Black Box AC400A manuale d’uso

CUSTOMER SUPPORT INFORMATION Order toll-free in the U.S. 24 hours, 7 A.M. Monday to midnight Friday: 877-877-BBOX FREE technical support, 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746 Mail order: Black Box Corporation , 1000 Park Drive, Lawrence, PA 15055-1018 Web site: www.blackbox.com • E-mail: info@blackbox.com SEPTEMBER[...]

1 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS FEDERAL COMMUNICA TIONS COMMISSION RADIO FREQUENCY INTERFERENCE ST A TEMENT This equipment generates, uses, and can radiate radio frequency energy and if not installed and used properly, that is, in strict accordance with the manufacturer’s instructions, may cause interference to radio communi[...]

2 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS TRADEMARKS UL ® is a registered trademark of Underwriters Laboratories Incorporated. Macintosh ® and Apple ® are registered trademarks of Apple Computer, Inc. IBM ® and PS/2 ® are registered trademarks of IBM Corporation. MS-DOS ® is a registered trademark of Microsoft Corporation. Compaq [...]

3 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS Contents Chapter Page 1. Specifications.................................................................................................. 4 2. Introduction ................................................................................................... 5 2.1 Description ......................[...]

4 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS 1. Specifications Resolution — 640 x 480 Power — UL ® approved 12 VDC, 1.5A power supply Size — 15.3"H x 13.1"W x 2.6"D (38.9 x 33.3 x 6.6 cm) Weight — 5.9 lb. (2.7 kg)[...]

5 CHAPTER 2: Introduction 2. Introduction Fig. 2-1. The Projection Panel on an Over head Projector . 2.1 Description For remarkably impressive presentations, use the Real Color or Monochrome 16 LCD Projection Panel. The Panel, which projects 16 real colors or 16 shades of grey, delivers the computer compatibility and ease of use you never thought p[...]

6 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS The Projection Panel is easy to use. Simply connect the Panel to a computer graphics card and place the unit onto an ordinary overhead projector. The data and graphics normally displayed on the computer monitor will be projected in images that you can easily see in typical room lighting. The Pro[...]

7 CHAPTER 2: Introduction 2.3 General Guidelines Follow these guidelines when you use the Projection Panel. • Be sure the Projection Panel is on whenever the overhead projector is turned on. CAUTION If the Projection Panel is not on when it is on top of an operating overhead pro- jector, the Panel could sustain damage. • Do not use the Projecti[...]

8 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANEL 3. Installation Fig. 3-1. Projection Panel and Over head Projector , Showing Cable Connections. 3.1 Setup Instructions This chapter explains the connections you must make between the three pieces of equipment you will be using—the Projection Panel, your computer, and monitor. Be sure to follow [...]

9 CHAPTER 3: Installation 3.1.1 C ABLES Three cables are supplied with the Projection Panel: 1. A Macintosh II/Macintosh LC/Apple IIGS loop-through cable 2. A VGA/MCGA loop-through cable 3. A loop-through cable for EGA, CGA, or Macintosh video Fig. 3-2. Cables. 15-pin VGA 9-pin VGA 15-pin MacII The cables that come with your Projection Panel are us[...]

10 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANEL 10 3.1.2 C ONNECTING THE P ROJECTION P ANEL TO Y OUR C OMPUTER You are going to make eithertwo or three connections. You will connect the computer’s graphics card to the Projection Panel, the Projection Panel to the wall outlet with the power supply, and, optionally, the Projection Panel to th[...]

11 CHAPTER 3: Installation 11 Fig. 3-3. Selecting the Proper “Y” Cable for Y our Computer . 6. Unplug the computer monitor cable from the graphics card. Plug the monitor to the short end (marked Monitor) of the Projection Panel cable to the computer monitor. 7. Plug the long end of the Projection Panel cable (marked for the appropriate computer[...]

12 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANEL 3.2 Connecting the Projection Panel to a Desktop Computer Figure 3-4 shows how to connect the Projection Panel to typical desktop computers, which include CGA, EGA, VGA, Macintosh II, and Macintosh LC setups. All cables are labeled (for example, LCD, Monitor, VGA, etc.) to indicate where they co[...]

13 CHAPTER 3: Installation 3.3 Connecting the Projection Panel to an IBM PC Compatible Laptop Computer Figure 3-5 shows a typical laptop installation. Fig. 3-5. T ypical Laptop Installation. When the external port is activated, many laptop computers automatically turn off their internal display. For more information, see Appendix C or your computer[...]

