4-4 Troubleshooting
Figure 4-3 LANVIEW LEDs
LED Color State Recommended Action
CPU Off Power disconnected. If the LED remains off after connecting AC
power or DC power from an RPS, check
the following:
1. Make sure there is power at the
power source (AC source and RPS if
applicable).
2. Replace the power cord with a known
good one or check the continuity of
the power cord.
3. If the switch still does not power up,
the system may have a fatal error.
Contact Enterasys Networks for
technical support.
Red Solid. Boot-up failed. If the LED remains red for several
minutes, the system may have a fatal
error. Contact Enterasys Networks for
technical support.
Amber Solid. Diagnostics are running. If the LED remains amber for more than
several minutes, contact
Enterasys Networks for technical support.
Blinking. Code image is being downloaded. None.
Green Solid. System is fully functional. None.
Blinking. Boot-up in process. None.
DOWN Off No valid connection to switch stackup connector. 1. Make sure the switch connected to
the stackup connector is powered on.
2. Replace cable with a known good
one.
3. If the problem still exists, contact
Enterasys Networks for technical
support.
Green Solid. Valid connection to switch stackup
connector.
Blinking. Information is being transferred via the
high-speed stacking cable.
None.
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