LTR-01
LTR-01
COMPONENTS AND INSTALLATION DIAGRAM
Secondary
module
(slave)
Secondary module
UTP cable 6m
OPERATION
MAIN MODULE (MASTER)
Activity indicator
Microphone
Power indicator
Volume control
The equipment is off while the knob is on its Off position. To switch it
on, turn the knob clockwise.
Use the knob to adjust the volume of the incoming audio, turning it
clockwise to increase the volume and counterclockwise to decrease it.
Push To Talk PTT
Steadily push PTT to open the mainsecondary communication channel. Everything
said from the main module will be reproduced on the secondary module while the switch
is pressed down.
Upon releasing the switch, the mainsecondary channel closes and the equipment
returns to its default active state, with the secondarymain channel open.
Main
module
(master)
Main module
Power
adapter
Push to talk
Volume
control
LTR-01
LTR-01
2
2
Activity indicator
• On: the mainsecondary channel is open.
• Off: the secondarymain channel is open.
• Blinking: the main module is receiving a call from the secondary.
• Blinking every 3 seconds: the equipment is on stand by mode.
SECONDARY MODULE (SLAVE)
Volume control
To adjust the volume of the incoming audio, lift the plug
and rotate the knob using a fl at screwdriver, clockwise to
increase the volume and counterclockwise to decrease it.
Once the volume adjustment is done, remember to put the
plug back in.
Call main module button
Upon pressing the button the main module rings indicating an incoming call from the
secondary module and the secondarymain channel opens for 3 minutes. After 3
minutes, if there is no answer from the main module and the button is not pressed again,
the communication channel closes and the equipment engages stand by mode.
Activity indicator
• On: the channel secondarymain is open.
• Off: the channel mainsecondary is open.
• Blinking: the secondary module is calling the main module.
• Blinking every 3 seconds: the equipment is on stand by mode.
STAND BY MODE
After 3 minutes of inactivity the equipment engages stand by mode. To leave stand
by mode, push PTT from the main module or push the call button from the secondary
module.
Volume control
Activity indicator
Power indicator
Call main module button
3
3