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Maintenance and Service Guide 1–19
Table 1-7
Top Components, Part 2
Item Component Function
1Power light ■ On: The computer is turned on.
■ Blinking: The computer is in standby,
■ Blinking rapidly: An AC adapter with a
higher power rating should be
connected.
■ Off: The computer is off.
2 Wireless light On: An integrated wireless device has
been turned on.
3 Caps lock light On:
caps lock is on.
4 Num lock light On: num lock or the numeric keypad is on.
5 Microphone (select
computer models only)
Records sound.
6 Pointing stick (select
computer models only)
Moves the pointer and selects or activates
items on the screen.
7 Left/right pointing stick
buttons (select
computer models only)
Function like the left and right buttons on
an external mouse.
8 TouchPad Moves the pointer and selects or activates
items on the screen. Can be set to perform
other mouse functions, such as scrolling,
selecting, and double-clicking.
9 Left/right TouchPad
buttons
Function like the left and right buttons on
an external mouse.
10 TouchPad scroll zone Scrolls up or down.
11 Fingerprint reader
(select computer
models only)
Allows a fingerprint logon to Windows
instead of using a password.