Black Box VIDEO CCTV-A/V HUB Скачать руководство пользователя страница 20 | Manualshive

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1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746

© Copyright 2002. Black Box Corporation. All rights reserved.

Doc. No. 94-000338-A

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Содержание VIDEO CCTV-A/V HUB

Страница 1: ...U S call 724 746 5500 FREE technical support 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mailing address Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site w...

Страница 2: ...in a residential area is likely to cause interference in which case the user at his own expense will be required to take whatever measures may be necessary to correct the interference Changes or modi...

Страница 3: ...arato el ctrico debe ser montado a la pared o al techo s lo como sea recomendado por el fabricante 8 Servicio El usuario no debe intentar dar servicio al equipo el ctrico m s all a lo descrito en las...

Страница 4: ...ber ser desconectado del cuando el equipo no sea usado por un largo periodo de tiempo 17 Cuidado debe ser tomado de tal manera que objectos liquidos no sean derramados sobre la cubierta u orificios de...

Страница 5: ...cations 5 2 Introduction 8 3 Installation 9 3 1 Installing a Single Hub 9 3 2 Typical Applications 14 3 3 Installing a Hub in a Daisychain or Cascade 15 4 Troubleshooting 17 4 1 Common Concerns 17 4 2...

Страница 6: ...evices Depends on baluns see balun manuals Compliance CE EN 55022 FCC Class A IC Class classe A CISPR Pub 22 Class B Video Support S Video NTSC or PAL composite baseband video Transmission Transparent...

Страница 7: ...e outputs signal at normal strength Black white composite video 2500 ft 762 m Color composite video 2200 ft 671 m S Video 1000 ft 305 m Indicator 1 Front mounted power LED Connectors 10 RJ 45 female 1...

Страница 8: ...achable external power supply Input 100 to 250 VAC at 50 or 60 Hz autosensing up to 700 mA Output 5 VDC at up to 4 A 12 VDC at up to 1 A 12 VDC at up to 0 6 A Consumption 5 watts maximum Size 1 3 H x...

Страница 9: ...f each other it s not necessary to use all of them in a given application and it s not necessary for all signals to be transmitted in the same direction The hub is designed for one to many point to po...

Страница 10: ...nd works in conjunction with many of our IC440 series video baluns If you want to use the hub with baluns that have an opposite signal polarity you ll need to reverse the signal polarity of the cablin...

Страница 11: ...estimate it by performing a DC resistance test with a digital ohmmeter as shown in Figure 3 1 1000 feet 305 m of 24 AWG cable should give a reading of approximately 26 ohms 52 ohms if you are measurin...

Страница 12: ...b and straight through pinned cable Figure 3 2 shows the difference between a balun RJ 45 pinning that needs straight through cable straight polarity and one that needs cross pinned cable reverse pola...

Страница 13: ...V source devices to the RJ 45 input jack on the hub s rear panel as shown in Figure 3 5 7 One at a time connect the twisted pair cables coming from the A V destination devices into the RJ 45 output j...

Страница 14: ...igure 3 6 Hub to balun output connection IC446A balun shown Straight through 4 pair CAT5 cable with RJ 45 plugs Straight through 4 pair CAT5 cable with RJ 45 plugs Dual Audio Video Balun IC446A Audio...

Страница 15: ...ras in hallway and stairwell Fixed camera in parking lot Baluns are all CCTV Balun IC444A hub to balun cables are all CAT5 UTP with at least one pair Baluns are all Video Stereo Audio Balun IC441A R2...

Страница 16: ...g output of the first hub to the input port of the second hub the left hand RJ 45 jack on its rear panel The cable must be straight through pinned and terminated with RJ 45 plugs on either end Your da...

Страница 17: ...hed to its looping output and eight other second layer hubs connected to its regular outputs are used to distribute an A V program to up to 72 monitors in an auditorium multi classroom or corporate tr...

Страница 18: ...rity might be reversed there might be a cable pinning pairing or construction problem or there might be a pinning mismatch between the hub and baluns Try these remedies Verify that polarity is straigh...

Страница 19: ...e nature and duration of the problem when the problem occurs the components involved in the problem including the models of baluns type make and length of cabling and the source and destination A V eq...

Страница 20: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2002 Black Box Corporation All rights reserved Doc No 94 000338 A...

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