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  • ET401 Enterprise Tablet Quick Start Guide
Charging Indicators
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Charging Indicators

Charge the device's battery fully before using the device for the first time.
The 8 in. device battery charges from fully depleted to 80% in approximately 3 hours.
The 10 in. device 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.