JVC RX-DV31SL Schematics
SCHEMATIC DIAGRAMS
HOME THEATER DVD-AUDIO/VIDEO RECEIVER
RX-DV31SL
CD-ROM No.SML200312
Area suffix
US --------------------- Singapore
UF --------------------------- China
UP --------------------------- Korea
UT -------------------------- Taiwan
UW --------- Brazil,Mexico,Peru
Contents
Block diagrams
Standard schematic diagrams
Printed circuit boards
RX-DV31 HOME THEATER DVD-AUDIO/VIDEO RECEIVER
DVD/SUPER VCD/VCD/CD
COMPACT
SUPER VIDEO
2-1
2-4
2-15 to 21
COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD.
No.MB077SCH
2003/12
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.
(This regulation does not correspond to J and C version.)
Block diagrams
Overall block diagram
DVD traverse
mechanism
DVD traverse
mechanism
DVD loader
mechanism
AC IN
DVD servo board
CN101
CN201
CN202
IC101
FRONT END
PROCESSOR
IC201
DRIVER
IC251
SPINDLE
MOTOR
DRIVER
Power board & Sub trans. board
TA101,TA102
T101
T121
Trans.
IC451
EEPROM
IC401
UNIT CPU
IC301
SODC
IC505
DRAM
IC501
PANTERA-2
REG.
IC509
FLASH
ROM
CN502
CN503
CN113
CN115
Main board
CN512
CN513
REG.
CN125
IC401
VIDEO
DRIVER
Cb
Cr
Y
J401
COMPONENT
VIDEO OUT
CN412
Video jack board
IC404
VIDEO
SW3
IC403
CN402
VIDEO
SW2
IC402
VIDEO
SW1
CN911
CN912
CN212
J404
S-VIDEO
Y
VCR OUT
MONITOR OUT
C
J402
COMPOSITE
VCR OUT
V
MONITOR OUT
Y
J403
S-VIDEO
VCR IN,STB
C
J405
COMPOSITE
V
VCR IN,STB
DAC board
IC901
FRONT ch
VOLUME
IC931
SURR ch
VOLUME
CN901
IC961
CENTER
CN902
/SW ch
VOLUME
Amplifier board
CN202
PROTECTOR
FL board
HEADPHONE
IC702
Remocon
receiver
POWER
switch
STANDBY
LED
FL DISPLAY
H.P board
J281
IC701
PANELE
MICOM
DI701
Fan
motor
F1,F2
-VPP
D+5V
CN701
FW281
CN122
CN114
CN291
IC761
SYSTEM
MICOM
CN301
TO
TUNER UNIT
J791
AV
COMPULINK
CN601
CN612
DSP board
IC681
DSP
MICOM
IC631
DIR&DSP
IC301
ANALOG
SW/
VOLUME
CN614
CN602
IC601
CODEC
IC641
SRAM
CN231
IC611,IC612
SELECTOR
J601
COAX
DUGITAL IN
UN661
OPT
DIGITAL IN
UN662
OPT
DIGITAL OUT
CN203,CN204CN203,CN204
POWER AMP.
MAIN AMP.
ST201,ST202
IC201
L/Rch
IC202
CN201
2-1
Main section
TA101
TA102
AC IN
TO
Powe r
amplifier
board
TO
FL display
section
TO
DAC
section
TO
DVD
servo
section
Power board & Sub trans. board
F102
VS104
Voltage
selector
F104
CN113
1
2
4
5
CN114
DDATA,BCLK
DCLK,LRCLK
AOUT0,DAC0CS
AOUT2,DAC1CS
AOUT2,DAC2CS
DAC_LRMUTE
DAC_SWMUTE
CN512CN513CN911CN912
T102
D101 to D104
Q103
5.6V REG
F101
T101
POWER
TRANS.
