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Problem
Cannot
switch your
phone on
(U)SIM card
error
Possible causes
In high-temperature
environments, battery
life will be shortened.
If you are not able to
connect to the
network, the phone will
continue to send out
signals as it attempts
to locate a base
station. Doing so will
shorten standby time.
Battery power has
been depleted.
(U)SIM card malfunction
or damage.
(U)SIM card inserted
improperly.
Debris on the (U)SIM
card contacts.
Possible solution
Avoid high
temperatures.
Change your location
to one where the
network is accessible,
or select Flight mode.
Recharge the phone's
battery.
Take the (U)SIM card
to your service
provider for testing.
Insert the (U)SIM card
properly.
Use a soft, dry cloth to
clean the (U)SIM card
contacts.
100
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