Switch start up.................................................................................................................................................................34
Start up sequence..................................................................................................................................................... 35
After switch placement................................................................................................................................................... 35
Switch replacement.........................................................................................................................................................35
5 Power supplies............................................................................................................................................ 36
Components..................................................................................................................................................................... 36
PSU LEDs....................................................................................................................................................................37
AC or DC power supply installation................................................................................................................................37
AC or DC power supply replacement...................................................................................................................... 39
DC power supply to power source connection............................................................................................................ 39
6 Fans............................................................................................................................................................. 41
Components......................................................................................................................................................................41
Fan LEDs.....................................................................................................................................................................42
Fan module installation.................................................................................................................................................... 42
Fan module replacement...........................................................................................................................................43
7 Management ports.......................................................................................................................................45
RS-232 console port access...........................................................................................................................................45
MicroUSB-B console port access..................................................................................................................................46
USB storage mount......................................................................................................................................................... 47
Before you install an OS.................................................................................................................................................. 47
Grub bootloader example..........................................................................................................................................47
ONIE example.............................................................................................................................................................48
Check your switch........................................................................................................................................................... 48
ONIE service discovery................................................................................................................................................... 49
8 Specications..............................................................................................................................................50
Chassis physical design...................................................................................................................................................50
IEEE standards................................................................................................................................................................. 52
Agency compliance..........................................................................................................................................................52
USA Federal Communications Commission statement...............................................................................................52
European Union EMC directive conformance statement........................................................................................... 53
Japan VCCI compliance for class A equipment........................................................................................................... 53
Korean certication of compliance................................................................................................................................ 54
Safety standards and compliance agency certications.............................................................................................54
Electromagnetic compatibility .......................................................................................................................................55
Emissions.................................................................................................................................................................... 55
Immunity..................................................................................................................................................................... 55
Product recycling and disposal.......................................................................................................................................55
Waste electrical and electronic equipment (WEEE) directive for recovery, recycle and reuse of IT and
telecommunications products.................................................................................................................................. 56
9 Dell EMC support.........................................................................................................................................57
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