[TechAssist] Re: PTV835
- From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 28 Jul 2004 10:59:30 -0400
I would probably say to estimate it for that large signal board
(00APD026C003).
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: "peggs" <peggs@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, July 28, 2004 12:44 PM
Subject: [TechAssist] PTV835
> model 9P5034c101
> main/hv/power supply pcb is APD026b002
> Customer's complaint was a Black picture/no sound/power light only.
>
> Set played ,but with sides drawn in a little,for most of the day
yesterday.
> But set started collapsing on all four sides yesterday afternoon.Measuring
> the PS
> voltages,the 130v source was running at 123v,but would drop to 103v when
it
> collapsed.
> The other PS Secondary voltages were low also(about 80% of what they
should
> be).
> This morning it has the symptom the customer complained about.It tries to
> power up,
> 130v is under 110v,and it powers off,voltage slowly drops.
> I'm sure I have a Power Supply Primary problem here,cause it played most
of
> the day
> yesterday,all-be-it at slightly low PS Secondary Voltages.
>
> This set came in from a local rent-a-center a couple of months ago with
> this complaint.
> We hooked it up immediately and it came on fine(but my guess is,at that
> time the sides were pulled).
> Anyway,the rent-a-center owner took it back with him,and said it played
> fine(again,I'm guessing sides pulled in)
> for 2 days,then they returned it to the customer.Now it's back.
>
> Problem is,I have no manual and I've never worked on this chassis before.
> This PS Primary is impossible to 'follow'.
>
> Any tips,Manuals or advice is greatly appreciated.
>
> Peggs
> Peggs' Electronics
> 1519 West 2nd Street
> Owensboro,KY 42301
> 270-926-4968
> fax 270-686-7399
> peggs@xxxxxxxxxxxxx
>
>
> --------------------------------------------------------------------------
---
> Lost Password:
> http://www.tech-assist.org and select "Login Problems?".
> Email Archives:
> //www.freelists.org/archives/techassist/
>
-----------------------------------------------------------------------------
Lost Password:
http://www.tech-assist.org and select "Login Problems?".
Email Archives:
//www.freelists.org/archives/techassist/
Other related posts:
