[TechAssist] Re: Philips 32PT663R37 chassis LO1.1UAC strange shutdown.
- From: gulftech@xxxxxxxx
- To: techassist@xxxxxxxxxxxxx
- Date: Thu, 2 Dec 2004 15:18:11 -0600
Yes, Don.
Lots of people picked up on that. It was a case of not thinking what I
was typing.
Sorry about that!
Ken Smith
Gulf Technical Services
3034 Gulf Breeze Parkway
Gulf Breeze, FL 32563
850-934-8324 (Voice), 850-932-0819 (fax)
On Thu, 2 Dec 2004 16:12:35 -0400 "Don Hartigan" <hartstv@xxxxxxxxxxx>
writes:
> Ken;me thinks you got it backwards;Don't think I've ever seen a
> 47volt
> cap.............
> Don of HARTS-TVCR"ASC"
> 9 Robert St.,Oromocto,NB,Canada,E2V3N2
> Tel#506-357-9785,Fax#506-357-6010
> hartstv@xxxxxxxxxxx
> ----- Original Message -----
> From: <gulftech@xxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, December 02, 2004 10:41 AM
> Subject: [TechAssist] Re: Philips 32PT663R37 chassis LO1.1UAC
> strange
> shutdown.
>
>
> > Phil,
> >
> > What is a 35V47? I could assume that is a 35ufd, 47V cap, but
> would like
> > to be sure. If that is right, what is the value of the original,
> if
> > different?
> >
> > Thanks,
> >
> >
> > Ken Smith
> > Gulf Technical Services
> > 3034 Gulf Breeze Parkway
> > Gulf Breeze, FL 32563
> > 850-934-8324 (Voice), 850-932-0819 (fax)
> >
> >
> >
> > On Thu, 2 Dec 2004 07:28:57 EST Philstv@xxxxxxx writes:
> >> I always replace capacitor 2455 with a 35V47. These cause all
> kinds
> >> of shut
> >> down and start up problems.
> >> Phil Solarz
> >> RAC - National Product Service
> >> Phil's Electronics
> >> C.E.T. GNN3799 - FMIC
> >> 734-718-0301
> >>
> >> In a message dated 12/1/2004 11:35:36 PM Eastern Standard Time,
> >> support@xxxxxxxxxxxxxxxxxx writes:
> >> John,
> >> I don't know if this will help:
> >> Philips\27PT543S37A L01\FOR IMPROVED RELIABILITY When servicing
> >> the L01.1U
> >> AC chassis that uses 25 inch
> >> and 27 inch standard curved face CRT's\always examine capacitor
> 2462
> >> located
> >> near the Base lead of the
> >> Horizontal Output transistor 7460\\L01\If 2462 is a small blue or
> >> orange part
> >> replace it with 2022 333
> >> 00084. Use no other part here\\\\\\\\
> >>
> >> This from Force:
> >> Symptom:
> >> At turn on the raster appears and rapidly changes colors. Then
> >> shutdown
> >> (protection) happens. If placed
> >> into Factory Mode using the 4835 310 57511 FMR remote the
> flashing
> >> will
> >> continue. Sg2 voltage is stable
> >> and clean of disturbance.
> >>
> >> Cause:
> >> Open resistor 3451 and shorted diode 6447. 3451 is a stand up
> >> resistor and
> >> may be measured in-circuit.
> >> Normal value is between 2 and 10 ohms (varies with model-see
> Force).
> >> Parts are on top of board at Section 6B.
> >>
> >>
> >> Resolution:
> >> Replace 3451 and 6447. NOTE: 3451 is a critical Safety part and
> >> must be
> >> replaced by the exact
> >> part/value.
> >>
> >> Symptom:
> >> Interference in picture.
> >>
> >> Cause:
> >> Yoke leads near CRT Dag ground wire
> >>
> >> Resolution:
> >> Bundle yoke leads away from CRT Dag ground wire and from tuner
> area.
> >>
> >> CAUTION Do NOT bundle Vertical and Horizontal yoke leads
> together.
> >> Make 2
> >> separate bundles.
> >>
> >>
> >> Jeff
> >> --
> >> Intrepid Video TV/VCR Repair
> >> 263 S Front St, Steelton PA 17113
> >> 717-939-7708; (F) 717-564-4952
> >> www.intrepid-video.com www.tech-repair.net
> >> ----- Original Message -----
> >> From: "John at Main TV" <maintv2004@xxxxxxxxxxx>
> >> To: <techassist@xxxxxxxxxxxxx>
> >> Sent: Wednesday, December 01, 2004 1:52 PM
> >> Subject: [TechAssist] Philips 32PT663R37 chassis LO1.1UAC strange
> >> shutdown.
> >>
> >>
> >> I have this 32" set made in 2003. The picture comes on with
> strange
> >> colors,
> >> alternating predominately red, green or blue. The focus seems to
> >> shift and
> >> there is noise in the picture, like hundreds of tadpoles swimming
> to
> >> the
> >> left. It always comes on with a menu labeled "active control".
> It
> >> will
> >> then shut down in 15 seconds and require 2 power button pushes to
> >> turn on
> >> again. Interesting, if I continue to change channels, it will not
> >> shut down
> >> but the picture never gets better. All the PS sources and
> >> scan-derived
> >> sources check OK. The picture tube does not seem to be shorted.
> I
> >> think it
> >> may be the IHVT but I am looking for another opinion before I
> order
> >> it. I do
> >> have the service manual. TIA, John.
> >> John Mielke
> >> Main TV
> >> 636 main St.
> >> Longmont, Co
> >> phone 303 776 6955
> >> fax 303 776 0792
> >> maintv2004@xxxxxxxxxxx
> >>
> >>
> >
>
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