Pub. 42004-730D
ICS Page/Party
®
AC Plug-in Amplifiers
Page 5 of 21
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Figure 6. ICS Page/Party Amplifier—Open for Settings and Adjustments
Speaker Volume
Use the speaker volume potentiometer,
R91
, to adjust the signal level to the speaker from the page line.
•
There is no need to open the amplifier to make this adjustment.
•
The adjustment is accessible through a small hole in the bottom of the amplifier.
•
The default setting is 4 watts for an 8-ohm speaker and 2 watts for a 16-ohm speaker.
WARNING
—Maximum output power may exceed rated speaker wattage resulting in speaker
damage.
Speaker Mute
The amplifier can mute its connected speaker during page operation to eliminate feedback. To mute the
connected speaker:
1.
Remove the amplifier from the enclosure and place it on a stable surface.
2.
Open the amplifier (see the Open and Close the Amplifier section).
•
Jumper
P11
in the
EN
position (
default
), on the main PCBA, mutes the speaker during page
activation.
•
Jumper
P11
in the
DIS
position broadcasts to the speaker during paging.
