32-3009.fm Page 10 Tuesday, August 10, 1999 8:31 AM

OPERATION

1.Set the volume levels on the out- put devices (receiver/amplifier and tape deck) to minimum and turn them on.

2.Press POWER to turn on the mix- er. The red power indicator lights.

illustration of POWER button w/indicator lit

3.Turn on the input sources you want to mix.

4.Using the mixer requires two basic operations:

Presetting the input signal lev- els (see “Presettiing the Input Signal Levels”)

Mixing the audio input sources (see “Mixing the Inputs” on Page 15)

5.After you finish mixing, turn down the volume on the output audio devices, turn off the input and out- put audio devices (amplifiers, tape decks, and so on), then press POWER so it pops up to turn off the mixer. The power indicator turns off.

PRESETTING THE INPUT SIGNAL LEVELS

To avoid accidentally overdriving a channel or prematurely mixing in an audio input source, make sure you start with the following settings:

Volume slide controls set to 0

illustration

ASSIGN A and ASSIGN B set to

OFF

illustration

MIC TREBLE, MIC BASS, CUE LEV- EL, TREBLE, MID, BASS, and MASTER set to 0

illustration

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Optimus SSM-1250, 32-3009 Operation, Presetting the Input Signal Levels, Illustration of Power button w/indicator lit