L© Volts -1; Tracking Cursors Position Accuracy - Tektronix 2247A Operator's Manual

Performance Check Procedure
l- VOLTS >| Cursor Accuracy
Set:
CH 1 VOLTS/DIV O.1V
SEC/DIV 0.5 ms
Select CURSOR VOLTS menu, then select # VOLTS,
Set calibration generator to Std Ampl 0.5 V.
Tracking Cursors Position Accuracy
Press CLEAR DISPLAY twice.