Tektronix 1740A/1750A 10S/DIV, 5. Gain Control, 6. Select Timing Reference

Operator’s Checkout Procedure

10S/DIV

Figure 2-6. Calibrator display.

5. Gain Control

There are three calibrated vertical gain settings available (X1, X5, and X10), as well as an independent variable gain control. Enter the GAIN menu and select X5. Note that X5 is outlined and the display is amplified. Select X10. Note that X10 is outlined and the display is amplified again.

Select variable gain and use the right bezel control to adjust the gain to the minimum and maximum settings.

Exit the GAIN menu, then enter it again. Note that the variable and X10 gain settings are restored. Exit the GAIN menu. Adjust the VERT POS control to place the signal on baseline.

6. Select Timing Reference

The factory preset selects a two-line sweep. Note that pressing the LINE/BUTTON button will cycle through four selections: one-line, two-line, one-field, and two-field sweeps. Return to the two-line sweep.

2-14 1740A/1750A Series Waveform/Vector Monitor User Manual