[TechAssist] Re: CTX 17" Monitor Model# PL9 (Dead) No FFC#

  • From: "STEFANUS LOTTER" <fanusl@xxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Tue, 7 May 2002 21:33:12 +0200


Pin 7 is the supply voltage for the chip, trace back you will find either a
diode or small wattage resistor open in this circuit. If you isolate pin 7
and then have 12V on the supply, then either the chip is bad or something on
the way to the fet is pulling your voltage down.

 SR Lötter (Fanus)
Computer Support Solutions
0827887162
fanusl@xxxxxxxxxx


----- Original Message -----
From: "Maxwell Bailes Jr." <bailes4@xxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, May 07, 2002 5:46 PM
Subject: [TechAssist] Re: CTX 17" Monitor Model# PL9 (Dead) No FFC#


>
> Hello,
> I have no voltage on pin7 of 3842 and have 11V on the
> center leg of Q104 no other voltage on Q104. I have
> 175V across C104 (220uf 400V) Any help greatly
> appricated.
>
> TIA
> Max
>
> --- STEFANUS LOTTER <fanusl@xxxxxxxxxx> wrote:
> >
> > Hi max,
> > 1.    voltage on pin 7 of 3842 ?
> > 2.    Fet ok?
> > If your supply is anything similar to CTX 1765M
> > check components around the
> > 3842 IC, If Fet blown replace the 3842!
> >
> > SR Lötter
> > Computer Support Solutions
> > East London
> > South Africa
> > +2782 7887 162
> >
> > ----- Original Message -----
> > From: "Maxwell Bailes Jr." <bailes4@xxxxxxxxx>
> > To: "techassit" <techassist@xxxxxxxxxxxxx>
> > Sent: Thursday, May 02, 2002 11:29 PM
> > Subject: [TechAssist] CTX 17" Monitor Model# PL9
> > (Dead) No FFC#
> >
> >
> > >
> > > Hello,
> > > This monitor is dead,no green or orange led light.
> > > Will not power up at all. Checked
> > > fuse,HOT,caps,diodes,solder joints,regulators,ect.
> > > Have no print. Any info. would be greatly
> > appreciated.
> > > TIA
> > > Max
> > >
> > > =====
> > >
> > >
> > > =====
> > > Max Bailes
> > > Bailes Electronics
> > > Rt.4 Box57-A
> > > Hurricane,WV. 25526
> > > 304-562-7167
> > >
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>
> =====
> Max Bailes
> Bailes Electronics
> Rt.4 Box57-A
> Hurricane,WV. 25526
> 304-562-7167
>
> __________________________________________________
> Do You Yahoo!?
> Yahoo! Health - your guide to health and wellness
> http://health.yahoo.com
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