All but one secondary supply voltage is low. 140v B+ = 55v. One 12v supply is normal. Have checked all the supply lines for shorts or defective components. Have isolated each line. Nothing makes any difference. Have not changed switching I/C SFR-F6656. Not sure that the I/C is bad. Seems to be working. Wondering if it can work and still be bad? Thought before I replace it, maybe someone had some experience with this Paul Paul ,B Central TV&Video 911W Grand Ave Grover Beach Ca. (805)481-8084 ----------------------------------------------------------------------------- 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/