Specifications

588 Appendix D
Table of corresponding 4291B vs. E4991A GPIB commands
Table of Corresponding GPIB Commands
DIAGnostics subsystem:
DISPlay subsystem:
Returns the number of the limit test fail points. DATA:POIN? LFA None
However, it is possible to specify a
marker to read pass/fail by using the
following commands.
CALC{1-5}:MARK{1-8}:FUNC:DO
M:LIM:RES? on page 317
CALC{1-5}:MARK:REF:FUNC:DO
M:LIM:RES? on page 331
4291B feature 4291B GPIB command E4991A GPIB command
4291B feature 4291B GPIB command E4991A GPIB command
Queries whether the external reference signal is
connected to the external reference input on the rear
panel.
DIAG:EREF:STAT? SYST:EXTR? on page 518
Returns the model number and the firmware version. DIAG:FREV? *IDN? on page 281
Returns the power-on test result. DIAG:INIT:RES? None
4291B feature 4291B GPIB command E4991A GPIB command
Blanks the frequency notation for security purposes. DISP:ANN:FREQ None
Sets backlighting of the LCD ON or OFF. DISP:BACK DISP:BACK on page 354
Sets the display intensity as a percent of the brightest
setting.
DISP:BRIG None
Resets the color being modified to the default color. DISP:CMP:COL:DEF
Changes color of the display element. DISP:CMP:CLO{1-14}:HSL
Sets all the color settings back to the default values. DISP:CMP:DEF
Recalls the previously saved color settings from the
non-volatile memory.
DISP:CMP:LOAD
Saves the current color setting to the non-volatile
memory.
DISP:CMP:STOR
Sets the background intensity of the display as a percent
of the white level.
DISP:CONT
Selects the display allocation mode. DISP:ALL None (Split display of the measurement
display and macro display is not
possible.)
Sets the full-screen or split display when in the dual
channel mode.
DISP:FORM None (No concept of channel.)
However, when a scalar trace is
displayed, it is possible to switch
between split windows and overlay
windows using the following command.
DISP:FORM on page 355
Sets the I-BASIC graphic function ON or OFF. DISP:GRAP:STAT None (I-BASIC not loaded)
Erases all labels. DISP:TEXT{11-30}:CLE None (Cannot delete all trace titles at
once.)
Selects the color of the specified label. DISP:TEXT{11-30}:COL None