SCHEMATIC DIAGRAMS
No.MB172SCH
2004/3
COPYRIGHT
2004 VICTOR COMPANY OF JAPAN, LTD.
RX-7042S
Contents
Block diagram
Standard schematic diagrams
Printed circuit boards
2-1
2-3
2-23 to 33
CD-ROM No.SML200403
Area suffix
J ----------------------------- U.S.A.
C -------------------------- Canada
AUDIO/VIDEO CONTROL RECEIVER
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.)
< MEMO >
2-1
IC400
Display
Control
Driver
DI400
FL Display
CN410
M_CLK,M_COMMAND, M_STATUS
M_CS, M_BUSY,M_RESET
CN412
Q402,Q403
KEY1
KEY6
CN422
CN420
DCS
FL1, FL2
-VPP
IC404
Remocon
JS400
Volume JOG
S400 to S432
Q410, Q411
Dimmer
DIRECT_LED
CC_CON_LED
Q413
Dimmer
STANDBY_LED
KEY1 to 6
DCSO, DCSI
S1 to S36
G1 to G17
RM
JOG1
JOG2
FL display section
CN430
S480 to S483
Standby LED
CN432
S433, S434
CN371
IC371
Source
Selector
TAPE/CDR.
REC-L/R
TAPE/CDR.
PLAY-L/R
CD-L/R
J373
SIG.L
SIGR
VCR.REC-L/R
VCR.PLAY-L/R
J372
TO
TUNER
CN314
TUL
TUR
TUCE, TUCK, TUDI, TUDO
CN313
MAIN_STB
MAIN_CLK
MAIN_DATA
IC303
AMP.
FRONT-L
FRONT-R
V.SIG.L
V.SIGR
SW_MUTE
FR_RELAY
C_RELAY
SUR_RELAY
SBK_RELAY
CN315
DVD.F-L/R
TV/DBS.L/R
J371
Audio signal input section
IC241
IC242
C
SW
DVD-C/Y
TV/DBS-C/Y
J241
CN240
VCR1R-C/R-Y
VCR1P-C/P-Y
J242
MONITOR-C/Y
J244
IC243
IC244
Y
SW
VIDEO1
VIDEO2
VIDEO3
VIDEO1
VIDEO2
VIDEO3
Video signal input section
(S-Video)
IC201
IC202
V
SW
CN200
VIDEO1
VIDEO2
VIDEO3
DVD
TV/DBS
J201
VCR1REC
VCR1PB
J202
MONITOR
J204
CN204
VOL_CLK
VOL_DATA
VOL_STB
DCS
VIDEO3
VIDEO4
Video signal input section
Q931
MICOM5V REG.
DSP5V REG.
Q981
A+12V REG.
Q941
VIDEO12V REG.
CN81
CN400
IC901
System
MICON
FW831
CN201
CN204
CN931
CN932
HP_RELAY
CN601
CN101
Q921
DSPA5V REG.
RDS5V REG.
VIDEO1, VIDEO2, VIDEO3, VIDEO4
VOL_STB, VOL_CLK, VOL_DATA
DSPCLK, DSPREADY, DSPRESET
DSPSTATUS, DSP_COMMAND
CN303
DSPA5V, RDS5V, MICON5V
DSP5V, A+12V, A-12V
TU+9V, VIDEO12V, +B2
Q961
A-12V REG.
Q971
TU+9V REG.
SUR_RELAY, C_RELAY, SUB_RELAY
F1_RELAY, F2_RELAY, SBK_RELAY
M_RESET, M_BUSY, M_STATUS
M_COMMAND, M_CS, M_CLK
DCS
MAIN_STB, MAIN_CLK
MAIN_DATA, TUCE
TUDI, TUDO, TUCK
SW_MUTE
FR_RELAY, C_RELAY
SUR_RELAY, SBK_RELAY
POWER_ON
System control section
CN735
CN733
IC381
to
IC383
Volume IC
CN734
CN732
CN731
SIG.L
SIG.R
SIG.SL
SIG.SR
SIG.C
SIG.SrBKL
CN501
DVD.Y/Pb/Pr
STB.Y/Pb/Pr
MONITOR.
