Removing a Summit X480 Series Switch
Summit Family Switches Hardware Installation Guide
389
Removing a Summit 450 W or 550 W DC Power Supply
Summit 450 W DC power supplies are used in Summit X480 series and X670 series switches. Summit
550 W DC power supplies are used only in Summit X670 series switches.
WARNING!
Be sure to disconnect all power cables before you disconnect the chassis ground wire.
CAUTION
The DC power supply may be hot to the touch; use thermal protective gloves when handling the power
supply during removal.
To remove a Summit 450 W or 550 W DC power supply:
1 De-energize the DC circuit.
2 Disconnect the DC power cables as follows:
a Pull 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 Loosen the screw that secures the ground wire to the terminal block.
b Slide the wire out from under the captive washer.
4 Push the latching tab to the right as you pull outward on the handle to disengage the power supply
internal connectors (see Figure 328).
Figure 328: Removing a 450 W or 550 W DC Power Supply
5 Carefully slide the power supply the rest of the way out of the switch.
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