M_CLK,M_COMMAND
M_STATUS,M_CS
M_BUSY,M_RESET
STANDBY_LED
4.7V REG
RY101
-30V REG
Q101
Q122
Q121
-57V REG
Main board
CN115
SWUPDN,SWOPEN
/LMUTE,TCLOSE,TOPEN
DISK_STOP,DISK_SET
U2SDT,S2UDT,INTP
CS,SCLK,CPURST
CN125
1
1
2
2
4
4
7
7
8
8
9
9
10
10
CN121
1
1
5
5
7
7
8
8
POWER
X761
OSC
8MHz
IC763,Q765
RESET
IC191 to IC193
Q141 to Q194
TO EACH
BLOCK
REG
RESET
18 to 26
29,30
82,83
91 to 98
SPDIF
62
13
12
33
IC761
SYSTEM
MICOM
45 to 47
VOL_CLK
VOL_LATCH
VOL_ DATA
87 to 90
38 to 40,51
28,31,34,35
44 to 42,50
54 to 58
76,86
70,72 to 74
VIDEO-YCMIX
VIDEO-MUTE2
VIDEO-MUTE1
VIDEO-RGB
Cout
Yo u t
Cbout
Crout
TUDATA_OUT
TUDATA_IN
TUCLK
TUCE
L341
L342
Q766
HP RELAY
RY 291
IC401
VIDEO
DRIVER
VSW1
VSW2
VSW3
VSW4
CN231
3
1
Y1_OUT
CMS_OUT
4
1
CN412
C_OUT
1
5
Video jack board
1
CN402
14
3
13
4
12
5
11
6
7
10
5
12
3
14
Amplifier board
CN203
1
5
IC201
L/Rch
POWER AMP
VSW1
VSW2
VSW3
VSW4
1
3
12
YCMIX
1
3
12
1
3
12
RY261 to RY264
10
5
IC402
SW
10
5
IC403
SW
C
10
5
IC404
SW
Y
Y2_OUT
CB_OUT
CR_OUT
TUNERL,TUNERR
DSP_CLK,DSP_STAT
DSP_COM,DSPRDY
DSP_RST
J402
COMPOSITE
V
MONITOR OUT
J404
C
S MONITOR OUT
Y
J403
COMPOSITE
V
VCR OUT
J405
C
S VCR OUT
Y
J402
COMPOSITE
V
VCR IN
J404
C
S VCR IN
Y
J403
COMPOSITE
V
STB
J405
C
S STB
Y
J401
Component out
Y
Pb/Cb
Pr/Cr
CN301
TO
TUNER
CN614
TO
CN612
DSP
section
J301
VCR IN
VCR OUT
DBS
J302
TAPE IN
TAPE OUT
TV
J281
HEADPHONE
VCRLOUT,VCRROUT,VCRL,VCRR
STBL,STBR,TVL,TVR
TPLIN,TPRIN,TPLOUT,TPROUT
H.P board
FW281
1
2
3
CN291
1
2
3
DVDAFL,DVDAFR
DVDASL,DVDASR
DVDAC,DVDASW
HP-R
HP-L
HP_SW
IC301
ANALOG
SW/
VOLUME
TUL
TUR
COUT
SLOUT,SROUT
FLOUT,FROUT
DSPSW,DSPC
DSPSL,DSPSR
DSPFL,DSPFR
INL,INR
SWOUT
IC 303
AMP
2-2
Q381 to Q385
CONTOROL
Q1381,Q1382
CONTOROL
Q760,Q767
Q768,Q769
PROTECT
SMUTE
SWMUTE
RELAY
RELAY+B
CN212
ST202
CN204
14
1
11
1
5
7
1
2
9
8
7
6
5
4
5
7
CN202
1
2
11
9
8
7
6
5
4
18
19
3
6
1
4
1
8
1
1
2
2
11
11
9
9
8
8
7
7
6
6
5
5
4
4
IC202
MAIN
AMP
HP_L
HP_R
SWOUT
8,9
10,11
21,22
FRT1RELAY
FRT2RELAY
CNTRRELAY
REARRELAY
Q271 to Q273
PROTECTER
SRch spkout
SLch spkout
Cch spkout
ST201
Rch spk2out
Lch spk2out
Rch spk1out
Lch spk1out
SWOUT
DVD servo section
DAC section
DVD traverse
mechanism
DVD traverse
mechanism
Loader
mechanism
DVD servo board
49,50,53,54
57 to 60,62,63
LD
CN101
FM+/-
H1+/-
H2+/-
CN201 CN202
H3+/-
SM1-3
TRVSW
T+/-
F+/-
LM+/-
11,12
13,14
17,18
15,16
9 to 14
FRONT END
PROCESSOR
IC201
DRIVER
SPINDEL
MOTOR
