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59096-04 A 5-1
Section 5
Diagnostics/Troubleshooting
Diagnostic information about the switch is available through the chassis LEDs and
the port LEDs. Diagnostic information is also available through the CLI,
QuickTools, or Enterprise Fabric Suite 2007 event logs and error displays. This
section describes the following types of diagnostics:
Chassis Diagnostics describes the Input Power LED and System Fault LED
indications.
Power-On Self Test Diagnostics describe the Heartbeat LED and the port
Logged-In LED indications.
Power Supply Diagnostics describes Power Supply Status LED and Power
Supply Fault LED indications for model 5202/5602 switches.
This section also describes using maintenance mode to recover a disabled switch.
5.1
Chassis Diagnostics
Figure 5-1shows the chassis LEDs on a model 5200/5600 switch; the model
5202/5602 switch is similar.
Figure 5-1. Chassis LEDs
The following conditions are described:
Input Power LED Is Extinguished
System Fault LED Is Illuminated
L
AL AL AL
ALA
L
0
1
2
3
4
5
System Fault LED
(Amber)
Heartbeat LED
(Green)
Input Power LED
(Green)