Philips PM32671 Service Manual page 73

100 mhz dual-channel oscilloscope
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STEP
INPUT VOLTAGE
10.3.
Dynamic range
to input
Sine-wave signal 2kHz,
and Y ampl.
ampl. 120mV to input A
!-Modulation
TTL compatible square-
wave signal to input
2-MOD X6
SETTINGS
-
Depress X DEFL of S2
-
A
Depress B of S1
-
horizontal deflection 5 div.
-
- Depress X DEFL of
Depress DC of S20
-
- Adjust amplitude of input signal
for
a
trace height of
- Increase the freq. of the input
signal to 100kHz
- Put A AMPLIDIV in 20mV
position
CAL X I
Horizontal deflection 20 div.
S2
A line under an angle of 45Owith respect
to the horizontal graticule line visible
6
div.
2kHz square-wave signal, ampl. 1.2Vp-p
short-circuit protected
Logic "1" is normal intensity
Logic "0" is blanked
I
MEASURING RESULT!
I

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