o. CHECK—Reading is either 59.5 ns to 60.5 ns or
69.5 ns to 70.5 ns.
6. Check Delta Time Accuracy
a. Press MEASURE button.
b. Select <MORE> ("8") from menu.
c. Select CONFIGURE ("5") from menu.
d.
Select RESOLUTION ("4") from menu.
e. Select 10 ps ("4") from menu.
f. Set the A AND B SEC/DIV to 1
MS
(knob out).
g.
Press A/B TRIG to access the B TRIGGER controls.
h. Press the lower Trigger MODE button to enter TRIG
AFT DLY mode.
i. Set the time-mark generator to produce 1-^s time
markers.
j.
Set the pulse generator to produce a positive
0.5-MS
pulse when externally triggered.
k. Press and release the At button until the Delta Time
readout appears.
I. Turn the A control to intensify the rising edge of the
second square wave.
m. Turn the A REF OR DLY POS control to intensify
the rising edge of the second square wave.
n. CHECK—That the averaged At reading is between
+ 0.00005 us and -0.00005 us.
o. Turn the A control to intensify the rising edge of the
eleventh square wave.
Performance Check—2465B/2467B Service
p. CHECK—Averaged At reading is between
8.99990
MS
and
9.0001
O^s.
q.
Set the A AND B SEC/DIV to 100 us (knob out).
r. Set the time-mark generator to produce 0.1-ms time
markers.
s. Set the pulse generator to produce a positive 50-/us
pulse when externally triggered.
t. Turn the A control to intensify the rising edge of the
eleventh square wave.
u.
Turn the A REF OR DLY POS control to intensify the
rising edge of the second square wave.
v. CHECK—Reading is between +899.996 MS and
+ 900.004
MS.
w. Press MEASURE button.
x. Select <MORE> ("8") from menu.
y. Select CONFIGURE ("5") from menu.
z. Select RESOLUTION ("4") from menu.
aa.
Select AUTO ("1") from menu.
7. Verify Delay-By-Events
a. Set the A SEC/DIV to 100
MS
(knob in).
b. Set the A Trigger SLOPE to - (minus).
c. Press the At button until the At display disappears.
d.
Press the MEASURE button.
e. Select <MORE> ("8") from menu.
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