122
Problem
Possible causes
Possible solution
Cannot turn
your phone
on
Battery power has been
depleted.
Recharge the phone’s
battery.
nano-SIM
card error
nano-SIM card
malfunction or damage
Take the nano-SIM card
to your service provider
for testing.
nano-SIM card inserted
improperly
Insert the nano-SIM
card properly.
Debris on the nano-SIM
card contacts
Use a soft, dry cloth to
clean the nano-SIM card
contacts.
Unable to
connect to
the network
The nano-SIM card is
invalid.
Contact your service
provider.
You are not within the
network’s service area.
Check the service area
with your service
provider.
The signal is poor.
Move to an open space,
or if you are inside a
building, move closer to
a window.
Содержание Z917VL
Страница 1: ...1 Z917VL User Manual ...
Страница 9: ...9 Radio Frequency Interference 138 Explosive Environments 139 ...
Страница 11: ...11 Volume up key Power key Back camera Flash Headset jack Charging type C USB jack Volume down key Speaker ...
Страница 13: ...13 2 Hold the nano SIM card with the cut corner oriented as shown and slip them into the card holders ...