Extreme Networks Extreme 7520 Series Hardware Installation Manual page 5

Table of Contents
Monitor the Switch.....................................................................................................................78
System Status LEDs........................................................................................................................................................................78
RJ-45 Management Port LEDs..............................................................................................................................................79
SFP+/SFP28 Port LEDs for the 7520-48Y-8C.............................................................................................................. 80
1G/10G RJ45 Port LEDs for the 7520-48XT-6C............................................................................................................. 81
QSFP28 Port LEDs............................................................................................................................................................................81
800 W AC Power Supply LEDs...............................................................................................................................................82
800 W DC Power Supply LEDs..............................................................................................................................................82
Technical Specifications.......................................................................................................... 84
Software Specifications............................................................................................................................................................... 84
Weights and Physical Dimensions.....................................................................................................................................85
Acoustic Specifications................................................................................................................................................................ 87
Fan Tray and Speed Variation.................................................................................................................................................88
Power Consumption..................................................................................................................................................................... 88
Power and Heat Dissipation.................................................................................................................................................... 93
Mean Time Between Failures................................................................................................................................................. 93
CPU, Memory Specifications................................................................................................................................................... 93
Standards............................................................................................................................................................................................... 94
800 W Power Supplies Technical Specifications.....................................................................................................96
Power Cord Requirements for AC-Powered Switches and AC Power Supplies.............................98
Console Connector Pinouts..................................................................................................................................................... 99
Safety Information.................................................................................................................... 102
Considerations Before Installing........................................................................................................................................ 102
General Safety Precautions.....................................................................................................................................................103
Maintenance Safety..................................................................................................................................................................... 104
Fiber Optic Ports and Optical Safety..............................................................................................................................104
Cable Routing for LAN Systems..........................................................................................................................................105
Install Power Supply Units and Connect Power.................................................................................................... 105
Select Power Supply Cords.....................................................................................................................................................106
Battery Notice................................................................................................................................................................................... 107
Battery Warning - Taiwan........................................................................................................................................................ 107
Regulatory Information.......................................................................................................... 108
CE statement.....................................................................................................................................................................................108
EMC Warnings..................................................................................................................................................................................109
China and Taiwan: Restriction of Hazardous Substances (ROHS)...........................................................109
BSMI statement (Taiwan).........................................................................................................................................................109
Canadian requirements............................................................................................................................................................109
China CCC statement.................................................................................................................................................................. 110
Australia (RCM).................................................................................................................................................................................. 110
Federal Communications Commission (FCC) Notice.........................................................................................110
Germany statement....................................................................................................................................................................... 111
KCC statement (Republic of Korea)....................................................................................................................................111
Japan (VCCI Class A)....................................................................................................................................................................... 111
Remove the Switch from a Two-Post Rack........................................................................................................76
7520-48Y........................................................................................................................................................................................89
7520-48XT...................................................................................................................................................................................... 91
Environmental Standards............................................................................................................................................... 96
China CQC Warning...........................................................................................................................................................109
Extreme 7520 Hardware Installation Guide v