Y/Pb/Pr
J1380
IC389
IC390
SW
IC399
AMP.
CN205
COMPULINK
J1350
SUB
WOOFER
J1491
IC380
Audio
Source
Selector
CN381
Q1441, Q1445, Q1447
SW MUTE
SW_MUTE
VIDEO3
VIDEO4
DCS
DSP_IN_L, DSP_IN_R
DSP.L, DSP.R, DSP.SL
DSP.SR, DSP.C, DSP.SW
DSP.SrBK
MAIN_STB, MAIN_CLK
MAIN_DATA, FRONT-L/R
VOL_CLK, VOL_STB
VOL_DATA
J1360
DVD.C
DVD.SW
DVD.LS
DVD.RS
IC304, IC386
AMP.
Volume / Video
component section
Block diagram
2-2
FW881
Headphone
jack
J91
HP_L, HP_R
Speaker terminal section
(Headphone jack)
Primary
section
(Power/fuse)
Power
Trans.
Main
plug
Primary section
(Power transformer 2)
CN811
CN55
Primary
section
(Power
transformer 1)
CN72
CN82
T2
Power
Trans.
D51 to D54
Q52
B+5V REG.
FW51
B+5V
RY1
Q53
POWER_ON
D61 to D64
CN71
+B2, -B2
CN402
FL1
FL2
Q71
-VPP REG.
VPP
Primary section
DSP_RST
HREQ
SS, SCK,
MOSI, MISO
GPIO1 to 4
IC667
AD/DA
Converter
IC601, IC602
AMP.
CN682
DSP_IN_L
DSP_IN_R
DSP.L
DSP.R
DSP.LS
DSP.RS
DSP.SrBK
IC671
Digital Signal
Controller
IC661
DSP
RX0
C_BCK, C_LRCLK, S_BCK
S_LRCLK, DATA, D/A0 to 3
CN681
DSPRESET, DSPREADY, DSPCOMMAND
DSP_STATUS, DSP_CLK
A2+/-, B2+/-
S.MUTE
Q2101, Q2102, Q2201, Q2202
Q2301, Q3401, Q2501, Q2708
S.MUTE
DiIGITAL IN1
J681
DIGITAL IN2
UN682
IC622
AMP.
IC632 to IC634
AMP.
IC651
AMP.
A3+/-
B3+/-
A4+/-
RX1
LIN+/-, RIN+/-
RX2
RX3
TX
DIGITAL IN3
UN683
DIGITAL IN4
UN684
UN686
DIGITAL OUT
D_RST, INT, D_CS, CCLK
CDIN, CDOUT
IC611 to IC613
AMP.
A4+/-
B3+/-
DSP.C
DSP.SW
IC682
AD/DA
Converter
D/A 0
C_BCK
C_LRCLK
IC673
MICK
SCK
IC673
Compression
CC_RST
CC_CS
CC_CLK
CCDATA
PD_DD, RST_DD
96K/48K, 192K/96K
DSP IC / Digital signal input terminal section
CN824
R(SPK2)
L(SPK2)
ST832
CN823
FW931
F1_RELAY, F2_RELAY, C_RELAY
SUR_RELAY, SBK_RELAY
L(SPK1)
R(SPK1)
CENTER
ST833
SURR-BACK
SURR-L
SURR-R
ST853
RY831
RY832
RY851
RY852
RY853
Speaker terminal section
(Speaker)
Q761, Q763
Lch AMP.
CN711
CN714
Audio amp section
Q762, Q764
Rch AMP.
CN712
CN719
Audio amp section
Q1751, Q1752
Cch AMP.
CN713
CN722
Audio amp section
Q1951, Q1952
SBch AMP.
CN718
CN717
Audio amp section
Q1851, Q1853
SLch AMP.
CN715
Audio amp
section
Q1852, Q1854
SRch AMP.
CN716
Audio amp
section
+B, -B
CN814
CN813
CN801
RY871
CN881
D801
to
D804
CN701
CN702
CN703
CN704
CN706
CN705
CN723
CN831
HP_RELAY
Speaker terminal
section