Dave, Assuming you are using GOOD output transistors, not NTE subs or cheap generics, check the waveform of the drive signal and ring the yoke. Have had trouble with some Sanyo (Fisher) yokes. HTH, Ken Smith Gulf Technical Services 3034 Gulf Breeze Parkway Gulf Breeze, FL 32563 850-934-8324 (Voice) 850-932-0819 (Fax) On Wed, 29 May 2002 15:12:53 -0500 "Dave Jacobson" <dave-nielsenelectric@xxxxxxxxxx> writes: > I have a fisher tv PC-3527 in for service with repeat failure of the > horiz output Q402 & also the regulator str30130 also fails when the > output fails. The transistor runs very hot then fails. I have changed > Q401 the driver c428 the 1uf\160 t401 the driver transformer and also > c401. what am I missing? The B+ is running right at 130V the bias on > the output is -.03 > > > > ------------------------------------------ > To REMOVE your email address, click here: > http://www.tech-assist.org/unsubb.html > To CHANGE your email address, click here: > http://www.tech-assist.org/change.html > ------------------------------------------ > ***NEW*** Tips Added Instantly!!!*** > Submit Repair Tips here: > http://www.tech-assist.org/secure/tip/ ________________________________________________________________ GET INTERNET ACCESS FROM JUNO! Juno offers FREE or PREMIUM Internet access for less! Join Juno today! For your FREE software, visit: http://dl.www.juno.com/get/web/. ------------------------------------------ To REMOVE your email address, click here: http://www.tech-assist.org/unsubb.html To CHANGE your email address, click here: http://www.tech-assist.org/change.html ------------------------------------------ ***NEW*** Tips Added Instantly!!!*** Submit Repair Tips here: http://www.tech-assist.org/secure/tip/