JVC DK1US Schematic
SCHEMATIC DIAGRAMS
COMPACT COMPONENT SYSTEM
MX-DK1US,MX-DK1UW,MX-DK1UG
MX-DK1UN,MX-DK3US,MX-DK3UW
MX-DK3UG,MX-DK3UN,MX-DK15UN
CD-ROM No.SML200606
CA-MXDK1SP-MXDK1F SP-MXDK1F
CA-MXDK15SP-MXDK15F SP-MXDK15F
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
Contents
Block diagrams
Standard schematic diagrams
Printed circuit boards
COPYRIGHT 2006 Victor Company of Japan, Limited.
CA-MXDK3 SP-MXDK3FSP-MXDK3F SP-MXDK3W
2-1
2-2
2-11 to 14
No.MB515SCH
2006/6
In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the
parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the " "
mark nearby are critical for safety.
Block diagram
DVD traverse
mechanism
DVD traverse
mechanism
REC/PB
ERACE
HEAD
PB HEAD
MIC1
INPUT
MIC2
INPUT
HEADPHONE
DVD servo control section
A, B, C, D, E, F, RF+, LPC1, LPC2
CN101
FM+/WOUT
VOUT
UOUT
COM
CN201
TRVSW
MOTOR
DRVER
LD(CD)
LD(DVD)
F+/T+/-
IC201
FG, SPDRV, TRSDRV
FODRV, TRDRV
DRVMUTE, SPMUTE
Q101 to Q104
LASER
DRIVER
LPCO1
LPCO2
CDLDCUR
DVDLDCUR
IC301
DAC1OUT to DAC5OUT
UCS, SCS, UCLK
U2SDT, S2UDT, CPURST, TX
A5V REG.
BCK, LRCK, AOUT0, DCLK, DDATA
DAC0CS, DACCK, DACPDON
LRMUTE
MA0 to 11, BA0, BA1
MDQ0 to 15, DQM0 , DQM1
NCSM, NRAS, NCAS, NWE, MCK
EXADT0 to 15, EXADR16 to 20
EXDT0 to 15, NEXCE
NEXOE, NEXWE, CPURST
DV3.2
Head amplifier section
Q200 to Q204
HEAD SWITCH
CN200
CN220
VR300
REC/PLAY
FREQUENCY
RESPONSE Adj.
RECOUT(L)
RECOUT(R)
BIN(L)
BIN(R)
AIN(L)
AIN(R)
E
L300
BIAS OSC
IC200
MECHA
MICON
Q300,Q301
BIAS
OSC/CONT.
Cassette Mecha section
END SW
F-REC SW
ALPKEY
ENDSW1
ENDSW2
MOTOR
MTR+
SOLENOID
SOL1, SOL2
Mic, Headphone & USER Control Keys section
Used for MX-DK3
J961
J962 J980
HPDET
HP_L, HP_R
S9101
EJECT SW
IC960
Q9601,Q9602
MIC AMP. & ALC
FW981
FW981
IC950
Q9530 to Q9532
COMPANDER,
LPF & ECHO MIX.
FL Display section
KEY1
S9102
STANDBY SW
ECHO1
ECHO2
ECHOCTR
REMIN
IC902
REMOCON
STANDBY LED
A5V
IC705
SDA
SCL
WP
IC510
EEPROM
X301
27MHz
PBL, PBR
RECL, RECR
RECH, RMUTE
PBMUTE
D9201
S.BOOSTER
LED
LEDSTBY
D9000
A6V
CN120
STLED
D1.2V
IC302
D1.2V REG.
RECB
Q120,Q121
SOL1
SOLENOID
Q150,Q151
SOL2
SOLENOID
Q110,Q111
MTR+
S9201 to S9211
S9301 to S9307
ILLUMI
D9200
ILLUMI.LED
IC901
FL DRIVER
FL900
FL DISPLAY
3.1V
IC305
D2V
3.1V REG.
