Adjustment Procedure
1710J-Series Waveform Monitors
7–7
Front
R167
R168
U164
U172
–11.8 V
Test point
+11.8 V
Test point
A3 Main board
Figure 7–3: Segment of the Main board, showing the test points and adjustment
locations for the
±
11.8 V supplies
3. Connect the voltmeter active lead to the +11.8 V test point. See Figure 7–3.
4. Adjust R168 (+11.8 V ADJ) for +11.78 to +11.82 volts.
The components to adjust are A3R660 and A3R552
1. Display the CAL signal in the 2 LINE sweep.
2. Adjust R660 (Sweep Length) for one cycle of the calibrator signal per major
division over the center ten divisions.
3. Turn on the MAG.
4. Adjust R552 (1
m
s Cal) for one full cycle over the ten major divisions.
The component to adjust is A1R553.
1. Set REF to INT and select CH A input.
2 Line and 1
m
s Sweep
Calibration
0.2
m
s Sweep Calibration
Содержание 1710J Series
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