background image

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 is off. 

Bus-Power LED Indicator: 

This indicator lights green when the USB Hub is 
receiving power from USB bus, otherwise, it is 
off. 

Port status LED:   

Per port has one status LED. When the LED 
lights on, means the downstream port is working 
successfully. Otherwise, the LED light is off. 

Содержание DU-H4

Страница 1: ...DU H4 4 port USB Hub User s Manual Rev 01 Oct 2000 Printed In China ...

Страница 2: ...acturers within the computer industry to define a new type of peripheral connection scheme It is designed to replace older parallel and serial ports cables and connectors with something faster and easier to use USB is Easier Windows 98 2000 Me or MAC OS will automatically recognize newly installed devices Quicker You won t have to reboot when installing Faster Top USB data speed is around 100 time...

Страница 3: ... 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 both OHCI and UHCI Supports Self power mode Supports Bus power mode Supports 1 upstream and four downstream USB ports One LED indicator for Self power mode One LED indicator for Bus power mode One LED indicator for each downstream port...

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

Страница 5: ...e 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 is off Bus Power LED Indicator This indicator lights green when the USB Hub is receiving power from USB bus otherwise it is off Port status LED Per port has one status LED When the LED lights on means ...

Страница 6: ...6 USB Connector Pin Assignment Receptacle A Series A Plug Receptacle B Series B Plug ...

Страница 7: ...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 ...

Отзывы: