Cisco Universal Broadband Router Cisco uBR10012 Руководство - Страница 5
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LEDs
Table 1
Table 1
LED
Power
Fault
Air Flow
The AC PEM works together with the fan assembly module to ensure that the Cisco uBR10012 chassis
is properly cooled during normal operation.
chassis when dual AC PEMs are installed.
OL-24536-01
describes the LEDs on the AC PEM.
AC PEM LEDs and Their Function
Color
Description
Green
The PEM is on, is receiving power from the AC power source, and is providing
power to the Cisco uBR10012 chassis (normal operations).
Yellow
Indicates that AC-input power is being received by the PEM, but that the PEM is
not supplying power to the chassis, typically because the PEM's power switch is
turned to the standby position.
If the power switch is in the ON position, the PEM is not operating correctly.
AC Power Entry Module for the Cisco uBR10012 Universal Broadband Router
Figure 3
shows the airflow through the Cisco uBR10012
Feature Overview
5