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FI0154601-00 C 5-1
5 Diagnostics and
Troubleshooting
Diagnostic information about the router is available through the chassis LEDs and
the port LEDs. Diagnostic information is also available through the SANsurfer
iSCSI/FC Router Manager and Command Line Interface (CLI) event logs and
error displays. This section describes the following types of diagnostics:
Chassis Diagnostics
Power-On Self-Test Diagnostics (see page 5-2)
LED Blink Patterns (see page 5-3)
This section also describes how to use maintenance mode to recover a disabled
router (see page 5-5).
Chassis Diagnostics
Figure 5-1 shows the chassis diagnostic LEDs.
Figure 5-1 Chassis Diagnostic LEDs
This section describes the following conditions:
Input Power LED is Off (see page 5-2)
System Fault LED is On (see page 5-2)