A SYSTEMS GA335 User Manual - page 6
6
GA335 / GA460
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INPUT WIRING
Asystems recommends that customers use pre-build
balanced line connectors with 22 to 24 gauge cable
Unbalanced connections could also be used however are
susceptible to noise
Priority Muting
The Asystems GA mixer/amplifier allows users to mute
background signals in favour of the microphone/line input
1 signal. To use a microphone’s push-to-talk switch, first
connect the mic’s push-to-talk contact switch to the priority
connector of the Mic/Line input Ensure the VOX Normal
DIP switch is set to OFF and the VOX Priority DIP switch
is set to ON This enables users to mute all other signals
when the microphone’s push-to-talk button is engaged
OUTPUT WIRING
Speakers
Outputs can be made to by slipping cable lugs underneath
the output screw terminals Tighten screws to fasten in
place Customers may choose to use crimp-on spade lugs
Asystems recommends that customers use professionally
wired high gauge cables The plastic cover can be slid
into place to protect connections It is recommended that
you insulate exposed wires to help prevent against the
possibility of short-circuits Class 2 wiring is required
Zone 2 / MOH
External music sources can be sent over phone lines
while a caller is on hold using the Asystems GA series
Connections can be completed as indicated below using
either the 8 ohm or 600 ohm connections Connect the
Zone 2/MOH to your telephone system or PBX’s music-
on-hold input
WARNING: Do not use shielded cable for output power wiring
Asystems recommends use of 2-conductor shielded cable and
3-pin Phoenix-type connectors for Preamp Line output
To telephone system
interface/PBX input