ZQ6xx Plus Alert: Battery Low
Description: The battery is in a low state of charge. The printer may shut off at any time if printing continues.
Possible Cause 1: The battery has reached the low charge warning threshold.
Resolution: Either replace the battery with another charged battery, or plug in the AC adapter, or insert the printer into a charging cradle. Note that when charging the battery in the printer it will charge faster if the printer is turned off.