Chapter 5 Operating
2104.6536.72 - 5.2 - E-1
1.2 Local Operation (via Display and Keyboard)
1.2.1 System Overview
Fig. 2 Possible error indications on the display of the R&S SX801 (front panel)
1) Display indicating which input is active
2) TV standard
3) Status of active input
4) Status of reference input
5) Sum warning display
6) Sum fault display
7) Muting display
8) Display indicating new logbook entries
9) Transmit frequency
10) Forward (F) and reverse (R) power
11) Display indicating whether transmitter is delivering power
Note In the system overview, the TV standard and transmitter name are displayed in alternation.
Status displays in system overview
Status Message Meaning
Active input Ok Valid signal is present at the active input
W Signal at the active input is invalid or not detected
F Signal at the active input is faulty
Reference input - OFF - External reference frequency is present and OK
ā or ā
External reference frequency is not present but it is also
not needed
Re External reference frequency is disrupted and the fail
delay time set in the Reference menu has expired
Sum warning W One or more warnings are active
Sum fault F One or more faults have occurred
Muting display M RF output signal disabled by signal processing; the RF
PRESENT LED also does not light up for RF ON
Logbook entries LoG New entries have been made in the logbook since the
logbook was last opened
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