IC701
AUDIO DAC
IC505
SDRAM
IC509
FLASH ROM
DVD loading section
TRAY SWITCH
LOADING MOTOR
ALPKEY
ENDSW1
ENDSW2
SOL1
DRIVE A
SOL2
DRIVE B
MOTOR
MOTOR
DRIVE
KEY MATRIX
KEY2
KEY3
VOL+/-
JS940
VOLUME
DI-DT, DI-CK
DI-CS, ILLUMI
-DISP
S1 to S16
G1 to G12
F+/-
DVDPON
FAOUTL
FAOUTR
D4V
CN701
CN712
CN1
CN100
CN920
FW980
CN900 FW900
FAN
UNIT
UR
FLASH
AC IN
System control & Audio/Video section
CN301
SCS, S2UDT, CPURST, DVDPON
FAL
FAR
CN302
LRMUTE
UCS
SCLK
U2SDT
IC473,Q4730
IC300
LEVEL
SHIFT
FL
FR
UCS
SCLK
U2SDT
DVD MUTE
IC305
LM+/-
CN300
LOADING
MOTOR
DRIVER
Q3100,Q3101
OPEN
CLOSE
OPENDET
CLOSEDET
RESET, INH
RESET
CN330
FAN12V
Q3300
FAN CTRL
FAN CTRL
FAN STATUS
IC350
SYSTEM
MICON
Used for MX-DK3
CN308
AVCI, AVCO, RESET, CLOCK
PBMUTE, RECB, RMUTE, RECH
SOL1, SOL2, MOTOR, ALPKEY
CN303
ENDSW1, ENDSW2
VOL+/-, KEY2, KEY3
HPDET, STLED
CN307 CN306
ECHOCTR, ECHO1, ECHO2
ILLUMI
DI-DT, DI-CK, DI-CS
KEY1, REMIN, LEDSTBY
Regulator section
5.6V MICON
IC170
5.6V MICON
REG.
S4L
MONITOR 9V
IC160
MONITOR
9V REG.
SLC12V
IC180
SLC12V
REG.
Q1221 to Q1223
VOLTAGE
CONTROL
Primary section
CN250 CN103
TRANSFORMER
F+/-
-34V
Q2010
-34V REG.
T1
S1500
VOLTAGE
SELECTOR
D2010 to D2013
DIODE BRIDGE
D2100 to D2103
DIODE BRIDGE
D2200 to D2203
DIODE BRIDGE
VDATA1, VCLK
PBL, PBR
MICMUTE
RECL
RECR
IC190
REG.
S4H
S4L
VH+/-
VL+/-
IC470
E.VOLUME
LSELO
RSELO
IC410
Q4080,Q4081
MIC MUTE
MICIN
D5V
SAFETY
FANSPD
CN312,CN313,CN314
9V
9V
S4H
S4L
CN119
IC325
D5V REG.
FW160,FW170
S4H
S4L
CN160
CN110
S4H
S4L
FW100
VH+/VL+/-
S4L
Used for
MX-DK3
FANSPD
Q1030 to Q1034
LVR IN
RVRIN
HARCTRL
CN140
HP MUTE
IC119
MAIN
AMP.
Used for
LVR IN
MX-DK1
RVRIN
MX-DK15
Used for MX-DK3
IC400,IC430,IC450
Q4000,Q4001
HARMONIC
LEVDET
HPMUTE
RELAY, PRT
12V FAN
IC195,Q1295
FAN REG.
HPL, HPR
Amp section
HP_MUTE
LEVDET, SWFB
SW_IN, MAINL_IN, MAINR_IN
RY120
RELAY
Q1050 to Q1053
Q1120, Q1140
PROTECTOR
Q1090 to Q1093
STAND-BY
CONTROL
COUT, YOUT
CROUT, CBOUT
Y/GOUT
VMUTE
TUCE, TUDI
TUCK, TUDO
Q5500 to Q5502
Q5400 to Q5402
AHB CONTROL
SWFB
BASS1
Used for MX-DK3
BASS2
Q5850,Q5852
BASS2
SUBWOOFER
LPF INPUT AMP.
SMUTE
POUT
Q1070
RELAY
CTRL
RY110
PRT
POUT
RELAY
Used for
MX-DK3
Q5851
Q5853
BASS1
IC580
SW_IN
RELAY
IC700
VIDEO
DRIVER
IC560
AHB
MAINL_IN
MAINR_IN
IC600
Q6000,Q6111
MUTE
CN311CN309
CN120CN130
FW150
CN210
SW
SPDIF(TX)
C
Y
CV
TUL
TUR
AUXL
AUXR
LOUT
ROUT
SURL
SURR
SW
J3300 CN335
OPTICAL OUT
J7500
VIDEO OUT
(S-VIDEO
/COMPOSITE)
TUNER
UNIT
J6700
AUX
INPUT
MAIN
SPEAKER
SURROUND
SPEAKER
J210J220J100
SUB WOOFER
SPEAKER
2-1
Standard schematic diagrams
Primary section
FW170
QUM154-14DGZ4
6800/25
C1221
C1222
C1225
MTZJ5.6C-T2
0.01/50
R1227
R1226
680
D1222
2A02-M
!
