SONY XR500 - XR800
SONY Model no. CDX-M500R , CDX-M600R , CDX-M700R And Possibly CDX-M800R IR Remote : SONY RM-X96 On the bottom of the unit is a window with three pair of contacts || || || Legend: || = Open Contacts N = Closed Contacts ------------------------------------------------------------- TP3 TP2 TP1 (code) ------------------------------------------------------------- || || || Unknown ------------------------------------------------------------- || || N Unknown ------------------------------------------------------------- || N || Unknown ------------------------------------------------------------- || N N sound,mode,att,open ------------------------------------------------------------- N || || Unknown ------------------------------------------------------------- N || N menu,enter,mode,open ------------------------------------------------------------- N N || Unknown ------------------------------------------------------------- N N N No Code ( Code Disabled ) ------------