Korg DSS-1 User manual

DIGITAL

SAMPLING

SYNTHESIZER

SERVICE

MANUAL

CONTENTS

SPECIFICATIONS

ERROR

MESSAGES

MIDI

IMPLEMENTATION.

STRUTURAL

DIAGRAM..

CONNECTOR

DIAGRAM.

BLOCK

DIAGRAM

CIRCUIT

DIAGRAM

P.C.

BOARD

SYSTEM

EXPLANATION

10.

MAIN

CIRCUIT

EXPLANATION

11.

CHECK

AND

ADJUSTMENT

..9

PROCEDURE

12.

REFERENCE

DATA

13.

TROUBLESHOOTING

GUIDE

14.

PARTS

LIST

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SPECIFICATIONS

•

KEYBOARD:

•

CONTROLLERS:

•

CONFIGURATION:

•

SOUND

SOURCES:

•

NUMBER

SOUND

SOURCES:

•

EFFECTS:

•

NUMBER

PROGRAMS:

•

BUILT-IN

DISK

DRIVE:

•

SUPPLIED

ACCESSORIES:

•

DIMENSIONS:

•

WEIGHT:

•

OPTIONS:

C~C

Keys,

Velocity,

After

Touch

Joystick

Asix:

OSC/VCF

Bend,

Axis:

OSC

Modulation,

Axis:

VCF

Modulation),

Program

Jack,

Sustain

Damper

Jack

Voices,

Oscillators,

Oscillators

per

Voice),

VCF

Modules,

VCA

Modules

Waveforms

Obtained

Sampling,

128

Harmonic

Synthesis,

"Drawing"

can be

edited,

assigned

sections

the

keyboard

and

looped.

12-bit

quantization.

Sampling

Frequencies

and

Times:

16KHz,

16s,

24KHz,

11s,

32KHz,

8s,

48KHz,

5.5s

(can

used

together

one

sound

source),

Number

Keyboard

Split

Points:

internal

wave

RAM,

120

per

Disk

Digital

Delay

x2,

Equalizer

HIGH

LOW

(All

Programmable)

memory,

128

disk

Takes

3.5-inch,

Double

Sided,

Double

Density

(1MB

unformatted)

Floppy

Disks,

770K

PCM

Data

Storage

Capacity

per

Disk

Floppy

Disks

x4,

Power

Cord

1171

(W)

436

(D)

123

(H)

18.5kg

PS-1

PEDAL

SWITCH,

PS-2

PEDAL

SWITCH,

TWC-030

TWIN

CABLE

(3m),

DS-1

DAMPER

SWITCH,

KH-1000

DYNAMIC

STEREO

HEADPHONES,

HC-DSS

HARD

CASE,

MIDI

CABLE

(7m/10m/12m),

MF-2DD

MICRO

FLOPPY

DISKS,

SOUND

PROGRAM

LIBRARY

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ERROR

MESSAGES

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MIDI

IMPLEMENTATION

□DTRANSMITTED

DATA

1-1

CHANNEL

MESSAGES

•

nnnn

channel

numbers

•

Okkk

kkkk:

note

number

key

transpose

used,

then

the

transmitted

note

number

the

transpos

value

(regular

note

range

minus

plus

•

Oppp

pppp:

program

number

Program

numbers

are

represented

the

display

system

programs

cording

this

chart.

Display

Progran

number

SYSAP0I—

SYSA

P02

—

SYSAP3I—

SYSAP32

—

Display

Program

number

SYSB

POI—

SYSB

P02-

SYSBP3I—

SYSB

P32

Display

Program

number

SYSC

P0I

—

SYSC

P02

—

SYSC

P3I

SYSCP32

—

Display

Program

number

SYSD

P0l-

SYSD

P02—

SYSDP3I

—

126

SYSDP32

—

127

1-2

SYSTEM

EXCLUSIVE

MESSAGES

(DEVICE

(2DSS-1

SYSTEM

EXCLUSIVE

MESSAGES

NOTE!FUNCTION

42H(Mode

Data)

45H(Multi

Sound

List)

44H(Multi

Sound

Parameter

Dump)

43H(PCM

Data

Dump)

46H

(Program

Name

List)

40H

(Program

Parameter

Dump)

23H(Data

Load

Completed)

24H(Data

Load

Error)

21H

(Write

Completed)

22H

(Write

Error)

[URECOGNIZED

RECEIVE

DATA

2-1

CHANNEL

MESSAGES

•

Mode

messages

are

received

only

the

specified

channel

even

OMNI

on.

•

Okkk

kkkk

127:

note

number

•

Oppp

pppp

127:

program

number

The

MIDI

mode

function

program

change

mode

settings

affect

received

pro

gram

numbers

shown

this

chart.

2-3

SYSTEM

EXCLUSIVE

MESSAGES

(DDEVICE

REQUEST

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NOTE:FUNCTION

12H

(Mode

Request)

13H

(Ray

Mode

Request)

16H

(Mufti

Sound

List

Request)

45H(Mutti

Sound

List)

15H(

Mutt.

