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LEDs on the Optical SCC-II-SM
The following table describes the LEDs on the Optical SCC-II-SM:
LED
Power
Good
Failed
Redun
Sonet
ATM
Prot
Prim
ATM1
ATM2
10/100 Enet
1, 2, 3
296-1011-202 Rel. 5.0, Doc. Rev. 02.01
State
Off
On (green)
On (green)
Off
Flashing green
Off
On (red)
Off
On (green)
On (green)
On (red)
Off
On (red)
On (green)
Off
On (amber)
Off
On (green)
Off
On (green)
Off
On (green)
Off
On (green)
On (red)
Chassis Connections
Checking the LEDs
Meaning
Power off
Power on
Successful system boot: no errors
detected
No power: failure detected or on standby
Code loading during system boot
No power
Failure detected
No power or no redundancy
A working redundant configuration
Normal operating condition
Sonet/SDH alarm condition
Not initialized
Initialized, but not operational
Operational
Automatic protection switching is either not
configured, or if configured, the protected
link is inactive
Protected link is active
Automatic protection switching is not
configured, or if configured, primary link is
inactive
Primary link is active
Physical link connection not detected
Physical link connection detected
Physical link connection not detected
Physical link connection detected
No link present
Online: normal operating condition
Alarm condition
2-49
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