DELL E7240 用户手册
Alternately blinking
amber light and
white light
amber light and
white light
An unauthenticated or unsupported non-Dell AC adapter is attached to your
laptop.
laptop.
Alternately blinking
amber light with
steady white light
amber light with
steady white light
Temporary battery failure with AC adapter present.
Constantly blinking
amber light
amber light
Fatal battery failure with AC adapter present.
Light off
Battery in full charge mode with AC adapter present.
White light on
Battery in charge mode with AC adapter present.
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