640-character Liquid Crystal Display with backlit control.
On-board input, output, and status indicators to support diagnostics.
Software upgrades and foreign-languages character sets via serial port from a panel or other device using the Remote Data Port (RDP) interface. Upgrades do not require the replacement of any programmable devices.
Rubberized keypad.
Input for AKS-1B key switch.
Fits in two ACS annunciator module locations.
Display and Control Center (DCC) participation/indication.