[TechAssist] Re: Fw: RCA-CTC177AA2-Mod#25gt503,OSD shifted left

  • From: "Don Hartigan" <hartstv@xxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Fri, 18 Jan 2002 13:31:48 -0400

Tks Dan,will check and let u know..regards..Don of
HARTS-TVCR''ASC''
9-Robert St.,Oromocto,NewBrunswick,CAN
Tel#506-357-9785Fax#506-357-6010
----- Original Message -----
From: "Webster TV" <webstertv@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, January 18, 2002 12:11 PM
Subject: [TechAssist] Re: Fw: RCA-CTC177AA2-Mod#25gt503,OSD shifted left


>
> Don,
>
> I had a CTC176 chassis that had what appeared to be a bunch of different
> symptoms.After repairing the tuner grounds and replacing the eeprom the
set
> would come on but would intermittantly go to a blank raster for a second
and
> then come back on with on screen display on. Sometimes set would make a
loud
> pop and lose vertical sweep and then shutdown. Sometimes it would go snowy
> with no front control functions.I replaced the 'micro' and this didn't
help.
> After many hours on this set , I finally found a open printed circuit
trace
> between JC403 and JC411. This is in the 12v standby A. Jumper with a piece
> of wire to solve.This might be something to check beings you've got so
many
> different troubles.
>
>                                           Dan Webster
>                                           Webster's TV
>                                           Shullsburg, Wi
> ----- Original Message -----
> From: Don Hartigan <hartstv@xxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, January 17, 2002 7:39 PM
> Subject: [TechAssist] Re: Fw: RCA-CTC177AA2-Mod#25gt503,OSD shifted left
>
>
> >
> > Al&Jack,tks for replys.What is the AFT adj procedure?C3301 was
> replaced.This
> > unit has a bad micro,i think.The MENU keeps popping up for no reason
> > &besides being shifted to left,it's very erratic.Though i might have a
bad
> > tact switch but changed them &still same.Also the unit will sometimes
> pulse
> > on/off &then stay on.Rechecked my tuner warp repair&it looks good.Think
i
> > may be looking at multiple problems on this set.Rpelaced Q4101,the 5volt
> > standby,it's emmiter was down to 4.76vdc.It's now 5.1vdc.Rechecked the
> U4101
> > reg.Starting to go around in a circle on this set so will put it aside
> &come
> > back to it with a fresh outlook &start from scratch.Will keep all up to
> date
> > if i get a complete&final fix.tks again.....Don of
> > HARTS-TVCR''ASC''
> > 9-Robert St.,Oromocto,NewBrunswick,CAN
> > Tel#506-357-9785Fax#506-357-6010
> > ----- Original Message -----
> > From: "al m" <ampm@xxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Thursday, January 17, 2002 10:11 AM
> > Subject: [TechAssist] Re: Fw: RCA-CTC177AA2-Mod#25gt503,OSD shifted left
> >
> >
> > >
> > > don check pin 38 on micro for sync pulse if not there or not square
> check
> > > c3301. i had the same problem and the sync signal went rounded after
the
> > > cap.unit won't autoprogram without sync signal
> > > al marquardt
> > > ampm@xxxxxxx
> > >
> > >
> > > ----- Original Message -----
> > > From: "Jack" <lightwizard_2000@xxxxxxxxx>
> > > To: <techassist@xxxxxxxxxxxxx>
> > > Sent: Wednesday, January 16, 2002 8:20 PM
> > > Subject: [TechAssist] Re: Fw: RCA-CTC177AA2-Mod#25gt503,OSD shifted
left
> > >
> > >
> > > >
> > > > You need to employ the aft adjustment procedure in
> > > > order for it to "remember" the channels.
> > > >
> > > >
> > > >
> > > >
> > > > --- Don Hartigan <hartstv@xxxxxxxxxxx> wrote:
> > > > >
> > > > > HARTS-TVCR''ASC''
> > > > > 9-Robert St.,Oromocto,NewBrunswick,CAN
> > > > > Tel#506-357-9785Fax#506-357-6010
> > > > > ----- Original Message -----
> > > > > From: Don Hartigan
> > > > > Sent: Wednesday, January 16, 2002 5:40 PM
