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Chapter 2: Troubleshooting

Diagnostics Tests for the Presenter

If, after following the suggestions in this chapter, you still believe there is a
problem with the Presenter, run the Confidence Test from your CRT monitor.
Follow these steps:

1.

From the System toolchest, choose “Run Confidence Tests.”

You see the Confidence Tests form.

2.

Select the

Presenter

icon and click

Open,

or double-click the icon.

3.

Follow the instructions on each screen to test the display, speakers, and
Presenter board.

4.

To close the Confidence Test, press

<Esc>

.

If any of the tests indicate a failure, contact your service provider for further
instructions.

Product Support: Presenter

Silicon Graphics provides a comprehensive product support and
maintenance program for its products. If you are in North America and
would like support for your Silicon Graphics-supported products, contact
the Technical Assistance Center toll-free at 1-800-800-4SGI, or your
authorized service provider. If you are outside North America, contact the
Silicon Graphics subsidiary or authorized distributor in your country.

Product Support: Dukane Overhead Projector

For the Dukane service center near you, call Dukane toll-free at
1-800-676-2487 or 1-708-584-2300 extension 356 in the United States. Or send
a fax to Dukane at 1-708-584-0984 in the United States. For Dukane
international service, call 352-66-17-82 in Luxembourg, or send a fax to
352-67-64-60. The Dukane representatives will instruct you where to return
the projector.

Dukane service centers are listed in the manual that comes with the
overhead projector.

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Содержание Presenter

Страница 1: ...Presenter Owner s Guide Document Number 007 3250 001 ...

Страница 2: ...TED RIGHTS LEGEND Use duplication or disclosure of the technical data contained in this document by the Government is subject to restrictions as set forth in subdivision c 1 ii of the Rights in Technical Data and Computer Software clause at DFARS 52 227 7013 and or in similar or successor clauses in the FAR or in the DOD or NASA FAR Supplement Unpublished rights reserved under the Copyright Laws o...

Страница 3: ...rning on the Presenter 6 Starting Presenter With the Monitor Control Panel 6 Restarting the Presenter Monitor 7 Turning Off the Presenter 8 Setting Up the Presenter on the Dukane Customized Projector 8 Adjusting the Brightness 14 Switching to 15 Bit Color Mode 14 Adjusting the Volume and Tone of the Speakers 15 Using Headphones 16 Using a Screen Saver 16 ...

Страница 4: ...ests for the Presenter 22 Product Support Presenter 22 Product Support Dukane Overhead Projector 22 Returning the Presenter to Silicon Graphics 23 3 Maintenance Technical Specifications and Regulatory Information 25 Cleaning and General Care of the Presenter Monitor 25 Transporting the Presenter 27 Transporting the Dukane Overhead Projector 28 Technical Specifications 29 Manufacturer s Regulatory ...

Страница 5: ...v Quality 37 Backlight Brightness 37 Index 39 ...

Страница 6: ......

Страница 7: ... 5 Figure 1 4 Setting Up the Dukane Overhead Projector 9 Figure 1 5 Removing the Backlight Panel 11 Figure 1 6 Placing the Presenter on the Overhead Projector 12 Figure 1 7 Replacing the Backlight Panel 13 Figure 3 1 Removing the BackLight Panel 26 Figure 3 2 Rotating the Base for Packing the Presenter 27 Figure 3 3 Japanese VCCI Class 1 Statement 32 ...

Страница 8: ......

Страница 9: ...ix List of Tables Table 3 1 Technical Specifications for the Presenter 29 ...

Страница 10: ......

Страница 11: ...mes with the adapter board Chapter 1 explains how to set up the Presenter as a monitor for your workstation and how to use it on the Silicon Graphics customized Dukane overhead projector You can use the Presenter with either the Dukane 28A681 or 28A682 projectors Chapter 2 contains troubleshooting and product support information It also explains how to clean the Presenter and how to pack it for sh...

Страница 12: ......

Страница 13: ...he display stable mounting and brightness of the projected image will all be compromised A bright overhead projector without proper cooling of the display may cause permanent damage to Presenter Setting Up the Presenter Monitor To set up Presenter with the workstation follow these steps 1 Unpack the Presenter monitor Note Don t be concerned that the name on the Presenter monitor is Indy Presenter ...

Страница 14: ...ponent in the Presenter A sharp instrument such as a pen can scratch the surface Striking the surface with a hard object can break the glass 3 Tilt the base of the Presenter to form a stand as shown in Figure 1 1 and place it on a flat surface Note You can leave your CRT monitor connected to the workstation while using the Presenter Figure 1 1 Front View of the Presenter You are now ready to conne...

