Switching The Six-To-Eight Line Drive - IBM 1800 Operating Procedures Manual

17. Turn form advance knob until block, line or area on
which first line of print is to occur is just visible
above print position indicator (0).
18. Align desired print position to form with horizontal
prin t vernier.
19. Release paper brake, turn platen positioning control
fully counterclockwise, and raise print position
indicator.
20. Turn form advance knob backward ten line spaces
if in six-line drive, or 12 line spaces if in eight-line
drive.
21. Reset paper brake and platen positioning controls
to desired settings. Lower print position indicator.
22. Restore carriage tape to first printing line by
pressing CARRIAGE RESTORE.
23 . Set manual clutch to IN.
24. Close top cover on printer.
25. Position paper supply so forms feed straight up
into machine.
26. Press RESET and then START to place printer in
ready status.
27. When printing begins, attention is required behind
printer. The first forms must be adjusted in
stacker so they fold flatly.
SWITCHING THE SIX-TO-EIGHT LINE DRIVE
1. Raise top cover of printer to gain access to drive shift
controls.
2. Raise six-to-eight line drive cover (A).
3. Release tension lock release lever (B) by pressing
back on lever.
IBM 1443 Printer ·
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