14 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANEL 3.4 Connecting the Projection Panel to a Macintosh Series Computer Figure 3-6 shows how to connect the Projection Panel to a Macintosh series computer. Fig. 3-6. Macintosh Series Computer . Because classic-style Macintosh computers do not have a video connector, you must install an internal adap[...]

15 CHAPTER 4: Operation 4. Operation Some of the buttons are auto- repeat buttons; that is, pressing and holding these buttons causes them to constantly send instructions. Other buttons toggle through a fixed number of settings and require you to press the button each time to trigger the next setting. 4.1 Adjusting the Projection Panel At this poin[...]

16 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS Fig. 4-1. Projection Panel Keypad. T able 4-1. Non-Shift and Shift Keys. NON-SHIFT SHIFT KEYS KEYS Tint (up/down) Level (up/down) Contrast (up/down) Sync+ Sync- Position (up/down) Position (left/right) Menu (toggle) Clear Reset Reverse Palette reset clear tint level position palette reverse syn[...]

17 CHAPTER 4: Operation 4.2 Non-Shift Control Buttons To activate one of the non-shift buttons (printed in grey) on the operating control panel, just press the button. 4.2.1 T INT (T RUE C OLOR ) Press the Tint key to adjust the color. The Tint Up key adds red and green to the image. Blue levels are affected by a mix of red and green. Fig. 4-3. Con[...]

18 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS Projected characters or graphics may appear to shimmer because of differences in signal outputs of some computers. Press the Sync+ button until projected characters “lock” into position and shimmering is eliminated. Each time Sync+ is pushed, it fine- tunes the Projection Panel to match sig[...]

19 CHAPTER 4: Operation Fig. 4-7. Clear . 4.2. R EVERSE If you wish to reverse the way you see an image, light letters on a dark background or dark letters on a light background, press the Reverse button. Pressing it again causes the display to return to the original image. All colors will be switched with their complements. See Appendix A for more[...]

20 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS 4.3.1 S YNC - Each time Sync- is pushed, it fine tunes the Projection Panel to match signals from the graphics system. Sync- continuously cycles backward through all 16 positions. 4.3.2 R ESET The master reset function, holding down the Shift button and pressing Reset , returns the display sett[...]

21 CHAPTER 4: Operation Fig. 4-11. Reset. 4.3.3 P ALETTE Pressing the Palette button selects the displayed color palette size. This button allows you to switch between 8-color and 16-color displays on the Real Color Panel and select one of seven, color-to-greyshade mappings on the Monochrome panel. 4.3.4 L EVEL U P AND L EVEL D OWN The Level button[...]

22 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS Fig. 4-13. Level Up and Level Down. 4.3.5 M ENU Pressing the Menu control displays the User Menu, which allows you to adjust the initial color balance and tracking, change the text mode and language, and flip the projection image. The User Menu also provides information about the video input. A[...]

23 CHAPTER 4: Operation NOTE The Projection Panel must be placed correctly on the overhead projector. Incorrect placement may cause the Projection Panel to project blurry or mis-converged images. For more infor- mation, see Appendix A. 4. Press Sync until the image is locked in as a solid image with no shimmer or movement. This button toggles throu[...]

24 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS 4.6 Moving Through the User Menu After you display the User Menu, use the Position control buttons (left and right) to move within and between option columns. These keys are auto-repeat buttons; that is, pressing and holding these buttons causes them to constantly send instructions. Tint/.Contr[...]

25 CHAPTER 4: Operation If the colors still need adjustment, follow these steps and use the red and green adjustments to fine-tune the panel: 1. Move the green bar down until you have a rich red and a solid black. 2. Move the red bar down until you have a rich, true green. If cyan turns green, the green bar turns brown, and the white turns magenta,[...]

26 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS 4.7.4 V IDEO /N O V IDEO The Video column provides information about the current video input. If video is not present, the User Menu displays “No Video,” with no Horizontal or Mode information and the test pattern or blank screen visible in the image area. The Video information column shows[...]

27 CHAPTER 4: Operation Fig. 4-17. Rear Projection. Selecting ON for the Text Mode locks VGA text to solid pixels (no shimmering). CGA graphics, however, may be compressed. Unless you regularly project CGA graphics with the Projection Panel, text mode should be set to ON. Text Mode works only when text is present. For example, this mode works in VG[...]

