When the printer is switched on no vertical tab stops are set.
Example 10 REM vertical tabs
20 LPRINT CHR$(27);"C";CHR$(10);:REM set form length
30 LPRINT CHR$(27);"B";CHR$(0);:REM clear all vtabs
40 LPRINT CHR$(27);"B";CHR$(3);CHR$(5);CHR$(9);CHR$(0);
50 LPRINT CHR$(11);"this is the first vertical tab, line 3"
60 LPRINT CHR$(11);"this is the second vertical tab, line 5"
70 LPRINT CHR$(11);"this is the third vertical tab, line 9"
80 END
56 Print Positioning