See the following: JVC Vertical Failure You most likely have all or most of the following components defective in that unit (these are the usual bad components with vertical IC failure in these JVCs) so you better check or replace them all: IC421 (part# LA7832) D422 (part# MTZJ75-T2) (75 volt zener) D541 (part# RGP10J-5025-T3) R541 (1.8 ohm, 2 watt) C424 (100mfd/35v) C425 (470mfd/35v) 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 geminitv@xxxxxxxxxxx geminitv@xxxxxxx www.geminicomputertvsecurityalarms.com ----- Original Message ----- From: "Ed Gaidies" <teltek3@xxxxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Friday, April 16, 2004 11:57 AM Subject: [TechAssist] JVC AV-27920 (D422) Zener > Anyone have a value for this zener from Pin 2 of vertical Output IC? Diode > is designated D422. > > Thanks. > > -Ed- > > > > Tel-Tek Electronics > Ontario-Canada > > teltek3@xxxxxxxxxxxx > > > -------------------------------------------------------------------------- --- > Lost Password: > http://www.tech-assist.org and select "Login Problems?". > Email Archives: > //www.freelists.org/archives/techassist/ > ----------------------------------------------------------------------------- Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/