User's Manual

The battery loose. Please install the battery correctly

following the battery installation

method in the instructions.

Illegal use leads the phone

can not turn on.

Please enter the correct password.

15.3 PIN/PUK Lock

Possible reasons Solution

PIN (Personal Identification

Number) / PUK code (unlock

PIN) entered incorrectly.

Please enter the correct password

Note:

1. If you enter the wrong PIN code 3 times continuously, the SIM card and

phone's many features will be locked.

2. Can not guarantee the correct PIN and PUK code, please contact the

operator or retailer.

15.4 Poor quality for calling

Possible reasons Solution

The current signal strength

is saltating.

You may be in high-speed moving

state (by train or car, etc.). You can

check the signal strength and select

the place with high signal strength to

ensure call quality.

In the reception with poor

signal.

Please go to the open space area.