Hello all, I've used a auto mech. stethoscope with a plastic tip. I've had very good luck pin pointing the trouble. Just my 2 cents. Max --- Premium Technologies <premtech@xxxxxxxxxxxxxx> wrote: > > Hi Walt, > I second that idea of pin-pointing the cause using > something to stethoscope > the location. I've even use a piece of paper > rolled-up in a cone. Small end > in your ear passing the larger end over the > suspected areas. (So much for > the low-end line tools of the trade). > You might also check the deflection yoke which could > be causing the feedback > squeal your describing. > Hope this helps > Bill > > Premium Technologies > 27501 V Street > Ocean Park, Washington 98640 > Phone: (360) 665-5984 > Fax: (775) 860-7747 > email: premtech@xxxxxxxxxxxxxx > ----- Original Message ----- > From: "al.L" <al@xxxxxxxxxxxxxxxxxxxx> > To: <techassist@xxxxxxxxxxxxx> > Sent: Thursday, February 14, 2002 12:24 PM > Subject: [TechAssist] Re: SONY KV27S42, Squeal > > > > > > Hi Walt, HTHAY? > > If its almost at the end of our hearing > range its probably the > > flyback, a rubber hose should pinpoint the > component,hold it to your > > ear.Also heard good reports on stethoscope. Good > luck. al > > > > alleathe@xxxxxxxxxxxxx > > Al Leatherman > > Mine Hill, NJ 07803 > > 973-361-5796 > > ----- Original Message ----- > > From: <Wallyusmc1@xxxxxxx> > > To: <techassist@xxxxxxxxxxxxx> > > Sent: Thursday, February 14, 2002 2:08 AM > > Subject: [TechAssist] SONY KV27S42, Squeal > > > > > > > > > > > > > > > > > > > > > > Hi all, > > > This set has a high pitched squeal when the > chassis is torqued and when > it > > is > > > in the set. If I twist the set the squeal will > com and go, however, > when > > I > > > press on the circuit board near the SMPS while > twisting the squeal > > > disappears. The set has had this problem for a > long time and was > serviced > > by > > > a SONY Service Center last year. They couldn't > find the cause of the > > squeal > > > and placed a wedge under the chassis. Any help > would be appreciated. > > > Walt > > > > > > > > > Walt Chambers, LtCol, USMC (Ret) > > > Walt's TV/VCR Service > > > 3753 Mission Avenue, STE 117 > > > Oceanside, CA 92054 > > > Ph 760-966-1213 > > > Fax 760-966-0891 > > > Mailto:wallyusmc1@xxxxxxx > > > ------------------------------------------ > > > Make your TechAssist database better! > > > Submit Repair Tips here: > http://www.tech-assist.org/secure/tip/ > > > ------------------------------------------ > > > To UNSUBSCRIBE your email address, click here: > > > > mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe > > > Or send a BLANK email with unsubscribe in the > > > SUBJECT field to the address above. > > > > > > > ------------------------------------------ > > Make your TechAssist database better! > > Submit Repair Tips here: > http://www.tech-assist.org/secure/tip/ > > ------------------------------------------ > > To UNSUBSCRIBE your email address, click here: > > > mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe > > Or send a BLANK email with unsubscribe in the > > SUBJECT field to the address above. > > ------------------------------------------ > Make your TechAssist database better! > Submit Repair Tips here: > http://www.tech-assist.org/secure/tip/ > ------------------------------------------ > To UNSUBSCRIBE your email address, click here: > mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe > Or send a BLANK email with unsubscribe in the > SUBJECT field to the address above. > ===== Max Bailes Bailes Electronics Rt.4 Box57-A Hurricane,WV. 25526 304-562-7167 __________________________________________________ Do You Yahoo!? Got something to say? Say it better with Yahoo! Video Mail http://mail.yahoo.com ------------------------------------------ Make your TechAssist database better! Submit Repair Tips here: http://www.tech-assist.org/secure/tip/ ------------------------------------------ To UNSUBSCRIBE your email address, click here: mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe Or send a BLANK email with unsubscribe in the SUBJECT field to the address above.