Ver:1.1
s4 series user’s manual
31
4.2 Graphic symbol on LCD screen
Device status bar
Symbol Description
Buzzer on (buzzer symbol will be shown when buzzer is set
to on)
SD card inserted (SD card symbol will be shown when SD
card is inserted)
USB master interface (keyboard or scanner) inserted (USB
master symbol will be shown when interface is inserted
RTC battery power is full
RTC battery power is running out
Button status bar: the symbol will be shown on the button status bar when
the button function is available.
Symbol Description
Feed labels.
Scroll down
Scroll up
Enter
Escape
Main menu
Pause
Cancel
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