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Akai DD1500 User Manual

Akai DD1500
297 pages
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1 INTRODUCTION ..................................................................................................... 1
THANK YOU!.................................................................................................... 1
DD1500 SYSTEM OVERVIEW......................................................................... 1
FEATURES....................................................................................................... 2
ABOUT THIS MANUAL..................................................................................... 4
2 TERMINOLOGY ..................................................................................................... 5
3 HOW THE DD1500 WORKS................................................................................... 7
DD1500 ‘FLOWCHART’ .................................................................................... 7
4 DD1500M FRONT AND REAR PANELS.................................................................. 10
DIGITAL INPUTS A AND B ............................................................................... 10
MIX A/MIX B DIGITAL OUTPUTS..................................................................... 10
OPTION SLOTS ............................................................................................... 10
ANALOGUE UNIT............................................................................................. 10
SMPTE IN ........................................................................................................ 11
SMPTE OUT..................................................................................................... 11
LEVEL.............................................................................................................. 11
MIDI IN, OUT, THRU......................................................................................... 11
WORDCK (A)/VIDEO SYNC (A) IN .................................................................... 11
WORDCLOCK (B) IN/OUT................................................................................. 11
VIDEO - VITC/SYNC (B) IN ............................................................................... 11
BI-PHASE SYNC IN.......................................................................................... 11
BI-PHASE SYNC OUT ...................................................................................... 11
VTR CONTROL................................................................................................. 12
GPI/O............................................................................................................... 12
SCSI................................................................................................................. 12
REMOTE - AKAINET/DIGITAL AUDIO OUT ...................................................... 12
DIP SWITCHES................................................................................................ 12
SIGNAL GND.................................................................................................... 12
MAINS INPUT................................................................................................... 12
DD1500X FRONT AND REAR PANELS .................................................................. 13
FRONT PANEL - INSERTING AN MO DISK ...................................................... 14
DISK ACTIVITY LED............................................................................. 14
DISK EJECT BUTTON .......................................................................... 14
WRITE PROTECT SWITCH .................................................................. 14
REAR PANEL CONNECTIONS ......................................................................... 15
SCSI CONNECTIONS........................................................................... 15
NOTES REGARDING SCSI................................................................... 15
DIP SWITCHES - SETTING SCSI ID AND TERMINATION..................... 16
SIGNAL GND.................................................................................................... 16
MAINS INPUT................................................................................................... 16
DD1500A FRONT AND REAR PANELS .................................................................. 17
RECOMMENDED DD1500A CONFIGURATIONS.............................................. 17
DL1500 REAR PANELS ......................................................................................... 19
DISPLAY CONTRAST....................................................................................... 19
HEADPHONE ................................................................................................... 19
AUDIO MONITOR OUTPUT .............................................................................. 19
FOOT SW......................................................................................................... 19
KEYBOARD...................................................................................................... 19
EXPANSION CONNECTION ............................................................................. 19
DISPLAY.......................................................................................................... 19
PRINTER PORT................................................................................................ 20
SERIAL PORT.................................................................................................. 20
DIGITAL AUDIO IN ........................................................................................... 20
AKAINET.......................................................................................................... 20
TERM............................................................................................................... 20
OPTION SLOT.................................................................................................. 20
SIGNAL GND.................................................................................................... 20
CONNECTION TO RS422 VTR ......................................................................... 22
CONNECTION USING BI-PHASE...................................................................... 26

Table of Contents

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Akai DD1500 Specifications

General IconGeneral
MediaFloppy Disk
Number of Tracks8
Polyphony8 voices
SequencerYes
SamplingYes
Sample Memory1 MB
DisplayLCD
Weight4.5 kg
Sampling Rate32 kHz
EffectsReverb, Delay
MIDIIn, Out, Thru
StorageFloppy Disk (3.5")
Power SupplyAC Adapter
Outputs2 x 1/4" TS (line), 1 x 1/4" TRS (headphones)

Summary

INTRODUCTION

FEATURES

Detailed overview of the DD1500 system's capabilities, including track operation, storage, and connectivity options.

DD1500X FRONT AND REAR PANELS

NOTES REGARDING SCSI

Important notes regarding SCSI ID numbers, termination, and cable length.

DIP SWITCHES - SETTING SCSI ID AND TERMINATION

Guide to setting DIP switches for SCSI ID and termination on the DD1500x.

DL1500 PANEL LAYOUT

MAIN PANEL

Details on UTILITIES, AUTOLOCATOR, EDIT, NUMERIC ENTRY, and TRANSPORT keys.

GETTING AROUND THE DL1500

ENTERING TIMECODE VALUES

Procedure for entering timecode values using the numeric keypad.

EXECUTE

Key to complete most actions, its LED flashes when an action needs completion.

EXIT

Aborts or cancels a process without committing it.

UNDO

Offers twenty levels of undo and redo for editing and recording mistakes.

NAMING FILES

Process for naming recordings, projects, and libraries using the NAME key.

GETTING AROUND THE GRID

JOG WHEEL

Scrub audio, spool audio, or scroll through the project.

SYSTEM SETUP

SAMPLE RATE

Sets the system's sample rate (32, 44.056, 44.1, 48kHz).

WORDSYNC

Synchronizes DACs to video and wordclock sources.

DISK - FORMATTING DISKS

Procedure for formatting disks for DD1000 or DD1500 use.

