Black Box AC095A 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 FEBRUARY [...]

FEDERAL COMMUNICA TIONS COMMISSION AND INDUSTR Y CANADA RADIO FREQUENCY INTERFERENCE ST A TEMENTS 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 communication. It has been tested and f[...]

PROVIDEO CONVER TER AND VIDEO CONVER TER II NORMAS OFICIALES MEXICANAS (NOM) ELECTRICAL SAFETY ST A TEMENT INSTRUCCIONES DE SEGURIDAD 1. Todas las instrucciones de seguridad y operación deberán ser leídas antes de que el aparato eléctrico sea operado. 2. Las instrucciones de seguridad y operación deberán ser guardadas para referencia futura. [...]

NOM ST A TEMENT 12. Precaución debe ser tomada de tal manera que la tierra fisica y la polarización del equipo no sea eliminada. 13. Los cables de la fuente de poder deben ser guiados de tal manera que no sean pisados ni pellizcados por objetos colocados sobre o contra ellos, poniendo particular atención a los contactos y receptáculos donde sal[...]

PROVIDEO CONVER TER AND VIDEO CONVER TER II Contents Chapter Page 1. Specifications ............................................................................................. 1 2. Introduction ............................................................................................... 4 3. Installation ........................................[...]

1 CHAPTER 1: Specifications Approvals — FCC Part 15 Class A, IC Class/classe A System Software Required — None Standards — Input, Computer Output: VGA, SVGA, or Mac video at the refresh rates and resolutions listed below; Television Output: NTSC or PAL composite, S-Video (including Hi-8 and Beta-ED), and/or RGBS Compatibility — All operatin[...]

2 PROVIDEO CONVER TER AND VIDEO CONVER TER II Computer- and TV- Video Processing — Input Sampling: 24-bit (8 bits per RGB), 708 samples per active portion of computer-video line; Graphics-Mode Detection: Automatic; Video Processing: 24-bit separate RGB; Video-Memory Size: 708 x 740 x 24 bits (1 video frame); Video-Encoding Process: 24-bit RGB enc[...]

3 CHAPTER 1: Specifications Power — From UL ® , CSA, and TUV certified desktop power supply: Input range: 95- to 250-VAC, 47 to 63 Hz (autosensing) at 0.9 amps; Output: 5 VDC at 5 amps Size — 1.5"H x 7.25"W x 6.25"D (3.9 x 18.5 x 15.9 cm) Weight — 3 lb. (1.4 kg)[...]

4 PROVIDEO CONVER TER AND VIDEO CONVER TER II Thank you for purchasing the ProVideo Converter or Video Converter II. We are sure you will find it to be a reliable and useful product. You now have the ability to convert your computer monitor’s signal into a form suitable for recording on a VCR, displaying on a conventional TV or video monitor, or [...]

5 CHAPTER 3: Installation Follow the procedure outlined in this chapter to install your ProVideo Converter or Video Converter II. 3.1 Initial Steps 1. Disconnect your monitor from the monitor port on your computer. 2. Connect one end of the special 6-foot (1.8-m) input cable provided with the Converter to the monitor port on your computer. (See Sec[...]

6 PROVIDEO CONVER TER AND VIDEO CONVER TER II 3.2 Hooking Up Video Output Now connect one or more of the Converter’s output ports to your video equipment: COMPOSITE (RCA ® jack): You can feed this single composite-video output signal into the “video” input jacks on ordinary TVs, monitors, VCRs, or professional video equipment. It cannot be c[...]

7 CHAPTER 3: Installation 3.3 Selecting Y our Video Standard Use the NTSC/PAL slide switch on the back of your Converter to choose which standard you’ll use for the VIDEO, S-VIDEO, and RGB outputs. NTSC is the video standard for the USA, Canada, Mexico, Japan, and parts of South America. PAL is used throughout most of Europe, the Middle East, Sou[...]

8 PROVIDEO CONVER TER AND VIDEO CONVER TER II The ProVideo Converter and Video Converter II are designed for ease of use, reliability, intelligence, and high performance. We hope you’ll find that using your Converter is pretty simple, especially since there are few controls to adjust and no hidden DIP switches to set. However, we suggest you read[...]

