NEC Projector UM352W User Manual

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To	replace	the	filters:
NOTE:	
•	 Replace	all	four	filters	at	the	same	time.
•	 Before	replacing	the	filters,	wipe	off	dust	and	dirt	from	the	projector	cabinet.	
•	 The	projector	is	precision	equipment.	Keep	out	dust	and	dirt	during	filter	replacement.
•	 Do	not	wash	the	filters	with	soap	and	water.	Soap	and	water	will	damage	the	filter	membrane.	
•	 Put	filters	into	place.	Incorrect	attachment	of	a	filter	may	cause	dust	and	dirt	to	get	into	the	inside	of	the	projector.	
Before	replacing	the	filters,...

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3. Remove the four filters and use a vacuum cleaner to vacuum 
all the dust inside and outside.
 Get rid of dust in the sponge filter
NOTE:	
•	 Whenever	you	vacuum	the	filter,	use	the	soft	brush	attachment	to	
vacuum.	This	is	to	avoid	damage	to	the	filter.
•	 Do	not	wash	the	filter	with	water.	Doing	so	can	result	in	filter	clogging.
4. Remove dust from the filter cover and the two filter cases 
(large and small).
 Clean both outside and inside.
5. Attach the four filters to two filter cases (large...

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6. Insert the large filter case into the projector cabinet.
	 Make	sure	that	the	filter	case	is	inserted	in	the	correct	orientation.
7. Put the small filter case to the projector cabinet.
	 Make	sure	that	the	filter	case	is	inserted	in	the	correct	orientation.
8. Put the filter cover back to the projector cabinet.
	 Insert	two	catches	of	the	tip	of	the	filter	cov er	into	the	groo ve	of	the	
cabinet, and push the button to close the filter cover.
•	 If	you	find	it	to	hard	to	close	the	filter	cover,...

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9. Appendix
❶ Troubleshooting
This	section	helps	you	resolve	problems	you	may	encounter	while	setting	up	or	using	the	projector.
Indicator Messages
Power	Indicator
Indicator ConditionProjector	ConditionNoteOffThe main power is off –
Blinking 
light Blue0�5 sec On,0�5 sec OffThe projector is getting ready to turn on�Wait for a moment�
2�5 sec On,0�5 sec OffOff Timer is enabled� Program timer (off time enabled) –
Orange (short flashes)
Cooling Wait for a moment
Orange (long flashes) Program timer (on...

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Over-Temperature	Protection
If	the	temperature	inside	the	projector	rises	too	high,	the	over-temperature	protector	will	automatically	turn	off	the	lamp	
with	the	STATUS	indicator	blinking	(2-cycle	On	and	Off.)
Should	this	happen,	do	the	following:
•	 Unplug	the	power	cord	after	the	cooling	fans	stop.
•	 Move	the	projector	to	a	cooler	location	if	the	room	where	you	are	presenting	is	particularly	too	warm.
•	 Clean	the	vents	if	they	are	clogged	with	dust.
•	 Wait	about	60	minutes	until	the	inside	of...

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Common Problems & Solutions
(→	“Power/Status/Lamp	Indicator”	on	page	122.)
ProblemCheck	These	Items
Does not turn on
or shut down•	 Check	that	the	power	cord	is	plugged	in	and	that	the	power	button	on	the	projector	cabinet	or	the	remote	control is on� (→ pages 13, 14)•	 Ensure	that	the	lamp	cover	is	installed	correctly.	(→ page 118)•	 Check	to	see	if	the	projector	has	overheated.	If	there	is	insufficient	ventilation	around	the	projector	or	if	the	room where you are presenting is particularly warm,...

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ProblemCheck	These	Items
Cross color in RGB 
mode•	 Press	the	AUTO	ADJ.	button	on	the	projector	cabinet	or	the	remote	control.	(→ page 23)•	 Adjust	the	computer	image	manually	with	[CLOCK]/[PHASE]	in	[IMAGE	OPTIONS]	in	the	menu.	(→ page 
53)
Mic sound is not 
heard•	 Check	if	your	microphone	cable	is	connected	to	the	MIC	input	jack	correctly.•	 Check	if	selection	of	microphone	type	in	the	installation	menu	is	correct.
Mic sound is too loud 
or quiet•	 Adjust	[MIC	GAIN]	from	the	menu.	(→ page 64)
The...

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❷ Specifications
This	section	provides	technical	information	about	projector’s	performance.
Optical
Model	NumberNP-UM352WLCD	Panel0.59	inch	LCD	with	Micro	Lens	Array	(Aspect	Ratio	16:10)Resolution*11280	×	800	pixels	(WXGA)LensDigital	zoom	and	manual	focusDigital	Zoom	Ratio	=	1.4F	=	1.8	f	=	4.78	mmLamp255	W	AC	(200	W	in	NORMAL)(160	W	in	ECO)Light	Output*2*33500	lumensNORMAL:	80%ECO:	60%*4
Contrast	Ratio*3
(full	white:	full	black)4000:1
Image	Size	(Diagonal)58	-	110	inches/1473	-	2794	mmProjection...

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Model	NumberNP-UM352WPower	Requirement100–240V	AC,	50/60HzInput	Current3.9A/1.7APower	Con-
sumptionECO	MODE	OFF339	W	(100-130	V)/326	W	(200-240	V)
NORMAL269	W	(100-130	V)/261	W	(200-240	V)ECO222	W	(100-130	V)/216	W	(200-240	V)STANDBY	(NETWORK	STANDBY)
2.3	W	(100-130	V)/2.6	W	(200-240	V)
STANDBY	(NORMAL)0.22	W	(100-130	V)/0.39	W	(200-240	V)
Mechanical
Model	NumberNP-UM352W
Installation
OrientationDesktop/Front,	Desktop/Rear,	Ceiling/Front,	Ceiling/Rear
Dimensions14.9"	(W)	×	4.4"	(H)	×...

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378 (14.9)
114 (4.5)
43 (1.7)
163 (6.4)
114 (4.5) 112 (4.4)
424.5 (16.7)
344 (13.5)
160 (6.3)
115 (4.5) 112.5 (4.4)151.25 (6)
428 (16.9)
5.5 (0.2)
❸ Cabinet Dimensions
Unit:	mm	(inch)
Attachment surface of ceiling mount
9. Appendix