AT&T MERLIN LEGEND Release 3.0 Installation Manual page 600

Glossary
Supplemental Alert
Adapter
switchhook flash
synchronous data
transmission
system acceptance
test
System Access
buttons
system date and
time
system programming
System
Programming and
Maintenance
system renumbering
T
T1
GL–30 Maintenance and Troubleshooting
See SAA.
Momentary (320 ms to 1 second) on-hook signal used as a
control signal. May be directed either to the control unit or
to a host switch outside the system. Also called "Recall" or
"timed flash."
Method of transmitting a continuous digital data stream in
which the transmission of each binary bit is synchronized
with a master clock. See also asynchronous data
transmission.
Test of all trunks, telephones, data terminals, and features
after installation to ensure that they are working correctly.
See SA buttons.
Date and time that appear on MLX display telephones and
SMDR reports.
Programming of system functions and features that affect
most users, performed from an MLX-20L telephone or a
PC using SPM. See also extension programming and
centralized telephone programming.
See SPM.
Procedure used to change the numbers assigned to
telephones, adjuncts, calling groups, paging groups, park
zones. remote access, and lines/trunks.
Type of digital transmission facility that in North America
transmits at the DS1 rate of 1.544 Mbps.