Tektronix 1740A/1750A ALL, ALL 131, only), and, (1750A-Series, 9. Line Selection, Operator’s Checkout Procedure, Line select is available in the following display modes:

Operator’s Checkout Procedure

FLAT

LUM

CHROM

DIFF

R-Y

SCH R-Y

F+L

F+L+C

VECTOR PHASE

Figure 2-12. Two-Field SC/H R ---Y display (PAL), showing proper SCH phase.9. Line SelectionLine select is available in the following display modes:

WAVEFORM, VECTOR, SCH (1750A-Series only), and PIC-

TURE. Enter the LINE SELECT menu and turn the center bezel control until the readout displays ALL 131. In a two line display, line 131 appears on the left, followed by line 132.

Select 2 FIELD sweep and note the intensified line in each field. Select 15H and note that 15 lines are now intensified in each field (intensified portion appears wider). The readout is now ALL 131- - 145. See Figure 2-13.

2-20 1740A/1750A Series Waveform/Vector Monitor User Manual

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