Enterasys B5K125-48 - Up Led; Down Led; UP LED Definitions; DOWN LED Definitions

Checking the LEDs
Enterasys B5 Gigabit Ethernet Switch Hardware Installation Guide 3-5
UP LED
TheSTACKUPLEDindicate sthestateoftheconnectiontotheswitchstackdownconnector,as
describedinTable 3‐3.
DOWN LED
TheSTACKDOWNLEDindicatesthestateoftheconnectiontotheswitchstackupconnector,as
describedinTable 3‐4.
Table 3-3 UP LED Definitions
Color State Recommended Action
Off No valid connection to switch stack down
connector.
1. Make sure the switch connected to the
stack down 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 stack
down connector.
None.
Blinking. Information is being transferred
through the high-speed stacking cable.
None.
Table 3-4 DOWN LED Definitions
Color State Recommended Action
Off No valid connection to switch stack up
connector.
1. Make sure the switch connected to the
stack up 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 stack up
connector.
None.
Blinking. Information is being transferred
through the high-speed stacking cable.
None.