Страница 15: ...your workstation install it now referring to the installation manual that comes with it To use the Presenter monitor you must connect two cables the interface cable the one with identical flat connectors at each end the power cable Note You do not need to turn off the workstation before connecting the cables ...

Страница 16: ...and on the Presenter have an elongated D shape Make sure the D shapes match each other Connect either end of the interface cable to the connector on base of the Presenter as shown in Figure 1 2 Connect the other end of the interface cable to the Presenter adapter I O port on your workstation If necessary refer to the installation manual that comes with the Presenter board Figure 1 2 Connecting the...

Страница 17: ... socket end to the power connector on the base of the Presenter Connect the other end to a three pronged grounded electrical wall outlet or power strip Note The power supply for the Presenter is auto ranging With the appropriate power cable or adapter for your country you can plug the Presenter into almost any power source 50 60 Hz 110 220 VAC Figure 1 3 Connecting the Power Cable You are now read...

Страница 18: ...If you have a high resolution 1280 x1024 pixels CRT monitor connected to the workstation and you connect the Presenter the CRT monitor is set to 1024 x 768 pixels Therefore icons at the extreme edges of your screen may not be visible To remedy this move the icons away from the edges of the screen before turning on the Presenter If you disconnect the Presenter and wish to return your CRT monitor to...

Страница 19: ...ng the Presenter Monitor If the workstation is on and Presenter is disconnected you can reconnect it and restart it from the Monitor Control Panel on the CRT monitor See the steps below Note that restarting the Presenter resets the backlight and bit mode to their original settings that is nearly full backlight and 12 bit mode If you have no CRT monitor attached there are two ways you can restart P...

Страница 20: ...first and then the power cable Connecting them in the reverse order results in a distorted image If no CRT monitor is connected to the workstation you can disconnect the Presenter s interface and power cables instead of powering off the workstation To restart the Presenter reboot your workstation after connecting the interface cable and the power cable If you are not planning to use the Presenter ...

Страница 21: ...he Dukane 28A682 is not supported on the Presenter 1 Remove the overhead projector from its carrying case 2 Raise the arm to its upright position using the illustration on the overhead projector as a guide 3 Lock the arm in place with the locking knob See Figure 1 4 4 Rotate the lens mechanism and raise the mirror as shown in Figure 1 4 Figure 1 4 Setting Up the Dukane Overhead Projector Arm Mirro...

Страница 22: ... standard lens If you are projecting a larger image from a short distance use the wide angle lens 7 If the power cable and interface cable are not already attached to Presenter 1280 and to your workstation connect them now See Connecting the Cables on page 3 if necessary 8 If Presenter is not already on turn it on or restart it in either of the following ways If you have a CRT monitor attached ope...

Страница 23: ...Presenter with the backlight panel attached on an overhead projector that is turned on This causes overheating and will damage Presenter Figure 1 5 Removing the Backlight Panel 10 Carefully place the backlight panel on a surface where it will not get damaged or scratched Scratches will not affect performance but if they are large enough you will see them through the display Do not touch the coated...

Страница 24: ...esenter down so it is out of your way Figure 1 6 Placing the Presenter on the Overhead Projector 12 Open the file for the image on the Presenter that you wish to project If the image does not project properly check that the Presenter is face down on the projector s surface and that the backlight panel has been removed For additional help go to Chapter 2 Troubleshooting If you think the problem mig...

Страница 25: ... panel and insert the lower edge into the slots on the Presenter Lower the panel over the Presenter aligning the two catches Press down lightly until you hear a click as the catches engage It takes a few minutes for the backlight to reach full brightness again Figure 1 7 Replacing the Backlight Panel 14 Rotate the base up and slide Presenter out from under the two projector clips Presenter is now ...

Страница 26: ...monpanel Switching to 15 Bit Color Mode The default color mode on the Presenter is 12 bit In this mode some smooth shaded images appear banded If you wish to decrease this banding you can do so by switching to 15 bit mode In that mode however some colors flicker So you may want to switch back and forth depending on the types of images you are viewing To switch between 12 bit and 15 bit mode use th...

Страница 27: ...he Options menu on the Audio Panel choose Presenter Audio 3 Adjust the tone and volume by using the Speaker controls on the Presenter Audio panel While the Presenter Audio panel is open you can use the workstation s front panel volume controls Or you can adjust the volume of the Presenter speakers independently of the workstation speakers by selecting Output Sliders Independent from the Audio Pane...

