Epson Projector PowerLite 640 User Manual

							

Password
SecurityTypes
 You
cansetupthese typesofpassword securityusingoneshared password:
 •
Power OnProtection passwordpreventsanyonefromusing theprojector withoutfirstentering a
 password.

•
Users LogoProtection passwordpreventsanyonefromchanging thecustom screentheprojector
 can
display whenitturns onorwhen youusetheA/V Mute feature. Thepresence ofthe custom
 screen
discourages theftbyidentifying theprojector ’s owner.
 •
Network Protection passwordpreventsanyonefromchanging thenetwork settingsinthe projector
 menus.

Setting
aPassword
 Selecting
Password SecurityTypes
 Entering
aPassword toUse theProjector
 Saving
aUser s Logo Image toDisplay
 Parent
topic:Projector SecurityFeatures
 Setting
aPassword
 To
use password security,youmust setapassword.
 1.
Hold down theFreeze buttononthe remote controlforabout fiveseconds oruntil youseethis
 menu.

2.
Press thedown arrow toselect Password andpress Enter.
 You
seetheprompt Change thepassword?.
 3.
Select Yesandpress Enter.
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4.
Press andhold down theNum button onthe remote controlandusethenumeric buttonstoset a
 four-digit
password.
 The
password displaysas**** asyou enter it.Then youseetheconfirmation prompt.
 5.
Enter thepassword again.
 You
seethemessage Password accepted.
 6.
Press Esctoreturn tothe menu.
 7.
Make anote ofthe password andkeep itin asafe place incase youforget it.
 Parent
topic:Password SecurityTypes
 Related
tasks
 Selecting
Password SecurityTypes
 Selecting
Password SecurityTypes
 After
setting apassword, youseethismenu, allowing youtoselect thepassword securitytypesyouwant
 to
use.
 102  
						

							

If
you donot see thismenu, holddown theFreeze buttononthe remote controlforabout fiveseconds or
 until
themenu appears.
 1.
Toprevent unauthorized useofthe projector, selectPower OnProtection ,press Enter,select On,
 press
Enter again, andpress Esc.
 2.
Toprevent changes tothe Users Logoscreen orrelated display settings, selectUsers Logo
 Protection
,press Enter,select On,press Enter again, andpress Esc.
 3.
Toprevent changes tonetwork settings, selectNetwork Protection ,press Enter,select On,press
 Enter
again, andpress Esc.
 Note:
Besure tokeep theremote controlinasafe place; ifyou lose it,you willnot beable toenter the
 password
requiredtouse theprojector.
 Parent
topic:Password SecurityTypes
 Related
tasks
 Setting
aPassword
 Entering
aPassword toUse theProjector
 If
a password isset upand aPower OnProtection passwordisenabled, youseeaprompt toenter a
 password
whenever youturn onthe projector.
 Note:
Thisprompt willonly appear whentheprojector isturned onafter being unplugged.
 You
must enter thecorrect password touse theprojector.
 103 
						

							

1.
Press andhold down theNum button onthe remote controlwhileyouenter thepassword usingthe
 numeric
buttons.
 The
password screencloses.
 2.
Ifthe password isincorrect, thefollowing mayhappen:
 •
You seeawrong password messageandaprompt totry again. Enterthecorrect password to
 proceed.

•
Ifyou enter anincorrect password severaltimesinsuccession, theprojector displaysarequest
 code
andamessage tocontact EpsonSupport. Donot attempt toenter thepassword again.
 When
youcontact EpsonSupport, providethedisplayed requestcodeandproof ofownership for
 assistance
inunlocking theprojector.
 Parent
topic:Password SecurityTypes
 Related
references
 Where
toGet Help
 Saving
aUser s Logo Image toDisplay
 You
cantransfer animage tothe projector andthen display itwhenever theprojector turnson.You can
 also
display theimage whentheprojector isnot receiving aninput signal orwhen youtemporarily stop
 projection
(usingtheA/V Mute feature). Thistransferred imageiscalled theUsers Logoscreen.
 The
image youselect asthe Users Logocanbeaphoto, graphic, orcompany logo,which isuseful in
 identifying
theprojectors ownertohelp deter theft.Youcanprevent changes tothe Users Logoby
 setting
uppassword protection forit.
 1.
Display theimage youwant toproject asthe Users Logo.
 104  
						

							

2.
Press theMenu button, selecttheExtended menu,andpress Enter.
 3.
Select theUsers Logosetting andpress Enter.
 You
seeaprompt askingifyou want touse thedisplayed imageasausers logo.
 4.
Select Yesandpress Enter.
 You
seeaselection boxoverlaying yourimage.
 5.
Use thearrow buttons onthe remote controltosurround theimage areayouwant touse asthe
 Users
Logoandpress Enter.
 You
seeaprompt askingifyou want toselect thisimage area.
 6.
Select Yesandpress Enter.(If you want tochange theselected area,select No,press Enter,and
 repeat
thelast step.)
 105 
						

							

