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21

Lamp won’t turn on, LED blinking red (page 14)

Lamp must be replaced (page 35)

Lamp turns on

Image not centered on screen

Move projector, adjust zoom, adjust height

Correct image

blinking
 red

Start U

p

Logo

adjust horizontal or vertical position in 
Picture>Advanced menu

zoom

Summary of Contents for 28A8757

Page 1: ...Audio Visual Products USERS MANUAL MODEL 28A8757 ...

Page 2: ......

Page 3: ...ned to provide rea sonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a res idential area is likely to cause harmful ...

Page 4: ... lens 34 Replacing the projection lamp 35 Using the security lock 37 Appendix 38 Specifications 38 Accessories 38 Projected image size 39 If you are experienced in setting up presentation systems use the Quick Set Up card that was included in the carry case Important Operating Considerations Do not place the projector on a tablecloth or other soft covering that may block the vents Vents are placed...

Page 5: ...bles they contain make your setup expe rience quick and easy while the case s design helps you find and put away all items without the concern of anything becoming lost Included items Cables computer cable power cable video cable remote audio cable projector user s guide quick setup card color coded cable straps and safety card user s guide remote computer cable projector lens cap power cable vide...

Page 6: ...ng foot heat vent heat vent remote control receiver IR computer 1 computer 2 video monitor out network serial control audio in audio in audio in audio out R R L L Y Pr Pb s video computer in lock remote control receiver IR power connector network computer monitor s video video connector component video computer 1 2 computer 1 2 audio serial connector external speakers audio out audio in ...

Page 7: ... cable to your com puter and to the computer Audio In connector on the projector If you are using a desktop computer and want to see the image on your computer screen as well as on the projection screen plug the monitor cable to the Monitor out connector on the projector computer 1 computer 2 video monitor network serial control audio in audio in audio in audio out R R L L Y Pr Pb s video computer...

Page 8: ...ial connector The projector can be managed by networking software through its Network connector computer 1 computer 2 video monitor network serial control audio in audio in audio in audio out R R L L Y Pr Pb s video computer in connect VESA cable connect RS 232 cable computer 1 computer 2 video monitor network serial control audio in audio in audio in audio out R R L L Y Pr Pb s video computer in ...

Page 9: ...e should appear on the projection screen If it doesn t press the Computer button on the projector s keypad Make sure your laptop s external video port is active Many laptops do not automatically turn on their external video port when a projector is connected Usually a key combination like FN F5 is used to turn the external display on and off Refer to your computer s documenta tion to learn your co...

Page 10: ...your Windows operating system If you are running Windows 2000 Windows ME or Window XP skip these steps and go to Adjusting the image on page 10 a Click Next to begin searching for the driver b Make sure Search for the best driver is selected then click Next c Uncheck any checked boxes then click Next Windows automatically locates the driver If this driver has been removed reload the driver using y...

Page 11: ...vers must be installed to use the USB functionality The Wizard launches three times The first time it detects a USB Composite Device The second time a USB Human Interface Device for the keyboard The third time it detects a USB Human Interface Device for the mouse For Windows 2000 Windows ME and Windows XP The USB drivers are automatically installed ...

Page 12: ...s rings by rotating them until the desired image size and sharpness are produced If the image is not square adjust the keystone by using the buttons on the keypad Press the upper Keystone button to reduce the upper part of the image and press the lower Keystone button to reduce the lower part Adjust the Contrast or Brightness in the Picture menu See page 27 for help with the menus adjust height ro...

Page 13: ...ideo device uses component cable connectors sold separately plug the cable s green connectors into the green component out connector on the video device and into the green component connector labeled Y on the projector Plug the component cable s blue connectors into the blue compo nent out connector on the video device and into the blue component con nector labeled Pb on the projector Plug the com...

Page 14: ...on the video device The video device s image should appear on the projection screen If it doesn t press the Video button on the keypad Adjust the height of the projector by pressing the release button to extend the elevator foot Rotate the leveling foot if necessary Position the projector the desired distance from the screen at a 90 degree angle to the screen See page 39 for a table listing screen...

Page 15: ... Press the upper Keystone button to reduce the upper part of the image and press the lower Keystone button to reduce the lower part Adjust the volume on the keypad or remote Adjust the Contrast Brightness Color or Tint in the Picture menu See page 27 for help with the menus adjust zoom and focus focus zoom adjust keystone adjust volume adjust Picture menu contrast brightness color tint ...

Page 16: ...utton a second time The lamp turns off and the LED blinks green for 1 minute while the fans continue to run to cool the lamp When the lamp has cooled the LED lights green and the fans stop Unplug the power cable to completely power off the projector Troubleshooting your setup If your image appears correctly on the screen skip to the next section page 23 If it does not troubleshoot the setup The LE...

