Cisco ASR 914 Manual page 30

Activating the DC Power Supply
1,
3
1,
2
Step 7
Unscrew the nuts from the terminal block.
Step 8 Insert the lugs as shown in the figure above. Follow the fuse assignments to ensure the correct cabling of the
battery and return to the shelf.
Note
Step 9 Insert the lock washers and nuts to the terminal block. Tighten the nuts to a torque value of 25 in-lb (2.82
N-m).
Step 10
Reinstall the terminal block protective covers over the DC distribution lugs.
Activating the DC Power Supply
Procedure
Step 1
Remove the tape from the circuit-breaker switch handle, and restore power by moving the circuit-breaker
switch handle to the On (|) position.
Step 2
Verify power supply operation by checking if the power supply front panel LEDs are in the following states:
• INPUT OK LED is green
• OUTPUT FAIL LED is red
If the LEDs indicate a power problem, see the
If you are installing a redundant DC power supply, ensure that each power supply is connected to a separate
power source to prevent power loss during a power failure.
If you are installing a redundant DC power supply, repeat these steps for the second power source.
Activating the DC Power Supply for Fan Tray
Procedure
Step 1 Remove the tape from the circuit-breaker switch handle, and restore power by moving the circuit-breaker
switch handle to the On (|) position.
Step 2 Verify power supply operation by checking for the 48 V LED in Fan 3:
• INPUT OK LED is green
• INPUT FAIL LED is red
Installing the Cisco ASR 914 Router
30
Positive (+) lead wire 2,
4
Feed A 3,
4
The power lugs must be crimped horizontally with the power cables.
Negative (-) lead wire
Feed B
Troubleshooting
Installing the Cisco ASR 914 Router
section.