SPATM Type of device used as maintenance terminal. (0 = Standard teletype/service printer - default, 1 = ANSI compatible VDU)
SPATR Type of device used as the remote terminal. (0 = Standard teletype/service printer - default, 1 = ANSI compatible VDU)
SPATC Type of device used as customer terminal. (0 = Standard teletype/service printer - default, 1 = ANSI compatible VDU)
Set the above parameters to a value of 1. You must log off and then back in for the change to become effective.