Chapter 4 Troubleshooting - Planet EH-1600 User Manual

CHAPTER 4 TROUBLESHOOTING

SYMPTOM: The power LED is not lit.
SOLUTION:
If the power LED is not lit after the power cord is
plugged into the concentrator and the power outlet,
there may be a power fault.
1.First verify if there is power at the power outlet by
2.If a volt meter is available, measure the DC
3.If a volt meter is not available and the second
SYMPTOM: The Link LED is not lit.
SOLUTION:
The Link LED is not on after a workstation is
connected to the STP port of the concentrator.
1.Verify if the workstation and the concentrator are
powered up.
2.Verify if the network cable has been attached to the
workstation.
3.Verify if the network cable from the Hub to
workstation is straight-through and is not cross-
over.
4.Verify if the wires to the phone jack pins are
EH-500/800A/1600 User's Manual
plugging in a device which is known to operate.
voltage from the AC adapter.
power adapter does not fix the problem, contact
the authorized dealer from whom you purchased
your concentrator for assistance.
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