[TechAssist] Re: Sanyo TV Model DS31590 - 15 minutes shuts off
- From: "repair1" <repair1@xxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Mon, 11 Nov 2002 10:57:51 -0600
I think you mean nte977, 577 is an ultra fast switching diode, hth.
charles betzler
Best Electronics
repair1@xxxxxxxxxxxxx
----- Original Message -----
From: "Premium Technologies" <premtech@xxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, November 11, 2002 11:55 AM
Subject: [TechAssist] Re: Sanyo TV Model DS31590 - 15 minutes shuts off
>
> Hi Wally,
> Check IC681, UPC78L05, (cross: NTE577). Should read 5v or just slightly
> less. If not replace it and that should fix the problem. I might have a
> data on the jungle, I'll check tomorrow.
> Hope this helps.
> Bill
>
> Premium Technologies
> 27501 V Street
> Ocean Park, WA. 98640
> Phone: (360) 665-5984
> Fax: (815) 425-8530
> email: premtech@xxxxxxxxxxxxxx
> ----- Original Message -----
> From: "Wally Heise" <sirepair@xxxxxxxxxx>
> To: "Tech Assist" <techassist@xxxxxxxxxxxxx>
> Sent: Sunday, November 10, 2002 8:21 PM
> Subject: [TechAssist] Sanyo TV Model DS31590 - 15 minutes shuts off
>
>
> >
> > Hello,
> >
> > I am repairing a Sanyo tv DS31590 which has 2 problems. First, a few
> > seconds after the picture comes on, it dims to about half brightness.
> > Second, every 15 minutes it turns off like the sleep timer is activated.
> > Checking the menu, the sleep timer is not activated. Has anyone seen
> these
> > problems on a Sanyo, or have any ideas, are the 2 symptoms related? I
> need
> > to order the schematics, or if someone has the pin outs of the jungle
IC -
> > LA76170N, i would appreciate any information you might have. I have
tried
> > Sanyo, Google, Free Trade Zone and Chip Quest but no one has the data
> sheet
> > for this IC.
> >
> > Thanks,
> > Wally Heise
> > South Isle Repair
> > Isle, Mn.
> > sirepair@xxxxxxxxxx
> >
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