Страница 28: ...n the Presenter Audio panel to mute the Presenter speakers Tip Note that clicking the Mute button on the main Audio Panel mutes only the workstation speakers and not the Presenter speakers Using a Screen Saver Do not disable your workstation s screen saver program when using the Presenter As with any CRT monitor leaving an image up without a screen saver for a long time may burn the image into the...

Страница 29: ...g wall outlet or power strip 2 Check that the interface cable is connected securely to the Presenter and to the correct connector on the rear of the workstation See Connecting the Cables on page 3 3 Make sure that the workstation is turned on There is no On Off switch on the Presenter If the cables are connected correctly the Presenter turns on automatically when you turn on the workstation The Pr...

Страница 30: ...or check that the backlight panel is fully seated Full contact is required to turn on the backlight 7 Try restarting the workstation Image Is Too Light or Too Dark 1 Flat panel displays take about a minute to warm up after being turned on Until the Presenter has warmed up the image may appear faded or dim 2 Flat panel displays look different when viewed from different angles If you view from above...

Страница 31: ...n a network log in to your system remotely and type monpanel restart at the shell prompt Vertical Streaks Above or Below Edges of Windows If you have several windows open on the screen and you are using the Presenter as a desktop monitor you may see faint vertical streaks above or below the left or right edges of a window Or you may see a light band across the bottom edge of the screen below a win...

Страница 32: ... pixels Then move the icons away from the edges of the screen Reconnect the Presenter s power cable and restart the Presenter from the Monitor Control Panel See Restarting the Presenter Monitor on page 7 No Sound From the Stereo Speakers 1 If the Presenter board kit for your workstation included a short black audio cable check that the small black audio cable is installed correctly If necessary se...

Страница 33: ...ck that the Presenter is placed face down on the overhead projector 3 Make sure that the Presenter s backlight panel has been removed 4 The bulb in the Dukane overhead projector may be burned out The bulb is a long life bulb but usually needs replacing after 750 hours of use Caution Do not replace the bulb yourself To have the bulb replaced at a Dukane service center near you call Dukane toll free...

Страница 34: ...mprehensive product support and maintenance program for its products If you are in North America and would like support for your Silicon Graphics supported products contact the Technical Assistance Center toll free at 1 800 800 4SGI or your authorized service provider If you are outside North America contact the Silicon Graphics subsidiary or authorized distributor in your country Product Support ...

Страница 35: ...your service provider instructs you to return it follow these instructions 1 Disconnect the Presenter s power cable and interface cable from the workstation 2 Complete the Part Request Form from the last page of this manual 3 Pack the Presenter and the completed Part Request Form in the original shipping carton 4 Ship the carton to your service provider ...

Страница 36: ......

Страница 37: ...eps in this section to clean the display using the cleaning kit provided with Presenter Caution It s important that you use only the contents of the Cleaner Kit provided in this package to clean the display Using other substances abrasive cleaners or cleaning pads to clean the unit will scratch or damage the display s surface There is no need to turn off Presenter or remove the external cables bef...

Страница 38: ...ther side of the backlight panel and lift it up as shown in Figure 3 1 Figure 3 1 Removing the BackLight Panel 4 Use the cloth to wipe the back coated glass surface gently 5 Replace the backlight panel Tilt the panel and insert the lower edge into the slots on the Presenter Lower the panel over the Presenter aligning the two catches Press down lightly until you hear a click as the catches engage L...

Страница 39: ...ervice provider for information on the correct case Do not use the carrying case if you have to return the Presenter to Silicon Graphics Use the original cardboard container See Returning the Presenter to Silicon Graphics on page 23 To pack Presenter in the carrying case follow these steps 1 Disconnect the power cable from Presenter and from the wall outlet 2 Disconnect the interface cable from Pr...

Страница 40: ...ormal shock and handling if it is mishandled by the airlines the projector may get damaged To take the Dukane Overhead Projector with you when you travel Silicon Graphics recommends that you place it in its carrying case and pack the carrying case in the original shipping carton with the packing materials Then check it in as baggage or ship it Using the carrying case alone may result in damage ...

Страница 41: ...1 minimum Brightness 80 Cd m2 minimum Response time 50 ms maximum rise fall Viewing angle Horizontal 45 Vertical 30 10 optimized for 12 00 Display surface Front Anti glare 3H hardcoat Rear Clear 3H hardcoat Video Interface to workstation Adapter board connects to the video connectors on the graphics board generating 24 bit high resolution digital video to drive the flat panel display Audio Interfa...

