JVC RX-5042S, Service Manual

Page: 20 / 57

2-1
IC403
IC402
SOURCE
SELECTOR
IC423
SELECTOR
IC428
6CH
MASTER
VOLUME
SY
C
IC427
Q71
Tuner
Block diagram
CN1
DSP_CLK,DSP_STATUS
DSP_READY,DSP_RESET
DSP_COMMAND
VOL_CLK
VOL_DATA
KEY_IN1
KEY_IN2
KEY_IN3
KEY_IN4
KEY_IN5
AM
FM
DVD
SW_OUT
CN411
CN431
CN481
CN401 CN421
DIGITAL_IN1
C
C
VIDEO1
VIDEO2
DCS
AVCOMPULINK
DSP_L/R
DSP_SL/SR
DSP_C
DSP_LFE
VCROUT_L/R
CD_L/R
TV_L/R
VCRIN_L/R
TAPEOUT_L/R
TAPEIN_L/R
SIG_L/R
TUNER_L/R,DVD_L/R
DVD_L/R
SW_OUT
J406
J404
J402
J403
CD
TAPE_PLAY
TAPE_REC
VCR_PLAY
TV_SOUND
VCR_REC
IN_L/R
CN482
SW_OUT
DVD_L/R
SW_OUT
J681
DIGITAL_IN2
UN682
IC601,IC602
FILTER
DSP
IC661
IC667
CODEC
with S/PIDF
IC611,IC612,IC613
IC615,IC621,IC622
IC632,IC633,IC634
FILTER
DSP, CODEC
CONTROLLER
IC671
LIN+/-
RIN+/-
A1+/-,B1+/-
A2+/-,B2+/-
A3+/-,B3+/-
CN683
CN681
S727
D719
CN714 CN704
STB_LED
KEY_IN2
S721 to S726
S728 to S732
S734,S735,S737
S740 to S743
S745,S746,S756
S750 to S752
RX0
RX1
Power switch
section
User control keys
System control
FL display section
Surround / Digital signal input terminal section
CN451
TU_DATAIN
TU_DATAOUT
TU_CLK
TU_CE
IC501
SELECTOR
P
R
AV_COMPULINK
J501
DVD
MONITOR
J502
J521
J591
DCS
CN441 CN501
Audio input terminal / Source select section
Video input terminal section
TUNER_L/R
DVD section Volume / Regulator / Source
AV_COMPULINK
DCS
VIDEO1
VIDEO2
SW_DATA
SW_STB
SW_CLK
SW_DATA
SW_STB
SW_CLK
Q1427
Q1428
Q1429
TU_MUTE
S_MUTE
Q702 to Q704
DCS
AVCOMPULIN
DCS_IN,DCS_OUT
VCR_IN,VCR_OUT
DSP_IN_L/R
DSP.L/R
DSP.LS/RS
DSP.C
DSP.SW
CDIN,CDOUT
CCLK,INT
D_RST,D_CS
DSP_RST
SS,HREQ
MOSI,MISO
GPIO1 to GPIO4
D/A0 to D/A3
DATA,MCK,XTAL
S_BCK,S_LRCK
C_BLK,C_LRCK