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4. NO Teletext (Picture OK)
Waveform of MAIN1
IC501 #59 ?
Waveform of IC001 #12 ?
Check OPTION1 TEXT Code
(SVC MODE)
Check PIP Board
IC1205 #2, #4
5. NO OSD (ON SCREEN DISPLAY)
Waveform of MAIN1 IC001 #19,#20 ?
Horizontal, Vertical Fly Back Input
Waveform of MAIN1 IC001 #38,39,40,41 ?
(R,G,B,FB)
Waveform of MAIN1 IC501 #41,42,43,44 ?
(R,G,B,FB)
Check DEF. Board.
Check MAIN1 Q010,Q009,Q002
Check input power of IC001
Check around Q014, Q015, Q016, Q017
NO
YES
YES
NO
NO
NO
YES
YES
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Summary of Contents for PT-43A80
Page 28: ... 28 PRINTED CIRCUIT BOARD SIGNAL All manuals and user guides at all guides com ...
Page 30: ... 30 MAIN2 DEF All manuals and user guides at all guides com ...
Page 32: ... 32 SMPS POWER SWITCH PRE AMP All manuals and user guides at all guides com ...
Page 33: ... 33 CPT CONV OUT All manuals and user guides at all guides com ...
Page 34: ... 34 PIP SIDE AV CONTROL All manuals and user guides at all guides com ...
Page 35: ... 35 VM TOP VM BOTTOM All manuals and user guides at all guides com ...
Page 38: ... 38 AV TOP AV BOTTOM All manuals and user guides at all guides com ...
Page 67: ...P NO 3854VA80B SMPS DEF CPT VM DATE 2000 11 30 All manuals and user guides at all guides com ...
Page 68: ...All manuals and user guides at all guides com ...
Page 69: ...Oct 2000 Printed in Korea P NO 3828VD0080A All manuals and user guides at all guides com ...