Block Diagram - JVC I'Art LT-37X987 Service Manual

BLOCK DIAGRAM

ATSC TUNER MODULE
TU3001
U/V FRONTEND
S-VIDEO
VIDEO
AUDIO L/R
INPUT1
Y
Pr/Pb
S-VIDEO
VIDEO
INPUT2
AUDIO L/R
VIDEO
AUDIO L/R
INPUT3
Y
Pr/Pb
PC IN
(D-SUB)
HDMI1
AUDIO INPUT
L/R
AUDIO OUT
ANALOG PWB
2-7(No.YA457)
TU-Y/Cb/Cr
DIGITAL
TUNER
MTS DEMOD./SURROUND/AUDIO CONTROL
TV_A
STEREO
MAIN
LPF
LPF
TV_V1
SUB
LPF
SAP
SAP
BPF LPF
IC101
VIDEO/AUDIO SELECT
DEC_Y
V1_VIN
V2_VIN
V3_VIN
V1_YIN
V2_YIN
V1_CIN
V2_CIN
TV_L/R
V1_L/R
V2_L/R
V3_L/R
DIN_L/R
SW
IC106
IC3101
MAIN DE-
EMPHASIS
SUB
MATRIX
DE-
EMPHASIS
SAP
MAIN_VY
SUB_VY
Y/C
MIX
MAIN_C
SUB_C
MAIN_L/R
IC502
SW
DSP
IC551
TV_L/R
IC102
VIDEO/AUDIO
SELECT
MAIN_VY
V1_G_Y
YM_IN
V3_G_Y
PC_G
DTU_Y
MAIN_C
V1_B_Cb
BYM_IN
V3_B_Cb
PC_B
DTU_Cb
SUB_C
V1_R_Cr
RYM_IN
V3_R_Cr
PC_R
DTU_Cr
IC501
AUDIO AMP
VOL_L/R
AGC
HDMI
DIGITAL IN
<HDMI1>
HDMI
DIGITAL IN
<HDMI2>
SUB_VY
YM_IN /
BYM_IN /
RYM_IN
VE/SURROU
SUR
VOL1
PRO