Comm Trouble Risco — Communication Line Fault
At a glance
- Severity
- FAULT STOP
- Domain
- INTRUSION_ALARM_SYSTEM
- Reference standard
- EN 50136 / CEI 79-3
What it means
The panel reports a fault on the communication channel to the monitoring centre or the app: PSTN line, GSM/GPRS module or IP connection. An expired or out-of-credit data SIM and a powered-off or rebooted router are trivial but very frequent causes.
Probable causes
- PSTN telephone line interrupted or noisy
- GSM/GPRS module faulty or without signal
- Data SIM expired or with no remaining credit
- Router/network switch not working for IP communication
Full guided diagnosis in the app
The diagnostic tree for this fault has 10 guided steps with measurements, checks and resolutions. You'll find it in BASIQ, one of the five IndexOS apps: free, works offline.
Printable sheet + Risco updates
Leave your email: get the link to the printable Risco error-code sheet and a heads-up when we add new codes and guides.
Double opt-in, zero spam, one-click unsubscribe.
The same fault on other brands
More Risco codes
- Low Battery — Battery Low / Battery Failure