Hello Jim, The only thing I found is one SB for tray alignment. Thanx, Scott Beebe Ohm Electronics Inc. 609 W. Clinton St. Ithaca NY 14850 Voice: (607) 273-8406 Fax: (607) 273-8743 WWW.OhmElectronicsInc.com mailto:Scott@xxxxxxxxxxxxxxxxxxxxx Thursday, April 15, 2004, 1:58:30 PM, you wrote: Jim> Tritronics web site mentions a SB, TMB555A when looking up the DVD PCB Jim> on this model. Does anyone have a copy of that bulletin? I have a Jim> schematic and it looks like there should be data from the BDIC to the Jim> audio DAC pin 2, none there. Any tips? Jim> Thanks, Jim> ******************************************************************************************************************* Jim> Since 1972 Jim> Jim Myers Jim> Telrad Electronics Jim> Fort Wayne, Indiana Jim> ----------------------------------------------------------------------------- Jim> Lost Password: Jim> http://www.tech-assist.org and select "Login Problems?". Jim> Email Archives: Jim> //www.freelists.org/archives/techassist/ ----------------------------------------------------------------------------- Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/