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= Dual color LED
Figure 4-2.
Table 4-1.
BayStack 450 Switch LED Descriptions
Label
Type
Pwr
Power status
Status
System status
RPSU
RPSU status
CAS Up
Stack mode
302401-D Rev 00
450-12F Switch
BayStack
Cas
1
2
3
Pwr
Up
Status Dwn
RPSU Base
BayStack 450-12F
BayStack 450-12F LED Display Panel
Color
State
Green
On
Off
Green
On
Blinking A nonfatal error occurred during the self-test.
Off
Green
On
Off
Off
Green
On
Amber
On
4
5
6
7
8
9
10
Meaning
DC power is available to the switch's internal circuitry.
No AC power to switch or power supply failed.
Self-test passed successfully and switch is operational.
The switch failed the self-test.
The switch is connected to the HRPSU and can receive
power if needed.
The switch is not connected to the HRPSU or HRPSU is
not supplying power.
The switch is in standalone mode.
The switch is connected to the upstream unit's Cascade A
In connector.
The Cascade A Out connector (CAS Up) for this switch is
looped internally (wrapped to the secondary ring).
Troubleshooting
11
12
Link
F Dx
Activity
BS45071A
(continued)
4-3
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