ELRO HIS20USB Security & home automation system USERS MANUAL - Manual (Page 9)

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5-2. The system will promptly bring up the device
setting window for you to configure relevant
device properties.
4-2. Replace Device
You will find all devices that have completed the
process of code learning in the window and you can
simply click the device you wish to replace. This
function is useful whenever a device has become faulty;
you can simply purchase the same device and use this
function to replace the faulty one without having to
make any configuration for it to operate and function
according to your previous settings.
Example 2: Replacing an 868 (Security Device) PIR
device
1. Click PIR
2. The software will issue a request to Home Box to go
into code learning mode.
3. Operate the selected PIR device within 60 seconds
to transmit a code to be picked up by Home Box.
4. Once the system has learnt the device’s code, the
device setting window will pop up for you to configure
relevant device properties.