Dukaneメーカー28A8757の使用説明書/サービス説明書
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A udio Visual Pr oducts USERS MANU AL MODEL 28A8757.
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Declar ation of C onformity W e declar e under our so le responsi bility that th e projector c o nforms to the fol lowing dir ectives and norms: EMC Direct ive 89/3 36/EEC, Amend ed by 93/ 68/EEC EMC:.
2 T able o f Conte nts Introduc tion 3 Connecting a c omputer 5 Required computer connection s 5 Optional computer connections 5 Display ing a computer image 7 First- time p r ojec tor use with W indo.
3 Intr oduction Y our new digital pr ojector is easy t o connect, ea sy to use, easy to mai ntain and has XGA 1024 x768 resolut ion. The pr oj ector c omes in a carry case t hat offe rs ample room for accessory items such a s the proj ect or r emote, color-coded cables, an d documentation.
4 Pro jector components and features key p a d speakers zoom focu s ele v ator f oot relea se rem ot e control rec ei ve r ( I R) air int ake ven t carr ying handle rem ot e cont rol rec ei ve r ( IR .
5 Connecting a computer Required compute r connections Connect the black end of the computer cable to the Com puter 1 con nector on the pr ojector . Connect the blue end to the video port on your computer . If you are using a desktop computer , you first need to dis c onnect the monito r cable fr om t he computer ’ s video port.
6 If you pr efer connecting your computer to th e projector with an opt ional VESA cable, conn ec t one end of the cable to the VESA port on your com- puter , and conn ect the othe r end of th e cable t o the blue Computer 2 con - nector on the pr ojector .
7 Displa ying a computer image Remove the lens cap. Pr ess the Po w e r button on the top of th e projector or the remote. The LED fla shes green a nd the fans start t o run. When the lamp comes on, the sta r tup scr een is displayed and the LED is steady green.
8 First-time pr ojector use with Windo ws 98 The first time you connect a computer running W indows 98 to the projector , the computer recognizes t h e pr ojector as “ new h a rdw a re ” and the A dd Ne w H a rdw a re Wiz ard ap p ea rs .
9 Skip thi s pag e if yo u did not conne ct a USB mouse cab le F or Windo ws 98: • If you connected t he USB cable, the Add New Har dwar e W izard appears a gain. Drivers must be installed t o use the USB fu nctionality . • The Wizar d launches thre e times .
10 Adjusting the imag e Adjust t he heigh t of the proj ec tor , if nece ssary , by pressing the release b ut- ton to extend the elevator foot. Rotate the leveling foot, if n ecessary . Position the projector the desir ed distance from t he screen at a 90 degree angle to the scre en.
11 Connecting a video de vice Standard v ideo co nnecti ons Plug the vid eo cable ’ s yellow connector into the video-out connector on the video dev ice.
12 Displaying a vi deo image Remove the lens cap. Pr ess the Po w e r button on the top of the project or . The LED fla shes green a nd the fans start t o run. When the lamp comes on, the sta r tup scr een is displayed and the LED is steady green. It ca n take a minut e for the ima ge to ac hie ve ful l brig htne ss.
13 Adjust the zoom or focus rin g s by ro t ating them until the desir ed image size and sharpness ar e produced. If the image is not square, a djust the keystone us ing the buttons on the key- pad. Pr ess the upper Ke y s t o n e butt on to reduce the uppe r part of the image, and pr ess the lower Ke y s t o n e bu tton to reduce the low er part.
14 Shutting do wn the pr ojector The p rojector au tomat ically displa ys a bla ck sc reen after no active source is detected for 3 0 minutes. This black screen helps pr eserve the life o f the pro- jector . The image r eturn s when an active sour ce is detected or a remo te or keypad butt on is pressed.
15 Source troublesh ooting Problem Solution Result No startu p screen Plug pow e r cable in and remove lens cap pre ss pow er button Correct i mage Only startup screen app e ars Pr ess the Computer bu.
16 No compu ter image, just t he words “ Sig nal out of range ” Adjust c omputer r efresh r ate in Contr ol Panel>Displa y> Settings> Advanced> Adapte r (lo cation vari es by operat in.
17 Ima ge fuzzy or crop ped Set y our computer ’ s display r esolution to the na tive resolution of the p r o jecto r (Start>Settings> Control Panel>Display>Setting s tab, select10 24x76.
18 Projector t roubleshoot ing Problem Solution Result Image not sq uare A dj us t ke y st o n e o n key p a d Square image Edges of ima ge distor ted T ur n Overscan on in the Picture>Advan ced me.
19 Image does not fit 16:9 screen Chan ge asp ect rat io to 1 6:9 in Picture >Aspect ra tio m enu Correct i mage Imag e upside do wn T urn o ff Ceiling in Settings >System menu Correct i mage Im.
20 Video im age “ torn ” and fra gmented Change Video Standar d in Pictur e>Adva nced menu Correct i mage Pr ojected co lors don ’ t match so urc e Adju st color , tint, colo r tempera ture, .
21 Lamp w on ’ t turn on, LED blinkin g red (page 14) Lamp must be replace d (pa ge 35) Lamp turns o n Image not centered on sc reen Mo ve proj ector , ad just z oom, ad just h eight Correct im age .
22 Regarding this projector When sending the proj ec tor in for repair , we recommend shippin g the unit in the c arry c ase in its orig inal packing mater ial, or having a profession al packaging compa ny pack the unit with all accessories for shippi ng.
23 Using the remote contr o l The r emote uses two (2) pr ovided AAA batteries . They are easily installed by slidi ng the cover of f the rem ote ’ s back, aligning th e + and - ends of t he batteries , sliding them into place, and th en replacin g the cover .
