Caple C702G Servisní příručka Strana 103

  • Stažení
  • Přidat do mých příruček
  • Tisk
  • Strana
    / 286
  • Tabulka s obsahem
  • KNIHY
  • Hodnocené. / 5. Na základě hodnocení zákazníků
Zobrazit stránku 102
7-15
5-6. Distortion Correction Circuit
Check whether the distortion on the screen varies by OSD
distortion correction control (SIDEPIN) or not ?
Check the waveform at CN-DSB pin 11 is present.
Check the waveform at IC511 pin 5.
Check the waveform at C519.
IC511 or its ambient circuit failure.
IC501, R526 or C519 failure.
IC501, R544 or C524 failure.
Digital control circuit failure (see item 12)
Check the waveform at IC5GA pin 3.
IC5A1, Q5A1 or their ambient circuit failure.
IC5GA or its ambient circuit failure.
H OSC/DEF/HV circuit failure. (see item 6 )
Sidepin +
Check whether the distortion on the screen varies by OSD
distortion correction control (TILT) or not ?
IC511 or its ambient circuit failure.
Sidepin -
NG
NG
OK
NG
OK
OK
OK
NG
NG
NG
OK
OK
A
pprox. 0.5Vp-p when TILT
control is min. condition.
vertical period
A
pprox.0.5Vp-p.
vertical period
TILT min.
TILT max.
vertical period
A
pprox.0.5Vp-p.
Zobrazit stránku 102
1 2 ... 98 99 100 101 102 103 104 105 106 107 108 ... 285 286

Komentáře k této Příručce

Žádné komentáře