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8x8 Support

Viking ZPI-4 Overhead Paging System Configuration


Connecting a Viking ZPI-4 overhead paging system to a Cisco SPA122 ATA.


Disclaimer:  8x8 is not Responsible for configuration or deployment of legacy 3rd party Paging devices, please consult the Original Equipment Manufacturer for support. 8x8 X Series does not support FXO 3rd party devices

Applies To

  • Overhead Paging
  • Viking ZPI-4 
  • Cisco SPA122 ATA


  1. Connect the ZPI-4 to the SPA122 and configure for Ring Trip Paging as shown below:
    zpi-4 ring trip paging.png
  2. Set RING TRIP/TRUNK/PAGE PORT switch to RING TRIP (all the way to the left).
  3. Set TALK BATT switch to OFF (all the way to the left).
  4. Attach TIP and RING to TELCO IN terminals.
  5. (Optional.) Attach background music source to MUSIC IN terminals.
  6. Adjust the TIME OUT ADJUST as required. (This should be set to a second or two longer than the longest expected page. )
  7. (Optional.) If the phone system provides a contact closure for night ring, connect a pair of wires from this closure to the NIGHT CONTACTS terminals. If the phone system provides ring signal for night ring, hook up a pair of wires from the phone system night ring output to the NIGHT RING screw.
  8. Enable dial tone and page alert tone as shown in DIP switch programming. (See Viking ZPI-4 user manual, page 7.)
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