Page 17: ...o startup screen Plug power cable in and remove lens cap press power button Correct image Only startup screen appears Press the Computer button Activate laptop s external port Computer image projected Start Up Logo A Start Up Logo or restart laptop A A ...

Page 18: ... refresh rate in Control Panel Display Settings Advanced Adapter location varies by operating system Computer image projected A Signal out of range You may also need to set a different resolution on your computer as shown in the following Problem Image fuzzy or cropped A A ...

Page 19: ...my computer s mouse Connect computer cable page 5 then load USB drivers if needed page 8 Remote controls computer cursor Note that the mouse is not functional in zoom mode see page 32 See page 23 for information on the remote A A A For a laptop disable laptop monitor or turn on dual display mode A X computer 1 computer 2 video monitor network serial control audio in audio in audio in audio out R R...

Page 20: ...n Result Image not square Adjust keystone on keypad Square image Edges of image distorted Turn Overscan on in the Picture Advanced menu Correct image Image not sharp Adjust Sharpness in the Picture Advanced menu Correct image A B A B A B A B A B ...

Page 21: ...hange aspect ratio to 16 9 in Picture Aspect ratio menu Correct image Image upside down Turn off Ceiling in Settings System menu Correct image Image reversed left to right Turn off Rear in Settings System menu Correct image A B A B A A B ...

Page 22: ...ature brightness contrast in the menus Correct image Lamp won t turn on LED blinking red page 14 Make sure vents aren t blocked allow projector to cool for one minute Unplug projector wait one minute plug in projector and turn it on lamp lights A AB B A B COLOR COLOR blinks red Start Up Logo Check lamp hours should be less than 2 000 hours in the Main About menu ...

Page 23: ... red page 14 Lamp must be replaced page 35 Lamp turns on Image not centered on screen Move projector adjust zoom adjust height Correct image blinking red Start Up Logo adjust horizontal or vertical position in Picture Advanced menu zoom ...

Page 24: ...ed in detail in other sections but here is an over view of their functions power turns the projector on page 7 and off page 12 menu opens the on screen menus page 27 select confirms choices made in the menus page 27 up down arrows navigates to and adjusts settings in the menus page 27 auto image resets the projector to the source presets cycles through the available preset settings page 29 keyston...

Page 25: ...down info volume and mute buttons to control the sound a backlight button to light the remote s buttons in the dark and video and computer buttons to switch between sources Two presentation specific features are also provided Use the blank button to display a blank screen instead of the current slide you can choose which color is displayed see page 32 use the effect button to invoke a user defin a...

Page 26: ...2 be sure you are connected to its cor responding audio in Adjust the audio source If playing a video make sure the playback has not been paused Connecting external speakers The projector can be attached to external speakers that have their own power source by plugging speaker cables into the projector s left and right Audio Out connectors computer 1 computer 2 video monitor out network serial con...

Page 27: ...ded to make giving presentation easier The fol lowing is an overview details are found in the menu section on page 27 The remote s Effect button allows you to assign various features to the key The default effect is About which displays information about the projector and current source You can select from Blank Mute Aspect Ratio Source Auto Image Freeze Zoom and About See page 32 for details The ...

Page 28: ...adjust the intensity of the red green and blue color See page 30 Select a different Video Standard Auto tries to determine the standard of the incoming video Select a different standard if necessary See page 30 Turn overscan on to remove noise around the video image See page 30 Customizing the projector You can customize the projector for your specific setup and needs See page 31 to page 34 for de...

Page 29: ...evious menu press the Menu button at any time to close the menus Dots appear before the menu name The number of dots indicate the menu s level ranging from one the Main menu to four the most nested menus The menus are grouped by usage The Picture menu provides image adjustments The Settings menu provides set up type adjustments that are not changed often The About menu provides a read only display...

Page 30: ...icture and changes the amount of black and white in the image Brightness changes the intensity of the image Color video sources only adjusts a video image from black and white to fully saturated color Tint NTSC video sources only adjusts the red green color balance in the image Aspect Ratio Aspect ratio is the ratio of the image width to image height TV screens are usually 1 33 1 also known as 4 3...

Page 31: ...preset as a starting point then further cus tomize the settings for each source The settings you customize are saved in the preset for each source To restore the factory default settings choose Fac tory Reset in the Settings Service menu There are also three user definable presets To set a preset for the current source adjust the image select Save Settings in the Presets menu then choose Save User...

Page 32: ...r and individually adjust the intensity of the red green and blue colors Video Standard When it is set to Auto the projector attempts to pick the video standard automatically based on the input signal it receives The video standard options may vary depending on your region of the world If the projector is unable to detect the correct standard the colors may not look right or the image may appear t...

Page 33: ...ntil a source is found or until power down System Rear reverses the image so you can project from behind a translu cent screen Ceiling turns the image upside down for ceiling mounted projection NOTE It is recommended that all final image adjustments in Ceiling mode are made once the unit has fully warmed up Auto Power When Auto Power is checked the projector automatically goes into the startup sta...

