operation manual

47
Troubleshooting
If the time has exceeded, you can manually re-
start the teach-in mode for another 3 minutes by
removing the rocker and pressing the system
button (A) shortly (see fig. 5).
• Your device will automatically appear in the
Homematic IP app.
• To confirm, please enter the last four digits of the
device number (SGTIN) in your app or scan the
QR code. Therefore, please see the sticker sup-
plied or attached to the device.
• Please wait until teach-in is completed.
• If teaching-in was successful, the LED lights up
green. The device is now ready for use.
• If the LED lights up red, please try again.
• Please select, in which application (e.g. light and/
or security) you would like to use the device.
• In the app, give the device a name and allocate
it to a room.
7 Troubleshooting
7.1 Command not confirmed
If at least one receiver does not confirm a command, the
device LED (A) lights up red at the end of the failed trans-
mission process. The failed transmission may be caused
by radio interference (see “10 General information about
radio operation” on page 51). The failed transmission