Chapter 5: Installing Summit External Power Supplies; Safety - Extreme Networks Summit X450a-24tDC Hardware Installation Manual

5 Installing Summit External Power Supplies
This chapter describes how to install external power supplies with the Summit family switches. The
chapter includes the following sections:
Safety on page 95
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Installing an EPS-160 External Power Module (with EPS-T) on page 96
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Installing an EPS-LD External Power Supply on page 99
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Installing an EPS-500 External Power Supply Unit on page 102
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Installing an EPS-150DC External Power Module (with EPS-T2) on page 105
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Installing an EPS-600LS External Power Module on page 111
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Read the information in this chapter thoroughly before you attempt to install or remove an external
power supply.

Safety

Only trained service personnel should perform service to Extreme Networks switches and their
components. Trained service personnel have read all related installation manuals, have the technical
training and experience necessary to be aware of the hazards to which they are exposed in performing a
task, and are aware of measures to minimize the danger to themselves or other persons.
NOTE
See Appendix A, "Safety Information"
for additional information regarding regulatory compliance certifications.
CAUTION
Be sure that proper ESD controls are in use before switch maintenance is performed. This includes but is not
limited to wrist straps that are grounded to the switch chassis and earth grounds.
CAUTION
The EPS must be installed or removed only by trained service personnel in accordance with the installation
instructions. Before installing or removing any components of the system, or before carrying out any maintenance
procedures, you must read the safety information provided in
precautions can result in equipment damage or shock.
WARNING!
Always be sure that the DC circuit is de-energized before connecting or disconnecting the DC wiring harness at the
DC power socket on the rear of the EPS-150DC unit, and before connecting or disconnecting the redundant power
cord between the switch and the EPS-150DC unit.
Summit Family Switches Hardware Installation Guide
for additional safety information and
Appendix A
Appendix B, "Technical Specifications"
of this guide. Not following these
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