Thanks William. I checked B & D, bt came up empty. The info you sent gets me going, though. Thanks John Myers Myers TV Service Co. 376 E. State St. Alliance, OH 44601 Voice / Fax: 330-821-6545 Myers_tv_b@xxxxxxxxxxxxx http://www.myerstv.net "Do or do not... there is no try." -Yoda William E Miller wrote: >>Does anyone have a datasheet or pinout for a UPC1330HA? > > There's a PDF Sony service manual online which has this IC on the schematic. > > It's at: https://www.vancebaldwin.com/shop/research_new/SON/HCDMC1.pdf > > I've attached a pinout diagram of the IC itself from it. > > Here's the pin description (may be confusing, but this is how I got it): > > Datasheet text preview: > UPC1330HA > ***** AUDIO HEAD SELECTOR > -SIDE VIEW- > IL04 > 1 SW R1 > GND 2 > 3 SW P1 > 4 CONT > VCC +4.5V t o GND +15V) 5 6 7 > ( > GND 8 > 9 SW R2 > INVERTER > SW P2 > COMPARATOR > 1 SW R1 > 2 GND > 3 SW P1 > 4 CONT > 5 GND > 6 VCC > 7 SW P2 > 8 GND > 9 SW R2 > > If you have a login at bdent.com, they seem to have a spec sheet for it. > > Hope this helps. > > > William E. Miller, ASEET > prototech@xxxxxxx > Indiana USA > > > > ----------------------------------------------------------------------------- > 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/ > ----------------------------------------------------------------------------- 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/