Sylvania 6319CCB, Service Manual, Page: 29 / 108

R
L
LUMINANCE
SIGNAL PROCESS
MAIN CBA
Video Block Diagram
VIDEO (L) HEAD
VIDEO (R) HEAD
1-8-3 1-8-4 T7204BLV
(DECK ASSEMBLY)
V(L)
V-COM
V(R)
CN404
2
3
4
Q401
JK701
REAR V-IN
J191
V-OUT
V-AGC
TUNER
LINE
R P
R
P
SYNC
SEPA
FBC
Y/C
MIX
CCD 1H
DELAY
R
P
DOC YNR Y/C COMB
CHROMINANCE
SIGNAL PROCESS
IC401
VIDEO/AUDIO
SIGNAL PROCESS
35
REC VIDEO SIGNAL PB VIDEO SIGNAL MODE: SP/REC
13
91
90
89
88
42
38
CHARA
MIX
6dB
AMP
ENV
DET
AGC
AMP
HPF
FROM/TO
SERVO/SYSTEM
CONTROL BLOCK
TO CHROMA/
TUNER BLOCK
TO CHROMA/
TUNER BLOCK
FROM/TO
SERVO/SYSTEM
CONTROL BLOCK
CYLINDER ASSEMBLY
RF-SW
RF-SW
93
V-ENV
J190
WF1
J139
C-PB
BUFFER
D-V SYNC
C-SYNC
SLP-L
SLP-L
TAPE-SPEED
TAPE-SPEED
ROTA
D-V SYNC
ROTA
34
14
36
16
71
39
59
68
73
SPL-PLAY
REC/EE/PB
RENTAL
SPL-PLAY
REC/EE/PB
RENTAL
42
TU-VIDEO
EXT-V-IN
EXT-H/INSEL
VIDEO
C-VIDEO
74
45 47 49 44
Q402
BUFFER
WF6
WF5