Installation Guide

3 = SFP ports 7 = SFP+ ports
4 = Stack number indicator
The rear panel of the Summit X440-48p-10G switch includes:
• Redundant power input connector for optional connection to the EPS-C2 External Power Module
The connecting redundant power supply cable is shipped with the power module. See Installing an
EPS-C2 Power Supply on page 380 for more information.
• AC power input socket.
The internal AC power supply operates from 100 VAC to 240 VAC.
Figure 66: Summit X440-48p-10G Switch Rear Panel
1 = AC power input connector
2 = Redundant power connector
Summit X440 Series Switch LEDs
The following sections describe the meanings of the LEDs on Summit X440 switches.
LEDs on the Summit X440 Series Switches
Table 17: Front Panel
Label or Type Color/State Meaning
MGT
(Management)
Fast blinking green (2
Hz)
Power-on self test (POST) in progress.
Steady green POST passed. System is booting image.
Slow blinking green
(1 Hz)
Normal operation
Blinking amber Switch diagnostics are running.
or
System is disabled. Post failed or system overheated.
O No external power is attached.
Summit X440 Series Switch LEDs Summit Switches
78 Summit Family Hardware Installation Guide