01
100P
0.1
0.1
330
330
0.027
0.33
47/6.3
100k
0.1
0.1
0.1
0.01
47u
4.3k
82k
0
47k
2SB1184/QR/
10/10
QGF1013F1-15X
QGF1012F1-26X
TA2157FN
2SB1132/QR/
47/6.3
HD74HCT126T
QAX0413-001Z
10P 10P
47
330
1k 1k
0.1
10k
QGF1009F2-26
47/6.3 0.01
22 22
82k
0.01 0.1
0.1 56k
47/6.3
100 100
0.1
0
0.047 0.047 0.047
100 100
100P
47/6.3
0.015
15k
220 220 220
47/6.3
0.01
4.7k 4.7k 4.7k 4.7k 10k
47/6.3 0.01
0.01 47/6.3 100P
47u
100P100P
NJU7241F33
-
NJU7241F25
DSK10C
470p
0.01
10/6.3
QGA2501F1-02
47/6.3 0.01
47u
47/6.3
47u
0.1
220
0.01
0.01
0.1 100P
47/6.3 0.1 100P
0.01
100/10 0.1
MP3STB
CD8V
VE
5V
CDL+
MD
CDRW
LD
DVR
SEL
TEB
RFGC
TE
RFDC
RFRP
MP3CK
FE
RF
BUS0
DMO
FMO
BUS3
BUS2
BUS1
BUCK
TRO
CCE
DSPRST
FOO
TRAYMO-
TRAYMO+
POSMO-
POSMO+
POS+
POS-
SPINDLE+
SPINDLE-
FEED-
FEED+ TRACKING-
TRACKING+
FOCUS+
FOCUS-
TRAY-
TRAY+
GND
MP3RST
MP3DO
CDL
CDR+
CDR
TRAYOUT
REST
TRAYIN
LD
MD
VB
VF
VA
FOCUS-
FOCUS+
TRACKING+
TRACKING-
TRAY-
TRAY+
SPINDLE-
SPINDLE+
FEED-
FEED+
POS+
POS-
CCLK
CDTI
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
DSPRST
SHOCK
CDRW
POSCON
POSMO-
POSMO+
TRAYMO-
TRAYMO+
TRAYIN
TRAYOUT
REST
IOP
MP3REQ
MP3DI
PDN
CSN
CDR
CDL
IOP
VB
VA
VF
VE
FE
RFRP
MP3DO
BCK
RFGC
BCK
LRCK
RF
SEL TEB RFDC
TE
FOO TRO FMO DMO
DATA
LRCK DATA
MP3REQ POSCON CD8V MP3DI
CDTI CCLK CSN PDN
BCK LRCK
SHOCK
Main sction (2)

CH-X1500
2-4
CH-X1500
1
2
3
4
5
ABC DEFGH
Printed circuit baords
C101
C102
C122
C151
C152
C154
C155
C156
C157
C161
C201
C251
C252
C254
C255
C256
C261
C501
C505
C506
C507
C509
C541
C601
C602
C603 C606
C608
C609
C610
C611
C614
C622
C623
C624
C625
C626
C628
C629
C630
C639
C640
C641
C643
C646
C649
C651
C652
C653
C654
C655
C656
C662
C664 C665
C667
C668
C671
C674
C675
C682
C684
C901
C912
C913
C941
C943
C983
CN501
CN601
CN602
CN904
D161
D681
D911
D951
IC121
IC151
IC501
IC502
IC503
IC541
IC601
IC621
IC651
IC652IC653
IC691
L501
L621
L622
L623
L651 L652 L653
Q161
Q261
Q601
Q682
Q901Q902
Q911
Q941
Q942
Q943
Q944
Q981
R101
R153
R154
R155
R157
R158
R162
R163
R201
R253 R254 R255
R257
R258
R262
R263
R501
R502
R503
R505
R507
R508
R509
R510
R513
R518
R519
R525
R534
R535
R536
R537
R538
R541
R542 R544
L542
R548
R549
R550
R551
R601 R602 R603 R604
R609
R610
R611
R612
R613
R621 R622 R623
R624
R625
R626
R627
R628
R637
R639
R644
R651
R674
R903
R941
R942 R943
R951
R954
R981
S501
S502
TH501
X501
X621
R646
IC681
R645
R647
C511
C124
C9511
C952
CN901
CN902
D902
F901
L902
C951
CN903
C171
R171
CN603
CN604
S602
S604
S603
B501
B502
B504
B503
B505 B506
C102
C121
C122
C123
C151
C152
C153
C156
C161
C162 C163
C251
C252
C253
C256
C261
C262
C501
C502
C503
C504
C506
C507
C508
C510
C601
C603
C604
C605
C606
C607
C612
C613
C621
C622
C627
C631 C632 C633
C634 C635
C636
C637
C638
C639
C642
C643
C644
C645
C646
C647
C648
C649
C650
C651
C653 C657
C658
C659
C660
C661C663
C666
C668
C669
C671
C672
C673
C674
C675
C681
C683
C684
C901
C902
C984
C906
C907
C912
C913
C914
C915
C941
C942 C943
C944
C945
C982
C983
CN501
CN601
CN602
CN904
D681
D911
D912
D913
D914
D921
D941
D981
Q501
Q681
Q911
Q921 Q922
Q941
Q942
Q971
Q972
Q981
R121 R122
R123
R151 R152 R156
R159
R161
R221
R222
R251 R252 R256
R259
R261
R504 R506
R511
R512
R514
R515
R516 R517
R520 R521 R522 R523
R524
R526
R527 R528 R529
R530
R531 R532 R533 R539
R540
L541
R545
R546
R605
R606
R607 R608
R614
R615
R616
R629
R630
R631
R635
R636
R638
R640 R641
R642
R643
R654
R675
R677
R681 R682 R683 R684
R685
R691
R692
R693
R694
R901 R902
R911
R912
R921
R923
R924
R925
R926
R971
R972
R973
R982
S501
S502
X501
X621
C691
R102
R103
C908
C512
L121
C676
C952
CN901
CN902
D902
F901
L902
S602
S604
S603
Main board (forward side)
Traverse mechanism board (forward side)
Connect board (forward side)
Sensor board (reverse side)
Connect board (reverse side)
Traverse mechanism board (reverse side)
Main board (reverse side)

< MEMO >

CH-X1500
VICTOR COMPANY OF JAPAN, LIMITED
AV & MULTIMEDIA COMPANY 10-1,1Chome,Ohwatari-machi,Maebashi-city,371-8543,Japan
(No.49776SCH)
Printed in Japan
200301