5-13
Cisco 12404 Internet Router Installation and Configuration Guide
OL-11636-01
Chapter 5 Maintaining the Cisco 12404 Internet Router
Removing and Replacing an AC Power Entry Module
Troubleshooting an AC PEM Installation
Refer to
and use the following procedure to troubleshoot the PEM
installation.
Figure 5-7
AC PEM Status LEDs
1
INPUT OK
Green On
The PEM is powered on and operating
correctly.
2
OUTPUT OK
Green On
The AC power source is present and operating
within the specified limit.
3
OUTPUT
FAIL
Amber On
The PEM detects a fault condition causing it
to shutdown.
INPUT
OK
OUTPUT
FAIL
INPUT
100-240V
12A
50/80HZ
OUTPUT
OK
66290
INPUT
OK
OUTPUT
FAIL
OUTPUT
OK
1
2
3
todd.book Page 13 Tuesday, November 27, 2007 6:02 PM