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5

UNIVERSAL SERIAL BUS HUB

Power Adapter

The Power Adapter attached with USB Hub is DC 5V, 2.5A (min.) 

which is a minimum requirement for the device.  If user needs 

more power to supply the downstream port devices, user can 

purchase a new power with the Spec. of DC 5V, 2.5A.  The 

mechanical of Power Adapter is listed in the follow figure.

+5V

2.1mm

5.5mm

GND

Power Plug

Summary of Contents for USBH-004

Page 1: ...UNIVERSAL SERIAL BUS HUB User Manual ...

Page 2: ...face between USB devices and the host It allows up to three USB devices or Hubs to connect to an upstream USB Hub or Host port USB HUB is a complete USB 1 1 specification compatible device USB HUB offers a real plug play environment to the PC world Features s USB 1 1 specification compatibility s Plug and play with USB devices s Bus fault detection and recovery s All Downstream Ports support full ...

Page 3: ...mA Typ 1250mA Max 2 Turn power off in status of over current or thermal shutdown save power consumption 3 Soft start for slow turn on feature prevents high inrush currents when initially powering capacitive loads l Reset by Upstream attachment or programmable reconfigure l Downstream port LEDs indicating Power and Active on off l Self powered mode Shutdown system power no need to disconnect the po...

Page 4: ...3 UNIVERSAL SERIAL BUS HUB Aspect Self Power Red LED Bus Power Green LED Per Port Active LED Root Port Power Jack ...

Page 5: ...SB Hub one is the self powered mode and the other is Bus powered mode For self powered mode USB Hub provides all the downstream ports with each port DC 5V 500mA max power supply For the Bus powered mode USB Hub only provides all four downstream ports with DC 5V 100mA each port in total In self powered mode please make sure that the power adapter is well installed first and the plug of Power Adapte...

Page 6: ...ub is DC 5V 2 5A min which is a minimum requirement for the device If user needs more power to supply the downstream port devices user can purchase a new power with the Spec of DC 5V 2 5A The mechanical of Power Adapter is listed in the follow figure 5V 2 1mm 5 5mm GND Power Plug ...

Page 7: ...6 UNIVERSAL SERIAL BUS HUB Diagram PC 2 Port Hub Telephone Joystick Electric Keyboard Camera ...

Page 8: ...7 UNIVERSAL SERIAL BUS HUB USB Hub or Host Port Full Speed Upstream Port Hub Repeater Hub Controller Port 1 Port 2 Port 3 Port 4 USB Device 1 USB Device 2 USB Device 3 USB Device 4 ...

Page 9: ...refer to the Figure 1 of the USB cable into the downstream port of PC USB host controller or ROOT hub or one downstream port of the upper level parent hub C Connect the series B connector please refer to the Figure 2 of USB able into the upstream port of USB Hub the USB hub D Connect the series A connector of USB device such as USB mouse USB keyboard and so on into any one of the downstream of USB...

Page 10: ...9 UNIVERSAL SERIAL BUS HUB Socket B 4GND 3DP 2DM 1 VCC Figure 1 Figure 2 1 VCC 2DM 3DP 4GND Series A Connector Series B Connector ...

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