2-50
Cisco MGX 8800/8900 Series Hardware Installation Guide
Releases 2 - 5.2, Part Number OL-4545-01, Rev. H0, May 2006
Chapter 2
Illustrated Card List for MGX Switches and the MGX 8880 Media Gateway
Front Cards
Note
In
Figure 2-20
, the clock ports on the UI-S3 back cards must be Y-cabled.
Figure 2-21
shows how a single PXM1E connects to redundant APS lines.
Figure 2-21
1:1 APS Line Redundancy Configuration—PXM1Es
Faceplate Features
There are four models of the PXM1E (see
Figure 2-22
through
Figure 2-26
).
Table 2-23
describes LEDs
on the PXM1Es.
PXM1E front card
OC-3c or OC-3c/DS3 combination back cards
Working line
80147
Midplane
Protection line
PXM-UI-S3/B back card
Table 2-23
PXM1E LEDs
LED
Status
Description
E1, E3, T1, or T3
Green
The module is in E1, E3, T1, or T3 mode.
CR
Blue
A critical alarm is active.
MJ
Red
A major alarm is active.
MIN
Yellow
A minor alarm is active.
DC-A
Green
The first power supply is operating correctly.
Red
The first power supply has failed.
DC-B
Green
The second power supply is operating correctly.
Red
The second power supply has failed.
ACO
Yellow
An audible alarm is on.
Note
Press the
ACO
button to turn the
audible alarm off.
HIST
Green
There is alarm history on the card.
Note
Press the
HIST
button to clear the alarm
history.
ENET
Flashing green
Traffic is detected on the Ethernet interface.