JVC D Series - Troubleshooting

No.YA073
2-3
BLOCK DIAGRAM
TU001
IC901
IC851
IC201
IC641
IC251
AV SW
Y/C SEP
TUNER
IC101
IF / DET
POWER REG
COMPONENT
VIDEO
Y/V2
V2V2
V2
V3
IF
A. OUT
V. OUT
Pb
Pr
INPUT 1
Y/C
Y/C
Y/C
Y/C
Y/C
YC
V1
V1
V1
V
VTV
V3
V3
L1
L1/R1
COMP_IN
L2/R2
R1
R3
L2
L3
R2
L
R
INPUT 2
AUDIO
OUT
INPUT 3
D901
B1
T921
SW
TRANSF.
LF901
Y, R-Y, B-Y
Y, R-Y, B-Y
H
V
M
A
L/R
L3/R3
L3/R3
AUDIO OUT L/R
MAIN CPU/CLO
S
VIDEO PROCE
S
SYNC. SEP/DE
F
CLOSED
CAPTIO
N
DECODE
R
CUTOFF/
DRIVE
RGB
SW
H_OUT
V_OUT
Y
Pb, Pr
C IN
Y IN
OSD
GENERAT
E
BASE BAND
PROCESS
HORIZONTAL
PROCESS
VERTICAL
PROCESS
SYNC.
SEP
CHROMA
PROCESS
Y PROCESS
R/G/B
M
T
MTS DECODE
S
U