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Removing and Replacing a DC Power Entry Module
Troubleshooting the DC PEM Installation
Figure 5-12
DC PEM Status LEDs
IN PU T
– 48 /6 0V
35 A
1
1
DC PDU
2
DC PEM
3
Input OK
(Green)
4
Output OK
(Green)
5
Output Fail
(Amber)
Cisco XR 12404 Router Installation Guide
5-20
Refer to
Figure 5-12
and use the following procedure to troubleshoot the PEM
installation.
IN PU T
O K
2
INPUT
OUTPUT
OK
3
On
DC PEM is operating normally in a power-on
condition
On
DC power source is present and within
specified limit
On
PEM is operating in a fault condition and
shutdown has occurred
O UT PU
T
O UT PU
O K
T
FA IL
OUTPUT
OK
FAIL
4
5
Chapter 5
Maintaining the Router
OL-13830-02
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Table of Contents
Troubleshooting
