3Com 9400 manual Removing and Replacing the Power Supplies

Models: 9400

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44APPENDIX B: FIELD-REPLACEABLE UNITS

4Grasp the handle of the new power supply and gently slide it into the chassis.

5To seat the power supply, ensure that all connectors are aligned. Then push the power supply inward until the connectors engage and latch. The latch should slide up. You feel a slight resistance as the connectors engage.

CAUTION: If the resistance is too great, the connectors may not be aligned. Forcing the power supply inward could damage the connectors. If necessary, remove and reinsert the power supply, ensuring that the connectors are properly aligned.

6Tighten the captive screws that secure the power supply to the chassis.

7Plug the power cord into the system.

8Plug the other end of the power cord into the building’s power outlet.

If your system has two power supplies, be sure to plug in the second power supply. Leaving the second power supply unplugged causes the system diagnostics to generate a power supply error.

Figure 13 Removing and Replacing the Power Supplies

Power supply

Power supply latch

DC OK

!

Power receptacle

Page 44
Image 44
3Com 9400 manual Removing and Replacing the Power Supplies