Fan and Accoustic Noise.............................................................................................................................130
Fan Speed and Temperature Variation ................................................................................................130
Power Options....................................................................................................................................................131
Mean Time Between Failures (MTBF)....................................................................................................132
CPU and Memory.............................................................................................................................................132
Standards and Environmental Data........................................................................................................133
Power Specifications......................................................................................................................................136
Standards and Environmental Data........................................................................................................137
Power Specifications......................................................................................................................................139
Fan and Acoustic Sound............................................................................................................................. 140
Standards and Environmental Data.......................................................................................................140
715 W AC Power Supplies Technical Specifications................................................................................144
1100 W AC Power Supplies Technical Specifications..............................................................................145
2000 W AC Power Supply Technical Specifications..............................................................................146
Power Cord Requirements for AC-Powered Switches and AC Power Supplies....................... 146
Console Connector Pinouts.................................................................................................................................147
Considerations Before Installing.......................................................................................................................150
General Safety Precautions.................................................................................................................................. 151
Maintenance Safety................................................................................................................................................. 152
Fiber Optic Ports and Optical Safety............................................................................................................. 152
GBIC, SFP (Mini-GBIC), QSFP+, XENPAK, and XFP Regulatory Compliance.................... 153
Cable Routing for LAN Systems....................................................................................................................... 153
Installing Power Supply Units and Connecting Power...........................................................................154
Selecting Power Supply Cords.......................................................................................................................... 155
Battery Notice............................................................................................................................................................155
Battery Warning - Taiwan.....................................................................................................................................155
EMC Warnings........................................................................................................................................................... 156
Table of Contents
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ExtremeSwitching 5520 Series Hardware Installation Guide