Q1221
KTA1046/Y/
4.7K
680
c1226
R1225
R1224
D1221
220P/50
2.7K
Q1223
KTC3199/GL/-T
R1223
Q1222
KTC3199/GL/-T
1K1K1K
R1222
R1221
IC160
KIA7809API
C1260
!
10/50
6800/16
C1261
M9V
220/16
D1260
9V
M5.6V
MTZJ11B-T2
S4L
SLC12V
FAN_SPD
12V_FAN
FW160
QUM156-14DGZ4
IC170
KIA7805API
C1270
10/50
KIA7809API
C1290
10/50
IC190
!
C1291
CN150
QGB2510K1-08
10/50
D1290
MTZJ11B-T2
KIA7805API
C1295
Q1295
KRC102M-T
10/50
IC195
!
D1295
D1296
R1295
MTZJ2.0B-T2
D1298
MTZJ4.3B-T2
1K
C1296
10/50
!
1K
R1271
C1271
D1271
10/50
D1270
MTZJ6.8C-T2
C1280
KIA7812API
10/50
IC180
!
D1280
C1281
10/50
MTZJ15B-T2
CN103
QGD2504C1-03Z
-34V
FL1
FL2
R2013
100K
D2020
MTZJ6.8B-T2
Q2011
KTC3203/0Y/-T
C2015
10/50
CN160
QGB2510K1-12
C2019
0.022/50
S/L_GND
R2012
S/R_GND
22K
CTR_GND
S/W_GND
C2013
P_GND
C2017
!
KTA1046/Y/
0.01/16
Q2010
S4H
D2018
S4L
CTS4
MTZJ33C-T2
C2012
R2011
C2101
0.1/100
!
F101
D2010
1N5402M-20
0.01/250
!
!
D2012
1N5402M-20
!
F103
C2202
0.01/100
F104
!
T1
S500
QSW0812-001
!
!
F102
C2019
0.01/50
R2017 R2018
47
!
!!
47
F003
!
F001
CN250
QGA7901F2-02
!
Parts are safety assurance parts.
D2100
1N5402M-20
D2103
C2200
0.01/100
1N5402M-20
C2103
0.01/250
D2203
1N5402M-20
D2011
1N5402M-20
D2200
1N5402M-20
!
D2013
1N5402M-20
!
1N5402M-20
CN119
QGA3901F1-08
VH_-
VH_+
VL-
VL+
S4L
CTS4
S4H
GND
R2014
C2018
0.33
0.1/500.1/50
D2015
1N4003S-T5
D2016
1N4003S-T5
7.5K
C2011
22/50
47/100V
D2017
C2010
100/63V
1N4003S-T5
R2010
!
4.7
C2100
C2200
D2202
0.1/2500.1/100
!
D2101
1N5402M-20
D2102
1N5402M-20
C2020
D2201
1N5402M-20
When replacing those parts make
VL+
VL-
C2014
47/50V
sure to use the specified one.
2-2
Amplifier section
J220
QNN0420-001
0.001/50
R2500 C2504
4.1 0.1uF
C2503
B2010
Q1070
KTC3199/GL/-T
IC119
STK412-490
!
J210
QNB0285-001
D1070
CN210
QGD2503F1-06
C1060
R1060
C1061
R1061
C1062
C1063
FW150
QUM156-16DGZ4
0.001/50
0.001/50
10
10
B1060
L1060
B1061
L1061
RY120
QSK0127-001
C1064R1062
0.1uF4.7
C1067
C1066
0.1uF
R1063
4.1
C1065
C2502
C2501
L2010
RY110
QSK0127-001
D1071
R1070
2.2K
J100
QNB0181-001
Q1052
10/50
C1050
100K
R1051
KTA1023/OY/-T
Q1093
!
6.8K
R1102
L1120
KTC3199/GL/-T
47K
R1129
!
0.22
R1104
10
R1120
MTZJ15B-T2
D1101
6.8K
6.8K
R1103
D1103
MTZJ36B-T2
2K
R1143
R1144
2K
R1142
C1141
R1125
!
0.39
100K
C1123
R1126
0.047/50
NI
1010
Q1140
D1140
C1122
0.047/50
R1147
5.6K
C1120
4.7P
C1124
R1121
220P
56K
!
