Description
The NEC/Nitsuko Central Processing Unit for 28i KSU (92705) features:
▪ The system’s central processing, stored program and memory for the customer’s site-specific data
▪ Mode switch for cold (default data) start on power-up
▪ Reset switch to allow the system to be reset without powering down
▪ Battery for short term (14 day) backup of the customer’s site specific data
▪ Music on Hold jumper which allows you to select an external or internal source for Music on Hold
▪ Volume Control for Music on Hold
▪ DDK connectors for external Music on Hold/Background music source
▪ DDK connectors for eight digital telephones, VAU, 3-ACI, 3-DCI, or 2-OPX modules
▪ An additional connector for the DIM-U diagnostic unit
▪ Instalsl in the CPRU slot (Slot 1) in the main KSU
▪ Maximum per system: 1
▪ Refurbished
▪ One Year Warranty