Specifications - Dell Latitude E5520M Installationhandbuch

Battery Slice Power-Status LED Codes
Your battery slice includes a power status LED that can indicate the following
states:
LED code sequence
Blinking amber, off, white, off, amber,
off, white, off
Blinking amber, off, white, off, amber,
off, amber, off, long white, long off
Blinking amber, off, white, off, amber,
off, amber, off
LED off
Steady white light

Specifications

Type
Height
Width
Depth
Weight
Amp-hour capacity
Watt-hour capacity
Temperature:
Operating
Non-operating
Docking
6
Battery Slice
Status
You are trying to use an unsupported,
non-Dell AC adapter to power your
computer.
Temporary battery failure with AC
adapter present.
Fatal battery failure with AC adapter
present.
Battery in full charge mode with AC
adapter present.
Battery in charge mode with AC adapter
present.
9-cell lithium-ion cell
22.60 mm (0.89 inch)
94.89 mm (3.74 inches)
275.38 mm (10.84 inches)
605.00 g (1.33 lb)
3.0 Ah per cell
97 Wh
0° C to 60° C (32° F to 140° F)
NOTE:
The battery slice will not start to charge, if
the temperature is above 50° C (122° F).
-20° C to 60° C (-4° F to 140° F)
144-pin connector