Optoma Ep773 Projector User Manual

							
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Appendices

5.	 Select	the	“Change”	button	under	the	“Monitor”	tab.
6.	 Click	on	“Show	all	devices.”	Next,	select	“Standard	monitor	types”	under	the	SP	box;	choose	the	resolution	mode	you	need	
under	the	“Models”	box.	
IfyouareusingaNotebook:
1.	 First,	follow	the	steps	above	to	adjust	resolution	of	the	com
-
puter.
2.	 Press	the	toggle	output	settings.	example:	[Fn]+[F4]
 
	 If	you	experience	difficulty	changing	resolutions	or	your	monitor	 freezes,	restart	all	equipment	including	the	projector.
Problem: The screen of the Notebook or PowerBook computer 
is not displaying a presentation
IfyouareusingaNotebookPC:
SomeNotebookPCsmaydeactivatetheirownscreenswhena
seconddisplaydeviceisinuse.Eachhasadifferentwaytobe
reactivated.Refertoyourcomputer’sdocumentationfordetailed
information.
Problem: Image is unstable or flickering
Use“Phase”tocorrectit.
Changethemonitorcoloursettingonyourcomputer.
Problem: Image has vertical flickering bar
Use“Frequency”tomakeanadjustment.
	 Check	and	reconfigure	the	display	mode	of	your	graphic	card	to 	
makeitcompatiblewiththeproduct.
Problem: Image is out of focus
 AdjuststheFocusRingontheprojectorlens.
Compaq=>		 [Fn]+[F4]
Dell	=>		 [Fn]+[F8]
Gateway=>	 [Fn]+[F4]
IBM=>	 [Fn]+[F7]
MacApple:
SystemPreference-->Display-->Arrangement-->Mirror
display
Packard
=>		 [Fn]+[F4]
Hewlett
NEC=>		 [Fn]+[F3]
Toshiba	=>		 [Fn]+[F5] 
						

							
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Appendices

	 Make	sure	the	projection	screen	is	between	distance	4.9	to	40.0	feet	(1.5	to	12.2	meters)	from	the	projector.	See	page	15.
Problem: The image is stretched when displaying 16:9 DVDThe	projector	automatically	detects	16:9	DVD	and	adjusts	the	aspect	
ratio	by	digitizing	to	full	screen	with	4:3	default	setting.
If	the	image	is	still	stretched,	you	will	also	need	to	adjust	the	aspect	
ratiobyreferringtothefollowing:
Pleaseselect4:3aspectratiotypeonyourDVDplayerifyouare
playing	a	16:9	DVD.
If	you	can’t	select	4:3	aspect	ratio	type	on	your	DVD	player,	please	
select4:3aspectratiointheonscreenmenu.
Problem: Image is reversed

Select“Management-->Projection”fromtheOSDandadjustthe 
projectiondirection.
Problem: Lamp burns out or makes a popping sound
	 When	the	lamp	reaches	its	end	of	life,	it	will	burn	out	and	may	 make	a	loud	popping	sound.		If	this	happens,	the	projector	will	not	
turnonuntilthelampmodulehasbeenreplaced.Toreplacethe
lamp,	follow	the	procedures	in	the	“Replacing	the	Lamp”.
Problem: LED lighting message
Steadylight=>Nolight=>
MessagePower-LEDTemp-LEDLamp-LED(Green)(Red)
StandbyState(Inputpowercord)
WarmingFlashing
NormalMode
CoolingFlashing
Error(Lampfailed)
Error(Fanfailed)Flashing
Error(OverTemp.) 
						

							
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Appendices

Problem: Message Reminders
Fanfail:

Overtemperature:

PowerOff:

Replacethelamp:

 
						

							
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Appendices

Replacing the Lamp
Theprojectorkeepstrackofthelampusage.Itwillshowyoua
warningmessage
When	you	see	this	message,	change	the	lamp	as	soon	as	pos
-
sible.	Make	sure	the	projector	has	cooled	down	for	at	least	30	
minutesbeforechangingthelamp.Warning:Lamp
compartmentishot!
Allow	30	minutes	
tocooldownbefore
changinglamp!
Warning:To
reducetheriskof
personal	injury,	do	not	
dropthelampmodule
ortouchthelampbulb.
Thebulbmayshatter
andcauseinjuryifitis
dropped.
Lamp Replacement Procedure: 
1.	 Switch	off	the	power	to	the	projector	by	pressing	the	Power/ Standbybutton.
2.	 Allow	the	projector	to	cool	down	for	at	least	30	minutes.
3. Disconnectthepowercord.
4. Useascrewdrivertoremovethescrewsfromthecover.