2,4,7
DRIVER
13.5MHz
IC101
IC251
X401
OSC
50
23
IC301
SODC
CPU A0 to 17
CPU D0 to 7
11
IC401
UNIT CPU
IC451
EEPROM
47 6
LSI RST
WAITDEC
1
79
STD 0 to 7
X301
OSC
16.9MHz
IC505
16M
SDRAM
IC522-10/8
IC521-11/13
IC522-1/4
27MHz
IC501
PANTERA-2
4
IC510
EEPROM
X571
OSC
IC512
IC513
Latch
65
IC523
98
114
118
112
110
IC521-10/8
IC509
FLASH
ROM
IC521-4/6
IC514-11/13
M9V
D5V
S5V
D3.3V
S3.3V
M5V
To
Main section
CN512
CN502
25
M9V
23
D5V
21
S5V
19
D3.3V
17
S3.3V
YOU T
16
14
COUT
12
CbOUT
CrOUT
10
5
TOPEN
4
TCLOSE
3
/LMMUTE
SWUPDN
2
SWOPEN
1
To
Main section
CN513
CN503
D DATA
1
2
BCLK
3
DCLK
4
LRCLK
15
M5V
14
SPDIF
16
DISCSTP
17
SSPCLK1B
18
FLINT
19
SSPOUT1B
20
DISCSET
21
SSPINA1A
23
FLCS-
25
CPURST
DAC board
DSP section
AOUT0
DAC0CS
AOUT1
DAC1CS
AOUT2
DAC2CS
IC901
FRONTch
VOLUME
IC931
SURRch
VOLUME
IC961
CENTER
/SWch
VOLUME
BCLK
LRCLK
D DATA
DCLK
IC911,IC921,IC991
Amp.
IC941,IC951,IC992
Amp.
IC971,IC981,IC993
Amp.
DAC_LRMUTE
DAC_SWMUTE
DVDAFL
DVDAFR
Q903,Q904
Mute control
DVDASL
DVDASR
Q1903,Q1904
Mute control
DVDAC
DVDASW
Mute control
Q2903
Mute control
Q2904
TO
Main section
CN912
CN902
13
11
10
8
7
5
TO
Main section
CN911
CN901
1
2
6
7
12
11
10
5
9
4
8
3
FL display section
FL board
TO
Main section
CN 114
CN701
13
12
11
10
9
8
7
5
4
3
2
D+5V
F1
F2
M_CLK
M_COMAND
M_STATUS
M_CS
M_BUSY
M_RESET
1
DI701
FL DISPLAY
62
26,32,33,39 to 41
X701
OSC
8MHz
9,10
100
-VPP
G1 to G31
P1 to P36
IC701
PA NE L
MICOM
16 to 31
34
REMO
35,36
JOG1,JOG2
KEY3,
KEY4
STANBY_LED
IC702
Remocon
reciver
JS701
Volume
S711 to S723
,, , , ,
SOURCE
IC522-2/4
KEY2
Q704,Q705
DVDA_LED
LED_DIMMER
KEY1
Q702,Q703,Q710
STAMBY_LED
BLUE_LED
LED_DIMMER
Speaker SW.board
CN703 CN713
1
212
Indicator board &
Power switch board
FW701
2
2
1
1
3
3
IC521-1/3
D704
D701
D703
TO
Main section
CN 612
D+5V
OPT
DUGITAL
OUT
COAX
DUGITAL
IN
OPT
DUGITAL
IN
DSP board
CN601
5
6
7
8
9
10
11
SPDIF
UN662
J601
UN661
IC641
S-RAM
X631
OSC
24.576MHz
IC682
REG
IC615
REG
IC612
1
2
4
5
13
12
SW1,SW2,SW3
3
6
11
A3.3V
D3.3V
98,
99
31 34
IC611
IC631
DIR
&
DSP
1 to 7
6.14MHz
14 to 18
22,25,26
X681
OSC
4 to 9
1 to 7
10,11
54,56,66
IC601
CODEC
15,40 to 43
IC681
DSP
MICOM
41 to 43
64 to 67
RESET
DSPREADY
DSPCOMMAND
DSPSTATUS
DSPCLK
IN_R
IN_L
DSPSW
DSPC
DSPSR
DSPSL
DSPFR
DSPFL
24
23
26
25
28
27
32
30
31
29
TO
Main section
CN 614
CN602
1
3
4
6
7
9
IC602IC603
10
12
2-3
Standard schematic diagrams
Power supply section
!
