Compaq 5532 - Manual (Page 39)

Procedure
39
5. Locate the TOF indicator (3). It is the small tab located on both the
right and left tractor door.
6. Turn the vertical position knob (5) to align the top of the first print
line with the TOF indicator. For best print quality, it is recommended
the top-of-form be set at least 1/2 inch below the perforation (4).
3
5
4