Isdn - Msn/Sub-Addressing(N/A); Isdn Supplementary Service; Isdn - Call Hold / Retrieve - LG LDK-24 Programming Manual

Programming Manual for Digital Key Telephone System
300 & LDK-100

ISDN - MSN/SUB-ADDRESSING(N/A)

ISDN Supplementary Service

Description
ISDN supplementary services are provided by
PX system. So, these features depend on PX
and user should be subscribed to PX specific
service to use this feature.
provided by the ISDN PX not mentioned in this
document is nation dependent.
ITEM
Call Barring Code
CFU Activation Code [FLASH] + 22
CFU Deactivation
Code
Memo Tel Normal
Deactivation Code
Memo Tel Normal
Activation Code
Memo Tel Timer
Code
Memo Tel Activation
2)
only LNR
Memo Tel
Interrogation of
service status
Memo Tel
Interrogation of
3)
MSRS
Attendant Override
Note 1) Flexible button program available.
Note 2) LNR : Idle No Answer
Note 3) MSRS : Message Storage and Retrieve
System.
ISDN – CALL HOLD / RETRIEVE
Description
This feature allows the user to make another
call without using other channel. When the
Further service
Feature REMARK
Code
[FLASH] + 20 National
1)
only, B
[FLASH] + 23
[FLASH] + 24
[FLASH] + 25
[FLASH] + 26
[FLASH] + 27
[FLASH] + 28
[FLASH] + 29
[TRANS/PGM Attendant
]+86 Only,
Only
HOLD supplementary
communication on a B-channel is interrupted
and the B-channel is released. The network
reserves the B-channel used by the user for
subsequent reuse. With this feature, ISDN-
Broker Call and Call Waiting are available.
Operation
1. To hold the current call;
(1) Press
conversation.
(2) Press the [HOLD] key. Or
(1) Press programmed {SUPP HOLD}
button.
2. To make a new call by using the same
channel
(1) Press the [FLASH] key.
(2) Press the {CO} key. Or
(1) Dial CO Access Code 9.
3. To retrieve
conversation;
(1) Press the [HOLD] key.
current call goes on hold and the held
call is retrieved.
4. To retrieve the held call after hanging up
the current conversation;
(1) Press the {CO} key that is flashing
with 480 IPM.
1)
B
Admin Programming
n
ISDN Attribute(PGM200)
Condition
1. Both keypad
protocol are implemented.
2. [FLASH]
programmed {SUPP HOLD} are needed
for this feature.
be made by Code [TRANS/PGM] *75#.
1-12
CO Line Features
service is
the [FLASH] key
the held call
protocol and
and [HOLD] keys
{SUPP HOLD} key can
LDK-
invoked,
during
during
Then
functional
or pre-