As I have had no responses to this (on three forums) I will contact Tompson technical assist "900" line and post the answer for the group. Phil Philip Bader wrote: > > Originally no tuning.Also seemed to have some white residue inside the > Gemstar module I cleaned. (looked like water lime residue). > Customer says she can not make the Closed Captioned work . > Where does the CC function originate? Gemstar? > Would like some info before it comes back. > I assume she knows how, as she has another identical set she uses it on. > Phil Bader > -------- Original Message -------- > Subject: RCA F27615 / CTC203AX1 no tuning/no+33v, fix > Date: Sat, 13 Dec 2003 10:09:55 -0500 > From: Philip Bader <tjanphyl@xxxxxxxxxxxxxxx> > Organization: Jan Phyl TV Inc. ,Philip Bader > To: "techassist@xxxxxxxxxxxxx" <techassist@xxxxxxxxxxxxx> > > This version has the seperate small upright tuner. > measured all tuner pins, none had +33 volts (or even close). > Back at the SMPS (located at front left chassis) located the +33V > source. Starts at smps transformer pin 16, to diode CR14106, branches > off to several pionts. One of which was resistor R14119, 15K ohm/2W. > Open. > This went on to zener diode CR14107 (33 volt)., then C14111 > (100mf/63V),C14158 (1mf/100v). > Changing R14119,Zener CR14107 restored the 33V to tuner and operation > was restored. Change the two mwntioned electrolytics as precaution. > Phil > -- > Philip Bader > Jan Phyl TV Inc. (estab. 1976) > 3420 Recker Hwy. Winter Haven, Fl. 33880 > Fax (863) 299-8821 > email: tjanphyl@xxxxxxxxxxxxxxx > > ***************************************************************************** > Lost Password: > http://www.tech-assist.org and select "Login Problems?". > Email Archives: > //www.freelists.org/archives/techassist/ -- Philip Bader Jan Phyl TV Inc. (estab. 1976) 3420 Recker Hwy. Winter Haven, Fl. 33880 Fax (863) 299-8821 email: tjanphyl@xxxxxxxxxxxxxxx ***************************************************************************** Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/