Cisco ASR 5000 Series Installation Manual page 222

▀ Removing the Failed PFU
Step 4
Remove the cable from the -VDC terminals as described below. The -VDC terminals are the two terminals located at
the bottom of the PFU.
Step a
the PFU.
Step b
Step 5
Remove the cables from both RTN terminals as described below. The RTN terminals are the two terminals located
directly above the -VDC terminals.
Step a
the PFU.
Step b
Step 6
Use a Phillips #2 screwdriver to loosen the four screws that secure the PFU to the chassis.
▄ ASR 5000 Installation Guide
222
Use a 9/16-inch nut driver or socket wrench to remove the nuts and washers that secure the cable to
Slide the power cable off the terminals.
Use a 9/16-inch nut driver or socket wrench to remove the nuts and washers that secure the cable to
Slide the return cable off the terminals.
Replacing a Power Filter Unit