[TechAssist] Re: JVC AV35750 blown vert IC421 (LA7832) other?
- From: "Wayne Vanaman" <Wayne@xxxxxxxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 9 Jan 2004 10:58:35 -0600
That is a 75V zener. I use 1 watt pieces.
Wayne Vanaman
Omega Electronics
6904 W Fairfield Dr
Pensacola, Fl. 32506-3310
Wayne@xxxxxxxxxxxxxxxxxxxxx
WWW.PensacolaTVRepair.Com
850-456-5995 voice
850-458-6369 fax
----- Original Message -----
From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, January 09, 2004 10:36 AM
Subject: [TechAssist] JVC AV35750 blown vert IC421 (LA7832) other?
> This set went out fixed for another issue. A microscopic ring crack
> around the vert output IC421 (LA7832). This caused intermittant
> vertical until the chip blew apart.
> Question:
> Beside IC421 is a zener D422. Is this the zener that must be changed
> along with the IC or the new IC blows again? If so, what's the voltage
> value?
> Just getting over the flu...not hitting on all six yet.
> 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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