Страница 42: ...stem end Power IEC socket with removable 10 foot cable to wall outlet Physical Characteristics Size Display 12 3 4 H x 12 1 2 W x 7 8 D Base 6 1 2H x 12 1 2 W x 1 1 8 D Total length folded flat 18 1 2 Weight 7 lbs Color Gray granite Hinge Friction clutch with 210 rotation Backlight Removable light pipe assembly for use with Dukane Overhead Projector Desktop use Integral base supports desktop use a...

Страница 43: ...ducts compliance index html Locate and print or save your Declaration of Conformity Make a note of your CMN number and the date on the Declaration of Conformity here for future reference _________________________________________________ Regulatory Label If you received a regulatory label with a graphics board upgrade place the label below the logos and over the lower portion of the regulatory labe...

Страница 44: ...on This Class A digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil numérique de la classe A respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada This device complies with Class A electromagnetic emissions limits of C I S P R Publication 22 Limits and Methods of Measurement of Radio Interference Characteristics...

Страница 45: ...the peripherals To tell if the interference is caused by one of the peripherals try disconnecting one peripheral at a time to see if the interference stops If it does that peripheral is the cause of the interference If your workstation does cause interference to radio or television reception try to correct the interference by using one or more of the following suggestions Turn the television or ra...

Страница 46: ...ion and its peripherals Your workstation and any peripherals you purchase from Silicon Graphics have shielded cables Shielded cables reduce the possibility of interference with radio television and other devices If you use any cables that are not from Silicon Graphics make sure they are shielded Telephone cables do not need to be shielded The monitor cable supplied with your system uses additional...

Страница 47: ...ipes with an active electronic element forms a subpixel of that color The electronic switches on the back glass are known as thin film transistors TFTs and are addressed in an x y matrix from integrated circuit drivers These drivers bonded to flexible circuits by tape automated bonding TAB techniques are located around the display edges in the plane of the glass package Conductive thermoplastic ad...

Страница 48: ...markably different One of the most noticeable differences is the crispness of text A CRT pixel is formed by a beam of electrons that scans across the screen Thus pixels bloom at the fuzzy edge of the electron beam and smear into each other as the beam moves The Presenter s pixels are formed by a combination of light valve and color filter that produces an extremely crisp edge for each subpixel You...

Страница 49: ...er about a solution to the problem Quality The resolution of the Indy Presenter is 1024 x 768 pixels Therefore your display has 1024 x RGB x 768 or 2 259 296 subpixels all in an area equivalent to 2 5 times that of a 6 inch silicon wafer Current technology is not capable of producing a 100 defect free active matrix display at reasonable costs although yields are improving steadily Your Presenter m...

Страница 50: ......

Страница 51: ...el See backlight panel backlight panel about the technology 37 removing 11 replacing 12 C cable interface 4 power 5 specifications 30 using shielded 34 characteristics physical of Presenter 30 cleaning Presenter 25 confidence test 22 connecting interface cable 4 power cable 5 crosstalk 37 D diagnostic tests 22 display See also Presenter differences between LCD and CRT 37 technology 35 Dukane servi...

Страница 52: ...s 16 O operating conditions 30 overhead projector bulb replacement 25 packing for travel 28 service and support 22 using non Silicon Graphics 1 8 using Presenter 8 P packing overhead projector 28 physical characteristics of Presenter 30 pixel resolution adjusting to default 6 pixel resolutions 14 29 power cable connecting 5 power source 5 power specifications 30 Presenter connecting cables 4 5 pro...

Страница 53: ...ort 22 speakers troubleshooting 20 specifications audio 29 cables 30 non operating conditions 30 operating conditions 30 physical characteristics of Presenter 30 pixels 29 power 30 video 29 stereo speakers troubleshooting 20 streaking on display 19 37 T technical specifications 25 technology backlight panel 37 differences 36 display 35 quality 37 television interference 32 tests diagnostic 22 tone...

Страница 54: ...42 Index W workstations radio and television interference caused by 32 ...

Страница 55: ......

Страница 56: ......

Страница 57: ...on back panel System Configuration Information System S W Version Type of failure Solid Intermittent Peripherals DAT Floptical CD ROM Other________ Voltage 110 220 Disk MB GB Memory MB Problem description please describe symptoms error messages and actions taken Date Date Failed part information Part Number Revision For fast service please complete this form in its entirety ...

Страница 58: ...44 ...

Страница 59: ......

Страница 60: ...s to Reach Us The postcard opposite this page has space for your comments Write your comments on the postage paid card for your country then detach and mail it If your country is not listed either use the international card and apply the necessary postage or use electronic mail or FAX for your reply If electronic mail is available to you write your comments in an e mail message and mail it to eith...

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