Deleting Channels on your SM-2200 with V1.0.3 software
Start from the MAIN MENU


Choose System Setting Menu


Highlight OK on the meter menu and press OK on the keypad


Highlight the channel you want to delete


Press OK on the keypad to select the channel you want to delete


Or press F2 to mark all channels.  


Press EXIT on the keypad.  Press OK to delete the selected channels.
Press Cancel to abort the deleting process.