Acer Aspire 4240 Series Quick Manual page 5

# Icon Item
4 Power button
5 HDD
Num Lock
Caps Lock
6 Keyboard
7 Palmrest
8
Power
Battery
9 Click buttons (left,
center* and right)
10 Touchpad
11 Touchpad toggle
12 +/- Volume Up/
Volume Down
P
13 Programmable
key
Backup key
Wireless LAN
communication
button/indicator
Bluetooth
communication
button/indicator
Description
Turns the computer on and off.
Indicates when the hard disk drive is
active.
Lights up when Num Lock is activated.
Lights up when Caps Lock is activated.
For entering data into your computer.
Comfortable support area for your hands
when you use the computer.
Indicates the computer's power status.
1
Indicates the computer's battery status.
1
1. Charging: The light shows amber when
the battery is charging.
2. Fully charged: The light shows blue
when in AC mode.
The left and right buttons function like
the left and right mouse buttons. *The
center button serves as Acer Bio-
Protection fingerprint reader supporting
Acer FingerNav 4-way control function
(only for certain models).
Touch-sensitive pointing device which
functions like a computer mouse.
Turns the internal touchpad on and off.
Increase system volume/decrease system
volume.
User-programmable.
Launches Acer Backup Management for
three-step data backup.
Enables/disables the wireless LAN
function. Indicates the status of wireless
LAN communication.
Enables/disables the Bluetooth function.
Indicates the status of Bluetooth
communication. (only for certain models)
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