Rohde & Schwarz SMW200A - Page 1177

Maintenance
R&S
®
SMW200A
1162User Manual 1175.6632.02 ─ 16
Remote command:
:CALibration<hw>:ALL:TEMP? on page 791
Information
Displays information to the current adjustment state.
Adjust I/Q Modulator Current Frequency
Starts the adjustment for the I/Q modulator for the currently set frequency and base-
band gain. The I/Q modulator is adjusted regarding carrier leakage, I/Q imbalance and
quadrature.
See also "To trigger the internal correction routine of the I/Q modulator " on page 425.
Remote command:
:CALibration<hw>:IQModulator:LOCal? on page 792
Adjust LO Level at Current Frequency
Adjusts the level of the oscillator signal to optimum, if an external LO signal is applied,
see To adjust the LO level to current frequency.
The function is enabled in the following cases:
●
An external "LO Coupling Mode" is selected.
●
"Out State" is on ("B On" or "On").
Note: If your test setup consists of several cascaded Rohde & Schwarz instruments,
always use an external oscillator signal and start the LO level adjustment with the first
instrument. Continue in the order up to the last.
Remote command:
:CALibration<hw>:LOSCillator:COUPling:LOCal? on page 793
Adjust External Frequency Converter
Calibrates the parameters of an externally connected R&S SZU IQ Upconverter.
The function is available when an R&S SZU is connected and activated.
Remote command:
:CALibration<hw>:FREQuency:CONVerter:EXTernal? on page 792
Continue Adjustment on Error
Continues the calibration even though an error was detected. By default adjustments
are aborted on error.
This function is password-protected. Unlock the protection level 1 to access it, see
"Protection Level/Password" on page 688.
Remote command:
:CALibration<hw>:CONTinueonerror on page 790
Log Debug Info
Activates logging of the internal adjustments.
To save the log file with the calibration report, use the Save Cal Data to File... function.
This function is password-protected. Unlock the protection level 1 to access it, see
"Protection Level/Password" on page 688.
Performing Maintenance Tasks