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Installing a 300 W DC Power Supply

Before installing a Summit 300 W power supply (part no. 10933 or 10944):

  • Verify that the switch 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:

Caution

Caution

The handle on the power supply is not designed to be used to lift or carry the power supply or the switch to which it is attached.
  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.
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    Removing a Blank Panel
  3. Verify that the power supply is right side up.
    The power supply should be oriented as shown in Installing a Summit 300 W DC Power Supply (Back-to-Front Model 10933 Shown).
  4. Carefully slide the power supply all the way into the power supply bay.
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    Installing a Summit 300 W DC Power Supply (Back-to-Front Model 10933 Shown)
  5. Push the power supply in until the latch snaps into place.
    Caution

    Caution

    Do not slam the power supply into the switch.
  6. To install a second power supply, repeat the procedure.
  7. Connect the ground wire, following the steps in Connecting the Ground Wire to a 300 W DC Power Supply.
121248-05 Rev. AE