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51AT-15H (serv.man21). Countermeasures for various vertical stage problems. This Technical Bulletin includes vertical stage voltages and waveforms not given in the . - Sharp TV Technical Bulletin (repair manual). Page 3

Read Sharp 51AT-15H (serv.man21) Technical Bulletin online

Sharp Electronics (UK) Limited
Reference JCJR070799
Revision  2
White – Carry out as required, Yellow – Carry out as required and whenever the unit comes in for service, Red – Carry out on all units
CTV990704
Month of Issue: July 1999
        Classification:         White
TELEVISION TECHNICAL BULLETIN
Page 3 of 4
51AT15H Vertical Stage Schematic Diagram
Reference
Type
Location
Collector
Base
Emitter
Q502
BD824-16
Component Side
11.5V
1.2V
0.7V
Q503
BC856
Print Side
-1.2V
0.3V
1.1V
Q504
BD828
Component Side
-11.2V
0.4V
0.2V
Q505
BC546
Component Side
0.0V
-12.6V
-13.0V
Q506
BC846
Print Side
0.0V
-12.0V
-12.5V
Q507
2SA1037
Print Side
-12.0V
1.5V
2.0V
Q508
BC557
Component Side
-13.0V
1.3V
2.0V
Q509
BC635
Component Side
11.1V
-11.9V
-11.3V
Q510
BC338
Component Side
-11.9V
-12.4V
-13.0V
51AT15H Vertical Stage Typical Voltages
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