NEC M302ws Projector Users Manual

130
6. Installation and Connections
Example	of	wireless	LAN	connection
(Network	Type	→	Infrastructure)
 PC with wireless 
LAN card inserted PC with built-in wireless 
LAN function
Wired LAN
Wireless access point
USB Wireless LAN Unit
To	
enable	 direct	communication	 (i.e.,	peer-to-peer)	 between	personal	 computers	 and	projectors,	 you	need	 to	
select	the	Ad	Hoc	mode.
Use	the	HTTP	server	function	to	make	the	settings. 	(→	page	47)
PC with wireless 
LAN card inserted PC with built-in wireless 
LAN...

131
This	section 	describes 	the 	simple 	maintenance 	procedures 	you 	should 	follow 	to 	clean 	the 	lens, 	the 	cabinet, 	and 	to	
replace	the	lamp.
❶ Cleaning the Lens
 WARNING
•	 Do	 not	spray	 flammable	 gas	to	get	 rid	of	dust	 and	dirt	that	 accumulate	 in	the	 lens. 	Doing	 so	could	 cause	 a	
fire.
•	 Turn	off	the	projector	before	cleaning.
•	 The	projector	has	a	plastic	lens. 	Use	a	commercially	available	plastic	lens	cleaner.
•	 Do	not	scratch	or	mar	the	lens	surface	as	a	plastic	lens	is...

132
7. Maintenance
❸ Replacing the Lamp
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.” 	will	 appear	 (*).	Even	 though	 the	
lamp	may	still	be	working,	 replace	the	lamp	 to	maintain	 the	optimal	 projector	 performance. 	After	 replacing	 the	lamp,	
be	sure	to	clear	the	lamp	hour	meter. 	(→	page	115)
 CAUTION
•	 DO	NOT	TOUCH	 THE	LAMP	 immediately...

133
7. Maintenance
2.	 Remove	the	lamp	housing.
(1)	Loosen	the	three	 screws	 securing	 the	lamp	 housing	 until	the	phillips	 screwdriver	 goes	into	a	freewheeling	 condi-
tion.
	 •	 The	three	screws	are	not	removable.
	 •		There	 is	an	 interlock	 on	this	 case	 to	prevent	 the	risk	 of	electrical	 shock.	Do	 not	 attempt	 to	circumvent	 this	
interlock.
(2)	Remove	the	lamp	housing	by	holding	it.
 CAUTION:
Make	sure	that	the	lamp	housing	is	cool	enough	to	before	removing	it.
Interlock
To replace the...

134
7. Maintenance
This completes the lamp replacement.
Go on to the clearing lamp hour meters. 
NOTE:	When	you	continue	 to	use	 the	projector	 for	another	 100	hours	 after	the	lamp	 has	reached	 the	end	 of	its	 life,	 the	projector	
cannot	turn	on	and	the	menu	is	not	displayed.
If	this	happens,	press	the	HELP	button	on	the	remote	control	for	10	seconds	to	reset	the	lamp	clock	back	to	zero.
When	the	lamp	time	clock	is	reset	to	zero,	the	LAMP	indicator	goes	out. 	
To clear the lamp usage hours:
1....

135
8. 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 ConditionNote
Off The main power is off –
Blinking light Blue0.5 sec On,
0.5 sec Off The projector is getting ready to turn on.
Wait for a moment.
2.5 sec On,
0.5 sec Off Off Timer is enabled.
 –
Orange
0.5 sec On,
0.5 sec Off The projector is cooling down.
Wait for a moment.
Steady light Blue The projector is...

136
8. Appendix
Common Problems & Solutions
(→	“Power/Status/Lamp	Indicator” 	on	page	135.)
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 16, 17)•	 Ensure	that	the	lamp	cover	is	installed	correctly.	(→ page 134)•	 Check	 to	see	 if	the	 projector	 has	overheated.	 If	there	 is	insufficient	 ventilation	around	the	projector	 or	if	the	 room	where you are...

137
8. Appendix
If there is no picture, or the picture is not displayed correctly.
•	 Power	on	process	for	the	projector	and	the	PC.
	 Be	sure	to	connect	 the	projector	 and	notebook	 PC	while	 the	projector	 is	in	 standby	 mode	and	before	 turning	 on	
the	power	to	the	notebook	PC.
	 In	most	cases	 the	output	 signal	from	the	notebook	 PC	is	not	 turned	 on	unless	 connected	 to	the	 projector	 before	
being	powered	up.
NOTE:	You	can	check	 the	horizontal	 frequency	of	the	 current	 signal	in	the...

138
8. Appendix
❷ Specifications
This	section	provides	technical	information	about	projector’s	performance.
[M402W/M362W/M322W/M402X/M362X/M322X/M282X]
Optical
Model NumberNP-M402WNP-M362WNP-M322W NP-M402XNP-M362XNP-M322XNP-M282X
Projection 
System Single DLP® chip (0.65", aspect 16:10)
Single DLP® chip (0.55", aspect 4:3)
Resolution*
11280 × 800 pixels (WXGA) 1024 × 768 pixels (XGA)
Lens Manual zoom and focus
Zoom Ratio = 1.7
F2.4–3.1/f = 17.09–29.05 mm
Lamp 270 W AC 
(219 W in NOR-
MAL)
(162 W...

139
8. Appendix
Model NumberNP-M402WNP-M362WNP-M322W NP-M402XNP-M362XNP-M322XNP-M282X
Compatible 
Signals*
6Analog: VGA/SVGA/XGA/WXGA/Quad-VGA/SXGA/SXGA+/WXGA+/WXGA++/UXGA/WSXGA+/HD/Full HD/WUXGA/Mac13"/Mac16"/Mac 19"/Mac 21"/Mac 23"Component: 480i/480p/720p/1080i (60Hz), 576i/576p/1080i (50Hz), DVD Progressive (50/60Hz)Digital: VGA/SVGA/XGA/WXGA/Quad-VGA/SXGA/SXGA+/WXGA+/WXGA++/WSXGA+/HDTV (1080p)/HDTV (1080i)/HDTV (720p)/HDTV (480p)3D: For PC XGA/1280 × 720/WXGA, For Video SDTV...