PLANET GSD-805 - Manual (Page 18)

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4. TROUBLESHOOTING
This chapter contains information to help you solve issues. If the
Gigabit Ethernet Switch is not functioning properly, make sure
the Gigabit Ethernet Switch was set up according to instructions
in this manual.
The per port LED is not lit
Solution:
Check the cable connection of the Gigabit Ethernet Switch.
Performance is bad
Solution:
Check the speed duplex mode of the partner device. The Gigabit
Ethernet Switch is 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 traffic is irregular
Solution:
Check 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 Gigabit Ethernet Switch doesn’t connect to the
network
Solution:
Check per port LED on the Gigabit Ethernet Switch. Try another
port on the Gigabit Ethernet 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.