3-8
SM 701730-01E
9.
For adjustment of the /100 range, enter the settings on the DL1720E/DL1740E/
DL1740EL oscilloscope and calibrator as follows.
DL1720E/DL1740E/DL1740EL
VERTICAL (for all channels)
V/div:
1 V/div
Position:
0 div
Probe:
1:1
HORIZONTAL
T/div:
10
µ
s/div
TRIGGER
Source:
Input channel
ACQ
Mode:
Box Average
DISPLAY
Format:
Single
Calibrator
Waveform:
Square wave
Frequency:
10 kHz
Amplitude:
6 V
P-P
10.
Adjust the variable capacitors CV102 and CV202 (refer to figure 3.5,
“Adjustment Point Location Diagram”) so that the top of the waveform becomes
flat as shown in figure 3.6, “Observed Waveform.” The waveform must fit within
±
0.1 div.
11.
For adjustment of the /200 range, enter the settings on the DL1720E/DL1740E/
DL1740EL oscilloscope and calibrator as follows.
DL1720E/DL1740E/DL1740EL
VERTICAL (for all channels)
V/div:
10 V/div
Position:
0 div
Probe:
1:1
HORIZONTAL
T/div:
10
µ
s/div
TRIGGER
Source:
Input channel
ACQ
Mode:
Box Average
DISPLAY
Format:
Single
Calibrator
Waveform:
Square wave
Frequency:
10 kHz
Amplitude:
60 V
P-P
12.
Adjust the variable capacitors CV103 and CV203 (refer to figure 3.5,
“Adjustment Point Location Diagram” ) so that the top of the waveform becomes
flat as shown in figure 3.6, “Observed Waveform.” The waveform must fit within
±
0.1 div.
3.5 Flatness Adjustment on the Analog Board
