Troubleshooting - Zte cricket Prelude 2 User Manual

Problem Possible causes
Battery not The battery or battery charger is
charging damaged .
The phone's temperature is below 0°C
or higher than 45°C .
Poor contact between the battery
and charger .
Shortened The standby time is related to your
standby time 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
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
consumes battery power and will
consequently shorten standby time .
Cannot power Battery power has been depleted .
your phone on
SIM card error The SIM card has malfunctioned or is
damaged .
SIM card inserted improperly .
Debris on the SIM card contacts .
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Possible solution
Contact the dealer .
Adjust the 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 .
Take the SIM card to your service
provider for testing .
Insert the SIM card properly .
Use a soft, dry cloth to clean the
SIM card contacts .

TROUBLESHOOTING

Problem Possible causes
Unable to The SIM card is invalid .
connect to the
You are not within the network's
network
service area .
Poor signal .
Cannot answer You have activated the Call Barring
incoming calls feature .
You have activated the Call Barring
Cannot make
outgoing calls feature .
You have activated Fixed Dialing
Numbers .
PIN code You have entered an incorrect PIN
blocked code three consecutive times .
Unable to enter The phonebook's memory is already
information into full .
the phonebook
Phone crashes, Some third-party software is not
reboots, freezes, compatible with your phone .
or cannot be
powered on
TROUBLESHOOTING
Possible solution
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 .
Go to > Menu key > Settings
> Call Barring Settings, and
then select Deactivate All .
Go to > Menu key > Settings
> Call Barring Settings, and
then select Deactivate All .
Go to > Menu key > Settings
> Fixed Dialing Numbers and
disable it .
Contact your service provider .
If the service provider provides
the SIM card's PUK code, use
the PUK code to unlock the SIM
card .
Delete unnecessary data from
the contacts .
Reset the phone to factory
status .
Enter safety mode and uninstall
the software that may cause the
problem .
Upgrade the phone software .
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