Troubleshooting
R&S
®
NRPxxTWG
121
User Manual 1178.8371.02 ─ 04
10
Troubleshooting
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Problems during a Firmware Update
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10.1
Displaying Status Information
Status information is available in several ways.
Status LED of the R&S NRPxxTWG
The position of the status LED is indicated in
Chapter 4, "Power Sensor Tour"
The meaning of the different colors and blinking frequencies is explained in
10.2
Performing a Selftest
The selftest gives you detailed information that you can use for troubleshooting.
Do not apply a signal to the sensor while the selftest is running. If the selftest is carried
out with a signal being present, error messages can erroneously be output for the test
steps
Offset Voltages
and/or
Noise Voltages
.
Using remote control
.
For each test step, PASS or FAIL is listed.
10.3
Problems during a Firmware Update
The firmware update is described in
Solutions for potential problems that can occur when using the Firmware Update for
NRP Family, see
Firmware update was interrupted
If, for example, a power cut happened during the firmware update, problems can occur.
1. Perform the firmware update again. Sometimes, a further update fixes the prob-
lems.
Problems during a Firmware Update