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TECNO A675_T430
28
Chapter 4 Call
4.1Call Functions
In the idle screen, enter the number into the dial, select the button below SIM1 /
SIM2/SIM3 dial for the number of dial; addition, you can dial the number for your
store, you can select SIM card or there is need to phone. When you need to
delete the characters which you enter the number right now, please press the
right to remove characters. Enter the number, the longer hold down the “*”are
icons for the first time into a “+”, then enter the country code, area code and
phone number, Press the dial button to dial an international number.
Chapter 5 Basic Trouble Shooting
Trouble
Possible reasons
The phone
cannot be
switched on
1. Any power in the battery
?
2. Is the battery installed properly
?
Battery
cannot be
charged
1. Check if the charger is connected with the phone
correctly.
2. Is the battery usable
?
The performance of the battery
will be degraded after used for several years.
3. Is the battery over discharged
?
The phone needs to be
connected to the charger for a while before it can be
charged.
Fail to register
to the
network
1. The signal is too weak
,
or there may be some radio
interference round. Check the signal strength meter on the
screen to see whether vertical lines are not displayed.
2. Is the SIM card installed properly, poorly contacted or
damaged
?
If the SIM card is damaged, please ask your
network operator for replacement.
Can not call
out
1. Is the SIM card registered in the network
?
Check if the
screen displays the name of the network operator.
2. Is call barring enabled
?
3. Calling prohibited due to call charges not paid
?
4. Have you enabled the function of FDN
?
5. Have you selected line 2
?
But your network operator
doesn't provide this service.
Cannot call in
1. Is the SIM card registered in the network
?
2. Incoming call prohibited due to call charges not paid
?
3. Is call diverting enabled
?
4. Is the "Bar incoming call" function in call barring