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Summit Family Switches Hardware Installation Guide
53
Figure 41: Summit X450a-48tDC Switch Front Panel
The rear panel of the Summit X450a-48tDC switch (Figure 40) includes:
● Slot for one of the following Summit option cards:
■ Summit XGM2-2xn option card, which allows you to add up to two 10-gigabit XENPAK modules
■ Summit XGM2-2xf option card, which allows you to add up to two 10-gigabit XFP modules
For information regarding these compatible Summit option cards, see “Summit XGM2-2xn Option
Card” on page 197 or “Summit XGM2-2xf Option Card” on page 198.
● Management port with associated LEDs
● Two high-performance stacking ports with associated LEDs
● Redundant power input connector for optional connection to the EPS-150DC External Power Module
(Model No. 10909). The connecting redundant power supply cable is shipped with the EPS-150DC
unit.
See “EPS-500 External Power Supply Unit” on page 76 for more information.
● DC power input socket
The power supply operates from -36 V DC to -72 V DC.
● Grounding lug
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 42: Summit X450a-48tDC Switch Rear Panel
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_016D
Stack number
indicator
Combination ports
-48 V
4.5 A Max
10 Gigabit
uplink option
Management port
10 Gigabit
stacking ports
DC power
socket
External power
supply connection
Grounding
lug
SH_034brear48t