Alcatel ONETOUCH 819 [48/50] Troubleshooting
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Alcatel ONETOUCH 819 [48/50] Troubleshooting

Alcatel ONETOUCH 819 [48/50] Troubleshooting
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Make sure you are using an Alcatel battery and charger in the box•
When abroad, check that the electrical current is compatible•
My mobile phone will not connect to a network
Try connecting in another location•
Verify the network coverage with your operator•
Check with your operator that your SIM card is valid•
Try selecting the available network(s) manually (see page•
84)
Try connecting at a later time if the network is overloaded•
SIM card error
Make sure the SIM card has been correctly inserted (see page • 13)
Verify with your operator that your SIM card is 3V or 1.8V compatible; the •
old 5V SIM cards cannot be used
Make sure the chip on your SIM card is not damaged or scratched•
Touch screen does not respond
Make sure your phone is not locked•
Launch touch screen calibration (Settings\Phone settings\Touch settings--•
>Select LCD touch calibration)
Unable to make outgoing calls
Make sure you have dialled a valid number and press the•
key
For international calls, check the country and area codes•
Make sure your mobile phone is connected to a network, and that the •
network is not overloaded or unavailable
Check your subscription status with your operator (credit, SIM card valid, •
etc.)
Make sure you have not barred outgoing calls (see page • 46)
Unable to receive incoming calls
Make sure your mobile phone is switched on and connected to a network •
(check for overloaded or unavailable network)
Check your subscription status with your operator (credit, SIM card valid, •
etc.)
Make sure you have not forwarded incoming calls (see page •
46)
Make sure that you have not barred certain calls•
The caller’s name does not appear when a call is received
Check that you have subscribed to this service with your operator•
Your caller has concealed his/her number•
Troubleshooting
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Before contacting the aftersales department, you are advised to follow the
instructions below:
You are advised to switch off the telephone from time to time to optimise •
its performance.
You are advised to fully charge (•
) the battery for optimal operation.
Avoid storing large amounts of data in your telephone as this may affect the •
performance of your telephone.
and carry out the following checks:
My mobile phone will not switch on
Press• until the screen comes on
Check the battery charge level•
Check the battery contacts, remove and reinstall your battery, then turn •
your telephone back on
My phone has not responded for several minutes
Press the• key
Remove the battery and re-insert it, then switch the phone back on•
My screen is difficult to read
Clean your screen•
Use your mobile phone in accordance with the recommended conditions •
of use
My mobile phone turns off by itself
Check that your keypad is locked when you are not using your mobile •
phone
Check the battery charge level•
My mobile phone will not charge properly
Make sure that your battery is not completely discharged; If the battery is •
flat, it may take around 20 minutes to display the battery charger indicator
on the screen
Make sure charging is carried out under normal conditions (0°C - +40°C)•
Make sure your battery is inserted. It must be inserted before plugging in •
the charger

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