hi,ther don1t seems to be a 1c421 0n this board any how i have been all the way through the tuning stage for dry joints is ther anything els i can try ta ----- Original Message ----- From: "David Pike" <david.pike@xxxxxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Tuesday, March 12, 2002 12:32 PM Subject: there is no ic421 in this set its a combination tv is there anything els i can try > > ----- Original Message ----- > From: "Eric Manuel" <tvman@xxxxxxxxxxxxxxx> > To: <techassist@xxxxxxxxxxxxx> > Sent: Tuesday, March 12, 2002 12:29 PM > Subject: [TechAssist] Re: JVC AV27750 vertical ic > > > > > > Hi look for an IC421 it should be mounted on a heatsink resolder all > > pins > > Eric > > > > Balazs Sallay wrote: > > > > > > After switching on, for 5-15 minutes picture is either > > > 1. ok > > > 2. vertically misplaced horizontal lines > > > 3. limited to vertical middle section, sometimes to a > > > single line. > > > Intermittent changes between 1,2,3. Seems to respond > > > to > > > gentle tapping. I looked up on the web and some people > > > say vertical IC typically needs > > > resoldering/replacement. Could someone tell me how to > > > locate it, what is written on it/next to it? Any other > > > ideas? Any help is appreciated. > > > > > > __________________________________________________ > > > Do You Yahoo!? > > > Try FREE Yahoo! Mail - the world's greatest free email! > > > 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. > > ------------------------------------------ > > 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.