[TechAssist] Re: Zenith B25A24Z (9-2066-3) open FX3402 caused no +5V stby, other?
- From: "repair1" <repair1@xxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 28 Aug 2004 10:57:16 -0500
Phil, I have found through the years, that many zeniths would sustain a high
amplitude transient and only blow a fuse, hth.
Charles Betzler
Best electronics
repair1@xxxxxxxxxxxxx
----- Original Message -----
From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, August 28, 2004 10:44 AM
Subject: [TechAssist] Zenith B25A24Z (9-2066-3) open FX3402 caused no +5V
stby, other?
> This unit was dead.Storm she claims.
> Plug in and hear the typical "chirp" of the SMPS. Had +135V at HOT
> collector in stby. No power on or click because no +5V standby volts
> found. I located an open B+ fuse soldered in next to the SMPS
> transformer.FX3402 (3.0amp GMA).
> Replacing it restored my +5V standby, and normal TV operation.
> My question is, do these ever open with no other damages?
> Is there any histories on this?
> Phil Bader
>
> --
>
> Philip Bader
> Jan Phyl TV Inc. (estab. 1976)
> 3420 Recker Hwy. Winter Haven, Fl. 33880
> Fax (863) 299-8821
> email: tjanphyl@xxxxxxxxxxxxxxx
>
>
>
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