5.	 Push	up	and	remove	the	cover.

6.	 Remove	the	2	screws	from	the	lamp	module.

7.		 Pull	out	the	lamp	module.	

To replace the lamp module, reverse the previous steps.
1
3
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Appendices

Remark:“*”com-
pressedcomputer
image.
Compatibility Modes
ModeResolution(ANALOG)(DIGITAL)
V.Frequency (Hz)	H.Frequency(kHz)	V.Frequency (Hz)	H.Frequency(kHz)	
VESAVGA 640	x	350
7031.57031.5
VESAVGA640	x	3508537.98537.9
VESAVGA640	x	4008537.98537.9
VESAVGA640	x	4806031.56031.5
VESAVGA640	x	4807237.97237.9
VESAVGA640	x	4807537.57537.5
VESAVGA640	x	4808543.38543.3
VESAVGA720	x	4007031.57031.5
VESAVGA720	x	4008537.98537.9
VESASVGA 800	x	6005635.25635.2
VESASVGA800	x	6006037.96037.9
VESASVGA800	x	6007248.17248.1
VESASVGA800	x	6007546.97546.9
VESASVGA800	x	6008553.78553.7
VESAXGA1024	x	7686048.46048.4
VESAXGA1024	x	7687056.57056.5
VESAXGA1024	x	7687560.07560.0
VESAXGA1024	x	7688568.78568.7
*VESASXGA 1280	x	10246063.986063.98
*VESASXGA1280	x	10247579.987579.98
*	VESA	SXGA+ 1400	x	10506063.986063.98
MAC	LC	13”640	x	48066.6634.98******
MAC	II	13”640	x	48066.6835******
MAC	16”832	x	62474.5549.725******
MAC	19”1024	x	7687560.24******
*MAC1152	x	87075.0668.68******
MACG4 640	x	4806031.35******
iMACDV 1024	x	7687560******
*iMACDV 1152	x	8707568.49******
*iMACDV1280	x	9607575****** 
						

							
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Appendices

RS232 Commands
Pinno.NameI/O(FromProjec-
torSide
1TXDOUT
2RXDIN
3GND__
Pinno.Spec.
1R(RED)/Cr
2G(GREEN)/Y
3B(BLUE)/Cb
4GND
5GND
6GND
7GND
8GND
9 DDC	5V
10GND
11GND
12DDCDate
13HD/CS
14VD
15DDCClock
12345
678910
1112131415
12
3
RS232 ConnectorVGA-In Connector 
						

							
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Appendices

Pleasenotethat
damageresultingfrom
incorrectinstallation
willinvalidatethewar
-ranty.
Ceiling Mount Installation
1.	 To	prevent	damaging	your	projector,	please	use	the	ceiling	 mountpackageforinstallation.
2.	 If	you	wish	to	use	a	third	party	ceiling	mount	kit,	please	 ensurethescrewsusedtoattachedamounttotheprojector
meet	the	following	specifications:
Screw type: M3
Maximum screw length: 10mm
Minimum screw length: 7.5mm
Warning:
1.	If	you	buy	the	ceiling	
mountfromanother
manufacturer,	please	
ensurethatthereisat
least	10cm	distance	be
-
tweenthebottomcover
oftheprojectorandthe
ceiling.
2.Avoidplacingthe
projectornearsources
ofheatsuchasair-
conditioningunitsand
heatersotherwiseit
mayoverheatandshut
downautomatically.
47.00
82.00
1.00
79.50
124.29
67.08
53.33
/254.50
204.50Max./Min.
347.3
246.2
15.6
94.7 
						

