Replacing DC Power Supplies in Summit Family Switches
Replacing a Summit X650 DC Power Supply
In a redundant power configuration, you can replace one Summit X650 DC power supply without
powering down the switch.
You need the following tools and materials to replace a Summit X650 DC power supply:
#1 Phillips screwdriver
●
Torque screwdriver and wrench or torque driver with attachments for tightening screws and nuts
●
Thermal protective gloves (required for removal of a power supply)
●
WARNING!
Be sure to disconnect all power cables before you disconnect the chassis ground wire.
Removing the Power Supply
To remove an installed Summit X650 DC power supply:
1 De-energize the DC circuit.
2 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.
3 Disconnect the ground wire as follows:
a Remove the screw that secures the ground wire to the power supply.
b Move the wire away from the power supply.
4 Push the latching tab to the left as you pull outward on the handle to disengage the power supply
internal connectors (see
Figure 246: Removing a Summit X650 DC Power Supply
296
Figure
246).
SH_113
Summit Family Switches Hardware Installation Guide