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Summit Family Switches Hardware Installation Guide
51
NOTE
For centralized DC power connection, this product is intended to be installed in a restricted access location (such as
a dedicated equipment room, equipment closet, or central office) in accordance with Articles 110-16, 110-17, and
110-18 of the National Electric Code, ANSI/NFPA 70.
Figure 38: Summit X450a-24xDC Switch Rear Panel
Summit X450a-48t Switch
The front panel of the Summit X450a-48t switch (Figure 39) includes:
● Forty-four fixed autosensing 10/100/1000 BASE-T ports (ports 1-44) that provide 44 Gbps of
high-density copper connectivity
● Four combination ports (ports 45-48) using RJ-45 connectors and SFPs to provide 4 Gbps of fiber or
copper connectivity
For more information about combination ports, see “Combination Ports and Failover” on page 16.
For information about SFPs, see the Extre me Ne two rks Plugg a ble Inte rfa c e Mo dule s Ins ta lla tio n G uide .
● LEDs to indicate port status and switch operating conditions.
For a description of the LEDs and their operation, see “Summit X450, X450a, and X450e Series
Switch LEDs” on page 58.
● Stack number indicator showing the position of this switch in a stacked configuration.
● Serial console port used to connect a terminal and perform local management.
Figure 39: Summit X450a-48t Switch Front Panel
-48 V
2.5 A Max
10 Gigabit
uplink option
Management port
10 Gigabit
stacking ports
DC power
socket
External power
supply connection
Grounding
lug
SH_032_X450a-24xd
c
STACK NO.
Stack 10G
MGMT
FAN
PSU-1
PSU-E
Band On = Link
Blinking = Activity
21
1
2
1
2
4365871091211 1413 1615 1817 2019 2221 2423 2625 2827 3029 3231 3433 3635 3837 4039 4241 4443 4645 4847 46X45X 48X47X
Shared Ports
SH_016C
Combination ports