Trevi Smartphone 4B, User Manual

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ALIANO
ENGLISH
Connecting to the network
Inserting and removing the SIM card
• Turn off the phone; remove the battery and unplug other external power supplies. Insert
the SIM card into the SIM holder as shown in the phone.
• When you need to remove the SIM card, turn off the phone, remove the battery and then
remove the Micro SIM card from the holder.
Warning: Do turn off your phone before removing the SIM card. Never insert or remove
the SIM card when an external power supply is connected, as this may cause damage to
the SIM card.
Inserting the Micro SIM card and Battery
Make sure the phone is turned off before performing the following procedures:
1. Removing the back cover carefully as shown below.
Front Camera
Volume Keys
On/Off Key
Display
Speaker Microphone
Micro USB socket
Battery Case
Telephone Speaker
Flash
Back Camera
Earphone Jack
Light sensor