Jameco Electronics 527822 Benutzerhandbuch

LED Indicator 

 

Power Indicator 
The Power Indicator will turn ON when bus power is supplied. 
 

 

USB Indicators 
There are four USB indicators to show if the USB Downstream Ports are ready for 
use.  
1.  If the USB 2.0 DOCK is not ready for use, the USB Indicators will turn OFF, 

and the USB Downstream Ports cannot be used. 

2.  If the USB 2.0 DOCK is ready for use, the USB Indicators will turn ON, and 

you can use all the functions of the USB 2.0 DOCK. 

3.  If over-current happens for certain USB Downstream Ports, the corresponding 

USB Indicator will turn OFF to indicate that this port is not working now.   

4.  When over-current situation is resolved, the USB Indicator will turn ON 

again. 

 
 

 

Figure 2 

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