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Note: 1) After registration between Base Station and Headset, they can't
communicate each other until they log out from registration.
2) After Base Station succeeds in registration with Headset, please restart
Base Station. Headset will connect with Base Station automatically and go
into Half-Duplex communication (When Base Station “CHx” and Headset
“Sys” light are on, that means connection is ok).
3) After registration, if Base Station is power off, Headset will detects Base
Station automatically, “Sys” light of Headset will flash(3s Off,1s On)
4) If Headset doesn't register, turn on the power switch of this Headset,
“Sys” light will flash quickly for 5s and then it will be off. “Sys” light will flash
5s again via pressing any key.
■Headphone/Speaker
Base Station has a 3.5mm microphone/headphone connection, and a 3-pin
channel of microphone/speaker. Volume level of Microphone can be adjusted
via “Mic Level” knob. Volume level of earphone/speaker can be adjusted via
“Main Volume” knob. It's easy to select which way to communicate with
Headset via “Headphone/SPK” knob. Base Station also has an Audio input/
output circuit (Microphone signal and Audio signal can come into the system
simultaneously, the speaker and Audio output can output Audio simultaneously
too.)
■Volume Control
1) When “VOX” enabled, Base Station has the Volume control function, “VOX”
light is on: When electrical level of Microphone is over limitation, Base Station
will open the Audio channel of “MIC” input and “MUTE” light will be off; if control
circuit don't detect electrical level or electrical level less than limitation lasting
over 10s, Base Station will close the Audio channel of “MIC” input and “MUTE”
light will be on.
2) When “VOX” is not activated, “VOX” light will be off; the control circuit of Base
Station will turn off the volume control.
■Intercom Operation and Indicator
2-Wire, 4-Wire Intercom Operation and indicator
1) When “2W/4W” indicator light is off, the 2-Wire Audio channel enabled, and
“4-Wire” will be shut off. Base Station communicates with outer Audio equip-
ment in Full-Duplex mode.
Connector: 3-pin XLR Male and Female paralleled inside
Pin1: Public Pin2: Null Pin3: Audio
Audio Level: 1Vpp
2) Pressing “2W/4W” button, the associated light will be on, 4-Wire Audio
channel enabled (including Audio input/output), and “2-Wire” will be shut off.
Base Station communicates with outer Audio equipment in Full-Duplex mode.
Pin1, Pin4: Audio input (Pin4 to GND);
Pin2, Pin3: Audio output (Pin2 to GND);
Audio Level: 1Vpp
