D-Link D DU-H4 DU-H4 دليل المستخدم

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DU-H4
4-port USB Hub
User’s Manual





Rev. 01 (Oct. 2000)

Printed In China

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INTRODUCTION Thanks for purchasing the D-Link 4-Port USB Hub. This easy plug and play external device will allow your computer to connect to USB interfaced monitors, printers, digital speakers, modems, digital cameras, joysticks and other USB devices. Technology Overview USB stands for Universal Serial Bus. It’s a standard that has been adopted by leading manufacturers within the computer industry to define a new type of peripheral connection scheme. It is designed to replace older p

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About the 4-Port USB Hub The 4-Port USB Hub allows users to connect up to four USB peripherals to their USB ready PC or Mac. The 4-port USB Hub is designed to provide quicker and easier access to four type “A” downstream ports for connecting peripherals with USB support, USB hubs and other devices. A single type “B” upstream port is provided for connecting to the host computer, or another USB hub. Product Features ?? USB 1.1 specification compatibility ?? Plug-and-Play ?? Supports

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INSTALLATION The 4-Port USB Hub is designed to be simple and easy to install. Application Diagram 4

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Hardware Installation 1. Plug the included adapter into the rear of the 4-Port USB Hub and an available electrical outlet. 2. Plug the B-type connector into the “Upstream Port”. 3. Plug the A -type connector into a computer or USB Hub downstream port. 4. Connect USB devices to the Hub. LED Indicators The 4-Port USB Hub is equipped with LED indicators: Self-Power LED Indicator: This indicator lights red when the USB Hub is receiving power from external power source, otherwise, it i

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USB Connector Pin Assignment Receptacle A Series-A Plug Receptacle B Series-B Plug 6

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SPECIFICATIONS Standards: USB Specification V.1.x compatibly Data Speed: Low:1.5Mbps, High:12Mbps LED indicators: 4-Port: Power x 2, Port status x 4 Upstream port: Series-B Receptacle x 1 Downstream port: 4-Port: Series-A Receptacle x 4 Output Voltage: Per port DC +5V Output Current: 4-Port: Per port 500mA External Power: power adapter Dimensions: 67mm x 125mm x 23mm 7