IBM ThinkPad 755CX Manual page 31

Inside View
The modem/fax port release
latch releases the modem/fax
port from the computer.
(See page 155.)
The removable diskette drive
reads data from or writes data
to a diskette. One 3.5-inch,
1.44MB or 2.88MB diskette
drive can be installed.
The 2.88MB drive supports
the following diskettes (the
formatted capacities are
shown in parentheses):
1MB (720KB), 1.6MB
(1.2MB), 2MB (1.44MB), or
4MB (2.88MB).
The 1.44MB drive supports
the following diskettes:
1MB (720KB) or 2MB
(1.44MB).
(For installing options in the
diskette drive compartment:
see page 150.)
The memory slot, which is
under the removable diskette
drive, accepts an IC DRAM
card or a dual inline memory
module (DIMM) adapter with
one or two DIMM memory
options.
(See page 137.)
The diskette-eject button
ejects a diskette from the
diskette drive.
The battery pack allows you
to operate the computer when
ac power is not available.
(See page 20.)
The removable hard disk
drive can be replaced with one
with a different capacity.
(See page 148.)
Rear View
The rear door covers the
connectors at the rear of the
computer.
The connector door allows
the connection of a cable to
the system-expansion
connector when the rear
door is closed.
The power switch turns the
computer on and off.
The headphone jack, a
1/8-inch (3.5-mm) diameter
jack, is where you connect a
stereo headphone or external
speakers.
(See page 76.)
The microphone/line-in
jack, a 1/8-inch (3.5-mm)
diameter jack, is where a
stereo microphone or
external audio device is
connected.
(See page 76.)
The modem/fax port is
where you connect a
telephone connector or
attachment. This is offered
as an option in some
countries.
(For using: see page 76. For
installing: see page 155.)
The option cover can be
removed when options are
used in the diskette-drive
compartment.
(See page 153.)
The system-expansion
connector is used to
connect the IBM Dock I,
Dock II, or Port Replicator.
(See page 172.)
Chapter 2. Getting Familiar with Your Computer
Locations and Functions
The power shutdown switch
is used to turn the computer off
when the application locks up
or the computer will not accept
any input. Use the tip of a pen
to press this switch.
The rear infrared port
(See "Front Infrared Port" on
page 13.)
The external-display
connector is where you
connect the signal cable of a
video graphics adapter (VGA),
super video graphics adapter
(SVGA), or compatible display.
(See page 165.)
The parallel connector is
where you usually connect a
parallel-printer signal cable.
(See page 164.)
The serial connector is where
you connect a 9-pin,
serial-device cable.
The power jack is where the
AC Adapter cable is
connected.
Bottom View
The locking lever is used with
a chain to lock and prevent the
keyboard from being opened.
It secures the internal devices
under the keyboard.
(See page 130.)
The legs are used to adjust
the keyboard angle.
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