urmet domus IPerCom 3.1.0 System Technical Manual For The Installer page 548

10.5 Factory reset of Call Modules 1060/12-13-17-18-23
The factory reset of the Call Modules can be carried out in two different steps:
1. during device startup
2. when the device is started and configured
In the first case, during the start-up phase, the following screen is shown for five seconds:
If during this time the buttons "X" and "0" are pressed several times in succession, the device will restart
and perform a factory reset.
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Figure 689: Call Module
Figure 690: Call Module start screen
MT124-032N