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2.3.3 LEDs on Each Component


2.3.3 LEDs on Each Component
Each component of the crossbar box has an LED mounted. If a component experiences an error, check the LEDs to see which component requires maintenance. Check the LEDs before starting maintenance work.

The LEDs on each component and the states that they indicate are as follows.
Figure 2-10  LED Locations of the XSCF Unit and the XSCF-LAN Ports
Figure 2-10  LED Locations of the XSCF Unit and the XSCF-LAN Ports
Table 2-10  LEDs on the XSCF or XSCF Unit and Their States
Location Number Name Color State Description
1 READY Green On The XSCF is running.
Blinking The XSCF is being started.
Off The XSCF is stopped.
2 CHECK Amber On An error has occurred.
Blinking The component requires maintenance.
(This function is also referred to as the locator.)
Off Normal state
3 MASTER Green On Master chassis
Off Slave chassis
Table 2-11  XSCF-LAN Port LEDs and Their States
Location No. Name Color State Description
4 ACT Green Blinking Communication is being performed.
Off Communication is not being performed.
5 LINK SPEED Amber On The communication speed is 1 Gbps.
Green On The communication speed is 100 Mbps.
  Off The communication speed is 10 Mbps.
Figure 2-11  Location of Fan Unit LED
Figure 2-11  Location of Fan Unit LED
Table 2-12  LED on the Fan Unit and Its States
Name Color State Description
CHECK Amber On An error has occurred.
Blinking The component requires maintenance.
(This function is also referred to as the locator.)
Off Normal state
Figure 2-12  Location of the Power Supply Unit LED
Figure 2-12  Location of the Power Supply Unit LED
Table 2-13  Power Supply Unit LED and Its States
Name Color State Description
CHECK Green On The input power is turned on and being supplied normally.
power_check Blinking The input power is being disconnected.
Amber On An error has occurred.
The input power to this power supply unit has been turned off during redundant operation.
Blinking Warning status (An error has occurred but the power supply unit is operating.)
  Off Power is not being supplied.