IBM 6400

1–9
Chapter 1. Introduction
Output Control
The printers have the following output control features:
• Six modes for printing text:
1) Near-Letter Quality (NLQ)
2) Near-Letter Quality Sans Serif
3) Data Processing (DP)
4) Draft
5) Optical Character Recognition Font A (OCR A)
6) Optical Character Recognition Font B (OCR B)
OCR A and OCR B support 120 and 180 PEL, with 120 PEL the default
value.
• Selectable forms length and width
• Character attribute specification:
1) Selectable pitch: normal, expanded, and compressed
2) Emphasized (shadow) printing
3) Automatic underlining and overscoring
4) Superscript and subscript printing
5) Double high and wide printing
• Resident multinational character sets
Graphics and Vertical Formatting
Several graphics and vertical formatting features are available:
• Three built-in graphics generators:
1) IBM Proprinter III XL bit-image graphics
2) Epson FX dot graphics mode
3) Printronix P-Series Plot
• Programmable electronic vertical formatting provides rapid vertical
paper movement to specified lines for printing repetitive and continuous
forms. You can use the following methods:
1) Vertical tabbing in Serial Matrix, Proprinter III XL, and Epson
FX emulation modes
2) Electronic Vertical Format Unit (EVFU) in P-Series
emulation mode