[TechAssist] Re: service info Dell M780 Monitor
- From: "techforce" <techforce@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 28 Jun 2003 21:32:49 -0400
This is a 5 Pin Package ? T0-220-5L ( 5 Leed) ?
Steve Hearns
Technotronic Dimensions, NY (USA)
1-877-817-9885 (Voice / Fax US Only)
WWW.TECHNOTRONIC-DIMENSIONS.COM
----- Original Message -----
From: <HSWAD@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, June 28, 2003 9:12 PM
Subject: [TechAssist] Re: service info Dell M780 Monitor
> Egads, I copied from the wrong piece of paper. NTE1788 is a vertical
output
> IC. Is there a generic replacement for the KA2S0880? Hollis Bates, Field
> Engineer-retired,Lewiston, Maine, HSWAD@xxxxxxx
> In a message dated 6/28/03 3:07:56 PM Eastern
> Daylight Time, techforce@xxxxxxxxxxxx writes:
>
> > Subj:[TechAssist] Re: service info Dell M780 Monitor
> > Date:6/28/03 3:07:56 PM Eastern Daylight Time
> > From:<A HREF="mailto:techforce@xxxxxxxxxxxx";>techforce@xxxxxxxxxxxx</A>
> > Reply-to:<A
HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx</A>
> > To:<A
HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx</A>
> > Sent from the Internet
> >
> >
> >
> > Hollis:
> > NTE1788 looks like a H. Output IC Chip. Its not the One In
the
> > Power Supply like I mentioned.
> >
> > ============================================================
> > ndustry Number : NTE1788
> > NTE Device Number: NTE1788
> > IC-TV VERT OUTPUT,7-PIN SIP
> > ======================================================
> >
> > Sounds like maybe that IC is bad , or the VCC for it is Fluxuating.
> >
> > Look for a KA2S0880 5 Pin V. Reg IC in the PS Section. Let me know if
there
> > is one.
> >
> > Steve Hearns
> > Technotronic Dimensions, NY (USA)
> > 1-877-817-9885 (Voice / Fax US Only)
> > WWW.TECHNOTRONIC-DIMENSIONS.COM
> >
> > ----- Original Message -----
> > From: <HSWAD@xxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Saturday, June 28, 2003 3:00 PM
> > Subject: [TechAssist] Re: service info Dell M780 Monitor
> >
> >
> > > I took your suggestion and did check out IC601. The input voltage was
170
> > > volts and output fluctuated between 0 and 140 volts very fast. Base of
> > Horizontal
> > > output showed drive pulses untill shutdown occured. I ordered a
> > replacement
> > > to IC601 which crosses to an NTE1788. Will let you know the results.
> > Thanks a
> > > bunch. Hollis Bates Field Engineer-retired, Lewiston, Maine
HSWAD@xxxxxxx
> > > In a message dated 6/28/03 11:12:03 AM Eastern
> > Daylight
> > > Time, techforce@xxxxxxxxxxxx writes:
> > >
> > > > Subj:[TechAssist] Re: service info Dell M780 Monitor
> > > > Date:6/28/03 11:12:03 AM Eastern Daylight Time
> > > > From:<A
HREF="mailto:techforce@xxxxxxxxxxxx";>techforce@xxxxxxxxxxxx</A>
> > > >
Reply-to:HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx
> > > > To:HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx
> > > > Sent from the Internet
> > > >
> > > >
> > > >
> > > > Sounds like SMPS Problem. That IC regulator I mentioned before,
might be
> > > > worth checking out.
> > > >
> > > > Steve Hearns
> > > > Technotronic Dimensions, NY (USA)
> > > > 1-877-817-9885 (Voice / Fax US Only)
> > > > WWW.TECHNOTRONIC-DIMENSIONS.COM
> > > >
> > > > ----- Original Message -----
> > > > From: <HSWAD@xxxxxxx>
> > > > To: <techassist@xxxxxxxxxxxxx>
> > > > Sent: Saturday, June 28, 2003 7:18 AM
> > > > Subject: [TechAssist] Re: service info Dell M780 Monitor
> > > >
> > > >
> > > > > Monitoring the Flyback pulses at the Horizontal output transistor
>
> > shows no
> > > > > substained activity at all no matter whether the monitor is hooked
to
> > a
> > > > computer
> > > > > or not. Just wont start up. Hollis Bates, Foeld Engineer-retired,
> > > > Lewiston,
> > > > > Maine, HSWAD@xxxxxxxx
> > > > > In a message dated 6/27/03
> > 10:53:08
> > > > PM
> > > > > Eastern Daylight Time, alg@xxxxxxxxxxx writes:
> > > > >
> > > > > > Subj:[TechAssist] Re: service info Dell M780 Monitor
> > > > > > Date:6/27/03 10:53:08 PM Eastern Daylight Time
> > > > > > From:<A HREF="mailto:alg@xxxxxxxxxxx";>alg@xxxxxxxxxxx</A>
> > > > > >
> > Reply-to:HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx
> > > > > >
To:HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx
> > > > > > Sent from the Internet
> > > > > >
> > > > > >
> > > > > >
> > > > > > Does this also happen if the monitor isn't connected to a
computer.
