Block Diagram - JVC AV-48WP74 Service Manual

BLOCK DIAGRAM

RF
SPLITTER
U/V FRONTEND
SUB
WOOFER
OUT
L
AUDIO
OUT
R
SUB U/V FRONTEND
INPUT-1
V
L
R
V
INPUT-2
L
R
INPUT-3
COMPONENT
VIDEO
INPUT-1
L
DIGITAL
INPUT
R
COMPONENT
VIDEO
INPUT-2
AV
COMPU LINK
INPUT-4
V
L
R
2-4
COMP IN
SIF
TU0102
TV-V2
VIDEO
MAIN
LSOUT_R
LSOUT_L
IC0501
IC0531
AMP
LPF
IC0561
VAR/FIX SW
MAIN PWB
TV-V2
TU1101
TV-V1, -L1, -R1
C1
TV 1 TV 2
Y1
V1
V1
IC1501
L1
V2
AV SELECTOR
R1
V3
V2
V4
L2
L_SWMAIN
L_SWSUB
R2
R_SWMAIN
R_SWSUB
C3
Y3
V3
Y in
Pb in
Pr in
L3
R3
Y /Pb/Pr in 3
L/R in 3
COM Y1
COM PB1
Y in M
COM PR1
Pb in M
Pr in M
COM L5
COM R5
COM Y3
COM PB3
COM PR3
COMPU
YC 4
V4
L4
R4
FRONT CONTROL
PWB
SPEAKER INPUT
IC0201 AUDIO L/R
MTS/VOL/TONE
SW
RECEIVER
PWB
IC6001 IC1641
A.H.S BBE
Y IN
C IN
SUB 2D YC SEP &
CHROMA DEMOD
2DYC_RY
2DYC_BY
2DYC_Y
C_SWMAIN
VY_SWMAIN
VY_SWAP
SYNC SEP/
SYNC HDCP_H
C_SWSUB
1 in HDCP_V
VY_SWSUB
L in 1
L in 2
L out 3
R in 1
R in 2
R out 3
COMSYNCY
IC301
Y out 1
COMPONENT VIDEO
/AUDIO
COM_Y, COM_PB, COM_PR
SW
Y out 2
Pb out 2
Pr out 2
DIGITAL
IC8001
IN
SENSOR
REMOCON
SENSOR PWB
No.52105
TWEETER
WOOFER
IC1661
AUDIO AMP
IC3001
LVD SVPX
LHD SHPX
HD 1 in
VD 1 in
IC1211
DETECT/
SW
HD 1 out
VD 1 out
MAIN_H, MAIN_V
HDCP_H, HDCP_V
KEY
REMO
PHOTO
SENSOR
COMPU
IOR
IOG
TXC
IOB
RX1
HP/VP
RX2
IC001
POSI.
H/V
SYNC
IC601
DIGITAL INPUT MODULE PWB
AV-48WP74
AV-56WP74
MI-CO
COM Y
COM PR
COM PB
3
KEY
REMO
COMPU
HS / VS
A. CONV
A. CONV
A. CONV
A. CONV
DIGITAL
CONVER
MODULE