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Keysight N4373E Lightwave Component Analyzer Setup Guide
1
Power switch
2
Port A
3
Laser switch
4
Optical Output
5
Optical Input 1
(low power)
6
Optical Input 2
(high power)
7
Port B
Turns on the optical test set.
To turn on the PNA, press the PNA's power key.
Caution: Be sure you do not exceed the RF
power values and DC levels noted on the front
panel of the instrument.
This is the input port of the optical test set. It is
used to connect the optical test set to the PNA.
Press the switch to turn the laser on (LED on),
and off (LED off).
The laser can also be switched on and off from
the LCA Measurement Setup Macro (in the LCA
System Settings menu), or remotely.
This switch overrides other.
Pressing this switch during a measurement will
invalidate your results.
Warning: Laser Radiation can damage your
Laser Safety
eyesight! Refer to
for safety instructions.
This is the output of the optical transmitter of
the lightwave component analyzer.
Caution: Do not apply more than +7 dBm
(maximum safe average input power).
This input is the standard optical input to the
optical test set for optical powers up to +4 dBm.
Caution: Do not apply more than
+17 dBm (maximum safe average input power).
This is the input to use if your peak optical input
power is between +4 dBm and +14 dBm.
This input has reduced sensitivity.
Output port of the optical test set. It is used to
connect the optical test set to the PNA.
Introduction
1
on page -10
15
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