Quick Start Guide: 7500N Series Modular Switches
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Appendix F
Maintenance and Field Replacement
This appendix describes the process for replacing switch components. You must ensure that at least
one of the secondary grounding pads located on the front panel of the chassis is connected to the data
center ground. While working on the switches, use grounded, anti-static wrist straps connected to one
of the attach points on the switch for grounding yourself and preventing ESD damage to the switch.
Note
Illustrations in this appendix are examples for a representative switch and component(s). Procedures
must be applied to component(s) supported by the specific device. You must use component(s) and
the appropriate slots for those component(s) when replacing or adding them.
F.1
Power Supplies
The switches support AC or DC Power supplies. The switches ship with a number of populated slots
depending on the switch model. Empty slots are covered with a blank. For adding a new power supply
in one of the available slots, remove the blank covering the slot before inserting a new power supply.The
following steps are required for ESD protection when adding or replacing power supplies.
Note
For the exact locations of power supplies for your device, refer to
.
Step 1
Ensure that the switch is grounded.
a Connect at least one of the secondary grounding pads located on the front panel of the
chassis to the data center ground as needed.
Step 2
Ground yourself using a connected, anti-static wrist strap.
a The anti-static ESD wrist strap must be connected to one of the attach points on the
switch.
Step 3
Remove the power supply to be replaced (
) in which the new power
supply is to be added.
F.1.1
Removing AC Power Supply
Perform the following steps to remove an AC power supply.
Step 1
Put on a grounded, anti-static ESD strap.
Step 2
Lift the retaining clip up and unplug the cable (if present).
