22 troubleshooting, Troubleshooting – Vodafone 541 User Manual
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My mobile phone turns off by itself
•
Check that your Touch area 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; the battery charge indicator
can take several minutes and may be accompanied by a quiet whistling 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 Vodafone battery and charger
•
When abroad, check that the voltage 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 67)
•
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 19)
•
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 press
in dial board
•
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 38)
22
Troubleshooting .......................................
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
•
Make sure your battery is not completely used up or damaged.
•
Check the battery contacts, remove and reinstall your battery, then turn your
telephone back on
•
Remove your battery, remove your SIM card, reinsert the battery and then power it on
again.
•
Hold down key +
key at same time, then press up
key to reset it
(1)
.
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
(1)
ALL User phone data: contacts, photos, messages, files and downloaded applications
such as Java games will be lost permanently. Please do not remove battery during
resetting.