[TechAssist] Re: sears, by magnavox, PTV775
- From: Phil Bader <tjanphyl@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Mon, 25 Apr 2005 10:55:13 -0400
One possible:
PTV775:Dead.Fix:
Scan cap C811 shorted: 330pF@2KV #4835 1224 7058.
Phil Bader
Philip Bader
Jan Phyl TV Inc. (estab. 1976)
3420 Recker Hwy. Winter Haven, Fl. 33880
Fax (863) 299-8821
email: tjanphyl@xxxxxxxxxxxxxxx
larry wrote:
>blows horizontal output .
>I am not familiar with Magnavox projections, but it seems to be a a
>power supply that using the horizontal output some what like a SMP supply.
>the hot transistor blows randomly, but it seems to be intermittent
>drive, by tapping the board i can hear noises like loosing drive.
>several times looked and soldered, but can find no bad connections.
>blown 3 transistors already.
>anyone have a pcb for sale?
>APB015c003,
>one tip recommended the hot transformer, but , who knows.
>Larry
>
>
>
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