Extreme Networks Summit 300-24 Hardware Installation Manual page 77

Figure 29: Summit 400-24p switch rear view
10 Gigabit
stacking ports
The rear panel includes:
• Two high-performance stacking ports.
These ports are used to interconnect the switches in a Summit switch stacked configuration. They
require a stacking cable that is available from Extreme Networks.
• Vents for the internal power supply fan.
• Connector for an optional external power supply.
• AC power socket.
The Summit 400-24 switch automatically adjusts to the supply voltage. The power supply operates
from 100 VAC to 240 VAC.
NOTE
The Summit 400-24 switch certification, safety label, and serial number are located on the bottom of the
switch.
Summit 400-24 Switch LEDs
The front panel has five types of LEDs:
• Management
The MGMT LED indicates the status of the switch.
• Fan
The FAN LED indicates the status of the cooling fans.
• Power
The Summit 400-24 switch comes with an internal power supply and can be connected to the
Extreme External Power Supply tray. The status of the internal power supply is indicated by the
PSU-I LED. The status of the external power supply is indicated by the PSU-E LED.
• 10/100/1000BASE-T port status
Each of the 24 copper 10/100/1000BASE-T ports on the Summit 400-24t switch has an associated
LED located above the port.
• Fiber port status
Each of the four optical fiber ports has an associated LED located to the left of the port.
Each stacking port on the back of the switch also has an associated LED.
Extreme Networks Consolidated "i" and "e" Series Hardware Installation Guide
Power socket
Summit 400 "e" Series Switches
External power
supply connection
ES4K034A
77