Neon voltage (ring ping)

Last Updated : Apr 29, 2014 |
Prolog information
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Setting the neon voltage must be performed at installation and after replacement of the power supply.
Note:
The frequency (20, 25 or 50 Hz) is set by a switch on the power supply. Check the setting on this switch to ensure it is properly set.
Neon voltage should be set to OFF under these conditions:
  • Ringing option is set to 50 Hz. Neon voltage is not available.
  • LED message lamps are used on telephones.
  • No neon message waiting lamps on telephones.