Front Panel - Audio Technica AT-MX351 Installation And Operation Manual

AT-MX351 Front Panel
1. Power switch.
2. Power "on" indicator.
3. Input Gain controls. Adjust inputs for microphone sensitivities and/or
operating conditions.
4. Selected Channel LED indicators. Indicate which channels are "on" or "active."
5. Aux In control. Adjusts input for source output level and/or operating conditions.
6. Output Level LED meter. Indicates RMS output level of the mixer. "Zero" (0) level is
factory calibrated for an output of +4 dBm into 600 ohms (Master level control fully
clockwise). Can be set for peak output level indication via internal switch (see page 11).
7. Priority Pre-select switches (1-4). A switch in the "up" position assigns the respective
channel priority over the other channels. A priority channel can not be locked out by
other channels. Any combination of priority/non-priority selections is allowed.
8. Manual mode switch. Setting this switch in the "up" position bypasses all of the
SmartMixer's automatic functions, except limiting and NOMA if selected.
9. Lockout LED indicator. Shows when lockout bus is active.
10. Master level control. Adjusts mixer output level for operating conditions.
11. Headphone output.
12. Monitor headphone level control.
AUTOMATIC MIXER
Power
1 2
Figure 1. Front panel
1 / " TRS jack.
4
AT-MX 351
Gain 1 Gain 2
Selected Channel
4
3 5
Gain 3 Gain 4 Aux In
6 10
Output Level
Master
-20 -10 -6 -3 0 +3 +6
Priority Pre-select
Lockout
1 2 3 4 Manual
7 8 9
12
Monitor
11
6