After making allot of checks and allot of soldering not finding anything, I pulled relay RY101 thinking even though it was activating maybe it was not making good enough contact (carbon etc...) to fire unit. Once pulled, come to see 1 of the 4 relay legs was only sticking out about>
-< that far outside the housing of relay. fix: extended leg with piece of wire, fired right up.... "joe" ================================== [EMAIL PROTECTED] From: [EMAIL PROTECTED] (<[EMAIL PROTECTED]>) Date: Fri, Jan 9, 2004, 10:31am To: [EMAIL PROTECTED] (ELECTRONICS PROFESSIONALS LIST) Subject: Re: [Techs] Emerson TC1972D DEAD relay clicks Reply�to: [EMAIL PROTECTED] (ELECTRONICS PROFESSIONALS LIST) Joe, >From Tech Repair CD: EMERSON\TC1972D\DEAD* RELAY CLICKS\\\\RESOLDER RELAY RY101 CONTACTS\\\\\\\\ EMERSON\TC1972D\DEAD- NO FUSE BLOWN\\\\D124 (12v) shorted\\\\\\\\ EMERSON\TC1972DA\DEAD SET. FUSE GOOD. LIGHTNING DAMAGE.\\\\OPEN R502 (3.9/5W) AND SHORTED D503 (ECG125).\\\\\\\\ Good luck. 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 ----- Original Message ----- From: "Joe Tech2004" <[EMAIL PROTECTED]> To: "Email list for ELECTRONICS PROFESSIONALS only" <[EMAIL PROTECTED]> Sent: Friday, January 09, 2004 7:16 AM Subject: [Techs] Emerson TC1972D DEAD relay clicks Make: Emerson Model: TC1972D Symptom: DEAD relay clicks Mfd.(1993) With power off IC504 5.0v standby regulator input (13.5vdc). power up drops to (4.9vdc in) and (4.9vdc out) to D126 cathode. anode of D126 (-49vdc) to R177 other side of R177 (0.0vdc) then goes back to L501. Obvious diodes and resistors in general area check ok, filter caps (SEEM) to check ok <(which doesn't mean diddly)...!!! NO PRINT.... any ideas or suggestions...??? ���Thanks "joe" Joes....Electronics (Joe:Tech/2004) [EMAIL PROTECTED] Fax::509-479-2283 _________________________________________ Please include original text when replying to this email. Once you get your unit repaired, please post the fix to the group. Order your tech repair CD today, Version 3.0 only $49.00-more monitor tips-user friendly program. [EMAIL PROTECTED] www.tech-repair.net ______ Techs mailing list [EMAIL PROTECTED] http://intrepid-video.com/mailman/listinfo/techs_intrepid-video.com Go to the link above and scroll to the bottom to enter your email address Joes....Electronics �(Joe:Tech/2004) [EMAIL PROTECTED] Fax::509-479-2283 _________________________________________ Please include original text when replying to this email. Once you get your unit repaired, please post the fix to the group. Order your tech repair CD today, Version 3.0 only $49.00-more monitor tips-user friendly program. [EMAIL PROTECTED] www.tech-repair.net ______ Techs mailing list [EMAIL PROTECTED] http://intrepid-video.com/mailman/listinfo/techs_intrepid-video.com Go to the link above and scroll to the bottom to enter your email address
