AT&T MERLIN LEGEND Installation & Maintenance Manual page 345

Programming Procedures
Step
6. Continued
To program System
Access Shared button
To remove System
Access Ring, Voice,
Outgoing Only, or
Shared assignment
from button
To change current
assignment for System
Access Voice,
Originate Only, or
Shared button from
Voice to Ring
7. Exit
Analog Multiline Telephones with BIS and/or HFAI
Capability
Step
1. Display BIS/HFAl
extensions screen
PC
Console
Type ∗17 +
Dial ∗17 +
extension no. of extension no. of
principal principal
telephone
telephone
[nnnn] + button
[nnnn] + button
number of
number of
specific button
specific button
being shared being shared
[nn]
[ n n ]
Dial ∗21 Type ∗21
Dial ∗∗19 Type ∗∗19
F5
E x i t
Console PC
Extensions
B I S / H F A I
Telephones 4-103
F 6
F 8