Device Status Lights

Icon Description

Turns on when you turn on the computer and blinks when the computer is in a power management mode.

Turns on steadily or blinks to indicate battery charge status.

Battery Status Lights

If the computer is connected to an electrical outlet, the battery light operates as follows:

Alternately

An unauthenticated or unsupported non-Dell AC adapter is attached to your

blinking amber

laptop.

light and white

 

light

 

Alternately

Temporary battery failure with AC adapter present.

blinking amber

 

light with

 

steady white

 

light

 

Constantly

Fatal battery failure with AC adapter present.

blinking amber

 

light

 

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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Dell 3550 owner manual Device Status Lights, Battery Status Lights