operation manual

38
Restore factory settings
9 Restore factory settings
The factory settings of the device can be restored.
If you do this, you will lose all your settings.
To restore the factory settings of the temperature and hu-
midity sensor please proceed as follows:
• Remove the cap (A) (see fig. 2) .
• Remove a battery.
• Insert the battery ensuring that the polarity is cor-
rect (see fig. 6) and press and hold down the sys-
tem button (C) for 4 seconds at the same time,
until the LED (C) will quickly start flashing orange
(see figure 5).
• Release the system button again.
• Press and hold down the system button again for
4s (see figure 5), until the device LED lights up
green.
• Release the system button to finish the procedure.
The device will perform a restart.