PLANET MGSW-28240F - Manual (Page 621)

User’s Manual of MGSW-28240F
8. TROUBLE SHOOTING
This chapter contains information to help you solve problems. If the Managed Switch is not functioning properly, make sure the
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 Managed Switch.
Performance is bad
Solution:
Check the speed duplex mode of the partner device. The Managed 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 Managed Switch doesn’t connect to the network
Solution:
Check per port LED on the Managed Switch. Try another port on the Managed 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.
Can I install MGB-SX or other non wide temperature SFP module into SFP slot of Managed Switch?
Solution:
Yes, it does. However, since the MGB-SX and other non wide temperature SFP module cannot operate under -40 to 75
Degree C. Please pay attention to this point and consider use PLANET wide temperature SFP module for Managed Switch.
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