Cisco XR 12404 Manuel d'utilisateur Page 144

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Chapter 5 Maintaining the Router
Removing and Replacing a DC Power Entry Module
5-20
Cisco XR 12404 Router Installation Guide
OL-13830-02
Troubleshooting the DC PEM Installation
Refer to Figure 5-12 and use the following procedure to troubleshoot the PEM
installation.
Figure 5-12 DC PEM Status LEDs
1 DC PDU
2 DC PEM
3 Input OK
(Gr
een)
On DC PEM is operating normally in a power-on
condition
4 Output OK
(Gr
een)
On DC power source is present and within
specified limit
5 Output Fail
(Am
ber)
On PEM is operating in a fault condition and
shutdown has occurred
INPUT
48/60V
35A
66399
INPUT
OK
OUTPUT
FAIL
OUTPUT
OK
INPUT
OK
OUTPUT
FAIL
OUTPUT
OK
3
1 2
4 5
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