Jack, There are two schematics for this model, STFM1 and STJX1. I scoured both and cannot find J901 or J1901, no 901's anywhere in the audio ----- Original Message ----- From: " jack spencer" <jackson1@xxxxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Wednesday, February 06, 2008 8:37 AM Subject: [TA-A] Re: RCA F35750ST (CTC169BG5) SHUT DOWN WHEN P1905 CONNECTED to AUDIO PCB > "header location on the board", J901 on foil side > of Audio PCB, this board has two TDA's as opposed > to one Audio output IC. When pluged in, shuts down > immediately. 4 pins on J901,two of them supply > neg and pos votages, the other two have no idea. > > --- TeleramaTV@xxxxxxxxxxx wrote: > > From: "Telerama" <TeleramaTV@xxxxxxxxxxx> > To: <techassist@xxxxxxxxxxxxx> > Subject: [TA-A] Re: RCA F35750ST (CTC169BG5) SHUT DOWN WHEN P1905 > CONNECTED to AUDIO PCB > Date: Wed, 6 Feb 2008 00:27:37 -0500 > > Jack, I have the DVD's for all the chassis'. Cannot locate P1905. What is > the header location on the board. U1901 and '02 are your TDA's? Is this a > 10watt analog w/crossover? > ----- Original Message ----- > From: " jack spencer" <jackson1@xxxxxxxxxxxx> > To: "freelists.org " <techassist@xxxxxxxxxxxxx> > Sent: Tuesday, February 05, 2008 6:21 PM > Subject: [TA-A] RCA F35750ST (CTC169BG5) SHUT DOWN WHEN P1905 CONNECTED to > AUDIO PCB > > >> Dear Forum members: >> Shut down when connector P1905 connected to upright Audio PCB. >> 4 pin plug, B+ and B- OK, no drop in voltage when connected. >> Audio outputs replaced (TDA's). what are the signals, or voltages >> associated with P1905, in order to troubleshoot or any other helpful >> hints? >> >> Thanks, >> Jack >> >> >> >> ---------------------------------------------------------------------------- >> Netscape. Just the Net You Need. >> ------------------------------------------------------------------------------ >> Remove: Send a blank email to techassist-request@xxxxxxxxxxxxx with >> remove >> as subject. >> Set Vacation >> mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist%20vacation >> Lost Password: http://www.tech-assist.org and select "Login Problems?". >> Email Archives: http://www.freelists.org/archives/techassist/ >> > > ------------------------------------------------------------------------------ > Remove: Send a blank email to techassist-request@xxxxxxxxxxxxx with remove > as subject. > Set Vacation > mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist%20vacation > Lost Password: http://www.tech-assist.org and select "Login Problems?". > Email Archives: http://www.freelists.org/archives/techassist/ > > > > > _____________________________________________________________ > Netscape. Just the Net You Need. > ------------------------------------------------------------------------------ > Remove: Send a blank email to techassist-request@xxxxxxxxxxxxx with remove > as subject. > Set Vacation > mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist%20vacation > Lost Password: http://www.tech-assist.org and select "Login Problems?". > Email Archives: http://www.freelists.org/archives/techassist/ > ------------------------------------------------------------------------------ Remove: Send a blank email to techassist-request@xxxxxxxxxxxxx with remove as subject. Set Vacation mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist%20vacation Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: http://www.freelists.org/archives/techassist/