OBD2 MS310 - Key Beep; F1 Key Function

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Key Beep
1) From System Setup menu, use UP/DOWN button to select
Key Beep, and press OK button.
2) From Key Beep menu, use UP/DOWN button to select OFF
or ON.
3) Press OK button to save your settings and return to
previous menu.
F1 Key Function
1) From System Setup menu, use UP/DOWN button to select
F1 Key Function, and press OK button.