Tektronix 422 - Page 100

Performance Check/Calibration—Type 422 AC-DC
38. Check Low-Frequency Reject Opera- Page 5-28
tion
REQUIREMENT: Stable display with 0.2-division
display at 50 kilohertz; does not trigger with two-division
display at 50 hertz.
PERFORMANCE: Correct ------ ; incorrect -------
39. Check TriggeringtSlope Operation Page 5-29
REQUIREMENT: Stable triggering on correct slope of
trigger signal.
PERFORMANCE: Correct ___ ; incorrect ____
40. Check Triggeringt Level Control Range Page 5-29
REQUIREMENT: At least + and —10 volts.
PERFORMANCE: Correct
----- ; incorrect --------
41. Check Auto Recovery Time Page 5-29
REQUIREMENT: Stable display with 50-millisecond
markers; free-running display with 0.1-second markers.
PERFORMANCE: Correct------; incorrect -------
42. Check/Adjust Normal Timing (R512) Page 5-29
REQUIREMENT: Correct timing within 0.24 division at
0.5 ms/DIV over middle eight divisions of the display;
within 0.08 division over any two-division interval within
center eight divisions.
PERFORMANCE: W ithin ___ division over center eight
divisions; w ithin ------- divisions (worst case) over two-
division interval.
43. Check Sweep Length Page 5-30
REQUIREMENT: 10.4 to 12.1 divisions.
PERFORMANCE:-------divisions.
44. Check Magnified Timing Page 5-30
REQUIREMENT: Correct magnified timing within 0.4
division at 0.5 ms/DIV over center eight divisions of display
over total magnified sweep length; within 0.15 division over
any two-division interval within center eight divisions of
total magnified sweep length.
PERFORMANCE: W ithin ----- -division (worst case) over
center eight divisions; w ithin------division (worst case) over
two-division interval.
45. C heck/A djust Normal-Magnified Page 5-31
Registration (R535)
REQUIREMENT: Less than 0.2-division shift of marker
at center vertical line when X I0 MAG switch is pushed in.
PERFORMANCE: ------- division shift.
46. Check Variable Time/Division Control Page 5-31
Range
REQUIREMENT: Continuously variable between cali
brated TIME/DIV switch settings.
PERFORMANCE: Correct ----- ; incorrect ------ .
47. Adjust 5 Microsecond Timing (C440A) Page 5-32
REQUIREMENT: Correct timing within 0.24 division at
5 ms/DIV.
PERFORMANCE: Within ----- division.
48. Adjust 0.5 Microsecond Timing (C537) Page 5-32
REQUIREMENT: Correct timing within 0.24 division at
0.5 ms/ D IV .
PERFORMANCE: W ithin ------ division.
49. Adjust 0.5 Microsecond X10 Magnified Page 5-32
Timing (C511,C527)
REQUIREMENT: Correct magnified timing at start and
middle of total magnified sweep length with TIME/DIV
switch set to 0.5 ms.
PERFORMANCE: Correct ____ ; incorrect ____
50. Check Normal Sweep Timing Accuracy Page 5-33
REQUIREMENT: Correct timing within 0.24 division
over center eight divisions of display at each TIME/DIV
switch setting.
PERFORMANCE: Correct ------ ; incorrect (list excep
tions) ------------------------------------------------------------------------ .
51. Check Magnified Sweep Timing Accur- Page 5-33
acy
REQUIREMENT: Correct magnified timing within 0.4
division over center eight divisions of total magnified sweep
length at each TIME/DIV switch setting.
PERFORMANCE: Correct ___ ; incorrect (list excep
tions) ____________________________________________ .
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