OK. Now: since I am showing my ignorance here I might as well go for the car, behind door #2! How exactly does a hole "go bad"? You mean poor solder flow thru them? Reflow solder is the fix? Phil Phil Bader, Pres. Jan Phyl TV Inc Winter Haven, Fl (863) 299-8821 Confounding the wise since 1976 personal email: pbader@xxxxxxxxxxxxxxx ----- Original Message ----- From: becyn <becyn@xxxxxxxxxx> Date: Friday, November 25, 2005 5:16 pm Subject: [TechAssist] Re: Toshiba TP50F90 color intermittent > You know, 'through holes" to make connections on multi-layered and > double sided boards? > "Via" is the pcb industry "politically correct" term for the things. > > Jim McVey > McVey Alltronix > 327 Broadway > Newburgh N.Y. 12550 > > "If it doesn't play... > CALL MCVEY !!!!!!" > Factory authorized > service for over 20 > major brands. > 845 561 8383 > (Last of the Mohegans) > > tjanphyl@xxxxxxxxxxxxxxx wrote: > > >have bad via's ???? > >Phil > > > >Phil Bader, Pres. > >Jan Phyl TV Inc > >Winter Haven, Fl > >(863) 299-8821 > >Confounding the wise since 1976 > >personal email: pbader@xxxxxxxxxxxxxxx > > > >----- Original Message ----- > >From: becyn <becyn@xxxxxxxxxx> > >Date: Friday, November 25, 2005 1:46 pm > >Subject: [TechAssist] Re: Toshiba TP50F90 color intermittent > > > > > > > >>Yes, Toshiba's "hyper or scan converter pcb's have been dropping > >>like > >>flies lately around here. > >>Some of them seem to have bad via's which are sensitive to > >>tapping, or > >>twisting the can slightly. > >> > >>Jim McVey > >>McVey Alltronix > >>327 Broadway > >>Newburgh N.Y. 12550 > >> > >>"If it doesn't play... > >>CALL MCVEY !!!!!!" > >>Factory authorized > >>service for over 20 > >>major brands. > >>845 561 8383 > >>(Last of the Mohegans) > >> > >>Carol Rundle wrote: > >> > >> > >> > >>>If your model has standup shielded module( hyper brd.) just > >>> > >>> > >>behind A/V jack panel, try a little freeze, and heat, inside > >>module. if it simulates your symtoms, remove brd., ESR lytics > , > >> I've repaired several Toshiba hyper brd's, found > >>weak,leaky smd lytics, usually find several (8-10)weak,leaky ! > >>Causing symtom's similar to your 's.. hth > >> > >> > >>>Bill > >>> Bill'sTV > >>> Sonora,Calif. > >>> > >>> > >>>Ian Scott <service.depot@xxxxxxxxxxx> wrote:Hello, This set is > in > >>> > >>> > >>the customer's home and intermittently loses > >> > >> > >>>color. When there is no color, the black and white picture has > a > >>> > >>> > >>noise>in it that appears like you're looking through a screen > >>door. Both the > >> > >> > >>>main picture and PIP will lose color. When I remove the rear > >>> > >>> > >>cover to > >> > >> > >>>work on it, after 10 minutes or so the problem won't occur > >>> > >>> > >>anymore. I > >> > >> > >>>have tried to heat up the pc boards with a hair dryer, but the > >>> > >>> > >>symptom>won't return (until I leave). I suspect the comb filter. > >> > >> > >>>The customer normally watches digital cable and he has had the > >>> > >>> > >>cable box > >> > >> > >>>replaced. I have asked the customer to try using his DVD to see > >>> > >>> > >>if it > >> > >> > >>>loses color as well, but so far the results are inconclusive. > >>>Thanks in advance for any help. > >>>Ian Scott > >>>Service Depot > >>>252 Lasalle Blvd. > >>>Sudbury, ON > >>>P3A 1W6 > >>>705-566-3557 > >>>Fax 705-566-3455 > >>> > >>> > >>>---------------------------------------------------------------- > -- > >>> > >>> > >>----------- > >> > >> > >>>This Email List is accessible to the general public through > >>> > >>> > >>search engines. Remove: http://www.tech-assist.org/remove.htm > >> > >> > >>>Set Vacation > >>> > >>> > >>mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist% > >> > >> > >20vacation>Lost Password: http://www.tech-assist.org and select > "Login > >Problems?". > > > > > >>>Email Archives: //www.freelists.org/archives/techassist/ > >>> > >>> > >>> > >>>Carol Rundle > >>>brundle@xxxxxxxxxxxxx > >>> > >>> > >>> > >>>---------------------------------------------------------------- > -- > >>> > >>> > >>----------- > >> > >> > >>>This Email List is accessible to the general public through > >>> > >>> > >>search engines. Remove: http://www.tech-assist.org/remove.htm > >> > >> > >>>Set Vacation > >>> > >>> > >>mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist% > >> > >> > >20vacation>Lost Password: http://www.tech-assist.org and > >select "Login Problems?". > > > > > >>>Email Archives: //www.freelists.org/archives/techassist/ > >>> > >>> > >>> > >>> > >>> > >>> > >>-- > >>No virus found in this outgoing message. > >>Checked by AVG Free Edition. > >>Version: 7.1.362 / Virus Database: 267.13.7/182 - Release Date: > >>11/24/05 > >>----------------------------------------------------------------- > -- > >>---------- > >>This Email List is accessible to the general public through > search > >>engines. Remove: http://www.tech-assist.org/remove.htm > >>Set Vacation > >>mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist% 20vacationLost > >> > >> > >Password: http://www.tech-assist.org and select "Login Problems?". > > > > > >>Email Archives: //www.freelists.org/archives/techassist/ > >> > >> > >> > >------------------------------------------------------------------ > ----------- > >This Email List is accessible to the general public through > search engines. Remove: http://www.tech-assist.org/remove.htm > >Set Vacation > mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist% 20vacation>Lost Password: http://www.tech-assist.org and select "Login Problems?". > >Email Archives: //www.freelists.org/archives/techassist/ > > > > > > > > > > > -- > No virus found in this outgoing message. > Checked by AVG Free Edition. > Version: 7.1.362 / Virus Database: 267.13.7/182 - Release Date: > 11/24/05 > ------------------------------------------------------------------- > ---------- > This Email List is accessible to the general public through search > engines. Remove: http://www.tech-assist.org/remove.htm > Set Vacation > mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist%20vacationLost Password: http://www.tech-assist.org and select "Login Problems?". > Email Archives: //www.freelists.org/archives/techassist/ > ----------------------------------------------------------------------------- This Email List is accessible to the general public through search engines. Remove: http://www.tech-assist.org/remove.htm Set Vacation mailto:ecartis@xxxxxxxxxxxxx?subject=set%20techassist%20vacation Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/