To change the night mode on the NEC IPKII, SV8100 or SV9100 phone system - requires feature authorization


Please note that all systems are customized to your business's needs and these instructions may vary.


Typically from the front desk phone

  1. Press Speaker
  2. Dial 
    1. 7181 - Day Mode
    2. 7182 - Night Mode
    3. 7183 - Holiday Mode
  3. Press Speaker