QQT0371-003
T101
PW104
CN104
QGA7901C1-03
!
VS104
QSW0812-001
F104
QUB112-16PPPP
!
T2.0AL
QJK012-051700
CN113
C113
0.01/500
D112
D114
D118
D116
C117
0.01/500
C111
!
CN115
D111
D113
0.1/160
C115
QGF1205C1-10
POWER
0.01/500
D117
D115
0.1/160
C112
C116
0.01/500
C123
1/50
MTZ6.2JC
D122
C120
0.047
!
R124
100K
Q122
KTC3200/GL
10
R123
!
R111
!
2.7
C119
0.047
!
KTA1046/Y
C122
47/50
Q121
R122
D121
MTZ30JC
CN111
QGA3901C1-05
!
R121
10
!
6.8K
C121
100/100
!
D101
11ES2-T4
!
D103
11ES2-T4
CN103
QGA7901C1-04
C101
0.0047/100
C102
470/63
!
T102
QQT0281-004
!
!
D102
11ES2-T4
!
D104
11ES2-T4
3.3k
!
R103
!
F102
T100mAL
15k
R104
!
R102
10
PW105
QUB116-15PPPP
QUB112-30PPPP
RY101
QSK0142-001
!
Q102
2SD2395/EF/
D106
1SS119
D107
MTZ12JC
PW151
QUB111-32PPPP
QUB116-28PPPP
!
Q103
KTC3203/OY/
!
820
R105
470/16
C104
PW153
!
C103
0.0047
D105
1SS119
PW152
!
Q101
D108
1SS119
D109
QUB112-30PPPP
QUB111-32PPPP
QUB116-28PPPP
KRC105M
MTZ6.8JC
PW101
PW102
PW103
POWER
PW114
QUB112-16PPPP
F101
T4.0AL
QNZ0079-001Z
QNZ0079-001Z
PW115
QUB116-15PPPP
!
TA101
TA102
!
QUM133-18DGZ4
FW281
C283
0.1
C281 C282
330p 330p
NQR0389-003X
EP281
QNZ0136-001Z
K285
J281
QNS0188-001
EP102
QNZ0136-001Z
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
2-4
Power amplifier section
IC202IC201
!
!
JCV8008JCV8007
CN201
QGA3901F2-05
C213
4700/42
C214 C212
4700/42 6800/71
100K
R292
R291
100K
C211
6800/71
QAD0125-471
56k
R2207
3p
C2207
R2227
1k
R1228
1k
R1227
1k
R2225
0.22
!
R1229D1229
100k
100k
100k
R275
R274
R273
!
R1291TH291
470
FW241
QUM134-15DGZ4
1SS119
KTC3200/GL
Q1231
KTC3200/GL
18k
18k
18k
R2229
R1230
D1230
D2229
1SS119
1SS119
KTA1268/GL
Q285
100K
82k
100k
R276
R272
R271
R286
100k
Q272
KTA1268/GL
R2231
47k
Q2231
KTC3200/GL
R1232
47k
Q1232
R1231
47k
!
10
R2243
L2241
0.45u
33
R2241
!
!
R1242
33
10
R1244
L1242
0.45u
!
C285
10/100
10K
R285
R278
C271
10k
10/25
Q271
KTC3200/GL
R279
B2148
10k
Q273
KTC3199/GL
C272R277
47/16100k
1SS119
100
R280
D271
!
R1243
10
L1241
0.45u
R1241
!
33
R242
!
33
10
R244
L242
0.45u
!
!
R243
10
L241
0.45u
R241
!
33
R282
R281
470
470
!
RY263
QSK0109-001
C2243
0.047
C2241
0.047
L2243
0.45u
B5186
B5185
L1244
0.45u
C1242
0.047
C1244
0.047
C1243
0.047
C1241
0.047
C242
0.047
C244
0.047
C243
0.047
C241
0.047
!
