Sharp LC-20A2M, Service Manual

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1
LC-20A2M
LCD COLOUR TELEVISION
CONTENTS
Page Page
»
IMPORTANT SERVICE SAFETY PRECAUTION ...... 2
»
SPECIFICATIONS ............................................. 3
»
OPERATION MANUAL ...................................... 4
»
DIMENSIONS .................................................... 5
»
REMOVING OF MAJOR PARTS ....................... 6
»
TROUBLE SHOOTING TABLE .......................... 9
»
ADJUSTMENT PROCEDURE ......................... 12
»
CHASSIS LAYOUT .......................................... 14
»
BLOCK DIAGRAM ........................................... 16
»
DESCRIPTION OF SCHEMATIC DIAGRAM .. 18
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SCHEMATIC DIAGRAM .................................. 19
»
PRINTED WIRING BOARD ASSEMBLIES ..... 29
SHARP CORPORATION
SERVICE MANUAL
S00K2LC-20A2H
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored
to its original condition and only parts identical to those specified should be used.
MODEL
LC-20A2M
Example of suffix symbol:
The component parts of this model are partially different
depending on their suffix symbols. Before servicing the units,
be sure to check the suffix symbol on the model label that is
applied on the back of the unit.
LCD COLOUR TV
MODEL LC-20A2M
13V
3.7A, 48W
SERIAL NO.
SHARP CORPORATION
MADE IN JAPAN
N1
X x x x x x x x x x
Suffix "X" for Australlia
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PARTS LIST
Ë
ELECTRICAL PARTS .................................. 34
MAIN UNIT .................................................. 34
Y/C SEPARATION UNIT .............................. 38
TERMINAL UNIT ......................................... 40
INVERTER UNIT ......................................... 41
OPERATION UNIT ....................................... 42
Ë
CABINET AND MECHANICAL PARTS ....... 42
Ë
SUPPLIED ACCESSORIES ........................ 44
Ë
PACKING PARTS ......................................... 44
»
PACKING OF THE SET ................................... 45
TENTATIVE