Identifying the Hardware Features
Rear View of the Computer
1 The security keyhole is
used with a mechanical
lock.
2 The modem connector is
used for connecting your
computer to a telephone
line.
3 The power switch turns
the computer on and off.
4 The reset switch is used
to power the computer off if
an application hangs or if
the computer will not
accept any input. Use the
tip of a pen to press this
switch.
5 The universal serial bus
(USB) connector allows
you to connect any device
that conforms to the USB
interface. Many recent
digital devices comply to
this new standard.
6 The power jack is where
the AC Adapter cable is
connected.
7 The serial connector is
where you connect a 9-pin,
serial-device cable.
8 The system-expansion
connector (240-pin) allows
you to connect a port
replicator or docking
station.
9 The parallel connector is
where you connect a
parallel-printer signal cable.
1 The external-monitor
connector is where you
attach an external monitor
(CRT).
11 The external-input-device
connector is used to
attach a mouse, an
external keyboard, or an
external numeric keypad to
the computer.
Bottom View of the Computer
1 The UltraslimBay device
lock is a lock for the
device in the UltraslimBay.
2 When the bay LED is on,
the system is in use. Do
not remove a bay device.
3 The memory-slot cover
covers the memory slot.
4 Each of the memory slots
accepts an SDRAM dual
inline memory module
(DIMM) option.
5 The battery-pack latch
locks or releases the
battery pack.
6 The serial number label
identifies your computer.
You need this number to
get help.
7 Put your name plate here.
8 To remove the hard disk,
loosen this hard disk drive
screw. You can use the
security screw shipped with
your computer as a hard
disk screw.
9 The battery pack is a
built-in power source for
the computer.
Chapter 1. Getting Familiar with Your Computer 5
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