28 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS 5. Maintenance and T roubleshooting 2. If the surface needs cleaning, you can use any normal non- abrasive glass cleaner on it. Apply the cleaner to a cleaning cloth and then wipe the surface lightly. Do not use excessive amounts of liquid. Do not use abrasive cleaners, solvents, or other harsh[...]

29 CHAPTER 5: Maintenance and T roubleshooting 2. Gently remove the filter and clean it by washing it in gentle soap. Be sure to let the filter dry completely before re-inserting it in the Projection Panel. The frequency with which you will need to clean the filter depends on how often you use the Panel. Typically, you will need to clean the filter[...]

30 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS • The power supply may not be plugged into a live AC outlet. Check to ensure that the power supply is connected to the Projection Panel and to a live AC wall outlet. • Your power supply may be plugged into a power strip that is not turned on. • Your overhead projector may not be set up co[...]

31 CHAPTER 5: Maintenance and T roubleshooting Problem : Image is out of focus. Possible Causes and Solutions : • Overhead is not adjusted correctly. Adjust overhead until image is in focus. • The surface of the Projection Panel or overhead projector may need cleaning. Problem : Vertical lines or bleeding. Possible Causes and Solutions : • Ad[...]

32 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS A. W orking With Colors (AC400A only) 1. Apply power to the Projection Panel, but do not connect a video cable to it. 2. Place the Projection Panel on your projector and turn the projector on. A test pattern consisting of a series of color bars and a line grid should appear. 3. Looking at the p[...]

33 APPENDIX B: Interface Requirements B. Inter face Requirements T able B-1. Pin Assignments for the 26-pin connector . Input Pin Signal Description Output Pin 1 Vertical sync 10 2 Horizontal sync 11 8 Blue analog 14 6 Intensity TTL 12 7 Green TTL 13 9 Red analog 15 16 Blue TTL 3 17 Red TTL 4 18 Green analog 5 20, 21 GND 22 GND 23 Key (TTL/analog s[...]

34 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS B.1 Power Connector Polarity The power connector on your Projection Panel uses the polarity shown in Fig. B-1. Fig. B-1. Power Connector Polarity . The Projection Panel is shipped with a 12-Volt, 1.5-Amp power supply designed to work specifically with the Projection Panel. Many portable compute[...]

35 APPENDIX B: Interface Requirements Fig. B-2. Macintosh Display . T able B-2. Common Computer Monitors and Their Screen Areas. Computer Monitor Projection Panel Screen Area AT&T, CGA 640 x 400 pixels EGA 640 x 350 pixels Macintosh 512 x 342 pixels Macintosh II, VGA 640 x 480 pixels Macintosh LC 512 x 384 pixels 640 pixels 512 pixels 480 pixel[...]

36 REAL COLOR AND MONOCHROME 16 LCD PROJECTION P ANELS C. Special Guidelines for IBM and Compatibles For most IBM and IBM compatibles: 1. Follow the instructions for setting up the Projection Panel. 2. Insert your MS-DOS disk in drive A. (Skip this step if you have a hard drive.) 3. When the DOS prompt appears, type MODE CO80 (CO for color, the num[...]

00 APPENDIX C: Special Guidelines for IBM and Compatibles 37 C.2 Instructions for Activating Portables and Laptops Refer to Table C-1 for commands to activate or de-activate the Projection Panel. T able C-1. Por table and Laptop Activation Char t. Computer Activate Port De-activate Video Model Command Command Standard Compaq ® portable II Ctrl Alt[...]

T able C-1 (continued). Por table and Laptop Activation Char t. Computer Activate Port De-activate Video Model Command Command Standard Toshiba 3100-e Ctrl Alt End Ctrl Alt Home EGA Toshiba 3100sx Active Port N/A VGA Toshiba 3200sx Active Port N/A VGA Toshiba 3200 Fn End Fn Home EGA Toshiba 5100 Ctrl Alt End Ctrl Alt Home EGA Toshiba 5100/100 Activ[...]

39 Index Numbers 512x342 pixels, 15 640 by 480 pixels, 36 640x480 pixel display, 7 C CGA, 7, 10,, 18, 28 E EGA, 7, 10,, 18, 21, 26 M MCGA, 10, 24 MS DOS, 38 R RGB, 7 V VGA, 7, 10, 13, 18, 22, 24, 26, 28[...]

1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746 © Copyright 1993. Black Box Corporation. All rights reserved.[...]