Cisco Catalyst 4900M Installation Manual page 30
Catalyst 4900m switch
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Also See for Catalyst 4900M:
- Installation manual (128 pages) ,
- Troubleshooting manual (6 pages) ,
- Configuration handbook (359 pages)
Table of Contents
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Switch Components
The LEDs on the front and rear panel of the Catalyst 4900M switch (see
Figure 1-5
•
•
•
•
•
A description of the LED functions is provided in
Table 1-1
LED
System
(front)
CON
(rear)
MGT
(rear)
Cisco Catalyst 4900M Switch Installation Guide
1-10
and
Figure 1-6
System LED indicates the operating state of the Catalyst 4900M switch.
PS1 LED indicates the internal power supply status.
PS2 LED indicates the internal power supply status.
FAN LED indicates the fan tray status.
A link status LED is below the 10-GB uplink ports.
LED Descriptions
Color or State
Green
Red
Flashing
Yellow
Off
Green
Off
Green
Off
) provide status information as follows:
Description
At startup, the Catalyst 4900M 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
10/100/1000BASE-T Management port is in
link-up state
10/100/1000BASE-T Management port is in
link-down state or not connected
There are no blinking, red, or yellow states
for this port
Chapter 1
Product Overview
Table
1-1.
78-18350-01
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Table of Contents
Troubleshooting
