[TechAssist] Re: Zenith B25A02Z (9-2143-3 main) no sound, fix
- From: "Bob@Bobs tv" <woodman1@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 26 Aug 2004 15:08:23 -0400
Phil,
The mono version uses the same chip as the stereo 221-598-01... But
the stereo version has IC1400 audio chip (48pin) driving left/right audio to
pins 2/5 of audio output... Lots more involved...
Bob,
Bobs TV Worcester, ma
woodman1@xxxxxxxx
Main 508-853-1482
Fax 508-853-1480
----- Original Message -----
From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, August 26, 2004 2:37 PM
Subject: [TechAssist] Zenith B25A02Z (9-2143-3 main) no sound, fix
> On the main module( 9-2143-3) replaced audio output power IC IC804:
> LA4261/221-598/NTE1685.
> Though this is a one speaker mono sound TV, this chip is a dual 3.5 watt
> stereo amplifier. Just doesn't use one side. Probably with the right
> plug and another speaker I could make this set stereo.
> 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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