Extreme Networks 8520 Series Hardware Installation Manual page 4

Follow Applicable Industry Standards............................................................................................................30
Install the Switch....................................................................................................................................... 31
Safety Considerations for Installation............................................................................................................... 31
What You Will Need for the Installation......................................................................................................... 32
Attach the Switch to a Rack or Cabinet......................................................................................................... 32
Install Optional Components............................................................................................................................... 38
Install Internal Power Supplies............................................................................................................................ 38
Turn on the Extreme 9920....................................................................................................................................45
Connect Network Interface Cables...................................................................................................................46
Activate and Verify the Switch............................................................................................................... 47
Establish a Serial Connection ............................................................................................................................. 47
Configure the Switch for Use.............................................................................................................................. 48
Remove and Replace Components........................................................................................................50
Replace Internal Power Supplies....................................................................................................................... 50
Replace Fan Modules...............................................................................................................................................50
Remove the Device from the Rack.....................................................................................................................51
Monitor the Switch................................................................................................................................... 55
System Status LEDs................................................................................................................................................. 55
RJ-45 Management Port LEDs........................................................................................................................... 56
SFP+/SFP28 Port LEDs for the 8520-48Y....................................................................................................57
1G/10G RJ45 Port LEDs for the 8520-48XT................................................................................................. 57
QSFP28 Port LEDs.................................................................................................................................................... 57
750 W AC Power Supply LEDs...........................................................................................................................58
750 W DC Power Supply LEDs...........................................................................................................................58
Technical Specifications.......................................................................................................................... 60
Software Specifications........................................................................................................................................... 61
Weights and Physical Dimensions.....................................................................................................................62
Acoustic Specifications...........................................................................................................................................63
Fan Tray and Speed Variation..............................................................................................................................63
Power Consumption.................................................................................................................................................64
Power and Heat Dissipation................................................................................................................................. 68
Mean Time Between Failures............................................................................................................................... 68
CPU, Memory Specifications................................................................................................................................69
Standards...................................................................................................................................................................... 70
Environmental Data ................................................................................................................................................. 72
750 W Power Supplies Technical Specifications........................................................................................ 72
iv Extreme 8520 Series Hardware Installation Guide
Power Cord Requirements............................................................................................................................28
UPS (Uninterruptible Power Supply) Requirements....................................................................... 29
Four-Post Rack Mount....................................................................................................................................33
Two-Post Rack Mount.....................................................................................................................................36
Pluggable Transceiver Modules..................................................................................................................38
Optical Cables.....................................................................................................................................................38
Breakout cables................................................................................................................................................. 38
Install a 750 W Internal AC Power Supply............................................................................................39
Install a 750 W Internal DC Power Supply.............................................................................................41
8520-48Y..............................................................................................................................................................64
8520-48XT........................................................................................................................................................... 66
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