User's Manual

11
General function operation
Operator sign-in
Function
：
Sign-in means the operator start to use POS terminal, and to make sure it’s
valid.
Operation steps：
1、when start, system will prompt sign-in, and input operation ID number；
2、input operator ID number（0~30）and press enter；
3、input operator password and enter；
4、G3 will upload data to central host and ask for response, it shows “sign-in success” when
succeed; or else shows “sign-in failure”;；
5、enter main interface。
Sales
Function
：
cardholders make online transaction by credit cards at merchants’ place。
Operation steps
：
1、in main menu, choose “1, sales” to enter payment interface；
2、swipe card by instruction on device screen；
3、when default is consumption, the above two steps can be replaced as a shortcut to make
payments；
4、follow instruction, enter value amount and press enter；
5、Input password in Pin pad, no password, press enter directly；
6、Use G3 to make payment, screen shows payment success at last, and print receipt.
Void
Function
：
Transaction withdraws including transaction withdraw, pre-authorization
void and pre-authorization complete void, which are operated by
administrations sometimes are needed because of operation error and other
reasons.
Operation steps
：
1、in main menu, choose “2, void” and enter withdraw interface；
2、merchants administration input password and press enter；
3、follow instructions, input authorized number, press enter ；
4、swipe card by instruction, check whether card number is correct；
5、input password in pin pad, no password, press enter directly；