[TechAssist] Re: Mitsubishi VS-55707, VZ8 chasssis. dead,push power, double click

  • From: "tvservice" <tvservice@xxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Wed, 11 May 2005 17:16:23 -0500

Yes D971 was only part needed
been running all day
I used a Samsung #0402-001230 generic FMG-G2CS
I had in stock
NTE598 will work
Robert
tvservice@xxxxxxxxxxxxx
H & H Electronics Inc


----- Original Message ----- 
From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, May 11, 2005 12:18 PM
Subject: [TechAssist] Re: Mitsubishi VS-55707, VZ8 chasssis. dead,push
power, double click


> Yes! My D971 is shorted. Was this your complete fix?
> Thanks.
> Phil Bader
>
> Philip Bader
> Jan Phyl TV Inc. (estab. 1976)
> 3420 Recker Hwy. Winter Haven, Fl. 33880
> Fax (863) 299-8821
> email: tjanphyl@xxxxxxxxxxxxxxx
>
>
>
> tvservice wrote:
>
> >Check diode D971 on the +130 volt source for short
> >It's a 8 amp rectifier mounted to heatsink
> >Number on it is HERA806G Mits# 264P794010
> >just fixed this same problem last night.
> >Robert
> >tvservice@xxxxxxxxxxxxx
> >H & H Electronics Inc
> >
> >----- Original Message ----- 
> >From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
> >To: <techassist@xxxxxxxxxxxxx>
> >Sent: Tuesday, May 10, 2005 4:00 PM
> >Subject: [TechAssist] Mitsubishi VS-55707, VZ8 chasssis. dead,push power,
> >double click
> >
> >
> >
> >
> >>Customer said months ago there was a power surge (or interruption) at
> >>their home. When power restored, TV stayed off. Power company said no
> >>way it was their fault.(yeah).
> >>All fuses I find OK. Main AC fuse OK, FC902 (2A GMA) ,FC903 (4A GMA),
> >>F904(6.3A GMA).
> >>Has 5.01 VDC at I/R det diode sensor. Has +12VDCs. Nothing looks
> >>damaged.Push power button on remote, power relay does a quick
> >>
> >>
> >double-click.
> >
> >
> >>I unplugged the removable anode from top of flyback that goes over to
> >>seperate HV divider block, no help. Both HOT power transistors OK: Q5A00
> >>and Q5A02.
> >>Downloaded  a few tips... "heck pin 20 IC700 (AC off) for 0 volts. If
> >>high leaky diode D980" Volts are zero, so thats OK.Never hear any
> >>HV,just double relay click.
> >>Nothing in my emails.
> >>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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