Chapter 5 Troubleshooting - Planet FNSW-1601 User Manual

Symptom Link LED does not lit after cable is connected to the port.
Checkpoint Verify that the other end of the cable is connected to a device that
is powered on and on-line.For UTP cable connection to another
hub, verify that only one end of the cable is connected to a "MDI-
II" Uplink port.
Symptom 100Base-TX port Link LED is lit, Collision LED is blinking, but traf-
fic is irregular.
Checkpoint Check that the attached device is not set to dedicated full-du-
plex. (Some devices use a physical or software switch to change
duplex modes. Auto-negotiation may not recognize this type of
full-duplex setting.
ALWAYS CHECK THAT THE CABLE, LINK DISTANCES, AND OVERALL NETWORK DIAMETER
ARE WITHIN SPEC. FOR THE NETWORK TYPE.
Chapter 5
Troubleshooting
13