I have seen the flybacks split in these chassis many times (although not recently). Chances are the flyback was bad to begin with and caused the initial failure. This time she just exploded. I have not used generics here so I cannot comment on that.
Bob Waterman, CET� #RI-28 Master Technician License #9109 Service Manager / Parts Manager Gemini Computer, TV, & Security Alarms (508)695-7302 (508)695-7769 FAX [EMAIL PROTECTED] [EMAIL PROTECTED] www.geminicomputertvsecurityalarms.com ----- Original Message ----- From: "Intrepid Video Support" <[EMAIL PROTECTED]> To: "Tech List" <[EMAIL PROTECTED]> Sent: Thursday, February 26, 2004 9:34 AM Subject: [Techs] NEED AN EXPERT** NAP RPJ710(27H1) dead > Oh boy...I replaced IC 401 in addition to the parts below. > > Unit is dead..found burnt resistors, REG, etc... > Replaced D414(sht), R403, R419, R424,425. Q410..used kit with ferrite beads. > Unit is still dead, no B+ at flyback. > Is there a way to test IC401 to see if it is bad? > Also, is generic OK to use on this? > One last thing, HOT in this was 2SD1847, S/B 610597. > I assume this thing has been running fine with this HOT and the HOT is OK > Now... > I pressed power on this set and HV started to built, but I heard what I thought was arcing, possibly from > the yoke. > I disconnected the yoke, pressed power again and the Flyback blew up(no kidding). It split in half and the > metal bar busted...and my hearing is gone for at least a few hours. > I am at a loss..when I got the set, the HOT was fine and is still fine. I have never had a flyback > literally bust like this.. > I can't see any relation with this to the regulator parts I replaced. I checked my work and the parts I > replace and they all seem OK. > I need to know, is it safe to get a fly for this thing? I've never had this chassis with all the problems > this one has had. > Suggestions? > Thank you. > > > Jeff Dougherty > Intrepid Video TV/VCR > 263 S Front St > Steelton PA 17113 > fax...717-564-4952 > www.intrepid-video.com www.tech-repair.net > > > _______________________________________________ > 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
