Alcatel Carrier Internetworking Solutions One Touch 835 - Manual (Page 43)

My mobile phone does not charge properly
• Make sure that your battery is not completely discharged; the battery charge indicator can take several
minutes and may be accompanied by a quiet hissing sound.
• 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
• Make sure you are using an ALCATEL battery and charger
• When abroad, check that the electrical current is compatible
• Switch your phone off and turn on again
My mobile phone does 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 50)
• Try connecting at a later time if the network is overloaded
SIM card error
• Make sure the SIM card was correctly inserted (see page 15)
• Verify with your operator that your SIM card is 3V compatible; the old 5V SIM cards cannot be used
• Make sure the chip on your SIM card is not damaged or scratched
Unable to make outgoing calls
• Make sure you have dialled a valid number and pressed the key
• For international calls, make sure you have entered 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 with your operator (credit, SIM card valid, etc.)
• Make sure you have not barred outgoing calls (see page 56)
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Troubleshooting ..........................................
Before contacting the after-sales service, we advise you to perform the following checks:
My mobile phone does 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 does not respond since 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
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