User's Manual

Troubleshooting for Simple Troubles
manufacturer of hearing aids at once.
Emergency Call
The same as other mobile phones, this kind of mobile phone uses radio signal, wireless and ground
communication network and personal setting function, it can’t guarantee it can get linked successfully under
any situations. Please don’t reply on only mobile phone for sending important communication (such as medical
emergency)
Dial emergerncy call
If your mobile phone is power off, please turn it on and check if network signal is strong enough.
 Input correct local emergency number (like 120 emergency center), the number differs from one district to
another.
 Please call by pressing talking key.
Note:
In case of emergency call, please try to provide all important informtions. The mobile phone may be at the
accident site. It is the only conversation tool, please do not end conversation without approval.
Password Access
The mobile phone and SIM card can be protected by password to prevent them from illegal usage.
Power-on Password
To prevent your mobile phone from being used by others without your approval, you can set password when
you use the function for the first time. After you use mobile phone, please change power-on password as soon
as possible and keep it secret.
PIN Code
It is personal identification number to protect SIM card from being used by others without your approval.
Usually PIN code and SIM card are provided together. When you use using power-on PIN code, every time
when you turn on mobile phone, you have to input password before starting the normal phone function.
Note:
If PIN code is imputed wrong for three times successively, SIM card will be locked. You need to input PUK
code to unlock it. (If no PUK code is available, please contact your network operator or SIM card retailer
asking for PUK code. Please don’t input any character.)
PIN2 Code
PIN2 is password to realize special function of SIM card. If the network operation company provides this z
Unlock Key PIN code. Usually PUK code and SIM card are provided together. If you don’t have, please
contact your network operator or SIM card retailer. If you imput wrong PUK code for ten times successively,