To remove an installed 750 W DC power supply, follow these steps:
Caution
The DC power supply may be hot to the touch; use thermal protective
gloves when handling the power supply during removal.
- De-energize the DC circuit.
- Disconnect the DC power cables:
- Pull the cover off the terminal block.
- Loosen the screws that secure the cable terminals to
the terminal block.
- Slide the wires out from under the captive
washers.
Warning
Be sure to disconnect all power cables
before you disconnect the chassis ground wire.
-
Disconnect the ground wire as
follows:
-
Loosen the screw that
secures the ground wire to the terminal block.
-
Slide the wire out from
under the captive washer.
-
Push the latching tab toward the power supply handle and
pull outward on the handle to disengage the power supply internal connectors.
- Carefully slide the power supply the rest of the way out
of the switch.
-
If a replacement power supply
will not be installed, install a cover over the unoccupied power supply
bay.
Note
Unoccupied
power supply bays must always be covered to maintain proper system
ventilation and EMI levels.