style, type. See type style.
subnet mask. A binary value used to divide IP
networks into smaller sub-networks or subnets. This
mask is used to help determine whether IP packets
need to be forwarded to other subnets.
symbol set. See character set.
T
TCB. Task Control Block.
TD. Transmit Data.
TOF. Top Of Form.
TTL. Transistor-Transistor Logic.
type family. See typeface.
type size. See point.
type style. Refers to either the upright or italic
character style in a specific font family. Roman is
upright, italic is slanted.
typeface. A descriptive name or brand name that
identifies a particular design of type. Examples are
Courier, Helvetica, and Swiss. Also called type family.
typographic font. See font, proportional.
U
UPC. Universal Product Code.
USET. Abbreviation for User-defined Set. An IGP
command that creates custom character sets (except
OCR fonts) from existing characters stored in memory.
V
VFU. Abbreviation for vertical format unit.
W
warm start. An almost complete reset of the printer:
1. Data are cleared from all buffers.
2. All internal system variables are reset to default
(host set).
3. Selected power-up configuration is loaded.
weight.
See character weight.
write. To store data to memory (RAM) or to mass
storage (hard disk, floppy diskette, and so forth).
292 Infoprint 6500 User’s Manual