ASL INTERCOM VAR4 Operation Manual page 151

Figure 8 Sequence of Events for Paging Microphone Chime Overriding a Background Music
MUSIC AUDIO
MUSIC
FADE UP=T1
FADE DOWN= T2
ON
MICROPHONE
PTT
OFF
MICROPHONE
FADE UP=T3
FADE DOWN= T4
ON
MICROPHONE
SPEAK-NOW LED
OFF
In order to configure the fade up and down times proceed as follows.
1. Select Configuration System Router Inputs Music/Mute Music A/B.
From V4.1.0470 or later:
Configuration System Router Inputs Misc Music Music A/B
2. Move to, and select the Fade menu item.
Pri Class [Fade]
3. Move to, and scroll the possible fade up times until the required value is displayed in the left field:
[Up=00] Down=00
Default value: '00'
Possible values: 00 to 50. This value is the fade up time in tenths of a second, so divide by ten for the
fade up time in seconds.
Note: A slow fade-up is desirable for background music.
4. Move to, and scroll the possible fade down times until the required value is displayed in the right field:
Up=00 [Down=00]
Default value: '00'
Possible values: 00 to 50. This value is the fade down time in tenths of a second, so divide by ten for
the fade down time in seconds.
5. Save the changes by pressing the SELECT key, or cancel by pressing the BACK key.
VAR4 / VAR12 / VAR20 - Operation Manual
T4
CHIME AUDIO
O/pGains
Is sue: 03 complete, approved
Page 151 of 308
T3
MIC AUDIO
T1
MUSIC AUDIO
T4