Becker Avionics
Operation
Device Description
DV64440.03 Issue 09 November 2019
ACU6100
45
Description
Main Function
A TX1...TX8
8 push knobs with
potentiometer function
On/off for each TX-channel and individual channel volume
control.
B
depends on variant
TX1...TX8 LEDs
8 status LEDs (green)
Indication of TX channel status.
LED on:
Chanel is selected for transmission.
LED flashes:
On the channel is transmitted.
LED flashes fast:
Selective Call is active.
C
depends on variant
TX-selector
Rotary switch (10 positions)
Position 1...8:
TX-channel selection for transmission.
Position D, (D/S): Selection of 2 TX channels for dual
transmission mode.
Position D, (D/S): Selection of multi transmit mode
(configuration).
Position IC:
Intercom PTT mode.
D Double rotary knob
Inner rotary knob
Volume control for intercom.
E
SPKR LED
Speaker status LED (green)
LED on:
Speaker is on.
LED off:
Speaker is off.
F
SPKR
Key
Set the speaker on/off for audio monitoring.
G "ISOL/CALL" LED
Status LED (green)
LED on:
Cockpit and cabin intercom circuits are
isolated.
LED off:
Cockpit and cabin intercom circuits are
connected.
LED flashes:
Request "CALL" is active.
H "ISOL/CALL"
Key
Used to control the intercom functions between cockpit and
cabin.
The cockpit device can isolate and connect the cabin circuit.
The cabin device can start a "CALL" for connection.
I
Double rotary knob
Outer rotary knob
Main volume control.
J
RX1...RX8
8 push knobs with
potentiometer function
On/off for each RX-channel and individual channel volume
control.
K
depends on variant
PTT
Toggle switch (2 positions set
momentarily)
PTT selected: Transmitter is selected for transmission.
PTT released: The selected channels are monitored.
PTT/IC (optional)
Toggle switch (2 positions set
momentary)
IC selected:
Start of the IC operation.
MASK/MIC (optional)
Toggle switch (2 locking
positions)
External relay control for MASK/MIC switch over.
L
depends on variant
