GOS-6112 OSCILLOSCOPE
USER MANUAL
37
5-4.Function Check
When you start to check the operation of your oscilloscope, proceed the
following instruction:
1.
Install the ×10 probes onto CH1 and CH2 inputs.
2.
Connect the probe tips to the CAL test point of the oscilloscope.
3.
Set the oscilloscope controls to display both channels:
VERTICAL: VOLTS/DIV 1V
COUPLING
DC
ALT/CHOP/ADD
CHOP
HORIZONTAL: MODE
MTB
TIME/DIV
0.5ms
TRIGGER: MODE
ATO
SOURCE
CH1 or CH2
COUPLING
AC
SLOPE
The figure 5-3 below illustrates a satisfactory display. The waveform
should be approximately 2Vp-p at a frequency of 1kHz that confirms
the vertical and horizontal deflection function of the oscilloscope.
Figure 5-3 Display 1
GOS-6112 OSCILLOSCOPE
USER MANUAL
38
4.
Set both CH1 and CH2 COUPLING to GND.
5.
Use the CH1 and CH2 POSITION controls to align both traces on the
center graticule.
6.
Open the CH2 INV by pressing and holding the pushbutton.
7.
Set to the ADD mode by pressing the ALT/CHOP/ADD pushbutton
briefly.
8.
Set both CH1 and CH2 COUPLING to DC.
9.
The figure 5-4 below shows a satisfactory display. The display will
show a flat trace located on the center gracticule that confirms the
channel balance and ADD offset function.
Figure 5-4 Display 2
10. Set to the CHOP mode by pressing the ALT/CHOP/ADD pushbutton
briefly.
11. Turn off the CH2 INV by pressing and holding the pushbutton.
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