NEC Projector P452H User Manual

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Step 3: Start Virtual Remote Tool
Start using the shortcut icon
•	 Double-click	the	shortcut	icon	 on the Windows Desktop.
Start from the Start menu
•	 Click	[Start]	→	[All	Programs]	or	[Programs]	→	[NEC	Projector	User	Supportware]	→	[Virtual	Remote	Tool]	
→	[Virtual	Remote	Tool].
	 When	Virtual	Remote	Tool	starts	f or	the	first	time ,	“Easy	Setup”	windo w	will	be	displa yed.
 Follow the instructions on the screens
	 When	“Easy	Setup”	is	completed,	the	Virtual	Remote	Tool	screen	will	be	displayed....

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Exiting	Virtual	Remote	Tool
1	 Click	the	Virtual	Remote	Tool	icon	 on the Taskbar.
 The pop-up menu will be displayed.
2	 Click	“Exit”.
 The Virtual Remote Tool will be closed.
Viewing	the	help	file	of	Virtual	Remote	Tool
•	Displaying	the	help	file	using	the	taskbar
1	 Click	the	Virtual	Remote	Tool	icon		on	the	taskbar	when	Virtual	Remote	Tool	is	running.
 The pop-up menu will be displayed.
2.	 Click	“Help”.
 The Help screen will be displayed.
•	Displaying	the	help	file	using	the	Start	Menu.
1....

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❻ Projecting photos or documents saved on the smartphone 
over a wireless LAN (Wireless Image Utility)
Utilizing	the	Wireless	Image	Utility,	it	enables	to	transfer	photos	and	documents	sav ed	on	terminals	as	a	smartphone	
or	a	tablet	to	the	projector	via	the	wireless	LAN	and	project	them.
There	are	two	kinds	of	Wireless	Image	Utility	software	one	for	Android	and	another	for	iOS	that	can	be	downloaded	
from	Google	Play	or	App	Store.
For Android...

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8. Maintenance
This	section	describes	the	simple	maintenance	procedures	you	should	follow	to	clean	the	filters,	the	projection	window ,	
the	cabinet,	and	to	replace	the	lamp	and	the	filters.
❶ Cleaning the Filters
Filters	are	fixed	at	two	positions	on	this	projector.
Intake	vent	filter:
At	the	bottom	of	control	panel.
Prevent	the	projector	inside	from	dust	and	dirt	accumulation.
Color	wheel	filter:	
Fixed	inside	the	lamp	cover.	
Prevent	the	color	wheel	from	dust	and	dirt	accumulation.
In	this	manual,...

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1. Turn off the power supply and pull out the plug from the wall 
outlet.
2. Pinch the knob at the bottom of the filter case and pull it out.
•	 If	you	put	the	projector	upside	down	for	cleaning	as	the	illustra-
tion, please lay a mat as a cloth for protecting the cabinet top 
from damage.
Knob
3. Remove the Filter (A) from the filter case.
Filter case
Filter (A)
4.	 Vacuum	all	the	dust	on	the	Filter	(A)	and	the	filter	case.
•	 Get	rid	of	dust	accumulated	on	the	intake	vent	on	the	projector.
•	 Make...

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5. Set the cleaned Filter (A) onto the filter case.
•	 Set	the	cut	off	part	of	the	Filter	(A)	meeting	with	the	knob	part	
on the filter case.
Knob
Cut off
6. Insert the filter case to the projector cabinet.
	 Make	sure	that	the	filter	case	is	inserted	in	the	correct	orientation.
7.	 Clear	the	filter	hour	meter.
	 Connect	the	pow er	cord	plug	to	the	wall	outlet	and	turn	on	the	projector.	Select	[CLEAR	FILTER	HOURS]	for	[RE-
SET] in the onscreen menu. (→ page 68)
8. Maintenance  

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❷ Cleaning the Lens
•	 Turn	off	the	projector	before	cleaning.
•	 Do	not	scratch	or	mar	the	projection	window	as	it	is	made	of	glass.
•	 Use	a	blower	or	lens	paper	to	clean	the	projection	window,	and	be	careful	not	to	scratch	or	mar	the	glass	surface .
•	 Never	use	alcohol	or	glass	lens	cleaner	as	doing	so	will	cause	of	damage	to	the	plastic	lens	surface.
 WARNING
•	 Do	not	use	a	spray	containing	flammable	gas	to	get	rid	of	accumulated	dust	and	dirt	on	the	projection	window .	
It	may	cause	of	fire....

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❸ Cleaning the Cabinet
Turn	off	the	projector,	and	unplug	the	projector	before	cleaning.
•	 Use	a	dry	soft	cloth	to	wipe	dust	off	the	cabinet.
	 If	heavily	soiled,	use	a	mild	detergent.	
•	 Never	use	strong	detergents	or	solvents	such	as	alcohol	or	thinner.	
•	 For	cleaning	the	vents	or	the	speaker,	use	a	vacuum	cleaner	with	a	brush	attachment.	Do	not	apply	the	vacuum	
hose	or	the	nozzle	adaptor	directly	onto	the	vents	and	speaker.
Vacuum the dust off the vents.
•	 Clogged	vents	may	cause	a	rise	in...

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❹ Replacing the Lamp and the Filters
When	the	lamp	reaches	the	end	of	its	life,	the	LAMP	indicator	in	the	cabinet	will	blink	red	and	the	message	“THE	
LAMP	HAS	REACHED	THE	END	OF	ITS	USABLE	LIFE.	PLEASE	REPLACE	THE	LAMP	AND	FILTER. ”	will	appear	
(*).	Even	though	the	lamp	may	still	be	working,	replace	the	lamp	to	maintain	the	optimal	projector	perfor mance.	After	
replacing	the	lamp,	be	sure	to	clear	the	lamp	hour	meter.	(→	page	68)
 CAUTION
•	 DO	NOT	TOUCH	THE	LAMP	immediately	after	it	has	been...

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To	replace	the	lamp	and	the	Filter	(B):	
1. Remove the lamp cover.
(1) Loosen the lamp cover screw
•	 The	lamp	cover	screw	is	not	removable.
(2) Push and slide the lamp cov er off.
ab
2. Pull out the filter case. Pinch the filter case handle and pull it 
in the arrow indicated direction.
3. Replace the Filter (B).
(1) Pull out the Filter (B) from the filter case.
8. Maintenance