User Contributed                                           MET/CAL PROCEDURE
=============================================================================
INSTRUMENT:            SD1201 SRS Programmable Signal Processor Sub
DATE:                  07-Oct-97
AUTHOR:                User Contributed
REVISION:
ADJUSTMENT THRESHOLD:  70%
NUMBER OF TESTS:       3
NUMBER OF LINES:       59
CONFIGURATION:         Fluke 5700A
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 STEP    FSC    RANGE NOMINAL        TOLERANCE     MOD1        MOD2  3  4 CON
  1.001  HEAD         {* SRS 13405 Digitizer *}
  1.002  JMP          2.001
  1.003  EVAL
  2.001  DISP         On the UUT type CRTL C 2 times.
  2.002  DISP         Type @AD400 <RET>.
  2.003  DISP         For UNIT NUMBER enter 1.
  2.004  DISP         For CHANNEL NUMBER enter 2.
  2.005  DISP         For ANALYSIS RANGE enter 2000.
  2.006  DISP         For INPUT GAIN enter 0.
  2.007  DISP         For OUTPUT ATTENUATION enter 0.
  2.008  DISP         The UUT display will look as follows:
  2.008  DISP         UNIT 1
  2.008  DISP         CHANNEL 2
  2.008  DISP         FILTERS AT 2000
  2.008  DISP         INPUT GAIN = 0.00 dB
  2.008  DISP         OUTPUT ATTENUATION = 0.00 dB
  2.008  DISP         CURRENT  CURRENT  AVERAGE  AVERAGE  BLOCK  AVERAGE
  2.008  DISP         MIN(V)   MAX(V)   MIN(V)   MAX(V)  AVG(V)  PP (V)
  2.009  DISP         Remove the BNC cable from J21 and connect it to J30
  2.009  DISP         and J21 using a T connector.
  2.010  DISP         Remove the cable from J20 and place a short
  2.011  DISP         across the cable.
  2.012  OPBR         Does the BLOCK AVERAGE display indicate 0VDC ±1mV?
  2.013  JMPT         2.015
  2.014  DISP         Adjust R19 on the Digitizer card for 0 volts.
  2.014  DISP
  2.014  DISP         The Digitzer card is located in the SD450 Processor.
  2.014  DISP         Refer to drawing no. 21867500 (fig. 11) module
  2.014  DISP         assignment in the calibration manual for the location
  2.014  DISP         of the Digitizer card.
  2.015  DISP         Remove the short from cable J20 and connect the 5700
  2.015  DISP         to the cable J20.
  2.016  5700         3.53V                        1kH                  S  2W
  2.017  MEMI         Enter the reading from the AVERAGE PP display.
  2.018  MATH         mem1=10
  2.019  MEME
  2.020  MEMC         Vp-p           0.025U
#!          Test Tol 0.025, Sys Tol 0.00033475, TUR 74.683 (>= 4.00).
  3.001  DISP         Disconnect the 5700 from J20.
  3.002  DISP         Short J19 on the System Control Unit.
  3.003  OPBR         Does the BLOCK AVERAGE display indicate 0VDC ±1mV?
  3.004  JMPT         3.006
  3.005  DISP         Adjust A4R20 for 0 volts +/- 1mV.
  3.006  DISP         Reinstall BNC cable to J21 and remove the
  3.006  DISP         T connector at J30 and reinstall that BNC.
  3.007  DISP         Reinstall all BNC cables to their proper connector.
  3.008  END