[TechAssist] Re: Fw: Viewsonic-E771,mod#VCDTS21532,Pulsing

No Kev,these are 2 different chassis.........
Don of HARTS-TVCR''ASC''
9 Robert St,Oromocto,NB,Can,E2V3N2
hartstv@xxxxxxxxxxx
Tel-5063579785,fax-3576010
cel-4701719
----- Original Message ----- 
From: "Kevin" <kevintv@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, May 28, 2004 5:32 PM
Subject: [TechAssist] Re: Fw: Viewsonic-E771,mod#VCDTS21532,Pulsing


> I have a Viewsonic made in 1998, G810 model, 21VS001 chassis with
> similar symptoms.  The picture would pulsate as well, but no squealing
> noise.  It looked like the input AC was going up and down.  I wonder how
> similar our 2 chassis' are.  I had to totally dissemble the monitor and
> reassemble it with the chassis hanging off and I forgot to connect the
> picture tube DAG to ground.  Now the HV comes up and the monitor goes
> into shutdown immediately.  Do I have 2 problems now, or is the flyback
> bad like yours?
>
> Kevin Wilks
> Kevin's TV & Video Repair
> Penticton BC Canada
> kevintv@xxxxxxx
>
>
> -----Original Message-----
> From: techassist-bounce@xxxxxxxxxxxxx
> [mailto:techassist-bounce@xxxxxxxxxxxxx] On Behalf Of Don Hartigan
> Sent: Friday, May 28, 2004 11:31 AM
> To: techassist@xxxxxxxxxxxxx
> Subject: [TechAssist] Fw: Viewsonic-E771,mod#VCDTS21532,Pulsing
>
>
>
>
> > This unit uses FBT7010,which is squeeling & the HV is pulsing .The HOT
> &
> > fets check ok.If I remove Q402=C5386 I can scope a good waveform on
> it's
> > base.Are FBT's a problem with this unit & will I require DAS to align
> this
> > monitor?..TIA..
> > Don of HARTS-TVCR''ASC''
> > 9 Robert St,Oromocto,NB,Can,E2V3N2
> > hartstv@xxxxxxxxxxx
> > Tel-5063579785,fax-3576010
> > cel-4701719
> >
>
>
>
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