7
6.2. Control Unit
[Front]
REAL-TIME STEERING ARRAY MICROPHONE
SIGNAL
MUTE POWER
1. power switch
The power is turned ON and OFF each time the
button is pressed.
2. power indicator (Blue)
Lights when the power is ON.
3. MAC address
The control unit’s MAC address.
A 12-digit alphanumeric character string separated
by hyphens.
4. Signal indicator (green)
Lights when an audio signal is being output.
Unlit while mute is enabled.
5. Mute indicator (Red)
Lights when the audio output is muted.
[Rear]
H
E
C
3
1 2
C
E
H
2
1 3
GND
SIGNAL
+4dBu
-50dBu
-10dBV
OFF ON
OUTPUT LEVEL LOW-CUT
E
H C
LNK
ACT
MIC INPUT
LAN
OUTPUT
24V 410mA
DC INPUT
6. Function grounding terminal
Hum noise may be generated when external
equipment is connected to the unit.
Connecting this terminal to the functional ground
terminal of the external equipment may reduce the
hum noise.
Note: This terminal is not for protective ground.
7. Cord clamp
Holds and secures the power cord to prevent the
DC plug from detaching.
8. power input terminal
Connects to the optional AD-246 AC Adapter or the
equivalent. As for the usable adapter, consult your
TOA dealer.
9. Network connection terminal (RJ45 jack)
Connects to a 10BASE-T or 100BASE-TX compati-
ble network.
LNK LED: Lights when connected to
the network.
ACT LED: Lights during communica-
tions.
10. Microphone input terminal (TA-3 connector)
Connect the array microphone’s cable to this
terminal.
Do not connect any other equipment.
11. Audio output terminal (Removable terminal
block)
Connect wire leads from this terminal to the audio
input terminal of a mixer or amplifier.
H: Hot, C: Cold, E: Earth (shield)
12. Audio output connector (XLR-3-32 connector)
Connect this terminal to the audio input terminal
of a mixer or amplifier.
13. Output level selection switch
Switches the audio output level.
Switchover levels: −50 dB*
1
/ −10 dB*
2
/ +4 dB*
1
14. Low frequency cutoff switch
Turn this switch ON if low frequency response is
to be reduced.
*
1
0 dB = 0.775 V
*
2
0 dB = 1 V
LNK
ACT