2. Insert the end of one power cable wire all the way into the barrel of a spade terminal and crimp the
terminal securely to the wire.
Figure 182: Attaching a Spade Terminal to a Cable
3. Repeat step 2 for the other power cable wire and for the ground wire.
Installing a 450 W or 550 W DC Power Supply
Before installing a Summit 450 W or 550 W DC power supply:
• Verify that the switch rack or chassis has been grounded.
• Verify that the airflow direction for the power supply is the same as the airflow direction of the
installed fan modules in the switch.
To install the power supply, follow these steps:
1. Attach an ESD-preventive wrist strap to your bare wrist and connect the metal end to an
appropriate ground point on the rack.
2. If necessary, remove a blank panel from the rear of the switch.
Figure 183: Removing a Blank Panel
3. Verify that the power supply is right side up.
The power supply should be oriented as shown in Figure 184.
Install a 450 W or 550 W Internal DC Power Supply
Installing Your Extreme Networks Switch
236 ExtremeSwitching Hardware Installation Guide
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