You
seetheUsers Logozoom factor menu.
 7.
Select azoom percentage andpress Enter.
 You
seeaprompt askingifyou want tosave theimage asthe Users Logo.
 8.
Select Yesandpress Enter.
 You
seeacompletion message.
 9.
Press Esctoexit themessage screen.
 10.
Select theExtended menuandpress Enter.
 11.
Select Display andpress Enter.
 12.
Select whenyouwant todisplay theUsers Logoscreen:
 •
To display itwhenever thereisno input signal, selectDisplay Background andsetitto Logo .
 •
To display itwhenever youturn theprojector on,select Startup Screenandsetitto On .
 •
To display itwhenever youpress theA/V Mute button, selectA/VMute andsetitto Logo .
 To
prevent anyonefromchanging theUsers Logosettings withoutfirstentering apassword, seta
 password
andenable UsersLogosecurity.
 Parent
topic:Password SecurityTypes
 Related
tasks
 Shutting
Offthe Picture andSound Temporarily
 Setting
aPassword
 Selecting
Password SecurityTypes
 106 
						

							

Locking
theProjector s Buttons
 You
canlock thebuttons onthe projectors controlpaneltoprevent anyonefromusing theprojector. You
 can
lock allthe buttons orall the buttons exceptthepower button.
 1.
Press theMenu button.
 2.
Select theSettings menuandpress Enter.
 3.
Select theControl PanelLocksetting andpress Enter.
 4.
Select oneofthese locktypes andpress Enter:
 •
To lock allofthe projectors buttons,selectFullLock .
 •
To lock allbuttons exceptthepower button, selectPartial Lock.
 You
seeaconfirmation prompt.
 5.
Select Yesandpress Enter.
 Unlocking
theProjector s Buttons
 Parent
topic:Projector SecurityFeatures
 Unlocking
theProjector s Buttons
 If
the projectors buttonshavebeen locked, holdtheEnter button onthe projectors controlpanelfor
 seven
seconds tounlock them.
 Parent
topic:Locking theProjector s Buttons
 107 
						

							

Installing
aSecurity Cable
 You
caninstall twotypes ofsecurity cablesonthe projector todeter theft.
 •
Use thesecurity slotonthe projector toattach aKensington lock.Seeyour local computer or
 electronics
dealerforpurchase information.
 •
Use thesecurity cableattachment pointonthe projector toattach awire cable andsecure itto aroom
 fixture
orheavy furniture.
 Note:
Donot pass drop-prevention cablesthrough thesecurity cableattachment pointwhen mounting
 the
projector onawall orceiling.
 Parent
topic:Projector SecurityFeatures
 Related
references
 Projector
Parts-Front/Top
 Optional
Equipment andReplacement Parts
 Projector
Identification SystemforMultiple Projector Control
 You
canoperate multiple projectors usingoneremote controlformore elaborate presentations. Todo
 this,
youassign anidentification numbertoeach projector andtothe remote control. Thenyoucan
 operate
allthe projectors atonce orindividually.
 You
canalso match thecolors displayed byany projectors youplan touse near each other.
 Caution:
Leaveatleast 2feet (60cm) ofspace between theprojectors toprevent themfrom
 overheating.

108  
						

							

Setting
theProjector ID
 Setting
theRemote ControlID
 Matching
Multiple-Projector DisplayQuality
 Parent
topic:Adjusting ProjectorFeatures
 Setting
theProjector ID
 If
you want tocontrol multiple projectors fromaremote control, giveeach projector aunique ID.
 1.
Press theMenu button.
 2.
Select theExtended menuandpress Enter.
 3.
Select Projector IDand press Enter.
 4.
Use thearrow buttons onthe remote controltoselect theidentification numberyouwant touse for
 the
projector. Thenpress Enter.
 Repeat
thesestepsforallthe other projectors youwant tooperate fromoneremote control.
 Parent
topic:Projector Identification SystemforMultiple Projector Control
 Setting
theRemote ControlID
 The
remote controls IDisset tozero bydefault soitcan operate anycompatible projector.Ifyou want to
 set
the remote controltooperate onlyaparticular projector, youneed toset the remote controls IDto
 match
theprojectors ID.
 1.
Turn onthe projector youwant theremote controltooperate withexclusively.
 109 
						

							

2.
Make sureyouknow theprojectors IDnumber asset inthe Extended menuProjector IDsetting.
 Note:
Ifyou have forgotten theprojectors ID,aim theremote atthe projector andpress theID
 button.
Theprojectors IDwill display onthe screen temporarily.
 3.
Aim theremote controlatthat projector.
 4.
Hold down theIDbutton onthe remote controlwhileyoupress thenumeric buttonthatmatches the
 projectors
ID.Then release thebuttons.
 5.
Press theIDbutton onthe remote controltocheck ifthe ID-setting processworked.
 You
seeamessage displayed bythe projector.
 •
Ifthe remote controlislisted asOn ,the remote controlIDisset tooperate onlythelisted projector.
 •
Ifthe remote controlislisted asOff ,the remote controlIDisnot setproperly. Repeatthesteps
 above
toset the IDtomatch theprojector youwant tocontrol.
 Note:
Youmust setthe remote controlIDtomatch theprojector IDeach timeyouturn onthe
 projector
youhave setitto control.
 Parent
topic:Projector Identification SystemforMultiple Projector Control
 Matching
Multiple-Projector DisplayQuality
 You
canmatch thedisplay qualityofmultiple projectors thatwillproject nexttoeach other.
 1.
Turn onallthe projectors onwhich youwant tomatch thedisplay quality.
 2.
SetIDnumbers oneach projector.
 3.
Settheremote controlIDtomatch thefirst projector.
 110