We have a samsung ct-5035xvc chassis which had a broken filament line when we attatched the test equipment ground to the ground on crt board ..unit shut down.. now it clicks on but shuts down after a second or two.checked diodes and components in power supply disconnect input to voltage reg and it will shut down too. any help appreciated. Alvin Rose Radio & TV Centre ------------------------------------------ To REMOVE your email address, click here: http://www.tech-assist.org/unsubb.html To CHANGE your email address, click here: http://www.techassist.net/forms/change.html ------------------------------------------ ***NEW*** Tips Added Instantly!!!*** Submit Repair Tips here: http://www.tech-assist.org/secure/tip/