The unlock instructions for the 30 button keysets are in the SBX 4.0 manual which is available on Vconnect. You will have to wire the uni-phones to pins three and six on the KSU side.

Last edited by Derrick; 07/23/17 03:50 PM.

www.myrandomviews
"Old phone guys never die, they just get locked in some closet with an old phone system and forgotten about"

Retired, taking photographs and hoping to fly one of my many kites.