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Fujitsu LifeBook T901 Series - Operating Status Indicator LED

Fujitsu LifeBook T901 Series
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16
OPERATING STATUS
INDICATOR LED
When the power is turned off, the status
display LEDs are all OFF except for during
battery charging.
1. Built-in Battery Pack Charging
Lamp ( )
This lamp indicates charging status of builtin
battery when AC adaptor is connected to
PC.
Blue lamp is lit
Charging completed or not charging due to
no built-in battery pack installed.
Orange lamp is lit
Charging
Orange lamp fl ashes
Charging stopped (due to battery
temperature alarm, etc.
• OFF
No charging due to disconnected AC
adaptor.
2. Built-in Battery Pack Level
Indicator Lamp ( )
This lamp indicates remaining level of the
built-in battery pack.
Blue lamp is lit
Remaining battery level: 100% – 50%
Orange lamp is lit
Remaining battery level: 49 – 13%
Red lamp is lit
Remaining battery level: 12% or below
Orange lamp fl ashes
Measuring remaining battery level (for
4 seconds after built-in battery pack is
installed)
Red lamp fl ashes
Abnormal battery condition.
• OFF
Built-in battery pack disconnected.

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