Canon C70 - Manual (Page 402)

G-14 Glossary
Transaction number
A unique number assigned to each document sent (TX NO.) or each fax
received (RX NO.) by the MultiPASS C70 and used to identify that
particular fax.
Transmit
See Sending.
TTI
Transmit Terminal ID. See Sender ID.
TWAIN
An industry standard that allows you to input image data directly from
a scanner or other input device. Because your MultiPASS C70 supports
TWAIN, you can use the scanning features of the MultiPASS C70 with
any Windows
® application that also supports TWAIN.
TX
See Sending.
U
UHQ ™ (Ultra High Quality)
An exclusive Canon digital image processing system that incorporates
64 shades of grey along with a special edge enhancement feature which
ensures that text and photos are transmitted with ultimate clarity.