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Finding Your Way Around
AC adapter
5.375 x 8.375 ver 2.3.2
The hard disk drive light indicates whether the internal hard
disk drive is currently in use.
❖ No illumination means the hard disk drive is idle.
❖ Green or flashing green means that the hard disk is being
accessed.
Wi-Fi indicator light—The 802.11b (referred to as Wi-Fi
TM
— wireless fidelity) indicator light glows amber when the
Wi-Fi antenna is turned on.
NOTE: For environments that do not permit wireless use or
instruct you to turn off all radio devices (for example, aboard
commercial aircraft), you should turn the Wi-Fi antenna switch off.
CAUTION: Never turn off the computer while any drive is in use.
Doing so may damage the media in use and result in loss of data.
AC adapter
Your computer is powered by the main battery (and optional
high-capacity battery, if present) or by the AC adapter. The
AC adapter can recharge the main battery while the computer
is running or while it is off.
TECHNICAL NOTE: The main battery doesn’t charge while the
computer is consuming full power. For more information on your
computer’s power management, see “Power Management” on
page 143.