Extreme Networks Extreme 7520 Series - Page 5

Remove the Switch from a Two-Post Rack........................................................................................................76
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 Specications.......................................................................................................... 84
Software Specications...............................................................................................................................................................84
Weights and Physical Dimensions.....................................................................................................................................85
Acoustic Specications................................................................................................................................................................87
Fan Tray and Speed Variation.................................................................................................................................................88
Power Consumption..................................................................................................................................................................... 88
7520-48Y........................................................................................................................................................................................89
7520-48XT...................................................................................................................................................................................... 91
Power and Heat Dissipation.................................................................................................................................................... 93
Mean Time Between Failures................................................................................................................................................. 93
CPU, Memory Specications................................................................................................................................................... 93
Standards............................................................................................................................................................................................... 94
Environmental Standards............................................................................................................................................... 96
800 W Power Supplies Technical Specications.....................................................................................................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 CQC Warning...........................................................................................................................................................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
Table of Contents
Extreme 7520 Hardware Installation Guide v