3.2.2 Charging the Battery by 1-bay/4-bay Battery Charger (Optional)
The battery for 3” printer:
The battery for 4” printer
1. Plug the power adapter of the charger into a properly
grounded outlet and plug the charger connector to a
battery charger DC socket.
2. Push the battery down and locked by the latch as shown
below.
1-bay battery charger
4-bay battery charger
3. Plug the power cord to the power jack and plug the
power cord into a properly power outlet.
4. When charging, the battery status LED indicator on the
printer turns solid amber. After fully charged, the printer
LED indicator turns off. It will stop charging
automatically after the battery is fully charged.