The audio source for Music on Hold is selected from either a BGM number (1 to 8) or the built-in tone. BGM
can be either an external music source or a user
-supplied audio file. The following table shows which audio
sources can be assigned to which BGM numbers:
[BGM Number and the Music Source]
BGM No. Music Source
1
External music port 1 or user audio data
2
User audio data
3 User audio data
4 User audio data
5 User audio data
6 User audio data
7 User audio data
8 User audio data
For tenant users, each tenant can select one of the BGMs or the tone to use for Music on Hold.
Conditions
[General]
• Hardware Requirement: User-supplied music source
(when an external music source is assigned)
• Volume Control
It is possible to change the volume of an internal and/or external music source.
• For tenants, the type of call determines which tenant’s music source is used, as follows:
Type Music Source
Incoming Intercom Calls/Outgoing
Calls
Selected based on the tenant setting to which the
extension user belongs.
Incoming CO Line Calls
Selected based on the tenant setting of the distribution
method (DIL/DID).
• DSP Resource Usage
Music
on Hold playback requires a certain number of DSP resources. If all DSP resources are in use, this
operation cannot be performed. (® 5.1.18 DSP Resource Usage)
• Even if an external music source or a user-supplied audio file is selected for Music on Hold, an IP-PT or
SIP extension user who is put on hold by another extension will not hear the specified Music on Hold.
[User-supplied audio files]
• User-supplied audio files are uploaded via Web Maintenance Console. Audio files must meet the following
specifications:
– Format: WAV
– Size: 80 MB or less
– Length: 8 minutes or less
• Initially, a preinstalled audio file is set as the audio source for BGM 1. Through system programming, this
file can be removed or replaced like any other BGM audio file. However, if the PBX is reinitialized, this
preinstalled audio file is set to BGM 1 again.
• One-look Networking (® 14.1.4 One-look Network)
Document Version 2016-03 Feature Manual 235
13.1.4 Music on Hold
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