R1140
0.22
C1140
4.7P
R1141
47K
KTC3199/GL/-T
56K
!
L1140
0.39
10
R1145
!
R1146
10
C1142
0.047/50
100K
R1149
C1143
0.047/50
1K
R1148
C1161
C1160
47/63
33K
R1160
!
!
R1161
*
R1162
*
D1100
MTZJ15B-T2
6.8K
R1100
R1101
D1102
MTZJ36B-T2
C1052
10/50
R1055
10K
Q1053
KTC1027/OY/-T
Q1051
KTC3199/GL/-T
D1050
KTA1023/OY/-T
100K
R1054
10K
R1050
Q1050
R1053
10K
R1052
100K
C1051
47/16
2K
R1123
R1124
2K
R1122
1K
C1121
NI
Q1120
D1120
5.6K
R1128
R1127
!
0.22
R1180
C1144
220P
47/63
!
R1181
56K
C1180
C1184
4.7P220P
0.39
R1185
L1180
10
C1162
47/63
!
R1186
10
R1163
C1182
1.2K
0.047/50
C1183
0.047/50
100K
R1189
KTC1027/OY/-T
2K
R1182
C1181
NI
R1184
1K
Q1180
KTC3199/GL/-T
47K
R1188
D1180
5.6K
R1187
KTA1023/OY/-T
Q1091
!
R1096
47
2K
R1183
C1190
1/50
R1092
R1091
!
R1095
47
R1094
10K
10K
Q1092
R1093
10K
C1092
KTC3200/GL/-T
10K
R1090
100K
D1090
KTA1268/GL/-T
C1091
Q1090
0.1
0.1
R1097
2.2K
C1081
10/35
C1083
10/35
56k 56k
R1083 R1081
56k
R1084
C1085
10/35
R1085
1k
C1090
100/10
C1080
470P
R1080
1k
R1082
1k
C1082
470P
C1084
470P
CN120
QJK2510J1-07
82K
82K
R1031
R1030
2200/35
15K
R1011
100K
C1011
D1105D1106
2A02-M2A02-M
100K
R1010
C1010
2200/35
100K
C1002
R1002
4700/50
100K
C1001
R1001
4700/50
CTS4
S4L
S4H
CT
VL-
VL+
FW100
VH-
QJK015-083324
B1000
B1001
EP200
B1003
B1002
12V
CN110
QGB2510J1-12
R1040
R1041
2.7K
D1040
15K
R1043
R1042
2.7K
D1041
R1044
2.7K
15K
R1045
D1042
B1004
Q1030
KRA111M-T
82K
R1032
B1005
!
!
R1037
R1038
470
470
Q1031
R1033
2SC3576-JVC-T
4.7K
Q1032
R1034
2SC3576-JVC-T
4.7K
Q1033
R1035
2SC3576-JVC-T
4.7K
R1036
Q1034
2SC3576-JVC-T
4.7K
MAINR_IN
MAINL_IN
H/P_MUTE
QGD2504C1-03Z
SW_IN
IP_GND
POUT
SW_FB
LEV_DET
QJK2510J1-08
CN130
DC
PRT
RELAY
IMP
CN140
HP_R
HP_L
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
2-3
FL display, User key, Mic input section
FW900
QUM153-11DGZ4
F+
F-
-VDISP
CN900
QGF1205F2-09
R9198
CN920
QGF1205F2-19
ILLUMI
VCC5V
LEDSTBY
REMIN
DI-CS
DI-CK
DI-DT
220
ILLUMI
VOL+
VOL-
VCC5V
DGND
KEY2
KEY3
HP-DET
ECHO_CTRL
ECHO2
ECHO3
9V
MIC-IN
S9101
QSW1121-001Z
QSW1121-001Z
R9199
IC970
C9401
KIA4558F-X
Q9530
C9508
3300P
10K
R9502
C9502
QQR0621-001Z
4.7/50
C9097
C9094
4.7/50
R9531
6.8K
KTC3875/YG/-X
10K
C9506
0.01
C9505
0.082
C9504
0.082
0.1
C9503
0.1
C9095
0.033
G3
G2
G1
S16
S15
S14
S13
S12
S11
S10
C9636
C9635
390P
C9637
470P
C9638
NI
R9637
56K
NI
R9638
R9532
20K
Q9532
KTC3875/YG/-X
Q9531
C9898
FW980
QUM153-16DGZ4
C9601
0.22/50
R9602
100K
R9601
