[TechAssist] Re: Fixed Symphonic WF-1901 April 2001 need value of zener D657
- From: "Jamie" <mayj@xxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 4 Jun 2004 14:01:42 -0700
TV was dead replaced d657 w/ 33v 1W zener then set would try to turn on then
shutdown. Found r554 3.9ohm (supplies 25v for vertical ic)open. replaced and
set was fixed. Thanks for the info. Bob.
Jamie
----- Original Message -----
From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, June 04, 2004 9:32 AM
Subject: [TechAssist] Re: Symphonic WF-1901 April 2001 need value of zener
D657
> That should be a 33 volt, 1 watt zener diode, type 1ZC33 (NTE147A), part#
> QDQZ0001ZC33. It should be located off pin 10 of T601 in parallel with
R566
> and C567 and is for the 26.5 volt source. I will email you a PDF
attachment
> privately.
>
> Bob Waterman, CET® #RI-28
> Master Technician License #9109
> Service Manager / Parts Manager
> Gemini Computer, TV, & Security Alarms
> (508)695-7302
> (508)695-7769 FAX
> geminitv@xxxxxxxxxxx
> geminitv@xxxxxxx
> www.geminicomputertvsecurityalarms.com
>
>
> ----- Original Message -----
> From: "Jamie" <mayj@xxxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Friday, June 04, 2004 1:39 PM
> Subject: [TechAssist] Symphonic WF-1901 April 2001 need value of zener
D657
>
>
> > Need value of zener D657. Water spilled in tv. Found this diode
shorted.
> > Small blk diode w/ 331.c and ZC sideways.
> > The capacitor in the circuit is a 1000uf @ 35v.
> > Would appreciate it if someone could tell me the value.
> > Thanks
> > Jamie
> > Affordable TV Repair
> >
> >
> >
>
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