Alcatel-Lucent 7450 ESS-1, Руководство по установке

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Front Panel LEDs
Page 82 7450 ESS-1
Front Panel LEDs
Figure 21 displays the 7450 ESS-1 front panel LEDs.
Figure 21: 7450 ESS-1 Front Panel LEDs
Table 21 describes the 7450 ESS-1 LED states.
ESS1001
2 8
9
10 6
7
4
3 1 5
14 13 12
11
Table 21: 7450 ESS-1 Front Panel and LED Descriptions
Key Label/Part Sub
category
Description
1 Mgmt Link • Amber: 10 M/bps
• Green: 100 M/bps
• Unlit: Operationally down.
Data
• Green (blinking): RX/TX activity.
• Amber (blinking): Error condition.
2 Reset A recessed button used to restart the SF/CPM. Insert a small object such
as a pen tip to depress the button.
3 Console
The console port is provisioned with a DB-9 jack and used for the initial
system startup as well as system configuration and monitoring. The
console port, a Universal Asynchronous Receiver/Transmitter (UART)
port, is used for system configuration and monitoring.
Use a EIA/TIA-232 DCE console cable to connect a terminal to the con-
sole port.
4 DTE Flip the switch to DTE when connecting to the serial port of a PC with a
null modem cable. When the switch is flipped to DTE, the console port is
acting as a data terminal equipment (DTE) serial port.