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Introduction
20
3
Laser switch
4
Optical Output
5
Optical Input 1
(low power)
6
Optical Input 2
(high power)
7
Port B
Keysight N4373D Lightwave Component Analyzer, User's Guide
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 eyesight!
Refer to "Laser Safety" on page 12
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
+17dBm (maximum safe average
input power).
This is the input to use if your
peak optical input power is
between +4dBm and +14dBm.
This input has reduced sensitivity.
This is the RF output from the
receiver of the optical test set.
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