Keysight N4372E Lightwave Component Analyzer User’s Guide
45
Performance Quick Check
3
18 If you have option -301 and -022:
Connect the angled-angled optical patch cords (N4373-87906) to the
optical output of an external laser, with 1310 nm or 1550 nm
wavelength and known output power, and input of the LCA Optical
Receiver.
19 Press the [Macro/Local] utility button until the Macro 1 group is
highlighted and you see
.
20 Select the tools measurement tab and enter the wavelength of the
external laser for the receiver.
21 Press
to start optical power meter application.
22 Read the optical power from the power meter application.
The readout should be the power of the external laser ± 0. 5 dB.
If the results are not as expected
• Try cleaning the optical connectors as described in
• With the laser switched off, inspect all optical connectors with a
microscope.
•
If the connectors on the N4373E Lightwave Component Analyzer
seem to be damaged contact Keysight for repair.
•
If the connectors on the patch cord seem to be damaged contact
Keysight for replacements.
• Using an external optical power meter, you can verify that there is an
optical signal at the optical connection on the transmitter side.
If the problem persists, contact Keysight for support.
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