RECORDING

BASIC RECORDING

Simple recording process using PLAY and RECORD keys.

ADVANCED RECORDING

Details on naming recordings and setting other recording parameters.

UNDOING A RECORDING

Using the UNDO key to repair or compare recordings.

DESTRUCTIVE RECORDING

A record mode that erases original audio when recording over cues.

INPUT ROUTING - ASSIGNING INPUTS TO TRACKS

How to assign digital and analogue inputs to specific tracks.

RECORDING DIGITALLY

Procedure for recording digitally, ensuring synchronisation to digital audio's wordclock.

PLAYBACK

PLAYING BACK MATERIAL ON THE DD1500

Basic playback operation using TRACK SELECT PLAY keys.

TRANSPORT KEYS

DL1500 transport keys emulating MTR controls.

AUTOLOCATOR

GOTO FUNCTION

Locates to specific points using memories, grab markers, or timecode.

EDITING

EXECUTE KEY

Completes most editing functions; LED flashes when action needs completion.

SELECT/EDIT CUE

Edits a cue's level and fade parameters, or renames cues.

TRIM

Extends or shortens a cue's start and end points.

UTILITIES - SAVING PROJECTS

SAVING PROJECTS

Procedure for saving the current project, with options for autosave.

SAVING A PROJECT WITH A DIFFERENT NAME

Steps to save a project with a new name, including overwrite prompts.

COMPILING A PROJECT

Creates a master disk by copying referenced audio from external disks.

AUTOSAVE

Enables automatic project saving with each action.

UTILITIES - LOADING PROJECTS

LOAD

Loading saved projects or creating a new project from scratch.

CREATING A NEW PROJECT

Steps to create a new, empty project and initialize system settings.

IMPORTING A PROJECT INTO A PROJECT

Merging DD1500 projects or combining tracks from other devices.

IMPORTING PART OF A PROJECT INTO ANOTHER PROJECT

Importing specific regions (IN>OUT) from another project.

EXTERNAL TIMECODE - SYNCING TO EXTERNAL TIMECODE

EXT. TIME KEY - SYNCING TO EXTERNAL TIMECODE

Enabling external timecode sync and its effect on playback.

EXTERNAL TIMECODE OFFSET

Adjusting timecode offsets for the DL1500 and external monitoring.

SETTING TIMECODE OFFSETS

Setting receive and generate timecode offsets using GRAB OFFSET.

UTILITIES - RS422 - MASTER

DD1500 AS AN RS422 MASTER

Using the DD1500 to control VTRs via RS422 master protocol.

LAYBACK FUNCTION IN RS422 MASTER

Mastering DD1500 material onto a VTR or other RS422 machine.

USING THE LAYBACK FUNCTION

Building final transfers section-by-section or in one pass.

RS422 MASTER CONTROL OF NON-LINEAR VIDEO RECORDERS

Utilizing RS422 only timecode for smooth audio spotting with NLV.

UTILITIES - RS422 - AUTO CONFORM

SETTING UP THE DD1500 FOR AUTO CONFORM

Considerations for smooth auto conform setup, including frame rate and sampling rate.

SETTING UP TO IMPORT AN EDL

Steps for importing an Edit Decision List (EDL) from video editor floppy disk.

PERFORMING THE AUTO CONFORM

Detailed steps to start and perform the auto conform process.

PERFORMING A PARTIAL AUTO CONFORM

Conforming only a specific region of a project, useful for updated EDLs.

UTILITIES - RS422 - SLAVE

RS422 SLAVE FUNCTIONS

Using the DD1500m as an RS422 slave controlled by a video edit controller.

RS422 SLAVE - EAVESDROPPING MODE

DD1500m copies commands to VTR without reporting status.

RS422 SLAVE - FULL SLAVE MODE

DD1500m emulates a VTR exactly, reporting status back to the edit controller.

UTILITIES - MIXER

SETTING TRACK LEVELS AND PAN

Adjusting levels and pans for tracks using faders and pan pots.

UTILITIES - DSP FUNCTIONS

TIMESTRETCH

Lengthens or shortens audio without changing pitch.

PITCH SHIFT

Changes the pitch of audio without altering its length.

VARISPEED

Changes speed and pitch of audio simultaneously.

DIGITAL OFFLINE EQ

Four-band EQ process with high-pass and low-pass filters.

UTILITIES - DIRECTORY

SYSTEM - TIMECODE GENERATOR

SYSTEM - I/O

SYSTEM - MIDI

SYSTEM - DISK

DISK MANAGEMENT

Routines for deleting files, renaming, formatting, copying, and backing up disks.

COPYING FILES/DISKS

Procedure for copying projects, libraries, or entire disks between drives.

PERFORMING THE BACKUP

Steps to perform a backup to SCSI tape or DAT.

VERIFYING A BACKUP

Checking backup integrity by comparing disk and tape contents.

RESTORING A BACKUP

Procedure to restore data from backups.

RESTORING THE ENTIRE BACKUP

Restoring an entire backup, including options to wipe the selected disk.

ARCHIVING DATA TO DAT

Backing up disk contents to a DAT machine via digital I/O.

RESTORING FROM DAT

Restoring contents from a DAT tape back to disk.

CLEANUP DISK

Clears redundant recordings and unreferenced audio to save disk space.

MINIMISE

Erases unreferenced audio and 'tops and tails' recordings.

SYSTEM - OPERATING SYSTEM

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