Network Failure - FLY M 90 User Manual

after the battery power
was used up last time.
The battery is not
properly installed with
the phone.
The charger is not
properly connected to
the phone.
The battery or charger
is damaged.
The phone is in too hot
or too cold areas.

Network failure

Possible reason
The SIM card is not
properly installed.
The contacts on the
SIM card and the
phone are dirty or
dusty.
The SIM card is
unusable.
You are in a weak
signal area.
low.
Reinstall the battery.
Reconnect the charger plug to the
phone connector until you see the
charging icon on the phone screen.
Contact the authorized service center
for help.
Move the phone to room temperature
and try again.
What should you try?
Reinstall the SIM card.
Clean the contacts.
Change the SIM card.
Move to somewhere with strong
enough signal and try again.