r Line input signal (SIG) indicators
These light when signals are input through line input
channels 1-2.
NOTE
Adjusting the line input VOLUME knobs (t) will not change
the level that these light.
t Line input VOLUME knobs
These adjust the levels sent to the line input channel 1-2
stereo bus.
NOTE
The thick line indicates approximately 0dB gain.
y AUX IN jack (stereo mini jack)
This stereo mini jack is a line input jack.
Use this to connect with the line output jack of a tablet or
other external device.
V CAUTION
i Before connecting another device to the AUX IN jack,
minimize the volume of that device. Failure to do so could
result in a sudden loud noise that could harm hearing, for
example.
i Turn the unit off before connecting or disconnecting with the
AUX IN jack.
u AUX IN - Bluetooth switch
This sets the input for line input channel 3 to the AUX IN jack
(y) or a Bluetooth device.
This is set to Bluetooth when shipped new from the factory.
NOTE
i The input signal cannot be set to both the AUX IN jack (y)
and a Bluetooth device at the same time.
i Setting this switch to AUX IN will end connection with a
Bluetooth device.
i This switch must be set to Bluetooth in order to pair with a
Bluetooth device.
i When this is set to Bluetooth, it will automatically try to
connect with the Bluetooth device to which it was previously
connected. In this case, pairing will automatically end if
connection is not possible because that Bluetooth device is
not turned on or its Bluetooth function is turned off.
i Analog output PEAK indicators
These light when signals output from the analog output jacks
(h) are about to distort (+20 dBu or higher).
Use the VOLUME knobs (p) to adjust so that the mic input
PEAK indicators do not light.
o Analog output signal (SIG) indicators
These light when sound is being output through the rear
analog output jacks (h).
p Line output VOLUME knobs
Use to adjust the output levels of the rear analog output
jacks (h).
NOTE
The thick line indicates approximately 0dB gain.
a PAIRING button and indicator
Press and hold this button to activate Bluetooth pairing
mode.
Press when pairing to end pairing. (See "Connecting with
Bluetooth devices" on page 14)
10
TASCAM MZ-123BT
s PHONES VOLUME knob
Use this to adjust the headphone output level.
V CAUTION
Before connecting headphones, minimize the volume with
the PHONES knob. Failure to do so could result in a sudden
loud noise that could harm hearing, for example.
d PHONES jack
Use this standard stereo jack to connect stereo headphones.
Use an adapter to connect headphones with a mini plug.