Sharp 29A-80ST, 29A-90ST Service Manual download

Manual type:Service Manual
Pages:45
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29A-80ST
29A-90ST
COLOR TELEVISION
Chassis No. L2
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.
SX9R329A-80ST
SHARP CORPORATION
This document has been published to be used for after
sales service only.
The contents are subject to change without notice.
»
ELECTRICAL SPECIFICATIONS
...........................................................................................................
1
»
IMPORTANT SERVICE SAFETY PRECAUTION
..................................................................................
2
»
LOCATION OF USER'S CONTROL
.......................................................................................................
4
»
INSTALLATION AND SERVICE INSTRUCTIONS
.................................................................................
6
»
CHASSIS LAYOUT
..............................................................................................................................
14
»
BLOCK DIAGRAM
...............................................................................................................................
18
»
SCHEMATIC DIAGRAMS
....................................................................................................................
22
»
PRINTED WIRING BOARD ASSEMBLIES
..........................................................................................
34
»
REPLACEMENT PARTS LIST
.............................................................................................................
42
»
PACKING OF THE SET
.......................................................................................................................
53
Page
CONTENTS
SERVICE MANUAL
ELECTRICAL SPECIFICATIONS
29A-80ST
.............................................................
10W + 10W
SPEAKER
SIZE
29A-80ST
.......................................
10 cm round (2 pcs.)
29A-90ST
.......................................
10 cm round (4 pcs.)
VOICE COIL IMPEDANCE
...........
8 ohm and 16 ohm at 400 Hz
ANTENNA INPUT IMPEDANCE
VHF/UHF
....................................................
75 ohm Unbalanced
TUNING RANGES
VHF-Channels
..............................................................
2 thru 13
UHF-Channels
............................................................
14 thru 69
CATV Channels
..........................................................
1 thru 125
(EIA, Channel Plan U.S.A.)
POWER INPUT
......................................................
110V AC 60 Hz
POWER RATING
29A-80ST
...........................................................................
150W
29A-90ST
...........................................................................
180W
PICTURE SIZE
............................................
2,193cm
2
(340sq inch)
CONVERGENCE
.............................................................
Magnetic
SWEEP DEFLECTION
.....................................................
Magnetic
FOCUS
.......................................
EA-Uni-Bi-Potential Electrostatic
INTERMEDIATE FREQUENCIES
Picture IF Carrier Frequency
.....................................
45.75 MHz
Sound IF Carrier Frequency
......................................
41.25 MHz
Color Sub-Carrier Frequency
.....................................
42.17 MHz
(Nominal)
AUDIO POWER
OUTPUT RATING
29A-90ST
...........
15W + 15W (at max and Dual CH Operate)
Specifications are subject to change without
prior notice.
29A-80ST
29A-90ST
29A-90ST
29A-80ST
MODELS
Sample
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