TASCAM MZ-123BT
9
Names of parts
Front panel
1
INPUT jack
This is an XLR/TRS combo jack for mic input.
o
XLR (1: GND, 2: HOT, 3: COLD)
o
TRS (Tip: HOT, Ring: COLD, Sleeve: GND)
Use the INPUT GAIN knob (
2
) to set the input level.
To send the mic input from the front INPUT jack (
1
) to the
mic input channel, set the mic input channel 1 input source
switch (
8
) to FRONT LOW or FRONT HIGH.
2
INPUT GAIN knob
Use to adjust the mic input level from the INPUT jack (
1
).
3
Mic input OUTPUT SELECT switches/indicators
These select the mic buses to which the mic input sounds
from the rear mic input connectors (
b
) and the INPUT jack
(
1
) are sent.
The indicators for the selected outputs light.
4
Line input OUTPUT SELECT switches/indicators
These select the stereo busses to which the line input signals
from the rear line input connectors (
l
) and the AUX IN jack
(
y
) or a paired Bluetooth device are sent.
The indicators for the selected outputs light.
5
Monitoring switches/indicators
Use these to set whether signals are output from the PHONES
jack (
d
).
The indicators for the selected outputs light.
6
Bluetooth antenna connector
Connect the included Bluetooth antenna here.
7
POWER indicator
This shows the status of the unit.
When the POWER (
g
) switch on the back of the unit is on,
the POWER indicator lights.
8
Mic input channel 1 input source switch
Use this to select the input source for mic input channel 1.
This is set to REAR when shipped new from the factory.
Option
Meaning
FRONT LOW
(PAD ON)
This selects input from the front INPUT jack
(
1
).
Use this setting when the connected mic
input level is high. (24dB attenuation)
FRONT HIGH
(PAD OFF)
This selects input from the front INPUT jack
(
1
).
REAR
This selects input from the rear mic input
connector (
b
).
9
PHANTOM switch for the INPUT jack
Use this switch to 48V phantom power to the INPUT
jack (
1
) on the front of the unit.
The PHANTOM switch for the INPUT jack pr48V
phantom power. (See “Connecting microphones” on page
14)
This is set to OFF when shipped new from the factory.
0
Mic input PEAK indicators
These light when signals from mic input channels 1-2 are
about to distort.
Adjust the rear mic GAIN knobs (
c
) so that the mic input
PEAK indicators do not light.
If a connected mic input level is high, set the PAD switches
(
n
) to ON, and then adjust the mic GAIN knobs (
c
).
When using INPUT jack (
1
), adjust the INPUT GAIN knob (
2
).
If the connected mic input level is high, set the mic input
channel 1 input selection switch (
8
) to FRONT LOW, and
then adjust the INPUT GAIN knob (
2
).
NOTE
Adjusting the mic input VOLUME knobs (
w
) will not change
the level that these light. Adjust the MIC gain knobs (
c
) or
the INPUT GAIN knob (
2
).
q
Mic input signal (SIG) indicators
These light when signals are input through mic input
channels 1-2.
NOTE
Adjusting the mic input VOLUME knobs (
w
) will not change
the level that these light.
w
Mic input VOLUME knobs
These adjust the levels of mic input channel 1-2 signals sent
to the mic bus.
NOTE
The thick line indicates approximately 0dB gain.
e
Line input PEAK indicators
These light when signals from line input channels 1-2 are
about to distort (+3 dBV or higher).
Adjust the rear input GAIN knobs (
k
) so that the line input
PEAK indicators do not light.
NOTE
Adjusting the line input VOLUME knobs (
t
) will not change
the level that these light. Adjust the line input GAIN knobs
(
k
).
