38
Connecting the microphone ATUC‑M
to the 50DU/INT
1
Connect the ATUC‑M to the microphone jack on
the 50DU/INT.
ATUC-M
ATUC-50DU/INT
NOTICE
• Insert the ATUC-M connector in until you hear a
clicking sound.
• Do not attempt to lift up the 50DU/INT by grabbing
onto the ATUC-M. Be sure to hold the main body of the
50DU/INT when lifting it up.
• Slowly bend or extend the flexible part of the ATUC-M.
Do not apply excessive force to the ATUC-M when
bending it.
• When disconnecting the ATUC-M from the 50DU/INT,
securely hold the connector while pressing down the
microphone release lever and then remove the ATUC-M.
• Before connecting/disconnecting the ATUC-M, be sure
to turn off the power. If you do not turn off the power,
malfunction may occur.
Connecting an amplifier
1
Connect an amplifier to the OUTPUT BAL.
terminal.
Connect an amplifier to amplify sound.
Connect a speaker via the amplifier.
OUTPUT BAL. terminal
Amplifier Speaker
NOTICE
• When connecting external devices to IN/OUT terminals,
do so after cutting the phantom power supply of the
external devices. If you leave the phantom power supply
on, it may cause unexpected malfunctions.
• When connecting external devices, refer also to the
instruction manuals supplied with them.
Turning on the 50CU and testing
50DU operations
After checking that all the connections from steps
to
have
been done properly, follow the procedure below to turn on the
power of the 50CU.
1
Check that all the PA devices such as an amplifier
and mixer are off.
2
Connect the supplied AC power cord to the 50CU.
NOTICE
• Be sure to use the supplied AC power cord. Using an AC
power cord other than the supplied one may cause
problems such as damage to the 50CU, which can be very
dangerous.
• Be sure to connect the AC power cord into a properly
grounded wall outlet. Improper grounding can cause
electrical shock.
• Be sure that the 50CU is securely grounded to a single
ground point. Grounding to multiple ground points can
cause ground loops, resulting in noise generation such as
a humming noise
3
Press the power button.
NOTICE
• When one or two extension 50CUs are connected to the
system, turn on the power of the primary 50CU and
extension 50CU(s) at the same time. If the time period
between each power-on time is significantly long, a
successful CU Link may not be established.
• Configure the network setting from the 50CU (
➤
page
23) as necessary.
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