User Guide
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crophones) or Ext 15V Mic (for condenser microphones). When the Slate or
COM function is active, the 688 will use this microphone.
Setting Slate Mic Gain
The gain of the slate mic is 36 dB by default. If this gain is too high, it can be
adjusted:
To adjust slate microphone gain:
1. Press the MENU button.
2. Turn and press the Headphone encoder to select COMMS/RETURNS > Slate/
Com Mic Gain.
3. Turn the Headphone encoder to adjust slate microphone gain (0 dB - 56
dB).
L
For quick adjustment of slate microphone gain, slide the MIC/TONE switch to the
left and hold while turning the Headphone encoder.
Routing the Slate Mic
By default, the slate mic is routed to all outputs and tracks. This routing can be
customized.
To route the slate microphone:
1. Press the MENU button.
2. Turn and press the Headphone encoder to select COMMS/RETURNS > Slate
Routing. The Slate Routing screen is displayed.
3. Do one of the following:
X
Turn the Headphone encoder to move the orange highlight horizontally.
X
Turn the Select encoder to move the orange highlight vertically.
4. Press either encoder to change the selected source between Off (black) and
On (blue).