R&S FSP Service Menu
1164.4556.82 2.1 E-1
2 Adjustment
T
he following chapter describes the adjustment of the reference sources as well as the software-
controlled adjustment of individual module data following module replacement.
The R&S FSP permits the following manual adjustments:
• Adjustment of the 10 MHz reference oscillator which determines the frequency accuracy of the
R&S FSP.
• Adjustment of the 128 MHz calibration source which determines the level accuracy of the R&S FSP.
The adjustment permits to maintain and restore the data integrity of the instrument.
Manual adjustments must be performed at an ambient temperature between +20 °C and +30 °C after
the instrument has warmed up.
After the adjustment and an internal total calibration has been performed, the R&S FSP is ready for use
and offers full data integrity.
Service Menu
The service functions for adjusting the boards are only useable after the entry of a password to prevent
impairment of instrument functionality by unintended data changes.
SETUP menu:
SERVICE
SELFTEST
ENTER
PASSWORD
INPUT
RF
INPUT
CAL
REFERENCE
FREQUENCY
CAL SIGNAL
POWER
SAVE
CHANGES
SELFTEST
RESULTS
The SERVICE softkey opens a submenu for selection of the
service function
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