the fix was ic 900 regulator and pc900 optocoupler thanks to all that replied by the way strm6811 and strm6811a are not the same could not be subbed found out the hard way Pete Perdomo Tv Inc Since 1972 Miami.Fl ----- Original Message ----- From: pete To: techassist@xxxxxxxxxxxxx Sent: Sunday, October 16, 2005 1:55 PM Subject: vs4543 mitsubishi relay clicks then clicks off no high voltage mitsubishi projection checked fluid leaks found none. checked all pico fuses ok checked hot transistor and high voltage transistor are all ok checked diodes from secondary ok do not have a print can anybody help me. any help will be greatly appreciated Pete Perdomo Tv Inc Since 1972 Miami.Fl ----------------------------------------------------------------------------- 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/