K9898
0.001
1K
C9633
C9802
NQR0505-001X
R9604
0.047
Q9601
KTC3875/YG/-X
C9801
0.001
100K
R9636
IC960
KIA4558F-X
120K
C9634
0.1/50
R9540
1K
K9800
NQR0007-002X
K9801
NQR0007-002X
K9802
NQR0007-002X
0.001
390P
R9635
100K
C9602
0.1/50
R9613
R9614
4.7K
680P
C9604
C9603
VR961
QVQ0320-B54
C9804
100K
150P
C9605
R9606
47K
R9605
2.2K
R9603
0.1
R9800
1K
C9806
0.001
0.001
0.001
C9805
C9607
3.3/50
100K
10K
R9612
R9608
820
R9609
Q9602
KTC3875/YG/-X
10K
R9607
D9602
R9600
R9610
220
1K
100K
C9606
33/25
D9601
C9600
100/16
C9651
2200P
D9651
D9652
D9653
MTZJ2.4B-T2
R9631
4.7K
R9632
4.7K
B9567
B9566
0.001
0.001
C9800
C9803
C9608
C9631
0.001
C9632
0.001
UDZS2.4B-X
1K
R9611
220/10
TW961
N.I
J961
QNS0231-001
J962
QNS0231-001
J980
D9899
C9899
2200P
TW962
QUB220-18HPDM-E
QNS0231-001
4.7/50
C9096
L9001
QQR0621-001Z
L9002
QQR0621-001Z
L9003
R9002
220
S9201
QSW0825-001Z
S9202
QSW0825-001Z
S9203
QSW0825-001Z
S9204
QSW0825-001Z
S9205
QSW0825-001Z
S9206
QSW0825-001Z
S9207
QSW0825-001Z
S9208
QSW0825-001Z
S9209
QSW0825-001Z
S9210
QSW0825-001Z
S9211
QSW0825-001Z
QQR0621-001Z
L9004
QQR0621-001Z
D9000
SLR-343VC/NPQ-T
G12
G11
G10G9G8G7G6G5G4
1
0.01
C9092
C9091
R9006
33
C9003
NI
R9003
DI-DT
1K
C9004
NI
R9004
DI-CK
1K
C9005
470P
R9005
DI-CS
1K
1K
R9201
1K
R9202
1.2K
1.5K
R9204 R9203
1K
2.2K
R9205
R9206
R9208 R9207
R9209
R9210
R9211
QSW0825-001Z
2.7K
QSW0825-001Z
3.9K
QSW0825-001Z
5.6K
QSW0825-001Z
10K
QSW0825-001Z
18K
QSW0825-001Z
56K
QSW0825-001Z
R9301
S9301
S9302
S9303
S9304
S9305
S9306
S9307
1K
R9302
1.2K
R9303
1.5K
R9304
2.2K
R9305
2.7K
R9306
3.9K
R9307
C9093
4.7/50
R9007
82K
D9523
MTZJ3.9B-T2
D9522
MTZJ3.9B-T2
D9521
MTZJ3.9B-T2
DI-DT
DI-CK
DI-CS
R9523
22K
R9522
22K
R9521
22K
220
R9500
L9502
IC950
PT2399D-S-W
QQR0621-001Z
IC901
PT6315
S9S8S7S6S5S4S3S2S1
KTC3875/YG/-X
R9530
100K
5.1K
C9510
R9506
10/50
18K
R9508
R9504
15K
R9503
C9509
10/16
18K
R9510
3900P
C9513
C9500
100/16
C9507
560P
C9511
4.7/50
10K
10K
R9507
5.6K
R9505
R9509
C9512
560P
9.1K
R9501
47/50
C9501
D9500
MTZJ5.1B-T2
B9534
B9535
L9501
FW981
QUM023-05Z4Z4
IC902
GP1UM281XKVF
10K
R9001
1K
R9102
S9102
R9103
****
R9104
****
R9105
****
SLR-343VC/NPQ-T
D9201
C9200
0.01
R9200
10K
D9200
JS940
QSW0857-001
C9402
0.01
0.01
C9700
100/16
C9702
4.7/50
220
R9700
C9701
4.7/50
R9701
1K
C9704
R9704
0.01
47K
R9702
1K
10K10K
R9706
R9705
C9703
0.01
47K
R9703
C9002
10/50
0.001
C9001
2-4
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