Performance Check Procedure-2225
Service
e. Move the test-signal cable from the w. Disconnect the test equipment from the
CH 1
OR
X input connector to the CH 2
OR
Y
input
instrument.
connector. Set the Vertical MODE switch to CH 2.
f. Repeat Part d.
g. SET:
SECIDIV
Horizontal MODE
0.05
ps
MAG
2. Check
LF
P-P
AUTO
Trigger
a. SET:
CH 1
VOLTSIDIV 0.1 V
SECIDIV
Horizontal MODE
Trigger MODE
h. Set the generator output to produce a Trigger SOURCE
50-MHz, one-division display. Trigger SLOPE
20 ms
X 1
P-P AUTO
CH
1
Positive
(I)
i. Repeat Part d.
b. Connect the low-frequency, sine-wave
generator output via a
50-fi cable and a 600-a
j.
M~~~
the test-signal cable
from
the
CH
2
x
termination to the CH 1
OR
X input connector.
input connector to the CH 1
OR
Y
input connector.
Set the VERTICAL MODE switch to CH 1.
c. Set the low-frequency generator output to
produce a 20-Hz, one-division display.
k. Repeat Part d.
d. CHECK-For stable triggering in both positive
and negative slopes.
~nsure-that-the
TRIG'D
light
I. Disconnect the test equipment from the
comes
on
when
triggered.
instrument.
m. SET:
CH 1 VOLTSIDIV
SECIDIV
Horizontal MODE
Trigger MODE
Trigger SOURCE
20
mV
0.2 ps
XI
P-P AUTO
EXT, EXT
n. Connect the leveled sine-wave generator out-
put via a
50-Cl BNC coaxial cable, a 50-il BNC ter-
mination, and a dual-input coupler to the CH 1
OR
X
input connector and EXT INPUT
OR
Z
input
connectors.
o. Set the generator to produce a four-division
(80
mV) horizontal display at an output frequency of
5
MHz.
p. Repeat Part d.
q. SET:
e. Disconnect the test equipment from the
instrument.
3.
Check External Trigger
Range
a. SET:
CH 1
VOLTSIDIV
0.5 V
SECIDIV
20 ps
Trigger COUPLING
AC
Trigger SLOPE
Positive
(I)
b. Connect the leveled sine-wave generator out-
put via a
504 BNC coaxial cable, a 50-Cl BNC
termination, and a dual-input coupler to the CH 1
OR
X and the EXT INPUT
OR
Z
input connectors.
c. Set the leveled sine-wave generator to pro-
duce a 50-kHz, five-division display.
d. Position the waveform equally about the
center horizontal graticule line.
CH 1
VOLTIDIV 50 mV
e. SET:
SECIDIV
0.05 ps Trigger MODE NORM
Horizontal MODE MAG
Trigger SOURCE EXT, EXT
u. Set the generator to produce a five-division
f.
CHECK-That the display is not triggered at
(250 mV) horizontal display at an output frequency
either extreme of rotation of the Trigger LEVEL
of 50 MHz. control.
v. Repeat Part
d.
g. Set the Trigger COUPLING switch to DC.
Scans
by
ARTEK
MEDL4
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