Replacing A Summit X650 Dc Power Supply; Removing The Psu - Extreme Networks Summit X150 Series Installation Manual

Figure 118: Connecting the AC Power Cord
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9 Connect the other end of the power cord to a grounded AC power outlet.
WARNING!
Always be sure that the source outlet is properly grounded before plugging the AC power cord into the AC PSU.

Replacing a Summit X650 DC Power Supply

In a redundant power configuration, you can replace one Summit X650 DC PSU without powering
down the switch.
You need the following tools and materials to replace a Summit X650 DC PSU:
#1 Phillips screwdriver
●
Torque screwdriver and wrench or torque driver with attachments for tightening screws and nuts
●
ESD-preventive wrist strap
●
Thermal protective gloves (required for removal of a PSU)
●
WARNING!
Be sure to disconnect all power cables before you disconnect the chassis ground wire.

Removing the PSU

To remove an installed Summit X650 DC PSU:
1 De-energize the DC circuit.
2 Attach an ESD-preventive wrist strap to your bare wrist and connect the metal end to an appropriate
ground point on the rack.
3 Disconnect the DC power cables as follows:
a Slide the cover off the terminal block.
b Loosen the screws that secure the cable terminals to the terminal block.
c Slide the wires out from under the captive washers.
ExtremeXOS Summit Family Switches Hardware Installation Guide
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