Keysight Technologies N4373D, User Manual

Page: 46 / 176

Performance Quick Check
44
Keysight
N4373D Lightwave Component Analyzer, User’s Guide
• Optical input: input1 (“+7 dBm max”) or input 2
(“+17 dBm max”).
• User Calibration: None
• Forward RF Power: -1 dBm
14.Click , then to set the output power.
15 Press to start optical power meter application
16.Read the optical power from the power meter application.
The readout must be -1 dBm ± 0. 5dB
If the results differ from the expected
• Try cleaning the optical connections as described in
“Cleaning” on page 108.
• Switch the laser off and inspect all optical connectors with a
microscope.
• If the connectors on the N4373D Lightwave Component
Analyzer seem to be damaged contact
Keysight
for repair.
• If the connectors on the patchcord seem to be damaged
contact
Keysight
for replacements.
• With an external optical power meter, you can verify the
output power of the internal laser and the optical connection
on the transmitter side.
If the problem persists contact
Keysight
for support.