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HTH, LLW LeRoy Westlund Westlund TV & Electronics 97 North Main "Where there's a will,... Centerfield, UT 84622-0087 There's always a way." Ph./Fax 435-528-3822 mailto:[EMAIL PROTECTED] -----Original Message----- From: Electronics <[EMAIL PROTECTED]> To: ELECTRONICS PROFESSIONALS LIST <[EMAIL PROTECTED]> Date: Saturday, May 22, 2004 2:28 AM Subject: Re: [Techs] Sony kv32s26 regulators keep on blowing >need a link for >NESCO.... can someone post? thanks > >Anthony Moseley >Electronics Inc. >7027 Hwy. 441 >Dillard, GA 30537 >[EMAIL PROTECTED] >----- Original Message ----- >From: "Frank Burnham" <[EMAIL PROTECTED]> >To: "ELECTRONICS PROFESSIONALS LIST" <[EMAIL PROTECTED]> >Sent: Saturday, May 22, 2004 1:21 AM >Subject: Re: [Techs] Sony kv32s26 regulators keep on blowing > > >> Actually, For Sony I use transistors from NESCO and B&D, and the NESCO >Sony >> PS kit. 100% successful repairs on power supplies with these and zero >> callbacks. >> I am sure to use all the parts possible from the kit I can, to insure >> reliability. Usually you end up with a few resistors that are left over, >and >> be sure of locations and values of resistors when you replace them. >Location >> # and the number on the parts sheet do not always match in the NESCO kit. >> Frank >> Dr. Digital >> ----- Original Message ----- >> From: "Mark Wentowski" <[EMAIL PROTECTED]> >> To: "ELECTRONICS PROFESSIONALS LIST" <[EMAIL PROTECTED]> >> Sent: Friday, May 21, 2004 9:28 PM >> Subject: RE: [Techs] Sony kv32s26 regulators keep on blowing >> >> >> > Use OEM replacement parts or be damned! >> > >> > And that supply is a push-pull circuit that can easily be serviced stand >> > alone. I usually put a 100 watt bulb on the +135V output and bring the >> input >> > voltage up slowly with an isolated variac. Connect your scope to monitor >> the >> > differential as if you were troubleshooting audio. At 20 to 25 AC volts >> > input the oscillator should start and regulation should began. At 45 to >60 >> > volts AC the supply can provide full output. >> > >> > Mark Wentowski >> > Perry Hill Electronics >> > 3836 Harrison Rd. >> > Montgomery AL 36109 >> > phone: (334)279-5622 >> > fax: (334)273-9050 >> > [EMAIL PROTECTED] >> > >> > -----Original Message----- >> > From: [EMAIL PROTECTED] >> > [mailto:[EMAIL PROTECTED] Behalf Of mgodar >> > Sent: Friday, May 21, 2004 6:01 PM >> > To: [EMAIL PROTECTED] >> > Subject: [Techs] Sony kv32s26 regulators keep on blowing >> > >> > >> > Hello This set has repeated Q601 and 602 shorting out. Originally the >HOT >> > was shorted. It is not shorting out presently. Checked related >components >> > r616 ,6117 d 603.repaired connections on main board and checked for >> others. >> > Replaced flyback >> > >> > This is the set with the separate power supply board on right side. >> > >> > This is the second set we have seen with this problem. First set is >> sitting >> > in the junk pile. Any advice would be appreciated >> > Thx Mike >> > >> > GODAR Electronics >> > TV service DIV >> > 339 North Gilbert rd >> > Gilbert AZ 85234 >> > (480)892-8207 >> > >> > >> > >> > _______________________________________________ >> > Tech Repair CD...order your just $49.00 plus shipping...One year of >> updates >> > free. >> > www.intrepid-video.com www.tech-repair.net >> > Techs mailing list >> > [EMAIL PROTECTED] >> > http://intrepid-video.com/mailman/listinfo/techs_intrepid-video.com >> > >> > >> > >> > _______________________________________________ >> > Tech Repair CD...order your just $49.00 plus shipping...One year of >> updates free. >> > www.intrepid-video.com www.tech-repair.net >> > Techs mailing list >> > [EMAIL PROTECTED] >> > http://intrepid-video.com/mailman/listinfo/techs_intrepid-video.com >> >> >> --- >> Outgoing mail is certified Virus Free. >> Checked by AVG anti-virus system (http://www.grisoft.com). >> Version: 6.0.689 / Virus Database: 450 - Release Date: 5/21/04 >> >> >> _______________________________________________ >> Tech Repair CD...order your just $49.00 plus shipping...One year of >updates free. >> www.intrepid-video.com www.tech-repair.net >> Techs mailing list >> [EMAIL PROTECTED] >> http://intrepid-video.com/mailman/listinfo/techs_intrepid-video.com >> > > > >_______________________________________________ >Tech Repair CD...order your just $49.00 plus shipping...One year of updates free. >www.intrepid-video.com www.tech-repair.net >Techs mailing list >[EMAIL PROTECTED] >http://intrepid-video.com/mailman/listinfo/techs_intrepid-video.com > _______________________________________________ Tech Repair CD...order your just $49.00 plus shipping...One year of updates free. www.intrepid-video.com www.tech-repair.net Techs mailing list [EMAIL PROTECTED] http://intrepid-video.com/mailman/listinfo/techs_intrepid-video.com
