1-7-8
T6450BLV
Video Block Diagram
CYLINDER ASSEMBLY
V(R)
V-COM
V(L)
CL401
1
2
3
(DECK ASSEMBLY)
VIDEO (R)
HEAD
TO SERVO/SYSTEM
CONTROL BLOCK
TO
SERVO/SYSTEM
CONTROL BLOCK
C-SYNC
TRICK-H
RF-SW
D-REC-H
C-ROTA
DV-SYNC
V-ENV
SECAM-H
VIDEO (L)
HEAD
IC401
(VIDEO/AUDIO SIGNAL PROCESS)
REC-VIDEO SIGNAL PB-VIDEO SIGNAL MODE: SP/REC
IC471 (PAL/SECAM DECTECOTR)
PAL/SECAM
DETECTOR
48
52
54
56
61
63
96
95
93
94
21
7978
58 59
65
2928 44
17
12
2
16
29
1
28
69684643
67
84
62
70
80
TP003
V-OUT
WF5
TP008
C-PB
WF6
MAIN CBA
TP002
RF-SW
WF1
14
X401
4.43MHz
17
Q703
JK701
V-IN
VIDEO OUT
TU001
20
BUFFER
BUFFER
Q401
TP010
GND
TO
TV BLOCK
VIDEO
TU1-VIDEO
TO
TV BLOCK
C-VIDEO
JK703
V-IN
V-OUT
19
WF4
WF2
M
50
SP
HEAD
AMP
REC FM
AGC
LUMINANCE
SIGNAL
PROCESS
CHROMINANCE
SIGNAL
PROCESS
PB-H OUT
C-SYNC
V-ENV
D-V-SYNC
RF-SW/C-ROTA
SERIAL
DECORDER
CHARA.
INS.
CCD 1H DELAY
BYPASS
MUTE
PB/EE
TUNER2
TUNER1
TUNER2
TUNER1
MUTE
PB/EE
LINE
SCART
LINE
SCART
AGC
PR
R
Y
C
P
RPRP
Y. DELAY
Y/C
MIX
+
AGC VXO
FBC
1/2
D-REC-H
17
VIDEO OUT
TU002
G,J,M
" " = SMD
NOTE FOR WIRE CONNECTORS:
1. PREFIX SYMBOL "CN" MEANS CONNECTOR.
(CAN DISCONNECT AND RECONNECT.)
2. PREFIX SYMBOL "CL" MEANS WIRE-SOLDER
HOLES OF THE PCB.
(WIRE IS SOLDERED DIRECTLY.)
TEST POINT INFORMATION
:INDICATES A TEST POINT WITH A JUMPER WIRE ACROSS A HOLE IN THE PCB.
:USED TO INDICATE A TEST POINT WITH A COMPONENT LEAD ON FOIL SIDE.
:USED TO INDICATE A TEST POINT WITH NO TEST PIN.
:USED TO INDICATE A TEST POINT WITH A TEST PIN.
IC101 (VPS)
VPS-V
SDA
DAV-L
SCL
SDA
SCL
6
14
7
16
DAV-L
G,J
Comparison Chart of Models & Marks
Model Mark
14PV135/01
14PV235/01
14PV385/39
H
K
J
Model Mark
14PV135/07
14PV235/07
14PV385/07
E
F
G
I
14PV385/01
14PV135/58
14PV235/58
L
M
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