Installation & adjustments, Opening the station, Installing the vlc pcba – GAI-Tronics ICS Zone 2/22 Weatherproof Page/Party Station User Manual
Page 19: Audio alignment, Remote output switching (available with rtu only), Attaching the front panel
Pub. 42004-734L2D
ICS Zone 2/22 Weatherproof Page/Party
®
Station
Page 17 of 33
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Installation and Adjustments
Opening the Station
Remove the four screws from the front panel and turn it to the right so that the interior surface faces you.
Allow the wiring and ribbon cables to remain connected. This configuration presents the easiest access
for troubleshooting and setting adjustments.
Installing the VLC PCBA
Remove power from the station.
Remove all jumpers on the Main PCBA P4 connector.
Align the VLC PCBA with four mounting holes to the right of the Main PCBA board. Secure the VLC
PCBA with the four screws provided. Install the provided 34-pin ribbon cable from P4 of Main PCBA to
P4 of VLC PCBA.
Reapply power to the station.
Audio Alignment
To set the normal speaker output level, set DIP switch SW2-1 to the “off” position. Set SW2-2 to the
“on” position to enable a reference test tone. Adjust R91 on the Main PCBA to the desired audio level.
To mute the audio, turn R91 fully counterclockwise.
N
OTE
: If LED2 on the VLC PCBA is on, indicating the system VLC tone is present, this adjustment
cannot be made.
To set the VLC controlled speaker output level, set SW2-1 to the “on” position. Set SW2-2 to the “on”
position to enable a reference test tone. Adjust R12 on the VLC PCBA to the desired audio level. To
mute the audio, turn R12 fully counterclockwise.
Set SW2-1 and SW2-2 to the “off” position to return to normal system operation.
Page Disable Control
To disable local paging when the system VLC tone is present, set SW2-3 to the “on” position.
Remote Output Switching (Available with RTU Only)
To activate the RTU relay when the system VLC tone is present, set SW2-4 to the “on” position.
Attaching the Front Panel
After all adjustments have been completed, place the front cover in the rear enclosure, being careful not to
pinch any cables. Secure the front cover using the four screws and washers provided. Torque the screws
to 50 in-lbs. (5.65 n-m).