The NEC SL2100 has multiple “Internal Zones” and multiple “External Paging Zones”
By default all extensions are apart of “Internal Paging Zone 1” ( PRG 31-02 )
Internal Paging Zone 1 can be called by dialling 701 1
By default NO external paging outputs are assigned, each 082U card assigned in slots 1 – 3 can be assigned to Zones 1,2 or 3. In the bellow example External Zone 1 is assigned to use the output on the 082U ( RL/Audio ) port that is in “SLOT 1” remember 082U cards can only be in slots 1 – 3
Pin out for Audio Out – Pins 1&8 on RL/Audio
External Paging Zone 1 can be called by dialling 703 1
Both internal zone 1 & external zone 1 can be called
Dial *10