84
AC input voltage, 62
DC input voltage specifications, 62
input specifications, 62
power consumption specifications (non-PoE
switches), 63
power consumption specifications (-PoE switches),
63
RPS compatibility specifications, 62
power cord, 22
power LED (A5120 SI switches), 77
power specifications, 62
power supply
failure troubleshooting, 46
powering on switch, 32
power-on sequence, 32
preparing for installation, 1
procedure
changing startup mode, 35
conn12 VDC output RPS, 23
connecting –52 to –55 VDC output RPS, 24
connecting AC power cord, 22
connecting console cable, 29
displaying IRF configuration, 44
displaying IRF running status, 44
grounding switch through AC power cord, 21
grounding switch to buried grounding conductor,
20
grounding switch to grounding strip, 18
installing interface card, 25
installing the switch, 4
installing/removing dedicated CX4/SFP+ cable,
26
maintaining IRF configuration, 44
maintaining IRF running status, 44
power-on sequence, 32
rack mounting (A5120 EI switch front and rear
mounting brackets), 8
rack mounting (A5120 EI switch front brackets
only), 7
rack mounting (A5120 EI switch rack shelf), 8
rack mounting (A5120 SI switch), 15
removing interface card, 26
workbench mounting (A5120 SI switch), 17
rack
attaching mounting bracket to A5120 SI switch
chassis, 13
installing A5120 EI switch (19-inch rack), 5
installing A5120 SI switch (19-inch rack), 13
mounting procedure (A5120 EI switch front and
rear mounting brackets), 8
mounting procedure (A5120 EI switch front brackets
only), 7
mounting procedure (A5120 EI switch rack shelf), 8
mounting procedure (A5120 SI switch), 15
verifying switch installation (19-inch rack), 27
removing
dedicated CX4/SFP+ cable, 26
interface card, 26
interface card (A5120 EI switches only), 25
requirements
installation site, 2
rack-mounting, 3
RPS
+12 VDC output RPS, 23
–52 to –55 VDC output RPS, 24
RPS status LED (A5120 EI switches), 73
RPS status LED (A5120 SI switches), 77
safety
recommendations, 2
setting
IRF fabric, 37
switch configuration environment, 28
terminal parameters, 29