9 CHAPTER 4: Operation 4.1 Indicators Most of the Converter’s indicators are mounted in, and function in concert with, its front-panel pushbuttons; these indicators are described in the next section. There are also two independent LEDs mounted in the front panel: POWER: This indicator lights when your Converter is ON (receiving DC power through i[...]

10 PROVIDEO CONVER TER AND VIDEO CONVER TER II ANTI-FLICKER BUTTON: When this button has not been pressed, the Converter sends images using fully interlaced composite, S-Video, and RGBS video signals. However, thin horizontal lines in the images might appear to “flicker” on and off at a very fast rate. If this happens, you can use this button t[...]

11 CHAPTER 4: Operation By using the four positioning arrows, you can show any magnified portion of the original computer image. You can also move the display by pressing the HOME (UNDERSCAN) button: Each time you press it, the display will move to a different portion of the image: First time: Center Second time: Upper left-hand corner Third time: [...]

12 PROVIDEO CONVER TER AND VIDEO CONVER TER II 4.3.2 C OMPUTER -D ISPLAY R ESOLUTION S UPPORT The ProVideo Converter and Video Converter II do their best to determine the pixel resolution (for example, 640 x 480) and the vertical refresh rate (for example, 72 Hz) of every image that comes from your computer. While there are published standards for [...]

13 CHAPTER 5: What to Expect from Converted Computer Images We have included this section to give you some insight into what you can and should expect computer images to look like once they are converted to standard video. People are sometimes surprised that computer images converted to video do not look as sharp and vivid as they do on the compute[...]

14 PROVIDEO CONVER TER AND VIDEO CONVER TER II • Sometimes graphics look so impressive on a computer monitor that users assume that the process of conversion to TV can’t possibly make the graphics look bad. However, what TVs will actually show, especially if they are displaying a video signal that was “beat up” by a VCR recording, can be ug[...]

15 CHAPTER 6: T roubleshooting The first part of this chapter lists some concerns that commonly arise during operation af the ProVideo Converter and Video Converter II, as well as some possible causes and remedies. The other sections describe the steps you should take if a problem proves intractable. 6.1 Common Concerns If your ProVideo Converter o[...]

16 PROVIDEO CONVER TER AND VIDEO CONVER TER II No video outputs. 1. Is the LED on the FREEZE button lit? If it is, press the FREEZE button again to restore normal operation. If not, go to Step 2. 2. Is your video equipment set or configured to the proper mode to accept direct video input? If it is, go to Step 3. 3. Is the computer sending out a pro[...]

17 CHAPTER 6: T roubleshooting 6.2 Calling Black Box If you determine that your ProVideo Converter or Video Converter II is malfunctioning, do not attempt to alter or repair the unit . It contains no user- serviceable parts. Contact Black Box Technical Support at 724-746-5500. The problem may be solvable over the phone. Before you do, make a record[...]

18 PROVIDEO CONVER TER AND VIDEO CONVER TER II Most of us are familiar with two forms of TV video: (1) “RF,” which is how broadcast and cable TV comes into our homes, and (2) “Composite Video,” “Baseband Video,” or just plain “Video,” which is a single electrical signal (made up of brightness, color, and synchronizing components) us[...]

19 APPENDIX B: Connector Pinouts POWER (Inverted phono jack) Center +5 VDC In Outer Ground VGA OUT/MAC IN (DB15HD female) VGA OUT MAC IN 1 Red 1 Red 2 Green 2 Green 3 Blue 3 Blue 4 N/C 4 ID Bit LO-Res Out 5 Ground 5 Ground 6 Red Ground 6 Red Ground 7 Green Ground 7 Green Ground 8 Blue Ground 8 Blue Ground 10 Ground 10 Ground 11 Ground (ID bit 0) 11[...]

20 PROVIDEO CONVER TER AND VIDEO CONVER TER II COMPOSITE (RCA phono jack) Center Video Out Outer Video Ground S-VIDEO OUTPUT (4-pin mini-DIN female) 1 Ground 2 Ground 3 Luminance 4 Chrominance RGBS OUTPUT (DB9 female) 1 Ground 3 Red 4 Green 5 Blue 8 Composite Sync[...]

1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746 © Copyright 1995. Black Box Corporation. All rights reserved.[...]