Cisco Catalyst 4900 Series Installation Manual page 32
Cisco systems switch installation guide
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Also See for Catalyst 4900 Series:
- Manual (276 pages) ,
- Switch manual (134 pages) ,
- Quick reference manual (59 pages)
Table of Contents
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Switch Components
Table 1-1
Table 1-1
LED
STATUS
CON
MGT
Port 1-48
Catalyst 4900 Series Switch Installation Guide
1-10
describes LED functions.
LED Functions
Color or State
Green
Red
Flashing
Yellow
Off
Green
Off
Green
Off
Green
Yellow
Flashing yellow
Off
Chapter 1
Description
At startup, the switch performs a series of
diagnostic tests:
All tests pass
A test other than an individual port test fails
System boot or diagnostic tests in progress
System is in rommon mode or a power supply
has failed
Switch is disabled
10/100 BASE-T console port is in link-up
state
10/100 BASE-T console port is in link-down
state or not connected
There are no blinking, red, or yellow states
for this port
10/100 BASE-T Management port is in
link-up state
10/100 BASE-T Management port is in
link-down state or not connected
There are no blinking, red, or yellow states
for this port
Port is operational
Port is disabled by user
Power-on self-test indicates faulty port
No signal detected or link configuration
failure
Product Overview
78-18039-02
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Table of Contents
Troubleshooting
