Supra 8T83 Schematic
SERVICE MANUAL
8T83 CHASSIS
15.1INCH LCD TV
MANUAL
Design and specifications are subject to change without prior notice.
( ONLY REFERRENCE)
ENGINEER BY: CHECKED BY: PPROVED BY:
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Contents
Note
----------------------------------------------------------------Technical specification-------------------------------------------Chassis Block Diagram-------------------------------------------IC Block Diagram --------------------------------------------------Transistor mark ---------------------------------------------------PCB Top/Bottom layer --------------------------------------------Service Adjustments ----------------------------------------------Control Location ---------------------------------------------------Input and Output Terminals--------------------------------------Operation Instructions
--------------------------------------------Cabinet parts List -------------------------------------------------Circuit Diagram-----------------------------------------------------
2
3-4
5
6-8
9
10-14
15-16
17
18
19-26
27
28
-2-
TECHNICAL SPECIFICATION
Frequency
CUSTOM , SOFT , STANDARD ,RICH
L L
-3-
LATIN GREEK
TECHNICAL SPECIFICATION
-4-
Chassis Block Diagram
-5-
IC Block Diagram
IC 900 ( SWITCHING REGULATOR FOR ELECTRONIC TUNING) BA6161A
IC 905(3A STEP-DOWN VOLTAGE REGULATOR) LM2596S
-6-
IC Block Diagram
IC2 (MULTI STANDARD VIDEO-IF)TDA4470
IC602(POWER ) STR-G6653
-7-
IC Block Diagram
IC 300 (Multi standard Sound Processor Familyt) MSP3415G
Ic700 (Filter Video Processor ) VPC3230D-C5
-8-
Transistor Mark
AMS1117
GND
OUTPUT
C
S3904
B E
INPUT
MC78
INPUT
S3906
B E
GND
M0
C
5C
OUTPUT
VCC
DT
IMP809
LM
7
8
L
08
GND RESET
GND
OUTPUT
INPUT
LM1086
OUTPUT
INPUT
GND
-9-
AV IN/OUT PC IN PCB Top Layer
-12-
AV IN/OUT PC IN PCB BOTTOM Layer
-13-
VGA&CONTROL PCB Top Layer
VGA PCB TOP LAYER
CONTROL PCB TOP LAYER
-14-
Service Adjustments
-15-
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