Rohde & Schwarz SU 4200 - Page 107

Troubleshooting R&S SU 4200
4.5 6125.0226.12.01
Code Message Level Config Note Action
0103 MAIN FAN
WARNING
W N Rotation speed of main
fan is low.
Check airflow of fans
and clear the ventilation
opening.
Also check the internal
temperatures in the
radio (see chapter
3.4.7.4.3) to determine
whether operation can
be maintained for a
certain
time.
If this fails to eliminate
the fault, send radio to
service.
0104 MAIN FAN ERROR E – Main fan is not running
or is blocked.
Send radio to service.
0107 MMI WD Restart W – Indication of restart
after watch-dog timer
expires.
This maybe a software
error. Please report it to
the service. Radio will
be restarted
automatically.
0108
(VAR.03)
OCXO OVEN
WARNING
W – Indication of OCXO
oven alarm.
This message will
appear after booting. It
will disappear when the
OCXO reaches its
operating temperature
(approximately 10
minutes). If it is signaled
during operation and
does not disappear
again, it is
recommended to send
the radio to service.
0109 MODE IMPOSSIBLE W – Operation modes of
receiver module and
transmitter module do
not fit together or
mode setting failed.
Please retry to setup the
modes. If this fails to
eliminate the problem,
this might be a software
error. Please report it to
the service.
0201 PSU FAN WARNING W N Rotation speed of PSU
fan is low.
Check airflow of fans
and clear the ventilation
opening.
Also check the internal
PSU temperature (see
chapter
3.4.7.4.3) to
determine whether
operation can be
maintained for a certain
time.
If this fails to eliminate
the fault, send radio to
service.