RichAuto A51 - Page 48

Beijing RuiZhitianhong technology Co.Ltd.
ADD.：A308 jiahua building, 9 Shangdi 3rd Street, Haidian District, Beijing. P.C.：100085.
Dell：+86-10-62970368/82923063 Fax：+86-10-82920078 URL：www.richnc.com.cn 43
NOTE：None used ports are definable.
10. Buttons Check：
Users can check buttons are valid or not under this menu. Enter “ Buttons
Check”，press erery button，if it is valid，the screen will highlight.Exit“Buttons
Check”，press “ ”+“ ”。
11. Backup Data：
Backup system parameters to U disk or inner ， format system can’t effect
this.File format：data.bak.
Setting：Press“ ”to enter “Backup Data”，screen shows：