Canoga-perkins 9145ELB Network Interface Device Hardware Uživatelský manuál stáhnout pdf (Strana 37)

Operation 9145ELB NID Hardware User’s Manual

LED Indicators

4.3 LED Indicators

The following sections describe the functions of the LED indicators on the 9145ELB front panel.

4.3.1 Management Section LEDs

The Link/Activity (LNK/ACT) front panel LED, located to the right of the MGMT UTP Port,

indicates the presence of transmit or receive activity. The Speed (SPD) front panel LED, located

directly below the LINK/ACT LED, indicates the speed of the transmissions.

Table 4-2. Ethernet Management, Status, and Power LED Indicators

LED Name LED State Condition

Speed

(SPD)

Off

10 Mbps

Auto negotiate or no link

Port disabled

Amber

100 Mbps

System is booting

Slow Blinking Green* Port enabled but no link

Link/Activity (ACT)

Off

No link

No transmit or receive activity

Green Link on with full duplex

Blinking Green Transmission or receiving activity with full duplex

Amber

System is booting

Link on with half duplex

Blinking Amber Transmission or receiving activity with half duplex

* Slow blinking green means LED toggles between Off and Green approximately. once per

second.

Status

Off No power

Green Normal operation

Amber System self-test in progress

Blinking Amber System is booting

Red

Major alarms including link loss at any user or

Network Port

Blinking Red

Critical alarms requiring immediate user interven-

tion, e.g., the failure of one of the redundant

power supplies, temperature or voltage out of

range alarms, or a fan failure

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