[TechAssist] Re: Need Service Manual for Panasonic PVC2541
- From: "J Silverman" <greentron@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 19 Feb 2005 15:40:05 -0500
Closest manual I can find is PVC2540. year 2000 model. IC6001 pin 82 goes
high on "overcurrent detect" and pin 61 goes low on "power supply power
down". The chip is a D784928YG10.
Jerry Silverman
Greentron Inc
4 Newland Ave
Greenville SC 29609
Fax/Phone 864 232 3889
mail to: greentron@xxxxxxx
----- Original Message -----
From: <HSWAD@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, February 19, 2005 9:03 AM
Subject: [TechAssist] Re: Need Service Manual for Panasonic PVC2541
>
> Yes, it still does the same thing Jerry.I monitor the shutdown line (pin 1
> of IC6001-I'm assuming) and nothing seems to change there. While it is on
the
> vertical has overscan but I don't know the procedure for getting to the
> servicing mode so I don't know whether that is a mis-adjustment or not.
One thing
> I did notice is that there is a lack of blue in the picture, not
completely,
> but a lack of, and the collector voltage on the blue driver is 214 volts
like
> the source voltage. The red and green collectors are about 132 volts.
Thank
> you so much for your interest.
> Hollis Bates, EE-retired, Lewiston, Maine, _HSWAD@xxxxxxxx
(mailto:HSWAD@xxxxxxx)
> In a message dated 2/18/05 9:32:16 P.M. Eastern Standard Time,
> greentron@xxxxxxx writes:
> Does it do that with the CRT socket unplugged?
> Jerry Silverman
> Greentron Inc
> 4 Newland Ave Greenville SC 29609
> Fax/Phone 864 232 3889
> greentron@xxxxxxx
>
> ----- Original Message -----
> From: <HSWAD@xxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Friday, February 18, 2005 2:27 PM
> Subject: [TechAssist] Need Service Manual for Panasonic PVC2541
>
>
> > A service Manual in the PDF version for a Panasonic PVC2541 would be
most
> > appreciated. TV is destined to be donated to a school after repair. The
> trouble
> > is that the unit shuts down within two minutes. While on it is normal.
Has
> > to stay off five minutes before it will stay on any length of time
after
> that.
> > Hollis Bates, EE-retired, Lewiston, Maine, _HSWAD@xxxxxxxx
> > (mailto:HSWAD@xxxxxxx)
> >
> >
>
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