Toshiba 3387DB TV
Problem for Toshiba 3387DB TV

Toshiba 3387DB Television




By Wotty on Oct 02, 2007

" "
Horizontal Hum bars drifting vertically through the picture.

Worse on the UHF input much less apparent on the SCART input

Solution #1

posted on Oct 06, 2007
Somewhat Helpful)

modern

Rank: Wiz  Toshiba Expert
Rating: 80%, 662 votes
it is due to 60Hz HUM IN POWER SUPPLY.
please check for input supply.
also check for mains filter capacitor in tv. also check for one diode open in rectifier ckt.
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