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T
ROUBLESHOOTING
A-2
Link LED is Off
Network cable or
Ethernet device
attached to this port
may be defective.
• Verify that the switch and
attached device are powered
on.
• Be sure the cable is plugged
into both the switch and
corresponding device.
• Verify that the proper cable
type is used and its length does
not exceed specified limits.
• Check the adapter on the
attached device and cable
connections for possible
defects. Replace the defective
adapter or cable if necessary.
Major LED is Red
Major alarm
detected.
• One or more major system
alarm(s) affecting traffic have
occurred. Check the alarm
filter mask to determine
potential cause(s) of alarm.
Minor LED is
Amber
Minor alarm
detected.
• One or more minor system
alarm(s) affecting traffic have
occurred. Check the alarm
filter mask to determine
potential cause(s) of alarm.
Fan Fail LED is Red
Fan failure
• One or more fans in the fan
tray have failed. Replace the
fan tray.
Table A-1 Diagnosing Switch Indicators
(Continued)
Symptom
Possible Cause
Action
Summary of Contents for 7824M/ESW
Page 2: ......
Page 18: ...TABLE OF CONTENTS xviii E Ordering Information E 1 Glossary Index ...
Page 32: ...ABOUT THE TIGERACCESS SWITCH 1 12 ...
Page 56: ...INSTALLING THE SWITCH 3 18 ...
Page 68: ...TROUBLESHOOTING A 4 ...
Page 76: ...CABLES B 8 ...
Page 82: ...EXTENDER MODULES C 6 ...
Page 92: ...ORDERING INFORMATION E 2 ...
Page 98: ...GLOSSARY Glossary 6 ...
Page 102: ...INDEX Index 4 ...
Page 103: ......