HP 8753E Programming And Command Reference Manual page 153

These 2 commands are used in frequency offset mode measurements.
These 4 commands select the S-parameter for the active channel:
1-146 HP-IB Programming and Command Reference Guide
Sets RF greater than LO.
Sets RF less than LO.
Selects a plot in the lower right quadrant.
Selects a plot in the upper right quadrant.
Resets display colors to the factory
default.
Presets the instrument. OPC-compatible.
During either a list frequency or limit
table edit, adds a new segment to the
table.
Selects whether sampler correction
is ON or OFF. SAMC<ON(OFF> and
are linked: when
one changes state, so does the other.
Completes the l-port calibration sequence.
OPC-compatible.
Completes the 2-port calibration sequence.
OPC-compatible.
Completes the transfer of error correction
coefficients back into the instrument.
OPC-compatible.