Cisco ASR 1004 - Manual (Page 33)

33
You have removed a DC power supply from the Cisco ASR 1004 Router and now must replace the DC power supply within
five minutes.
This section provides instructions for installing the DC power supply.
Caution Before you connect DC-input power, you must install the DC power ground leads to the DC power supply.
Warning This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the absence of
a suitably installed ground conductor. Contact the appropriate electrical inspection authority or an electrician if
you are uncertain that suitable grounding is available. Statement 1024
Step 1 Locate the terminal block and remove the plastic cover.
Step 2 Unscrew and remove the two screws.
Step 3 Slide the plastic cover off of the terminal block.
Step 4 On the DC power supply terminal block, locate the GND connection which must be connected first and follow these
steps:
a. Using the two-hole grounding lug, replace the washers and Kepnut screw in the following order.
– Flat washer
– Grounding cable lug
– Kepnut screw
b. Tighten the Kepnut screws (use the screwdriver to tighten the ground screw in the terminal block to a torque of
8 in-lbs/ 2 per.) on the power supply studs.
Figure 13 Cisco ASR 1004 Router DC Power Supply Grounding Wire and Stud
Step 5 Attach the other end of the ground cable to the site ground connection.
Caution Before you continue to install the terminal block ground wires, stop and perform Step 6. To prevent any contact
with metal lead on the ground wire and the plastic cover.
Step 6 You must wrap the positive and negative cables with sleeving. Take each wire and cover the area from the lug to the
wire with heavy shrink sleeving.
Step 7 Replace the ground lug with cable in the following order:
a. Flat Washer
b. Ground lug with the positive and negative wire
c. Kepnut screw
Crimp area
25527
2.24
0.48
0.08
0.25 0.37 0.63
End View
Ø 0.267
2 holes
All measurements in inches