Abocom UH400C User's Manual
Contents
1. UH400C USB HUB 4 ports GENERAL The USB HUB is a 4 ports device used to bridge the USB interfaced peripherals to your desktop computers or notebook computers by providing one upstream connector and four downstream ports The UH400C complies with USB Specification Ver 1 1 It offers you the flexibility of two data rates The 12Mbps for devices that require increasing bandwidth and 1 5Mbps for low speed device like game pads and joysticks Every single one port of the hub allows to daisychain multi devices together Compact light weighted and requiring no external power this UH400C is the ideal company you can ever find on the road FEATURES Universal Serial Bus Rev 1 1 Specification compatibility a Plug and Play with USB devices a Easy to add peripherals allows up to 127 USB devices m Per port power overcurrent detection and protection for downstream ports a All Downstream ports support full speed 12Mbps and low speed 1 5Mbps operations m Auto switching between Bus power mode and Self power mode indicated by LED Supports Suspend and Resume Operations Supports 1 upstream and 4 downstream USB ports 6 LED indicators for hub status at a glance SPECIFICATION Ports 4 downstream ports with USB type A receptacles 1 upstream port with USB type B receptacle User LED Indicators Bus powered green LED E Self powered orange LED 4 LEDs indicate presence of individual port power2. green LEDs Environmental Operating temperature 0 C to 70 C Storage temperature 20 C to 80 C m Humidity 0 to 95 non condensing Power Bus powered mode Bus Powered from USB host controller with each port of DC 5V 100mA supply a Self powered mode Plug mounted A C adapter with regulated DC 5V 2 4A with each downstream port of DC 5V 500mA Max supply Certifications m FCC Class B CE
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