Toshiba 27" TV built by Orion Model 27A43 Chassis M3N426 Posted this to Tech_Assist tips data base yesterday Horizontal size narrow and wavy interference beat pattern in picture Remove D603 Zener diode and discard, also check continuity of ground, anode D603 to IC601 pin 57 May need to adjust Hor Size in service menu Service menu access hold volume down on tv and 9 on remote select parameters with ch+ - and adjust values with vol+ - power off to save and exit menu hth someone Robert tvservice@xxxxxxxxxxxxx H & H Electronics Inc ----------------------------------------------------------------------------- Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/