RY262
QSK0109-001
L1243
0.45u
B5184
B5187
L244
0.45u
L243
0.45u
B5183
!
R2261
180
!
R1261
180
!
RY261
QSK0109-001
!
R261
180
!
RY264
QSK0109-001
!
R262
180
D2261
1SS119
C2245
0.1
C2253
0.1
R2245
3.9
!
!
R1246
3.9
C1254
0.1
C1246
0.1
D1261
1SS1191SS119
C1245
0.1
C1253
0.1
R1245
3.9
!
!
R246
3.9
C254
0.1
C246
0.1
D261
C245
0.1
C253
0.1
R245
3.9
!
!
R263
3.9
C263
0.1
C261
0.1
D262
1SS119
C262
0.1
C264
0.1
R264
3.9
!
CN202
QGB2510J1-11
CN242
QGB2510K1-11
CN252
QGB2510K1-11
C2247
220p
C1248
220p
C1247
220p
C248
220p
C247
220p
C265
220p
C266
220p
C2249
C1250 C1251
C267
NQR0779-001Z
ST202
C2251
QNB0142-001
ST202
QNB0142-001
ST202
QNB0142-001
ST202
QNB0142-001
ST202
QNB0142-001
ST202
QNB0142-001
QNB0142-001
ST202
C1252C1249
QNB0142-001
ST202
ST201
QNB0159-001
C252C250
ST201
QNB0159-001
ST201
QNB0159-001
QNB0159-001
ST201
ST201
QNB0159-001
C251C249
K200
C209
0.01u
C210
0.01
C269
QNB0159-001
QNB0159-001
QNB0159-001
QNB0159-001
C270C268
QNB0159-001
J201
QNN0545-001
C200
1.5
56k
R207
2.2
!
!
2.2
R236
R237
D221
R221
!
100
10K
C291
R293
10/25
Q291
KTC3200/GL
10K
100K
R296
R294
Q292
Q293
KTC3199/GLKTA1268/GL
D293
R295
100K
C292
1SS119
47/16
MTZ15C
D222
MTZ15C
1.5k
1.5k
R224
R223
!
!
3p
C207
2.2
100
R233
!
R225
0.22
!
!
R222
100
2.2
C223 C224 C1224 C2223C1223
!
56k
R208
!
R235
R234
3p
C208
R226
0.22
100/100
C221
!
C222
100/100
R227
1k
R228
1k
18k
R229
18k
R230
C231
D229
1SS119
D230
1SS119
2200P
Q232
KTC3200/GL
C232
2200P
CN203
QGB2510J1-05
CN213
QGB2510K1-05
!
!
33k
R205 R206
470 470
R209
C206C205
100/10100/10
R204R203
56k56k
C204C203
4.7/504.7/50
C201 C202 C1202C1201 C2201
470p 470p 470p470p 470p
R201
1k
R202
1k
CN221
WJP0040-001A
2.2
2.2
!
R1236
R1237
D1221
MTZ15C
1.5k
1.5k
R1223
R1224
!
!
R1221
!
100
R231
47k
Q231
KTC3200/GL
R232
47k
!
!
33k
390
R1205
390
R1209
R1206
C1205
100/10
C1206
R1203 R2203
R1204
56k
56k 56k
C1204
C1203
4.7/50 4.7/50
R1202
1k
1k
R1201
CN222
WJP0040-001A
100/10
!
D1222
MTZ15C
CN204
QGB2510J1-07
CN214
QGB2510K1-07
!
R2205
100
R1233
!
390
C2205
100/10
CN223
WJP0040-001A
56k
R1207
3p
C1207
2.2
56k
R1208
R1225
0.22
!
!
C2203
4.7/50
R2201
1k
!
2.2
!
!
3p
C1208
R1235
R1234
R1226
0.22
!
100/100
C1221
C1222
100/100
R1222
!
