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Introduction The UH-400 is an Universal Serial Bus (USB) hub, which is an USB cable concentrator and a bridge between PC USB host controller and USB devices. The USB hub has one upstream port and four downstream ports. It supports both full speed (12Mbps) and low speed (1.5Mbps) devices such as...
System Requirements 1. Windows 95 OSR 2.1 above or Windows 98 2. Macintosh, iMac, G3, 300, 350, 400 with Mac OS 8.1 3. Your PC must have USB host controllers inside the H/W system. Key Features 1. A real plug-and-play and hot-plugged device. 2.
Sample Diagram Specification Function Description Upstream port (Root port) Downstream port Self powered (Red LED) / Bus powered ( Green LED) Downstream power (Green LED)
Per-port Output Voltage DC+5V Per-port Output Current 500mA Weight 100g Dimension (L*W*H, mm) 119 * 66 * 32 Power Mode The 4 port USB hub has two power modes, self- powered mode and bus-powered mode. Power Adapter If more power is required to supply the downstream port devices, you can use the DC 6V 2.1A adapter to increase the motivation power of the USB hub.
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Step 1. Please insert the plug of DC 6V 2.1A power adapter into the power jack of the USB hub. Step 2. Connect the series-A connector of the USB cable into the downstream port of PC USB host connector or one downstream port of the upper level USB hub.
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Figure 2. In response to the message of Add New Hardware Wizard (Figure 3), you can insert the Windows 98 setup CD-ROM into the drive (Figure 4) and follow the system prompts step by step (Figure 5 & 6). Your USB hub has been installed correctly and is now ready for use.