Led & Lcd Display For Error - Star SM-L304 Series User Manual

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Empty
The remaining battery power is extremely low
*Less than 7.2V Please turn off the printer
1 bar
The remaining battery power is low. Please charge the battery pack
2 bars
3 bars
4 bars
There is sufficient remaining battery power
Charging
 Roll Paper Status Icon:
Icon
With receipt paper
Without paper
Thermal paper with BM backside
Label paper with gap
3.2.2 LED & LCD Display for Error
Battery Status and Voltage
7.2~7.4V
7.4~7.5V
7.5~7.6V
7.6~7.9V
7.9~8.4V
Roll Paper Status