Page 34: ...ly use the effect Only one effect can be enabled at a time Highlight an effect and press Select to choose a different one Blank shows an empty screen Mute turns off all sound Aspect Ratio sets the ratio of the image width to image height Source cycles through the available sources Auto Image causes computer sources to be reacquired Freeze pauses the projected image Zoom lets you magnify a part of ...

Page 35: ...ateway Network Info Provides information on the network configuration The Network Info menu is informational and cannot be edited It displays the current IP Address Subnet Mask Default Gateway and the projector s MAC Address Language allows you to select a language for the onscreen display of menus and messages Service To use these features highlight them and press Select Factory Reset restores al...

Page 36: ...eaner and don t apply the cleaner directly to the lens Abrasive cleaners solvents or other harsh chemicals might scratch the lens 2 Lightly wipe the cleaning cloth over the lens in a circular motion If you don t intend to use the projector immediately replace the lens cap clean the lens with a soft dry cloth and non abrasive cleaner ...

Page 37: ...it 60 minutes to allow the projector to cool thoroughly 3 Turn the projector upside down and remove the lamp door by removing the two screws and sliding the lamp door tabs out of the three tab bays CAUTION Never operate the projector with the lamp door removed This disrupts the air flow and causes the projector to overheat 4 Loosen the captive screw on the lamp module About menu computer 1 compute...

Page 38: ...stall the new lamp module making sure that it is properly seated 7 Tighten the single screw 8 Replace the lamp door by sliding the tabs into the tab bays and tighten ing the two screws 9 Plug in the power cable then press the Power button to turn the projec tor back on 10 Reset the lamp hour timer Resetting the lamp timer If the lamp timer has reached the maximum number of hours for the projec tor...

Page 39: ...Lock System See Accessories on page 38 for ordering information Refer to the information that came with the lock for instructions on how to use it computer 1 computer 2 video monitor out network serial control audio in audio in audio in audio out R R L L Y Pr Pb s video computer in security lock ...

Page 40: ... 110H mm Weight 9 3 lbs 4 24 kg unpacked Optics Focus Range 5 32 8 feet 1 5 10 meters Lamp Type 250 watt UHP lamp Input Power Requirements 100V 120V 4A 50 60 Hz 200V 240V 2A 50 Hz Ceiling Mount UL tested listed ceiling mount with minimum capacity of 46 lbs 20 87 kg Standard Accessories ship with the projector Carrying Case Shipping Box with packaging Computer Cable 6 ft 1 8 m Audio Video Cable 6 f...

Page 41: ...le Various Wall Ceiling Mounted Screens Portable Projector Stand Replacement Lamp Module Various RF Remotes Table 2 Range of distance to the screen for a given screen size for the projector Diagonal Screen Size inches m Distance to screen Image Width inches m Maximum distance feet m Minimum Distance feet m 40 1 0 32 0 8 6 9 2 1 5 0 1 5 50 1 3 40 1 0 8 7 2 6 6 2 1 9 60 1 5 48 1 2 10 4 3 2 7 5 2 3 1...

Page 42: ...ions optional 5 required 5 computer image optimize 25 Contrast 10 13 D Declaration of Conformity 1 Default gateway 33 DHCP 33 Display Messages 31 Drivers 8 USB 9 Windows 98 9 E Effect Key 32 elevator foot 10 F FCC warning 1 first time use driver installation 8 focus 10 13 Freeze 32 fuzzy image 17 I image display video 12 image display computer 7 image does not fit screen 19 image edges distorted 1...

Page 43: ...enu 28 Power button 12 power cable 5 11 Power Save 31 PowerPoint remote s mouse buttons 23 presentation features 25 projector customizing 26 optional accessories 39 shutdown 14 standard accessories 38 troubleshooting problems 14 projector height 10 12 projector positioning 10 12 projector specifications 38 R Rear 31 remote control 23 not working 17 Remote control warning 1 replacing the lamp 35 RS...

Page 44: ...bleshooting 14 15 U USB using your mouse 5 V VESA port 6 Video button 12 video connections optional 11 standard 11 Video connector 11 video images optimizing 26 W Windows 2000 9 Windows 98 8 Windows ME 9 Windows XP 9 X XGA 3 Z zoom 10 13 32 ...

Page 45: ...oration disclaims all liability for incidental or consequential damage of any kind including all damages arising out of any interruptions in operation of the product and all damages to software No person firm or representative is authorized to assume any obligation or to make any warranty on behalf of the Dukane Corporation other than as stated above THIS LIMITED WARRANTY IS VALID FOR U S A AND CA...

Page 46: ...ion 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 Information 800 676 2486 Fax 630 584 5156 Parts Service 800 676 2487 Fax 630 584 0984 401 594 00 ...

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