							
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Appendices

Optoma Global Offices
For service or support please contact your local office.
USA
715	Sycamore	Drive		Tel	:	408-383-3700
Milpitas,	CA	95035,	USA		 Fax	:	408-383-3702	
www.optomausa.com Service:
[email protected]
Canada
5630	Kennedy	Road,	Mississauga,
ON,	L4Z	2A9,	Canada		Tel	:	905-882-4228
www.optoma.com	 Fax	:	905-882-4229
Europe
42	Caxton	Way,	The	Watford	Business	Park	
Watford,	Hertfordshire,		
WD18	8QZ,	UK	Tel	:	+44	(0)	1923	691	800
www.optomaeurope.comm		 Fax	:	+44	(0)	1923	691	888
Service	Tel	:	+44	(0)1923	691865	 Service	:	
[email protected]
Taiwan
5F.,	No.	108,	Minchiuan	Rd.		 Tel	:	+886-2-2218-2360
Shindian	City,			 Fax	:	+886-2-2218-2313
Taipei	Taiwan	231,	R.O.C.	 Service	:	
[email protected]
www.optoma.com.tw asia.optoma.com
Hong Kong
Room	2507,	25/F.,	China	United	Plaza,	
No.	1008	Tai	Nan	West	Street,	 Tel	:	+852-2396-8968
Lai	Chi	Kok,		Fax	:	+852-2370-1222
Kowloon,	Hong	Kong		 www.optoma.com.hk
China
5F,	No.	1205,	Kaixuan	Rd.,		 Tel	:	+86-21-62947376
Changning	District		Fax	:	+86-21-62947375
Shanghai,	200052,	China	 www.optoma.com.cn
Latin America
715	Sycamore	Drive		 Tel	:	408-383-3700
Milpitas,	CA	95035,	USA	 Fax	:	408-383-3702
www.optoma.com.br	 www.optoma.com.mx 
						

							
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Appendices

Optoma France 
Batiment	E			Tel.:	+33	1	41	46	12	20	
81-83	avenue	Edouard	Vaillant			 Fax	:	+33	1	41	46	94	35
92517	Boulogne	Billancourt,	France		 Servicel	:	
[email protected]

Optoma Deutschland
Werftstrasse	25			 Tel	:	+49	(0)	211	506	6670
D40549	Düsseldorf,			 Fax	:	+49	(0)	211	506	66799
Germany Service:
[email protected]

Optoma Scandinavia
Grev	Wedels	Plass	2			Tel	:	+47	32	26	89	90		
3015	Drammen			 Fax	:	+47	32	83	78	98	
Norway Service:
[email protected]
 
						

							
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Appendices

Regulation & safety notices
This	appendix	lists	the	general	notices	of	your	Projector.	
FCC notice 
Thisdevice has been tested and found to comply with the
limits 	for 	a 	Class 	B 	digital 	device 	pursuant 	to 	Part 	15 	of 	the	
FCC rules. These limits are designed to provide reasonable
p r o t e c t i o n a g a i n s t h a r m f u l i n t e r f e r e n c e i n a r e s i d e n t i a l
installation. 	This 	device 	generates, 	uses, 	and 	can 	radiate 	radio	
frequency 	energy 	and, 	if 	not 	installed 	and 	used 	in 	accordance	
with 	the 	instructions, 	may 	cause 	harmful 	interference 	to 	radio	
communications.
However, 	there 	is 	no 	guarantee 	that 	interference 	will 	not	
occur in a particular installation. If this device does cause
harmful 	interference 	to 	radio 	or 	television 	reception, 	which	
can	 be	determined	 by	turning	 the	device	 off	and	 on,	the	 user	 is	
encouraged totry tocorrect theinterference byone ormore of
thefollowingmeasures: •Reorientorrelocatethereceivingantenna.
•Increasetheseparationbetweenthedeviceandreceiver.
•Connect the device into an outlet on a circuit different
fromthatto whichthereceiverisconnected.
• 	Consult 	the 	dealer 	or 	an 	experienced 	radio/television	
technicianforhelp.
Notice: Shielded cables 
All connections to other computing devices must be
made usingshielded cablestomaintain compliance with
FCCregulations.
Caution 
Changes	 or	modifications	 not	expressly	 approved	 by	the	
manufacturer 	could 	void 	the 	user’s 	authority, 	which 	is	
granted	 by	the	 Federal	 Communications	 Commission,	to	
operatethiscomputer.