Sound

Parameter

Request)

44H(Mutti

Sound

Parameter

Dump)

I4H(PCM

Data

Request)

43H(PCM

Data

Dump)

17H

(Program

Name

List

Request)

(Program

Parameter

Request)

40H

(Program

Parameter

Dump)

4IH(Program

Parameter

Change)-

IIH(Wrrte

Request)

[3]DSS-1

SYSTEM

EXCLUSIVE

FORMAT

MODE

REQUEST

(FUNCTION

12.

RECEIVE

ONLY)

MULTISOUND

PARAMETER

REQUEST

(FUNCTION

15,

RECEIVE

ONLY)

MULTISOUNO

PARAMETER

OUMP

(FUNCTION

44,

SAME

FOR TRANSMIT

AND

RECEIVE)

NOTE

KMODE

DATA

(PLAY

MODE)

(SAMPLE

MODE^

02(EDIT

SAMPLE

MODE)

(CREATE

WAVE

FORM

MODE)

04(MULTI

SOUND

MODE)

(MIDI

MODE)

(SYSTEM

MODE)

(DISK

UTILITY

MODE)

(PROGRAM

PARAMETER

MODE)

PLAY

MODE

REQUEST

(FUNCTION

13,

RECEIVE

ONLY)

NOTE

MAX

INTERVAL

Sets

maximum

value

obtained

with

following

formula.

(The

lower

bits

the

twos

complement.)

(Top

key)

(Org

key)

•«-

(16kHz)

(24kHz)

(32kHz)

(48kHz)

NOTE

SOUND

PARAMETER

MULTISOUNO

UST

REQUEST

(FUNCTION

16,

RECEIVE

ONLY)

PCM

DATA

REQUEST

(FUNCTION

14,

RECEIVE

ONLY)

PCM

DATA

DUMP

(FUNCTION

43,

SAME

FOR

TRANSMIT

AND

RECEIVE)

NOTE

MULTI

SOUND

DATA

FORMAT

dd-

ee-

•dd

bytes)

DESCRIPTION

Mutti

Sound

Name

Multi

Sound

Length

(seeg-W))

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10.

PROGRAM

NAME

LIST

REQUEST

(FUNCTION

17,

RECEIVE

ONLY)

11.

PROGRAM

NAME

UST

(FUNCTION

46,

TRANSMIT

ONLY)

12.

PROGRAM

PARAMETER

REQUEST

(FUNCTION

10,

RECEIVE

ONLY)

13.

PROGRAM

PARAMETER

DUMP

(FUNCTION

40,

TRANSMIT,

RECEIVE)

•

Program

Name

not

sent.

14.

PROGRAM

PARAMETER

CHANGE

(FUNCTION

41,

RECEIVE

ONLY)

•

bytes

for

params

46,

52.

15.

WRITE

REQUEST

(FUNCTION

11,

RECEIVE

ONLY)

16.

WRITE

COMPLETED

(FUNCTION

21,

SEND

ONLY)

17.

WRITE

ERROR

(FUNCTION

22,

SEND

ONLY)

18.

DATA

LOAD

COMPLETED

(FUNCTION

23,

SEND

ONLY)

19.

DATA

LOAD

ERROR

(FUNCTION

24,

SEND

ONLY)

[4]DATA

FORMAT

REFERENCE

(DADDRESS.

LENGTH

DATA

FORMAT(6

Bytes)

Byte

2nd

3rd

4th

5th

6th

LSB

bl8=MSB

-261885

(address)

-261886

(length)

Not

Used

(2)PCM

DATA

FORMAT

Bytes)

Byte

2nd

Byte

LSB

bll=MSB

max)

2048

(0)

4095

max)

•

Not

Used

(3)CHECK

SUM

Byte)

Lower

bits

sum

data

after

function

before

check

sum.

(4)NAME

FORMAT

bytes)

1st

byte

1st

character;

8th

byte

8th

character.

All

characters

must

7-bit

ASCII

the

range

20H

7FH,

excluding

22H,

2AH,

and

3FH.

(5)PCM

DATA

MEMORY

MAP

Absolute

Address

26>SS5

Multi

Sound

Multi

Sound

Multi

Sound

Multi

Sound

Length

[

n=Numb€'

Mu&

Sounds

Sound

Loop

l«

Length

Sound

Length

Sound

Word

Length

m=Numbe'

Sound

Start

Address

Loop

Start

Address

•

The

multisound

parameter

SOUND

START

address

and

LOOP

START

dress

values are

different

from

those

displayed

the

DSS-1.

They

are

rather

the

relative

address

values

from

the

starting

address.

•

Absolute

addresses

are

used

the

PCM

data

dump.

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(6DSS-1

PROGRAM

PARAMETER

MAP

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NOTE:

Parameter

No.:

Parameter

number

used

for

program

parameter

change.

Offset:

Byte

offset

within

program

parameter

dump.

Numbers

within

parentheses

are

parameter

numbers

used

when

editing

within

the

DSS-1.

Must

set

for

both

oscillators

that

OSC1

OSC2

100.

DDL

TIME

Format

LOW

HIGH

The

MAX

BEND

RANGE

value

limited

the

range

12,

derived

subtracting

from

the

larger

MAX

INTERVAL

value

the

multisounds

assigned

OSC1

and

OSC2.

This

must

reset

there

change

the

multisound

MAX

INTERVAL.

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