24 Using the audio T o play sound from the project or , connec t your source to the Audi o In con- nector on the pr ojector . T o adjust the volume, us e the buttons on the keypa d or remote.
25 Optimizing computer images After your comput er is connected properly and the computer ’ s im age is on the scre en, you can optimize the i mag e using t he onscreen menus. For gen- eral info rma tion on using the menus, see pa ge 27. • Adjust the Key ston e, Cont ras t, or Br ight ness in the Pi cture me nu.
26 Optimizing video imag es After the video device is connected pr operly and the image is on t h e scr een, you can optimize the image using the onscreen menus. For general informa- tion on u sing t h e menus, s ee page 27. • Adjust the Keystone , Contrast, Brig htness, Color , or T int in the Picture menu.
27 Using the menus T o open the menus, p ress th e menu butt on on th e keypad or remo te. (The menus a u tomatica lly close after 60 seconds if no butt ons are pr essed.) The Main menu appears. Use the arrow buttons to move up and down to high - light t h e desir ed submenu, t hen press th e Sel ect butt on.
28 Picture menu T o adjust th e following five set tings, highligh t the setting , press Select , use the up an d down arro ws to adjust the v a lues, the n press sele c t to confi rm the c hanges . Ke y s t o n e : adj usts the imag e vert ical ly and m akes a sq uarer imag e.
29 Presets : The pr ovided Pr esets optimize the projector for displaying com- puter pr esentations, ph otographs, film images, and video images. (Film input is material origin ally captur ed on a film cam era, like a mov ie; video input is material origin ally captur ed on a video ca mera, like a T V sho w or sporting event.
30 Advanced settings Sharpness : (video sources only) changes the clarity of the edges of a video image. Select a sharpne ss setting. Color S p ace : Thi s option applies to com puter and componen t video sour ces (it won ’ t appear in the menu f or S-video or composite vi deo sour ces).
31 Settings menu Audio : allow s adjustments to the sound Bala nce between speakers a nd speaker V olume. The Internal spea kers and pro jector startup Chime ca n be turned on or off by pla cing or removing a check in the r espective check- boxe s.
32 Screen Sav e : automa ticall y blan ks the s creen with a bl ack col or aft er no sig - nals ar e detected for a pr eset number of minutes . The image r eturns when an a ctiv e so urce is det ecte d or a rem ote o r k eypa d bu tton is pressed . S creen Save is di sable d when P ower Save is enable d.
33 Network : The projector has an RJ45 Ethernet conn ector that supports net- work connections and TCP/IP protocols. Th is w ill allow for the control and management of th e projector over a corpora te network. Th e following fields are accessible when DHCP is not checked a n d availa b le for man u al entry of data.
34 Maintenance Cleaning the lens 1 Apply a non-abrasiv e camera lens cleaner to a soft, dry cloth . A void using an excessive amount of cleaner , and don ’ t appl y the cleaner directly to the lens. Abra sive cleaners, solvents or othe r harsh chemic als m ight sc ratch th e len s.
35 Replacing the projection lamp The lamp hour timer in the About menu counts the number of hours the lamp has b een in use. After 1,980 hours, the mes sage “ Change lamp ” briefly appe ars on the screen a t each st artup . When the time r re aches 2, 000 hours , the lamp will n o longer ligh t.
36 W ARNINGS : • T o avoid burns, allo w the pr ojector to cool for at le ast 60 min utes befo re you r e place the lamp . • Do not dr op the lamp module. The glass m ay shatter an d cause injury . • Do not tou ch the glass lamp screen. Fin gerprints can ob scure pr ojection sharpnes s.
37 Using the security lo ck The pr ojector has a security lock f or use with a PC Guar dian Cable Lock System. See “ Accessories ” on page 38 for or dering informa tion. Refer to the infor mation that came with th e lock for instruc tions o n how to us e it.
38 Appendix Specifications Accessories T e mperatu re Operati ng 50 to 95 ° F (10 to 35 ° C) at 0 - 10,000 f eet Non-o perating -4 to 158 ° F (-20 to 70 ° C ) at 0 -20, 000 fe et Altit ude Ope rat.
39 NO TE : Use onl y appr ov ed accessories . Projected imag e size Optional Accessories Shippi ng Case (A T A appr ov ed) Deluxe T ra vel Case Projector Mount False Ceil ing Plat e for Projector Moun.
40 Numerics 1024 x768 r esol uti on 3 A About 32 altitude limits 38 Aspect Ratio 32 audio 24 Audio In co nnect or 5, 11 audio vo lume 13 Auto Im age 32 Auto Pow er 31 B Blan k 32 blinkin g green 14 bl.
41 L lamp replacement 3 5 lamp w on ’ t turn on 2 0, 21 Langu age 33 laptop externa l video port 7 LED blinkin g green 14 blinkin g red 20 solid gree n 14 solid red 21 LED beha v ior 14 Lens cle ani.
42 T temperature limits 38 Tint 13 Troubleshootin g 14, 15 U USB, using your mouse 5 V VESA port 6 Video button 1 2 video co nnections optional 11 standa rd 11 Video connector 11 video im ages optimiz.
LEGAL INFORMA TION FIVE-YEAR LIMITED W ARRANTY This Dukane LCD projector is warranted to the original purchaser for a period of five (5) years from the original purchase date - in normal use and service - against defects in material and workmanship.
A udio Visual Pr oducts Dukane Corporation Audio Visual Products Division 2900 Dukane Drive St. Charles, IL 60174-3395 E-mail: avsales@dukane.com Phone: (630) 584-2300 Orders: (800) 676-2485 Informati.
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