There are two s/m resistors going to the channel up tact switch. One is R2505, the other is R250? (can't read the last number). Both resistors are open and I can't read any number on them. Can someone with a manual please identify those resistors or send a pdf of that circuit? TIA, Ken Smith Gulf Technical Services 3034 Gulf Breeze Parkway Gulf Breeze, FL 32563 850-934-8324 (Voice), 850-932-0819 (fax) ----------------------------------------------------------------------------- Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/