MEITU ELECTRONICS LIMITED A1 用户手册

-36- 

The mobile 

phone is not 

in a service 

area of the 

GSM network 

Move to the network operator's service area 

The signal is 

weak 

Move to a place where the signal quality is high 

The battery 

cannot be 

charged 

The charging 

voltage does 

not match the 
voltage range 

indicated on 

the charger 

Ensure the charging voltage matches the voltage range 

indicated on the charger 

An improper 

charger is 

used 

Use the charger specially designed for the mobile phone 

Poor contact 

Ensure the charger plug is in good contact with the mobile 

phone