The cover panel LEDs indicating the status as below:
LEDs
Power
Collision
Link/Activity Steady/Blink
The Rear Panel of EH-501/EH-801
As shown in Figure 2-2:
5-Port Workgroup Hub
Figure 2-2 Cover Panel of EH-501
Status
Steady Green Indicate Power ON ok
Blink Red
Green
Figure 2-2 Rear Panel of EH-501/EH-801
EH-501
Link/Activity
Description
Indicate collision detected in any
port
Lit as UTP port connected
Blinks as data receiving
4