connect item to the connected
IT-network).
3. Check for connection of FFC cable if
above solutions do not work <refer
to 6-3>.
1. Ensure the cellular setting is on
<refer to 7-5>.
2. Replace a new 4G SIM card for
testing if the signal still remains
too weak.
3. Check if the Antenna connects to
the 4G module board <refer to
6-4>.
4. Replace the 4G module board if
the problem still remains <refer to
6-4>.
Wi-Fi module communication failure
1. Check for connection of FFC cable
if the above solutions do not work
< refer to 6-3>.
2. Replace the Wi-Fi board if the
problem remains the same <refer
to 6-6>.
Server can't be connected
1. Restart the device.
2. Enter into the Setting mode and
select About to verify if software
version is displayed <refer to 7-5>.
3. Replace the 4G module if the
problem s remains the same
<Refer to 6-4>.
4G module communication failure
1. Ensure the cellular setting is on
and restart the device <refer to
7-5>.
2. Replace a new 4G SIM card for
testing if the signal still remains
too weak.
3. Check if the Antenna connects to
the 4G module board <refer to