User's Manual

26
3. When couldn't get a signal, phone will
continue to launch to look for the base
station, which will use a lot of battery,
and cause standby time short.
Move to area of good signals or
shutdown for the moment
1. The SIM card is invalid Contact with network operators
2. Not in a service area
Check the network operator's service
area
No network service
3. Weak signal
Move to the window or choose another
service network
1. SIM card is damaged
Back to network operators for
inspecting
2.SIM card is not installed properly. To properly installed the SIM card
SIM card can't use
3. SIM card contacts is not clean wipe the contacts with a clean cloth
Can't send SMS Not open this service or no input text
message center number
contact with network operators, and set
the SMS center number
Can't call or can't answer
the phone
Call limit has set Close call limit
PIN error Input wrong PIN code three times Contact with network operators
Battery don't charge
1. The battery or battery charger is
damaged
2. The cell phone is 5 degrees
Celsius temperature below or
above 40 degrees centigrade.
3. Contact undesirable
1. Replace new battery or charger
2. Adjust charging environment
3. Check if the joint connectiont is
good,
Keep charging more than 20 minutes