Installation Guide

Table 57: X670-G2 Front Panel LEDs
Label or Type Color/State Meaning
M (Management) Slow blinking green (1 Hz) Normal operation
Fast blinking green (2 Hz) Power-on self test (POST) in progress
or
Switch diagnostics are running
Steady green POST passed: system is booting image
Blinking amber System is disabled: POST failed or system
overheated
O No external power is attached
FAN
1, 2, 3, 4, 5
Steady green Normal operation.
Blinking amber Failure.
O No power.
P1, P2
(Power Supply)
Steady green Normal operation.
Steady amber Power is attached, but no power is on.
Blinking amber Power failure.
O No power is attached.
Ethernet Port 1-48 or 1-72 Steady green Link OK.
Blinking green Activity on the indicated port.
O No link or port disabled.
670-G2-48x-4q QSFP+
ports 40G mode (49, 53,
57, 61)
Steady blue Link OK
Blinking blue Activity on the indicated port
670-G2-48x-4q QSFP+
ports 10G mode (49-64)
Steady green Link OK
Blinking green Activity on the indicated port
Table 58: X670-G2 2-digit Stack Number Indicator
Label or Type Color/State Meaning
Left digit (1) Reserved for future use.
Right digit (1 – 8) Indicates the position of this switch in the SummitStack configuration.
Upper half blinking This switch is the stack master node.
Lower half blinking This switch is the stack backup node.
Lit steadily This switch is a standby node in the stack.
ExtremeSwitching X770 Series Switches
The X770 series switches have 32 front-panel Ethernet ports that can provide 40-gigabit Ethernet
connectivity using installable QSFP+ optical modules. The ports can operate in 40-gigabit mode, or
with appropriate optical modules can be partitioned into 10-gigabit data lanes. Both native stacking and
alternate stacking are supported using the front panel-ports.
Summit Switches
ExtremeSwitching X770 Series Switches
Summit Family Hardware Installation Guide 153