Alesis D4 Electronic Keyboard user guide

Headphone jack. This is excellent for practicing, or for creating drum kits while other activity is taking place in the studio.

Hi hat pedal footswitch. This lets you incorporate a footswitch to create very realistic hi hat effects.

Note chasing. You can select a note for editing or previewing based on the most recently received MIDI note or trigger input.

Drum sound editing. Vary tuning, mix, and panning, as well as assign drums to

groups for special effects (such as hi-hat sounds that cut each other off, or cymbals that restrike).


Your warranty will be in effect and you will receive product update information only if you send in your warranty card.


This section describes how to hook up the D4, select Drum Sets, and audition different drum sounds. For more detail on these and other operations, refer to

Chapters 2-5.


Footswitch Jack


Main Output Jacks

Trigger Jacks

Aux Output Jacks

1.2A Installation

For most applications the D4 should be installed in a rack frame so that you can tap the Preview button without causing the unit to slide around. The D4 generates very little heat so it is not necessary to leave an empty space for ventilation above or below the unit.

1.2B Hook Up Audio (rear panel)

1. Turn down the master volume control of your monitoring system, PA, mixer, instrument amp, etc.

2. Turn down the D4s front panel volume control.

3. Connect the D4s Main stereo outputs to a suitable stereo monitoring system or

4. The D4s Aux jacks can provide additional outputs for selected drums. To use these optional outputs, patch them into your monitoring system or mixer.

5. To monitor via headphones, plug them into the front panel Phones jack. If you monitor only through headphones, it is not necessary to hook up the Main and/or

Aux outputs.

Note: The front panel volume control simultaneously sets the level of the Main, Aux, and Headphone ouputs.

1.2C Hook Up MIDI (rear panel)

MIDI commands can trigger the D4s drum sounds, select different Drum Sets, and control the overall level.

1. Connect the MIDI Out from the source of MIDI data (sequencer, MIDI drum pads, trigger-to-MIDI converter, keyboard, etc.) to the D4s rear panel MIDI In.

2. To distribute the MIDI signal present at the D4s MIDI In to other units, connect the D4s MIDI Out/Thru to the other units MIDI In. MIDI Out has other applications, as described in section 4.2.

1.2D Hook Up External Triggers (rear panel)

The D4s drum sounds can be triggered by non-MIDI electronic drum pads, audio signals from tape, drum sounds from other drum machines, etc.

1. If youre using a hi hat pad, connect its output to rear panel trigger input 1.

2. Connect up to 11 more pads to any of the remaining 11 rear panel trigger inputs.

1.2E Hook Up Power (rear panel)

1. Locate the AC adapter and check that the AC adapters INPUT spec (printed on the adapter label) uses the correct voltage for your part of the planet.

2. Insert the AC a