sony kV-1985 MT

[nhoy_mags]

any Idea?no B+ for colletor  of hor. driver transistor.but if i disolder the 5 volts supply(for control system)..the sets turns ON.

[devroy]

thats means the proablem is in system section now u have to look reset,scl,sda,memory,cristal and protection pin of micro prosesor may be itself it is faulty.

[nhoy_mags]

thanks for the nice reply..i suspected the system IC.but im going to check the components that link with it.ty