Printek Mt3-II - Manual (Page 15)

Operation
9
Reading the Indicator Status
MCR
Error Battery Power
Indicator State Status
Green Printer is on and ready to receive data via the RS-232C
port or the IrDA interface.
When using RS-232C, pressing the On/Off button will
turn the printer on. After approximately 20 seconds, if no
instructions are sent, the printer will automatically turn
off to conserve battery life.
When using IrDA, the printer will stay on all the time.
Pressing the On/Off button again will turn the printer off.
Blue Printer is on and ready to receive data via either the
Bluetooth or Wi-Fi interface (optional).
Power:
Yellow Low power. Battery needs to be recharged.
Battery: Yellow The battery charger is charging the battery at a fast rate.
If the battery is below 5.0V, the battery is being “trickle”
charged until the battery voltage reaches 5.0V, and then
the fast charge rate is started. The indicator will turn Off
when the battery is fully charged.
Green MCR is ready to accept data. Error / MCR:
/
Red Red Indicates a fault condition or a printer error. The
printer is not ready to accept data.
Refer to the troubleshooting guide to determine error or
fault condition.