Service manual

8510XF Network Analyzer Systems 7-47

Menus & Commands

Unsupported GPIB Commands

The table below lists GPIB commands that are supported by the standard

8510C ﬁrmware, but are not supported by the 8510XF ﬁrmware.

Sending these commands to the 8510XF will not cause a problem; the

system will ignore them. However, if you use a test program that was

developed for other 8510C test sets, be aware that the commands listed

below will have no effect.

Table 7-3 GPIB Commands Not Supported by 8510XF

COMMAND FUNCTION ACTIVE FUNCTION?

CONF Constant frequency value YES

COUC Couple channel 1 & 2 stimulus and

calibration sets

DEFA Multiple source default equation NO

DEFIRECV Multiple source deﬁne receiver equation NO

DEFISOUR1 Multiple source deﬁne RF source #1 NO

DEFISOUR2 Multiple source deﬁne LO source #2 NO

DETENORB Select the 10 KHz IF path and detectors NO

DETEWIDB Select the 3 MHz IF bandwidth path and

detectors

DUTC Set theduty cycle ofthe internally generated

trigger

YES

EDITMULS Edit multiple source equations NO

FLATON Enable ﬂatness correction calibration. NO

FLATOFF Turn off ﬂatness correction calibration. NO

FLAT? Queries status of ﬂatness correction

calibration.

LOCKA1 Select a1 as phaselock input for current

parameter

LOCKA2 Select a2 as phaselock input for current

parameter

LOCKNONE Do not attempt receiver phaselock NO

LOCSFAST Select fast system phaselock NO

LOCSNORM Select normal system phaselock NO