Charging Indicators

Charge the ET40/ET45 tablet's battery before using the tablet.

The 8 in. tablet battery charges from fully depleted to 80% in approximately 3 hours.

The 10 in. tablet battery charges from fully depleted to 80% in approximately 4 hours.

The Power Pack does not charge when charging the tablet using a USB cable.

Charging Indicators
LED	Indication
Off	Device is not in the cradle; not seated properly, or cradle is not powered.
Slow blinking orange (1 blink every 4 seconds)	Device is charging.
Slow blinking red (1 blink every 4 seconds)	Device is charging, but the battery is at the end of useful life.
Fast blinking orange (2 blinks/second)	Charging error. Possible charging errors include: Temperature is too low or too high. Charging has gone on too long without completion (typically eight hours).
Fast blinking red (2 blinks/second)	Charging error and the battery is at the end of useful life. Possible charging errors include: Temperature is too low or too high. Charging has gone on too long without completion (typically eight hours).
Solid Green	Charging complete.
Solid Red	Charging is complete, but the battery is at the end of useful life.