Upgrading The Phone Software; Troubleshooting - Zte Blade Spark AT&T User Manual

Problem Possible causes
The battery or battery charger
is damaged .
The phone's temperature is
Battery not below 32°F (0°C) or higher than
charging 113°F (45°C) .
Poor contact between the
battery and charger .
The standby time is related to
your service provider system
configuration. The same phone
used with different service
providers' systems will not
provide exactly the same length
of standby time .
The battery is depleted . In high-
Shortened
temperature environments,
standby
battery life will be shortened .
time
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 consumes
battery power and will
consequently shorten standby
time .
Cannot
Battery power has been
turn your
depleted .
phone on
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Possible solution
Contact the dealer .
Adjust the battery charging
environment to avoid extremes
of temperature .
Check all connectors to make
sure all connections have been
properly made .
If you are located in an area
where signaling is weak,
temporarily power off the
phone .
Use a new battery .
Change your location to one
where the network is accessible,
or temporarily turn off your
phone .
Recharge the phone's battery .

TROUBLESHOOTING

Problem Possible causes
The nano-SIM card has
malfunctioned or is damaged .
Nano-SIM The nano-SIM card is inserted
card error improperly .
Debris is on the nano-SIM card
contacts .
The nano-SIM card is invalid .
You are not within the network's
Unable to
service area .
connect to
the network
Poor signal .
Cannot
make You have activated the Fixed
outgoing Dialing Numbers feature .
calls
You have entered an incorrect
PIN Code
PIN code three consecutive
blocked
times .
Phone
crashes,
Some third-party software
reboots,
is not compatible with your
freeze, or
phone .
cannot be
powered on
TROUBLESHOOTING
Possible solution
Take the nano-SIM card to your
service provider for testing .
Insert the nano-SIM card
properly .
Use a soft, dry cloth to clean the
nano-SIM card contacts .
Contact your service provider .
Check the service area with your
service provider .
Move to an open space, or if you
are inside a building, move closer
to a window .
Disable this feature . See Phone
Calls – Adjusting Your Call
Settings – Using Fixed Dialing
Numbers .
Contact your service provider .
Reset the phone to factory
status .
Uninstall the software that may
be causing the problem .
Upgrade the phone software.
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