Apple LC 550 manual ≤ Power plug Main power switch ADB ports

≤ Power plug
I Main power switch
V ADB ports
(Connect your Macintosh	Hard disk drive
to input devices, such as a
	(Internal)
keyboard or a trackball. See
your Macintosh User’s Guide	Hole for optional
for more information.)
	security screw
[ Printer port	(You can use the screws
	that came with your computer
	to secure the back panel.)

WModem port

g SCSI port			Expansion card
	≈ Sound input port	_ Sound output port	access cover
(Connects your Macintosh to SCSI			(See the “Using Special
devices, such as hard disk drives,	(Connects your Macintosh	(Connects your Macintosh	Features” section of this
scanners, and printers. See your	to another audio source such	to sound output devices,	book to learn how to
Macintosh User’s Guide for	as a compact disc or an audio	such as a pair	install expansion cards.)
more information.)	cassette player.)	of headphones.)

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