1-7-10
T6450BLT
TV Block Diagram
X301
4.43MHz
CL301A
CL302A
IC301 (VIDEO/AUDIO/CHROMA/DEFLECTION/IF)
IC201
(SYSTEM CONTROL/OSD)
V-SYNC
TEXT-L
OSD-R
OSD-G
OSD-B
OSD-BLK
H-SYNC
SLOW-SW
C-VIDEO
C-VIDEO
RAPID-SW
OSD-G
OSD-R
OSD-B
59
58
60
62
63
64
82
TU1-VIDEO
TO
VIDEO BLOCK
TO
CRT/H.V. BLOCK
CL301B
TO
CRT/H.V. BLOCK
CL302B
BLUE2
GREEN1
RED
SDA
SCL
TO
SERVO/SYSTEM
CONTROL BLOCK
TO
VIDEO
BLOCK
IC901 (TELETEXT DECODER)
REC VIDEO SIGNAL PB VIDEO SIGNAL
Mode : SP/REC
WF18
WF17
WF10
WF11
CN303
CN901 CN751
CN752CN902
X901
(NO CONNECTION)
CN303 is used for
adjustment at factory
I
2
C-OPEN
3
FBP2
H-DRIVE1
ACL5
V-RAMP-FB4
V-DRIVE3
MAIN CBA
32
21
17
12
13
30
28
20
27
11
10
14
31
15
16
6
7
43
36
VIDEO
34
CHROMA
TRAP
SERIAL
I/F
INTELLIGENT
MONITORING
CHROMA
BPF
PA L
DECODER
SECAM
DECODER
BASE BAND
1H DELAY LINE
SYNC
SEPARATION
LUMA
SIGNAL
PROCESS
CIRCUIT
H-SYNC
PROCESS
CIRCUIT
V-SYNC
PROCESS
CIRCUIT
OSD MIX/RBG MATRIX/
BLANKING
TUNER
LINE/PB
TUNER
LINE/PB
CLOCK
CONTROL
CIRCUIT
37
23
36
50
49
35
32
33
34
41
42
40
SW CTL
IC703 (SW)
5
3
4
2
1
15
12
13
14
7
16
8
11
15
56
61
65
68
I
2
C I/F
TELETEXT
DECODER
OSC/CLOCK
GENERATOR
TEXT CBA
12MHz
OSC
JK703
109 11
Q710
Q702
Q706
Q704
+5V
+5V
Q711
SLOW-SW-IN
RGB CONT
RAPID-SW-IN
DISPLAY
TIMING
ADC/
DATA SLICER
INV
INT.MONITOR
1
I
2
C-OPEN
2
SDA 4
SCL 5
22OSD-BLK
44OSD-B
66OSD-G
33OSD-R
55Y-SW-OUT
22H-SYNC
44SDA
33SCL
11V-SYNC
F,G,I,J,L,M
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.
" " = SMD
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
To Next Page
Loading...
