Battery Recovery Indicators - Texas Instruments TravelMate 5000 Series User Reference Manual

There is also a row of four LEDs on the front of each battery
pack. These LEDs indicate the following battery states:
The percentage of power left in each battery. The
following legend shows how the LEDs reflect current
charge levels:
How Many LEDs Lit? What Color?
1
1
2
3
4
If you wish to check the charge of any Lithium-ION
battery after the LEDs have turned off, press the
battery status button to the right of the LEDs on the
battery pack and they will light once again.
Low battery state. At the point of near depletion the
red LED will begin to flash. As you recharge batteries,
the Low Battery indicator no longer flashes red, and
eventually turns green as the charge increases.

Battery Recovery Indicators

There are certain conditions that produce an unrecoverable
battery indication (the red light on the front of the battery
flashes). The most common causes for unrecoverable
battery conditions are:
the charge current exceeds 2.3 amps
the discharge current exceeds 4 amps
Battery Options
Red
Green
Green
Green
Green
Percent Charged
0 to 10%
11 to 25%
26 to 50%
51 to 75%
76 to 100%
TravelMate Options 9-5