AT&T 3.0 Telephone User Manual


 
Index
T
Telephone problems
analog multiline, 3-4
Call Forwarding, 3-5 - 3-6
determining cause, 1-23
general, 3-1 - 3-4
MLX, 3-6 - 3-8
single line, 3-5
symptom list, 3-2
voice transmission, 3-4
wiring, 3-3 - 3-4
Test
automatic, 4-80 - 4-81
B-channel Loopback, 4-54 - 4-57
board controller, 4-50 - 4-53
CSU Loopback, 4-71 - 4-80
Toll fraud, 1-6
Top cover
Release 2.0 or earlier, 5-34 - 5-36
Release 2.1 or later, 5-30 - 5-33
Touch-tone receivers
calculating system requirements,
3-8 - 3-10
list of modules supplying, 3-10
required by VMS, 3-9 - 3-10
system requirements, 3-10
Transient errors, 2-4
Transient/permanent error thresholds,
2-2
Trunk
busy-out, 5-11 - 5-13
incoming, 5-4
maintenance-busy status, 5-7 - 5-9
manual correction of problems, 5-2 -
5-5
outgoing, 5-3
restoring, 5-16 - 5-17
symptom list, 5-2
testing automatically, 5-4
U
Unit loads, 1-27 - 1-28
Upgrade memory card, inserting, 4-62
V
Voice messaging, failure to transfer, 3-8
Voice transmission, 3-4
W
Warm start, 1-21
Wires, 4-59 - 4-60
Wiring problems, 3-3 - 3-4
Maintenance and Troubleshooting IN-5