Cisco GS7000 Installation And Operation Manual page 70

Chapter 2 Theory of Operation
Alarm Name Major
High
Laser na
Enabled
Status [1]
[1] This alarm sets the unit to the safe state. In the safe state, the amplifier is turned
off causing the optical amplifier output to be disabled.
[2] This alarm tests for presence of +24V, -6V from the OIB.
[3] This alarm indicates the state of the internal voltages (+24V, +5.0V, Vref).
[4] See following for laser nominal set point temperature based on module
temperature.
[5] See next table for input power alarm values.
Input Power Alarm Parameters
The following tables define the input power alarm parameters for the EDFA.
(Gain-flattened) EDFA - Constant Gain Mode (Default)
Product Type Major
High
17.0 / 20.0 /21.0 45.0
dBm Low Gain
17.0 / 20.0 /21.0 45.0
dBm High Gain
(Gain-flattened) EDFA - Constant Power Mode
Product Type Major
High
17.0 / 20.0 /21.0 45.0
dBm
Low/High Gain
Broadcast EDFA - Constant Power Mode (Default)
Product Type Major
High
50
Minor Minor Major
High Low Low
na na na
Minor Minor Major
High Low Low
25.0 -8.0 -10.0
25.0 -13.0 -15.0
Minor Minor Major
High Low Low
25.0 0 -10.0
Minor Minor Major
High Low Low
Values Typical
Value
Ok na
Alarm
Values Typical
Value
Ok -7.0
Alarm
Ok -12.0
Alarm
Values Typical
Value
Ok 5.0
Alarm
Values Typical
Value
Hysteresis Units
na na
Hysteresis Units
0.1 dBm
0.1 dBm
Hysteresis Units
0.1 dBm
Hysteresis Units