TB 9-6625-2332-40
(2) Reset digitizing oscilloscope and cal the vertical gain.
(3) Press TI pushbuttons as listed in (a) through (j) below:
(a) CHANNEL A.
(b) Vhigh and enter 2.5 from data keyboard and press ENTER/Hz.
(c) Vlow and enter 0 from the data keyboard and press ENTER/Hz.
(d) Lead and enter .9 from data keyboard and press n/GHz.
(e) Trail and enter .9 from data keyboard and press n/GHz.
(f) Per and enter 10 from data keyboard and press n/GHz.
(g) Press PULSE WIDTH.
(h) Press CHANGE FORMAT to DUTY.
(i) Enter 50 from data keyboard and press ENTER/Hz.
DISABLE (model 9211 output module), to on (red light extinguished).
(j)
(4) Set digitizing oscilloscope channel 3 and trigger probe attenuation to 10.
(5) Setup digitizing oscilloscope to measure period.
(6) Verify that the digitizing oscilloscope indicates within the limits listed in table 8
for the Per setting.
(7) Set TI to the next Per listed in table 8.
(8) Repeat (5) and (6) above for the remaining Per settings listed in table 8.
Table 8. 9211 Period
Test instrument
Digitizing oscilloscope indications
DATA ENTRY
Per
Min
Max
10 nsec
9.75
nsec
10.25 nsec
100 nsec
99.3
nsec
100.7
nsec
sec
sec
1.005 sec
1
0.9948
sec
sec
sec
10
9.95
10.05
sec
sec
sec
100
99.5
100.5
1 msec
0.995
msec
1.005 msec
10 msec
9.95
msec
10.05 msec
100 msec
99.5
msec
100.5
msec
500 msec
497.5
msec
502.5
msec
(9) Press DISABLE pushbutton (model 9211 output module) to off (red light lit).
(10) Disconnect cable from TI 9211 module OUTPUT.
(11) Connect cable to TI 9215 module OUTPUT.
(12) Press TI pushbuttons as listed in (a) through (j) below:
(a) CHANNEL B.
(b) Vhigh and enter 5 from data keyboard and press ENTER/Hz.
(c) Vlow and enter 0 from the data keyboard and press ENTER/Hz.
10