R&S 4200 Series Operating Manual page 185

Troubleshooting
Code Message
0407 RX IF OVERLOAD
0408 RX DSP ERROR
0409 RX WD RESTART
0410 RX SYNTH UNLOCK
0411 RX TEMP WARNING
0412 RX TEMP ERROR
0414 RX USB CONNECT
Level Config
W – Input RF signal is too
strongor RF AGC
failure occurred.
E – Error in DSP.
W – Indication of restart
after the watchdog
timer expires.
E – Synthesizer unlocks.
W – Temperature on the RX
module is over the
warning limit (75 °C).
E – Temperature on the RX
module is over the error
limit (85 °C).
W W If this warning was
configured via the
service PC (see
chapter 3.3), you will
get a warning message
when the USB is
4.19
Note
Receive signal too
Check the antenna signal
(see chapter 3.4.7.4.2);
there may be strong
signals in the VHF range.
Disconnect the antenna
from the receiver and
check the signal level of
the antenna signal.
If the antenna signal is
less than +10 dBm, send
the radio to service.
Send the radio to service.
This may be a software
error. Please report it to
the service. Restart and
If this fails to eliminate
the fault, send the radio
Send the radio to service.
Check airflow of fans and
ambient temperature
(see chapter 5.2).
Clear the ventilation
If this fails to eliminate
the fault, send radio to
Send the radio to service.
connected.
R&S XU 4200
Action
strong.
observe.
to service.
opening.
service.
6166.5368.02.01