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4. Troubleshooting
This chapter contains information to help you solve problems. If the Switch is not
functioning properly, make sure the Fast Ethernet Switch was set up according to
instructions in this manual.
The per port LED is not lit
Solution: C
h
eck the cable connection of the FSD-503 / FSD-803 / FSD-1603.
Performance is bad
Solution: C
h
eck the speed duplex mode of the partner device. The FSD-503
/ FSD-803 / FSD-1603 are run at Auto-negotiation mode and if the
partner is set to half duplex, then the performance will be poor.
Per port LED is lit, but the trafc is irregular
Solution: C
h
eck that the attached device is not set to dedicate full duplex. Some
devices use a physical or software switch to change duplex modes. Auto-
negotiation may not recognize this type of full-duplex setting.
Why the Switch doesn’t connect to the network
Solution: C
h
eck per port LED on the Switch. Try another port on the Switch Make
sure the cable is installed properly Make sure the cable is the right type
Turn off the power. After a while, turn on power again.