MiVoice Business: Hardware
An active DTMF receiver circuit on the active Peripheral Switch Matrix card has a fault. By default all MiVoice Business systems are assigned three DTMF receivers, each having 16 circuits for a total of 48 circuits.
Maintenance commands are valid for this alarm.
The minor threshold is > 0. The major threshold is 25. The critical threshold is 100.
| Possible Cause | Corrective Action |
|---|---|
| An active DTMF receiver circuit on the active Peripheral Switch Matrix card has a fault. | Replace Peripheral Switch Controller. |