APPENDIX B: TROUBLESHOOTING
This chapter provides information about troubleshooting the NETGEAR Model FSM7352S Layer 3 Managed Stackable Fast Ethernet Switch. Topics include:
Troubleshooting chart
Additional troubleshooting suggestions
Troubleshooting Chart
Table
Table B-1. Troubleshooting Chart
Symptom | Cause |
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| Solution |
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Power LED is off. | No power is received |
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| Check the power cord connections for the |
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|
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| switch at the switch and the connected device. |
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| Make sure all cables used are correct and |
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|
|
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| comply with Ethernet specifications. |
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Link LED is off or intermittent. | Port connection is not |
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| Check the crimp on the connectors and make |
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| working. |
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| sure that the plug is properly inserted and |
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|
|
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| locked into the port at both the switch and the |
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|
|
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| connecting device. |
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|
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| Make sure all cables used are correct and |
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|
|
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| comply with Ethernet specifications. See |
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|
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| Appendix D. |
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|
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| Check for a defective adapter card, cable, or |
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|
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| port by testing them in an alternate |
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|
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| environment where all products are functioning. |
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File transfer is slow or | Half- or |
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| Make sure the attached device is set to auto |
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performance degradation is a | on the switch and the |
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| negotiate. |
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problem. | connected device are not |
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|
|
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| the same. |
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| Check System message log. |
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A segment or device is not | One or more devices are not |
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| Verify that the cabling is correct. Be sure all |
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recognized as part of the network. | properly connected, or |
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| connectors are securely positioned in the |
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| cabling does not meet |
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| required ports. Equipment may have been |
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| Ethernet guidelines. |
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| accidentally disconnected. |
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ACT LED is flashing continuously | A network loop (redundant |
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| Break the loop by ensuring that there is only |
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on all connected ports and the | path) has been created (see |
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| one path from any networked device to any |
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network is disabled | Figure |
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| other networked device. |
|
Additional Troubleshooting Suggestions
If the suggestions in Table
Network Adapter Cards
Make sure the network adapter cards installed in the PCs are in working condition and the software driver has been installed.
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