[TechAssist] Re: Panasonic CTN2768s Horz off no sound

  • From: "George" <grndmstrg@xxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Thu, 27 Mar 2003 18:00:29 -0800

Peter,

Could be missing a pulse from the flyback, if you used the similar looking
FBT you had in stock. If so, did you verify for similar continuity between
all the pins? Just a shot in the dark.

George
Afana Electronics
Moreno Valley, CA

----- Original Message -----
From: "Peter oliver" <oliver_peter1@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, March 27, 2003 5:51 PM
Subject: [TechAssist] Panasonic CTN2768s Horz off no sound


>
>
> Panasonic CTN2768s
> Chassis ANEDP206
> 1991
>
>     Horiz off frequency- diag lines, no picture, no sound. Original
Problem
> dead. Cause shorted FBT and HOT + resistor see original message at bottom.
> Installed replacement FBT and HOT, 4.7 ohm and fuse. That got it to turn
on
> change channels, but no picture only horiz scew lines and no sound. Kind
of
> acts Like the Magnovox sets with a bad 100uf 200v cap in the HV. The set
> does have PIP possibly a PIP problem like in mitubuishi? Haven't found any
> bad caps yet. Ideas PIP bypass, other easy overlooked faults....?
>
> original post:
>
> Panasonic
> model CTN-2768S
> chassis ANEDP206
> mfd 1991
>
>       Set blew the HOT and the 4.7 5w in the power supply. Replcaed and it
> blew instantly so pulled the FBT T551 TLF15544F Rang it Zero rings took a
> close look and it was cracked so need to replace. My question is this I
> checked my stock of parts I have a TLF15546F on my shelf that is
Phyisicaly
> simmilar can it sub? I will probbably order a replacement next week if
not.
>
> Peter Oliver
> Tucson Radio TV
>
>
>
>
>
>
>
> _________________________________________________________________
>
>
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