Apple Imac 21 5inch Late 2011 User Guide

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Chapter 5      Last, but Not Least
Laser Information for Optical Disc Drives
WARNING: Making	adjustments	or	performing	procedures	other	than	those	specified	
in	your	equipment’s	manual	may	result	in	hazardous	radiation	exposure. 	
The	optical	disc	drive	in	your	iMac	contains	a	laser	that	is	safe	in	normal	use	but	that	
may	be	harmful	to	your	eyes	if	disassembled. 	For	your	safety,	have	this	equipment	
serviced	only	by	an	Apple	Authorized	Service	Provider. 	
Important:  Electrical	equipment	may	be...

62Chapter 5      Last, but Not Least
Important Handling Information
NOTICE: Failure	to	follow	these	handling	instructions	could	result	in	damage	to	your	
iMac	or	other	property.
Operating environment		Operating	your	iMac	outside	these	ranges	may	affect	
performance:
	
ÂOperating temperature:		50°	to	95°	F	(10°	to	35°	C)
	
ÂStorage temperature:		-4°	to	116°	F	(-20°	to	47°	C)
	
ÂRelative humidity:		5%	to	95%	(noncondensing)
	
ÂMaximum operating altitude:		10,000	feet	(3048	meters)
Do	not	operate	your	iMac...

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Chapter 5      Last, but Not Least
Using connectors and ports		Never	force	a	connector	into	a	port. 	When	connecting
a	device, 	make	sure	the	port	is	free	of	debris, 	that	the	connector	matches	the	port, 	
and	that	you	have	positioned	the	connector	correctly	in	relation	to	the	port.
Using the optical drive		 The	SuperDrive	in	your	iMac	supports	standard	12	cm
(4.7	inch)	discs. 	Irregularly	shaped	discs	or	discs	smaller	than	12	cm	(4.7	inches)	are	
not	supported.
Storing your iMac		If	you	are	going	to...

64Chapter 5      Last, but Not Least
Cleaning Your Mouse
You	may	need	to	clean	your	mouse	from	time	to	time	to	remove	dirt	and	dust	that	has	
accumulated	in	the	scroll	ball	area. 	Hold	the	mouse	upside-down	and	roll	the	scroll	
ball	vigorously	with	a	clean, 	soft,	lint-free	cloth, 	to	help	dislodge	any	particles	that	may	
interfere	with	proper	scrolling.
Understanding Ergonomics
Here	are	some	tips	for	setting	up	a	healthy	work	environment.
Keyboard
When	you	use	the	keyboard, 	your	shoulders	should	be...

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Chapter 5      Last, but Not Least
Display
Arrange	the	display	so	that	the	top	of	the	screen	is	slightly	below	eye	level	when	you’re	
sitting	at	the	keyboard. 	The	best	distance	from	your	eyes	to	the	screen	is	up	to	you, 	
although	most	people	seem	to	prefer	18	to	28	inches	(45	to	70	cm).
Position	the	display	to	minimize	glare	and	reflections	on	the	screen	from	overhead	
lights	and	nearby	windows. 	The	stand	lets	you	set	the	display	at	the	best	angle	for	
viewing, 	helping	to	reduce	or	eliminate	glare...

66Chapter 5      Last, but Not Least
Chair
An	adjustable	chair	that	provides	firm, 	comfortable	support	is	best.	Adjust	the	height	
of	the	chair	so	your	thighs	are	horizontal	and	your	feet	are	flat	on	the	floor. 	The	back	of	
the	chair	should	support	your	lower	back	(lumbar	region). 	Follow	the	manufacturer’s	
instructions	for	adjusting	the	backrest	to	fit	your	body	properly.
You	might	have	to	raise	your	chair	so	that	your	forearms	and	hands	are	at	the	proper	
angle	to	the	keyboard. 	If	this	makes	it...

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Regulatory Compliance Information
FCC Compliance StatementThis	device	complies	with	part	15	of	the	FCC	rules.	Operation	
is	subject	to	the	following	two	conditions: 		(1)	This	device	may	
not	cause	harmful	interference, 	and	(2)	this	device	must	accept	
any	interference	received, 	including	interference	that	may	cause	
undesired	operation. 	See	instructions	if	interference	to	radio	or	
television	reception	is	suspected.
L‘utilisation	de	ce	dispositif	est	autorisée	seulement	aux	
conditions	suivantes:...

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Canadian Compliance StatementThis	device	complies	with	Industry	Canada	license-exempt	RSS	
standard(s).	Operation	is	subject	to	the	following	two	conditions: 	
(1)	this	device	may	not	cause	interference, 	and	(2)	this	device	must	
accept	any	interference, 	including	interference	that	may	cause	
undesired	operation	of	the	device.
Cet	appareil	est	conforme	aux	normes	CNR	exemptes	de	licence	
d’Industrie	Canada. 	Le	fonctionnement	est	soumis	aux	deux	
conditions	suivantes	: 	(1)	cet	appareil	ne	doit	pas...

69
Portu\buês  Apple Inc. decl\br\b que este dispositivo iM\bc está em 
conformid\bde com os requisitos essenci\bis e outr\т\bs disposições 
d\b Directiv\b 1999/5/CE. 
Română  Prin prezent\b, Apple Inc. decl\bră că \bcest \bp\br\bt iM\bc 
este în conformit\bte cu cerinţele esenţi\ble şi cu celel\blte prevederi  
relev\bnte \ble Directivei 1999/5/CE. 
Slovensko  Apple Inc. izj\bvlj\b, d\b je t\b iM\bc skl\bdne z bistvenimi 
z\bhtev\bmi in ost\blimi ustreznimi določili direktive 1999/5/ES. 
Slovensky...

70
Russia
Mouse Class 1 LED InformationThe	Apple	Mouse	is	a	Class	1	LED	product	in	accordance	with	IEC	
60825-1	A1	A2.	
It	also	complies	with	the	Canadian	ICES-003	Class	B	Specification. 	
External USB Modem InformationWhen	connecting	your	iMac	to	the	phone	line	using	an	external	
USB	modem,	refer	to	the	telecommunications	agency	information	
in	the	documentation	that	came	with	your	modem.
ENERGY STAR® Compliance
As	an	ENERGY	STAR®	partner, 	Apple	has	determined	that	standard	
configurations	of	this...