HP A5120 EI Series Installation Guide

81
console login password loss, 46
contacting HP, 49
cooling system specifications (-PoE switches), 64
CX4 cables, 68
data bits (parameter), 29
DC (+12 VDC output RPS), 23
DC(–52 to –55 VDC output RPS), 24
dedicated CX4/SFP+ cable
installation/removal, 26
documentation
conventions used, 50
website, 49
dust, 2
electrical
connecting +12 VDC output RPS, 23
connecting –52 to –55 VDC output RPS, 24
connecting AC power cord, 22
connecting console cable, 28, 29
connecting power cord, 22
grounding switch through AC power cord, 21
grounding switch to buried grounding conductor,
20
grounding switch to grounding strip, 18
grounding the switch, 18
powering on switch, 32
power-on sequence, 32
emulation (parameter), 29
fan
failure troubleshooting, 48
flow control (parameter), 29
FRUs and compatibility matrixes, 65
10 -GE SFP+ transceiver modules, 67
10 -GE XFP transceiver modules, 68
CX4 cables, 68
GE SFP transceiver modules, 66
Interface cards (A5120 EI switches only), 65
SFP transceiver modules and SFP Stacking Kit, 69
SFP/SFP+/XFP transceiver modules and SFP+/CX4
cables (A5120 EI switches only), 65
SFP+ cables, 67
GE SFP transceiver modules, 66
grounding
buried grounding conductor, 20
strip, 18
switch, 18
switch through AC power cord, 21
switch to buried grounding conductor, 20
switch to grounding strip, 18
through AC power cord, 21
hardware
10/100/1000 Base-T Ethernet port LED technical
specifications (A5120 EI switches), 75
10/100/1000 Base-T Ethernet port LED technical
specifications (A5120 SI switches), 77
10/100/1000 Base-T Ethernet port technical
specifications, 71
1000Base-X SFP port LED technical specifications
(A5120 SI switches), 79
A5120 EI switch 19-inch rack installation, 5
A5120 SI switch 19-inch rack installation, 13
AC input voltage specifications, 62
combo interface technical specifications, 72
connecting +12 VDC output RPS, 23
connecting –52 to –55 VDC output RPS, 24
connecting AC power cord, 22
connecting IRF physical ports, 44
console port technical specifications, 71
cooling system specifications (-PoE switches), 64
DC input voltage specifications, 62
dedicated CX4/SFP+ cable installation/removal,
26
grounding strip, 18, 20, 21

HP A5120 EI Series Specifications

General

Uplink Ports	4 x SFP
Stacking	No
Management	CLI, Web, SNMP
Routing Protocols	RIP, OSPF
Power Supply	AC
MAC Address Table Size	16K
Dimensions	440 x 430 x 44 mm
Operating Temperature	0°C to 45°C
Operating Humidity	10% to 90% non-condensing
Model	HP A5120-24G EI Switch (JG234A)
VLANs	4094