
Commissioning
Product manual 2TMD041900D0015
│
57
8.4
Restoring to factory default
Please follow the steps below:
[1] Power on the device and wait a while 3 LED indicators will turn off.
[2] Then press and hold the 1st button for 3 seconds within 30 seconds until 3 LED indicators
begin to flash green at the same time to indicate the device entering configuration mode.
[3] Press and hold the 1st button for 10 seconds until the 3 LED indicators turn off.
[4] The device will reboot automatically and the unlock indicator will flash red, green and
orange repeatedly.
1st button
Ring indicator
Call indicator
Unlock indicator