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Chapter 4: Ports and Indicators
4.4 Indicators
This section covers LED indicators for the SSE-G3748 series Ethernet switches.
These LEDs are listed in the tables below.
Front Panel LED - System
LED Indicator Color Status R/W (SW) Description
System Status
Green
Blinking
R/W
Switch is powering up.
Solid on Switch is operating normally.
Red On Switch is in a failed state.
Blue On Switch locator function is enabled.
Fan
Green On
R/W
Fan is operating normally.
Red On Fan is missing or has failed.
PSU1 & PSU2
Green On
R/W
Power supply is operating normally.
Red On Power supply has no power or has failed.
MGMT Port
(Left LED)
Amber On
R
100Mbps Link
Green On 1000Mbps Link
O O Link in 10Mbps or no link.
MGMT Port
(Right LED)
Green
On
R
Link
Blinking Activity
O No link
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