Chapter 6
Troubleshooting
55
Verifying voice services
Both lines 1 and 2 can be used for voice and PSTN services.
To test the PSTN service on LINE 1:
1. Disconnect the connector from the LINE 1 port.
2. Connect a working phone in the LINE 1 port.
3. Listen for the dial tone.
To test the PSTN service on LINE 2:
1. Disconnect the connector from the LINE 2 port.
2. Connect a working phone in the LINE 2 port.
3. Listen for the dial tone.
Verifying the iPSU connection
When connected and powered up, some of the iPSU LED indicators light up. For more
information about iPSU status and what the LED indicators mean, see “Interpreting
the iPSU indicators” on page 32.
Verifying the backup battery operation
To verify the operational status of the backup battery:
1. Disconnect the power adapter of the iPSU from the AC power outlet.
An audible alarm or a chirp should sound.
2. Press the SILENCE ALARM button on the iPSU to silence the audible alarm.
3. Observe the POWER indicator on the iPSU and the Battery indicator on the
i3822V.
Both indicators should flash red.
4. Plug the power adapter back into the AC power outlet.
Both POWER and BATTERY indicators on the iPSU and the BATTERY indicator
on the i3822V should turn solid green.
