Installing the Cisco ASR 903 Router
Tools and Equipment
• Dual-hole lugs
• Double barrel with inspection hole
• Hole spacing is 5/8 in.
• Lug tab width max 0.46 in.
• Nuts
• PSU can accommodate 10 – 6 AWG
• Number 2 Phillips Screwdriver
Perform the following procedure to install the terminal block.
Step 1
Locate the terminal block on the power supply unit.
Step 2
Flap open the front protective cover on the power supply unit.
Step 3
Use a wire-stripping tool to strip the ends of each of the two wires coming from the DC-input power source as
recommended by the lug manufacturer.
Stripping more than the recommended amount of wire can leave behind exposed wire from the terminal block
Note
after installation.
Cisco ASR 903 and ASR 903U Aggregation Services Router Hardware Installation Guide
Installing the DC Power Supply
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