I am wondering if this problem wasn't there before the regulation problem.You may want to replace CR4403 and C4407.Replacing this parts may take care of the problem. Mando Birdie's TV & Electronics Casa Grande,AZ Phil Bader wrote: > Was dead,fuse open.Arc at AC input's spark gap indicating possible > storm. Replaced the 5A fuse and the suspicious U4101 STK730-150. POwers > up now with good picture/sound. > Only problem is when I change channels I notice the picture comes in > from sides a bit, like it is being loaded down. All seems to run cool. > I powered on the TV and measured the source#1 (+140VDC source) At > cathode of diode CR4106 and reads +135V.Low.Plugged in and in stand by > it measures +141.5VDC.I've seen this source run +146V normally before. I > changed the two caps at this source output, C4107 (100mf@250V) and C4105 > (10mf@200V). No change. > Changed PS capC4107 (10mf@63V) off pin 1 of U4101. > No help. > What am I missing? > Phil Bader > -- > Philip Bader > Jan Phyl TV Inc. (estab. 1976) > 3420 Recker Hwy. Winter Haven, Fl. 33880 > Fax (863) 299-8821 > email: philbad@xxxxxxxxxx > > ------------------------------------------ > 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/ ------------------------------------------ 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/