Keysight E3632A, Service Manual

Page: 53 / 73

Calibration Procedures 1
Keysight E3632A Service Guide 55
430 PRINT TABXY(10,11)," Prepare for E3632A DAC DNL error correction and"
440 PRINT TABXY(10,12)," Voltage/OVP calibration. Connect the output to the
DMM."
450 PRINT TABXY(10,13)," Observe Polarity!"
460 PRINT
TABXY(10,14),"*********************************************************"
470 PRINT TABXY(10,16),"Press 'C' to Continue, 'I' to go to CURRENT
calibration or"
480 PRINT TABXY(10,17),"'X' to eXit, then press 'Enter'"
490 Ch$="C"
500 INPUT Ch$
510 IF Ch$="X" OR Ch$="x" THEN GOTO 2250
520 IF Ch$="I" OR Ch$="i" THEN
530 CLEAR SCREEN
540 GOTO 1460
550 END IF
560 CLEAR SCREEN
570 PRINT TABXY(10,7),"BEGIN DAC ERROR CORRECTION"
580 WAIT 4
590 CLEAR SCREEN
600 OUTPUT @Pwrsupply;"OUTP ON" ! Turn on Power Supply output
610 OUTPUT @Pwrsupply;"CAL:DAC:ERROR" ! Perform DAC DNL error correction
620 WAIT 29 ! Allow DAC error correction to finish
630 OUTPUT @Pwrsupply;"OUTPUT OFF" ! Turn off Power Supply output
640 OUTPUT @Pwrsupply;"SYST:ERR?"
650 ENTER @Pwrsupply;Error$
660 !
670 ! Check to see if there is an error. If there is an error,
680 ! display the error and exit the program.
690 !
700 CLEAR SCREEN
710 IF Error$="+0,""No error""" THEN
720 PRINT "DAC DNL Error Correction completed for Power Supply "
730 ELSE
740 PRINT "ERROR:";Error$;"DAC DNL Error not corrected "
750 BEEP
760 GOTO 2250
770 END IF
780 PRINT TABXY(10,5),"DAC DNL ERROR CORRECTION COMPLETE"
790 PRINT TABXY(10,7),"BEGIN VOLTAGE CALIBRATION"
800 WAIT 4
810 OUTPUT @Pwrsupply;"OUTPUT ON"
820 CLEAR SCREEN
830 OUTPUT @Pwrsupply;"CAL:VOLT:LEV MIN" ! set output to minimum cal value
840 WAIT 2 ! allow output to settle
850 OUTPUT @Dmm;"MEAS:VOLT:DC?" ! measure output with Dmm and
860 ENTER @Dmm;Dmm_rdg ! store in variable Dmm_rdg
870 PRINT Dmm_rdg
880 OUTPUT @Pwrsupply;"CAL:VOLT:DATA ";Dmm_rdg ! send stored value to Power
Supply
890 OUTPUT @Pwrsupply;"CAL:VOLT:LEV MID" ! set output to middle cal value
900 WAIT 2 ! allow output to settle
910 OUTPUT @Dmm;"MEAS:VOLT:DC?" ! measure output with Dmm and
920 ENTER @Dmm;Dmm_rdg ! store in variable Dmm_rdg
930 PRINT Dmm_rdg
940 OUTPUT @Pwrsupply;"CAL:VOLT:DATA ";Dmm_rdg ! send stored value to Power
Supply
950 OUTPUT @Pwrsupply;"CAL:VOLT:LEV MAX" ! set output to maximum cal value
960 WAIT 2 ! allow output to settle