here is what i use!!!
and here is what i use in sdconfig to disable and reenable the radio!!
LOCK
isabled
HIDE:Enabled
CPY1:\Storage Card\EXE\restartradio.exe
CPY2:\Temp\restartradio.exe
EXEC:\Temp\restartradio.exe
...
...all other sdconfig options you use!!!
...
EXEC:\Temp\restartradio.exe
Lock
isabled
RST: Reset