Working with the notebook
Status displays Description
Power-on indicator
• Indicator is illuminated: The notebook is switched on.
• Indicator flashes: The notebook is in sleep mode (Save-to-RAM).
• The indicator is not illuminated: The notebook is switched off or in
Save-to-Disk mode.
Battery charging indicator
/power connector
The state of charge of the b
attery is shown b y the battery indicator.
With mains adapter connec
ted:
• The indicator lights up w
hite: The battery is fully charged.
• The indica tor lights up orange: The battery is being charged.
• The indicator flashes or
ange: The mains adapter is connected but
the battery cannot be c
harged as the battery is too hot or too cold for
charging. The chargin
g process is continued as soon as the battery has
reached a permissibl
e temperature again.
• The indicator is not lit: The battery is not being charged (the battery is
already more than 90% charged or the m ains ad apter is not connected).
Battery indicator
The battery indicator shows the state of c harge of the installed batteries .
• The indicator lights up white: The battery is between 51% and 100 %
charged.
• The indicator i
s lit orange: The battery is between 13 % and 50 %
charged.
• The indicator is lit red: The battery is between 0 % and 12 % charged.
• The indicator
flashes orange: The battery state of charge is being
checked (for f
our seconds after battery installation).
• The indicator flashes red: The battery is faulty.
•Theindicato
r is not lit: There is no battery installed.
Drive indi
cator
The indica
tor is illuminated: The hard disk drive is being accessed.
Radio com
ponents indicator
• The indic
ator is illuminated: The radio component s are switched on.
• The indicator is not lit: The radio c omponent s are switched off.
F
F-Lock (fun ction lock) indicator
IndicatorFLock
The indicator lights up: The key combination
Fn
+
F
(Fn: function key)
has been pressed. The special functions of the Fn (function) keys (see
section "
Key combinations", Page 44) can be executed by pressing the keys
directly, without having to press the
Fn
key.
Num Lock ind icat or
Indicator is lit: The
Num
key has been pressed. Th e virtual numerical
keypad is activated. You can output the characters indicated on the upper
rightofthekeys.
Fujitsu 21
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