> > > > > Subject: RCA-CTC177AA2-Mod#25gt503,OSD shifted left
> > > > >
> > > > >
> > > > > Unit orginally came in with bad reg
> > > > > U4101.&r4104.Also did tuner warp repair,resoldered
> > > > > all shields&stand up posts.Now my OSD is shifted to
> > > > > left.This is normally a C3301 &Q3301 problem.EEPROM
> > > > > was replaced.FOUND  Q3301 smd,where is c33o1??It is
> > > > > supposed to be on the base of Q3301.Also this unit
> > > > > will auto program all channels but when completed
> > > > > will not channel up/down.You have to select each
> > > > > channel individaully.Tryed another EEPROM ,no
> > > > > help.Is my T-chip faulty or is ti the micro???
> > > > > tia......Don of
> > > > > HARTS-TVCR''ASC''
> > > > > 9-Robert St.,Oromocto,NewBrunswick,CAN
> > > > > Tel#506-357-9785Fax#506-357-6010
> > > > >
> > > > > ------------------------------------------
> > > > > Make your TechAssist database better!
> > > > > Submit Repair Tips here:
> > > > > http://www.tech-assist.org/secure/tip/
> > > > > ------------------------------------------
> > > > > To UNSUBSCRIBE your email address, click here:
> > > > >
> > > > mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe
> > > > > Or send a BLANK email with unsubscribe in the
> > > > > SUBJECT field to the address above.
> > > > >
> > > >
> > > >
> > > > =====
> > > > Electronic Wizards
> > > > 535 North Woodlawn
> > > > Suite 350
> > > > Wichita, Kansas 67208
> > > > 316-686-8324
> > > > 316-686-4815 fax
> > > >
> > > > __________________________________________________
> > > > Do You Yahoo!?
> > > > Send FREE video emails in Yahoo! Mail!
> > > > http://promo.yahoo.com/videomail/
> > > > ------------------------------------------
> > > > Make your TechAssist database better!
> > > > Submit Repair Tips here: http://www.tech-assist.org/secure/tip/
> > > > ------------------------------------------
> > > > To UNSUBSCRIBE your email address, click here:
> > > > mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe
> > > > Or send a BLANK email with unsubscribe in the
> > > > SUBJECT field to the address above.
> > > >
> > > >
> > > >
> > >
> > >
> > > ------------------------------------------
> > > Make your TechAssist database better!
> > > Submit Repair Tips here: http://www.tech-assist.org/secure/tip/
> > > ------------------------------------------
> > > To UNSUBSCRIBE your email address, click here:
> > > mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe
> > > Or send a BLANK email with unsubscribe in the
> > > SUBJECT field to the address above.
> > >
> >
> > ------------------------------------------
> > Make your TechAssist database better!
> > Submit Repair Tips here: http://www.tech-assist.org/secure/tip/
> > ------------------------------------------
> > To UNSUBSCRIBE your email address, click here:
> > mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe
> > Or send a BLANK email with unsubscribe in the
> > SUBJECT field to the address above.
> >
>
> ------------------------------------------
> Make your TechAssist database better!
> Submit Repair Tips here: http://www.tech-assist.org/secure/tip/
> ------------------------------------------
> To UNSUBSCRIBE your email address, click here:
> mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe
> Or send a BLANK email with unsubscribe in the
> SUBJECT field to the address above.
>

------------------------------------------
Make your TechAssist database better!  
Submit Repair Tips here: http://www.tech-assist.org/secure/tip/
------------------------------------------
To UNSUBSCRIBE your email address, click here:
mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe
Or send a BLANK email with unsubscribe in the
SUBJECT field to the address above.

Other related posts:

  1. Home
  2. techassist
  3. Archive
  4. 01-2002