Did you check the electrolytic on the primary of the horizontal driver transformer? If the HOT was shorted...there is usually a reason! These tips may apply! --------------------------------------------------------------- Text pasted from WinSTIPS 2.0 http://www.ServiceSoftware.com --------------------------------------------------------------- SONY KV32HSR10 H.O.T. Repeat Failure. Runs Hot. Ringing In Waveform T501 P/N 143719511 Horiz Driver Xfrmr --------------------------------------------------------------- SONY KV32HSR10 Dead From Danny'S Tv Mfg:April 89 Sams 2821-2 Replace H.O.T Q503=D1941 (From Sony ) To 2sc4927 And R523 To 0.33 Ohm 1w,Q505=C3298b From Sony Can Be Replaced With 2sc4793. --------------------------------------------------------------- ========================== Jeff Stielau Shoreline Electronics Repair 344 East Main Street Clinton,CT 06413 860-399-1861 860-664-3535 (fax) jstielau@xxxxxxxx ========================== "If you push something hard enough it will fall over." Fudd's First Law of Opposition - Sir Sidney Fudd ----- Original Message ----- From: "C&W Electronics" <c_w_electronics@xxxxxxxxxxx> To: "Tech Assist" <techassist@xxxxxxxxxxxxx> Sent: Friday, May 30, 2003 11:05 PM Subject: [TechAssist] Sony KV32HSR10 > Need some help. Customer complaint; no pict/snd, clicks only. Just went off. > Located shorted Q503(2SD1941) 8-729-304-50. Replaced Q503, ckd & soldered dvr transformer, coils, diodes, caps in horz ckt. All ckd ok. B+ steady at 135v. > > Picture and sound good. Brightness, linearity perfect, but after about 15 min, Q503, D512 and L501 run extremely hot. I know that Q503 would self short if left on. > > Any ideas would be appreciated. > > Paul W > C&W Electronics > Azle Texas > c_w_electronics@xxxxxxxxxxx > > **************************************************************************** * > The Tech Address Book: > http://www.tech-assist.org/secure/tip/contact.html > Add a Repair Tip Here, or Change/Remove your Email Address: > http://www.tech-assist.org/secure/tip/main.html > Lost Password: > http://www.tech-assist.org and select "Lost your Login Info?". > Email Archives: > //www.freelists.org/archives/techassist/ > ***************************************************************************** The Tech Address Book: http://www.tech-assist.org/secure/tip/contact.html Add a Repair Tip Here, or Change/Remove your Email Address: http://www.tech-assist.org/secure/tip/main.html Lost Password: http://www.tech-assist.org and select "Lost your Login Info?". Email Archives: //www.freelists.org/archives/techassist/