> > If
> > > > > > work not connected then problem is it's not detecting incoming
> > video.
> > > > > >
> > > > > > Al G
> > > > > > Al's TV-Electronics
> > > > > > Pembroke Ont.
> > > > > > Canada
> > > > > >
> > > > > > HSWAD@xxxxxxx wrote:
> > > > > > >
> > > > > > > The monitor led goes green for one second and then orange.
unit
> > shuts
> > > > down
> > > > > > > instantly without ever giving any indication of anything on
the
> > > > screen.
> > > > > > All of
> > > > > > > them that I have that are down are showing the same
symtoms.Hollis
> > > > Bates,
> > > > > > Field
> > > > > > > engineer-retired, Lewiston, Maine HSWAD@xxxxxxx
> > > > > > > In a message dated 6/27/03 9:42:35
AM
> > > > Eastern
> > > > > > > Daylight Time, techforce@xxxxxxxxxxxx writes:
> > > > > > >
> > > > > > > > Subj:[TechAssist] Re: service info Dell M780 Monitor
> > > > > > > > Date:6/27/03 9:42:35 AM Eastern Daylight Time
> > > > > > > >
From:HREF="mailto:techforce@xxxxxxxxxxxx";>techforce@xxxxxxxxxxxx
> > > > > > > > Reply-to:HREF="mailto:techassist@xxxxxxxxxxxxx";>
> > > > techassist@xxxxxxxxxxxxx
> > > > > > > >
> > To:HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx
> > > > > > > > Sent from the Internet
> > > > > > > >
> > > > > > > >
> > > > > > > >
> > > > > > > > It seems unsure what chassis is actually in this Monitor. A
lot
> > of
> > > > them
> > > > > > Were
> > > > > > > > Sony equivalent Chassis used in Sony Monitors, Some were
> > Panasonic.
> > > > > > > >
> > > > > > > > What is the problem with your Monitor ? There is a history
of
> > Shut
> > > > Down
> > > > > > > > Problems, and geomitry / Centering Problems.
> > > > > > > >
> > > > > > > > Steve Hearns
> > > > > > > > Technotronic Dimensions, NY (USA)
> > > > > > > > 1-877-817-9885 (Voice / Fax US Only)
> > > > > > > > WWW.TECHNOTRONIC-DIMENSIONS.COM
> > > > > > > >
> > > > > > > > ----- Original Message -----
> > > > > > > > From: <HSWAD@xxxxxxx>
> > > > > > > > To: <techassist@xxxxxxxxxxxxx>
> > > > > > > > Sent: Friday, June 27, 2003 8:16 AM
> > > > > > > > Subject: [TechAssist] service info Dell M780 Monitor
> > > > > > > >
> > > > > > > >
> > > > > > > > > Yesterday I spent two hours on the phone to Dell trying to
> > find a
> > > > > > source
> > > > > > > > for
> > > > > > > > > service info for the M780 monitor of which I have several
that
> > are
> > > > > > down. I
> > > > > > > > > just allowed myself to be herded from one extension to
another
> > and
> > > > > > kept a
> > > > > > > > record
> > > > > > > > > of where I was sent and as much as possible who I talked
to. I
> > > > first
> > > > > > > > > approached them in need of service info. That did not
produce
> > > > results.
> > > > > > I
> > > > > > > > then changed
> > > > > > > > > to wanting to know where to take them in my area to be
> > repaired.
> > > > No
> > > > > > > > results
> > > > > > > > > just more being tossed from one person to another. Next I
> > tried to
> > > > > > find
> > > > > > > > out who
> > > > > > > > > would repaid a unit if I were to purchase one from them
and it
> > > > needed
> > > > > > > > repair
> > > > > > > > > either in warranty or out. No results. Lastly I tried to
get
> > > > answers
> > > > > > if
> > > > > > > > the unit
> > > > > > > > > were to be in warranty. Was given a number to call that no
one
> > > > > > answered.
> > > > > > > > > Something is really amiss at this company. They have great
> > > > products
> > > > > > and
> > > > > > > > have a
> > > > > > > > > good sales talk. Just thought I would let you know. Hollis
> > Bates,
> > > > > > Field
> > > > > > > > Engineer-
> > > > > > > > > retired, Lewiston, Maine. HSWAD@xxxxxxx
> > > > > > > > >
> > > > > > > >
> > > > > >
> > > >
> >
****************************************************************************
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