Chapter 5. Key Telephone Features
Considerations
•
If a new code is programmed into a key, the previously programmed code is erased.
•
FF keys assigned as CO lines must be cleared using system programming before new FF
assignments can be made.
•
The System can be programmed so that MCO 1 Trunk Access calls automatically use Automatic
Route Selection (ARS).
•
The ANSWER key functions as listed in the table below.
Status
Idle
Off-Hook
Note: When the extension has 1 non-appearing CO on hold and 1 non-appearing CO at talk,
ANSWER key operation is ignored and you can't put the 2nd non-appearing CO on hold.
•
The RELEASE key functions as listed in the table below.
Status
Idle
Monitor ON
(speaker) or Headset
Mode
Handset Off-Hook
Table 18. Feature access codes for FF key assignments
Feature Description
CO Trunk Key
MCO Key
Virtual Port Key
BLF/DSS Outgoing
BLF/DSS Immediate Ring
BLF Delayed Ring
166
Condition
No incoming ring
Incoming ring
Off-hook signaling
No off-hook signaling
Condition
--
Several held calls
No held calls
Several held calls
No held calls
Fixed Feature Code
+ (additional digits to program into
key)
# + (Trunk 1-576)
1 + (Auto-Select Pattern 1-5;
MCO-Incoming Trk Grp 00-99)
∗9 + (Virtual Port 001-576)
9 + (Extension 0-9999)
81 + (Extension 0-9999)
82 + (Extension 0-9999)
DBS 576 (USA), issued January 1999
Operation when ANSWER key is pressed
Ignore.
Monitor ON (speaker) - Auto Answer for incom-
ing ring.
Answer for off-hook signaling. Current conver-
sation will be put on hold automatically.
Ignore.
Operation when RELEASE key is pressed
Ignore.
Latest held call will be transferred; phone returns
to idle status (Monitor OFF).
Current call (talk) will be released; phone returns
to idle status (Monitor OFF).
Latest held call will be transferred; phone gets
internal dial tone.
Current call (talk) will be released; phone gets
internal dial tone.
Default Flexible
Feature Code
(if not listed, must use
Fixed Feature Code)
Section 700 - Operation
576-20-700