Dynamics Hong Kong Limited DIAMONDDUST User Manual

4 

Long press the power key to turn off the handset. The handset is power off after 

displaying the flash on LCD.   

3.2 keys instruction 

Keys Descriptions 

Symbols key   

 

In Edit Interface, press it to enter a list of symbols; 

 

Talk key 1 

Press it to make a call or answer a call; 

At the standby mode, press it to into SIM card 1 All calls 

Talk key 2 

Press it to make a call or answer a call; 

At the standby mode, press it into SIM card 2 All calls. 

End key 

Press it to end the current call; 

Return from any menu to standby mode; 

Long press to power your device on or off; 

Camera key 

Press this key can access the camera interface 

 

Caps key 

In Edit Interface, press it to switch between lower case and 

upper case; 

switch key 

In Edit Interface, press it, then you can switch 

character、

number or symbol.

 

Backspace key 

 

In Edit Interface, when something is entered, short press it to 

delete the character before; 

 

Enter key 

In Edit Interface, press it to start a new line; 

*Notice: In this Manual, when we say "Press certain keys”, the “Press” means click the key then release. 

"Press and hold" or “long press” of a button, means the key is kept pressed for two or more seconds. 

3.3 Emergency calls 

If your mobile is under the cover of the network, you can make emergency calls 

wherever using the GSM network. If you have no roaming service in the area, LCD will 

display “sos”. As long as you are under the cover, you can make those calls even without 

SIM card.