100
R1292
470
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
2-5
FL display section
D704
QLMP-KB49
D711
MTZJ8.2C-T2
( D709)
MA3082
R729
3.9k
S700
QSW0683-001Z
FW702
QUM133-08Z4Z4
D703
SLR-342VC-T
S725 S724
S709 S706 S705
R728 R727
2.7k 2.2k
QSW0683-001
FW702
QUM133-08Z4Z4
S703
R730 R706
R740
1.5k 1.2k
2.2k
MA3082
D710
( D702)
MTZJ8.2C-T2
S702 S701
QSW0683-001
R725R726
1.2k1.5k
D701
LO561MBL3-60QNP
QUM134-05Z4Z4 QUM134-05Z4Z4
FW701 FW701
R705
1k
S704S708 S707S710
FW703
QUM132-05Z4Z4
R724
1k
CN713
QJK021-030603
C713 C714
4.7/50
QGA2001F1-03
CN703
FW703
QUM132-05Z4Z4
4.7/50
F2
G1
G13
G12
G11
G10G9G8G7G6G5G4G3G2
P24
P23
P22
P21
P20
P19
P18
P17
P16
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
P1
VPP
P29
P26
P27
P28
P30
P31
P32
P33
P34
P35
P36
DI701
DI701
QLF0115-001
QLF0101-001
P25
P26
P27
P28
P18
P17
P16
P10
P11
P12
P13
P19
P20
P21
P22
P23
P24
P25
P29
P30
P31
10k
10k
R703
R701
P32
P33
QAX0246-001Z
X701
10k
R707
P34
P35
10k
R714
P36
MN101C35DKF
10k
R722
G13
IC701
10k
R733
P15F1P14
G12
G11
G10G9G8G7G6G5G4G3G2
KEY4
KEY3
KEY2
KEY1
R702
1k
KEY6
KEY5
R732
P1
P2
P3P4P5P6P7P8P9
G1
M_CLK
M_COMMAND
M_STATUS
JOG2
JOG1
REMO
M_CS
M_BUSY
DVD_LED
DVDA_LED
STB_LED
VCR_LED
BLUE_LED
M_RESET
CS2
CS1
10k
10k
R741
R731
C712
C711
0R0
10k
100/6.3
1.5
R742
470p
470p
470p
470p
470p
470p
C701
C702
C703
C704
C705
C706
R704
1k
S711
S712
S713
S714
S715
S716
4.7/50
C715
Q701
KRC107S-X
G13
Q700
G1
KRC107S-X
CN701
M_CLK
Q711
KRA107S-X
R758
220
M_COMMAND
M_STATUS
M_CS
M_BUSY
M_RESET
D708
SLR-342DC-T
R1710
R1701
R1702
R1703
R1704
R1705
R1706
KRA107S-X
R751
220
0.1
0.1
C718
C717
C700
0.12u
LED_DIMER
R708
1k
R709
1k
R710
1.2k
R711
1.5k
R712
2.2k
R713
2.7k
QSW0683-001
R752 R753
R1755
10k 10k
2.2k
R1756
2.2k
R715
S717
1k
R716
S718
1k
R717
S719
1.2k
R718
S720
1.5k
R719
S721
2.2k
R720
S722
2.7k
R721
S723
3.9k
IC702
GP1UM281XK
R754
10k
L752 R1751 R1752
NQL114K-470X
L751
NQL114K-470X
C708
0.022
R723
1k
JS701
QSW1017-001
C710
C709
0.1
0R0 0R0
0.1
R1753
R1754
C720
R1757
R1758
Q703
KRA114S-X
0R0
BLUE_LED
0.022
100
0R0
VCR_LED
D705
SLR-342DC-T
Q708
KRA107S-X
R749
220
D706
SLR-342DC-T
DVD_LED
Q702
KRA107S-X
R743
220
R744
2.2K
KRA114S-X
STB_LED
DVDA_LED
Q706
Q704
KRA107S-X
KRA107S-X
R747
R745
220
220
R746
750
Q705
0R0
LED_DIMER
R1711
R734
1k
0R0
R735
R1712
1k
0R0
R736
R1713
1.2k
0R0
R737
R1714
1.5k
0R0
R738
R1715
2.2k
0R0
R739
R1716
2.7k
0R0
QGF1205F1-13
220
220
220
220
220
1k
PW701
QUB220-08HPDM
Q710
0R0
2-6
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