Alesis Data Disk Reference Manual page 68

through the disk for the specified location before executing the command.
The DataDisk will, however, remain in sync.
d) If, while syncing to an external sequencer, the DataDisk is
connected to the sequencer (such as an MMT-8) in a MIDI loop (that is,
sequencer MIDI output to DataDisk MIDI input and DataDisk MIDI output
to Sequencer MIDI input as in figures 2A and 4 of the DataDisk user's
manual), then either the MIDI Clock must be filtered from the DataDisk's
output, or the sequencer should be set to not receive MIDI Clock. This is
done to make sure that the speed of the sequence playback remains
constant, and is accomplished in the following manner:
1) Press the
2) Press the "up"
This means that when the sequence is sent, MIDI Clock, Song Position
Pointer (SPP), Start, Stop, and Continue messages are filtered out (not
sent), thereby preventing these messages from interfering with the timing
of the sequencer that the DataDisk is syncing to.
To record a MIDI sequence from the DataDisk to the Alesis MMT-8
MIDI Recorder for editing purposes:
1) Connect both units as shown:
button four times. The display will then read:
MIDI
MIDI CLOCK OUT
FILTER: OFF
button. The display will read:
SCROLL
MIDI CLOCK OUT
FILTER: ON
APPLICATIONS
63
APPENDIX