
Post-Amplifier FTTP Parameters
4025561 Rev
265
Alarm Function
Major
Low
Threshold
Minor
Low
Threshold
Minor
High
Threshold
Major
High
Threshold
Hys-
teresis
Typical
Range/
Nom.
Value
ServiceB Service
mode B
na na na na na OK or
Fault [4]
Note:
[1] This alarm threshold value is relative to the nominal alarm value.
[2] This alarm sets the unit to the safe state, in which the optical input is disabled.
[3] The factory default is Fault, where the alarm values OK and Fault correspond
to the control values ON and OFF, respectively. The module must be user-
enabled following installation.
[4] The alarm values OK and Fault correspond to the control values OFF and
ON, respectively.
Post-Amplifier Control Parameters
Control Function
Possible
Values
Default
Enable Turns optical amplifier ON or OFF ON (1)
OFF (0)
OFF (0)
SetAtten Optical power attenuation 0 to 3 dB in
0.5 dB steps
0
Master When set to slave (0), will only start with
an external alarm signal
Master (1)
Slave (0)
Master (1)
ServiceA Reduces Output A optical power to +15
dBm for servicing
ON (1)
OFF (0)
OFF (0)
ServiceB Reduces Output B optical power to +15
dBm for servicing
ON (1)
OFF (0)
OFF (0)
Post-Amplifier Manufacturing Parameter Examples
24 x 17.65 dBm Module
Manufacturing Data Typical Values
Set in Manufacturing
(example value shown)
Module Name 1550 nm Post-Amp FTTP
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