Midi, Key functions, Pitch control function (tuning) – KORG Digital Piano SP-170 User Manual

Page 6: Using the midi out jack, Changing the midi channel

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6

Pitch Control function (Tuning)

You can adjust the tuning of the SP-170 in half-step (0.5) Hz intervals over a range of

427.5 - 452.5 Hz (Hertz) by using the E5 and F5 keys.
• While pressing and holding down the A#7, B7, and C8 keys (on the right end of the

keyboard), press the E5 key repeatedly to lower the pitch in 0.5Hz steps, or the F5

key repeatedly to raise the pitch in 0.5Hz steps.

• To reset the pitch to 440Hz, press and hold down the A#7, B7, and C8 keys, and

press the E5 and F5 keys simultaneously.

The default setting (when you turn on the unit) is A4=440Hz.

MIDI

Using the MIDI OUT jack

The MIDI OUT jack transmits MIDI messages. When you play the keyboard, the MIDI

messages will be output to control (e.g, play the sound of) an external MIDI device.

Use an optional MIDI cable to connect the MIDI OUT jack of the SP-170 to the MIDI IN

jack of an external MIDI device.

Changing the MIDI channel

If you're using the SP-170 as a controller to play the sound from a connected MIDI de-

vice, the MIDI channel of the SP-170 must match that of the external MIDI device.

To change the MIDI channel (1-16) that MIDI data is being transmitted from via the

MIDI OUT jack on the rear panel, press and hold down the A#7, B7, and C8 keys simul-

taneously, and press one of the keys ranging from C4 to D#5. The default MIDI channel

(when you turn on the unit) is “1.”

Transmitting Program Change and Control Change messages

You can change the program number of the connected MIDI device from the SP-170.

When you select a preset sound on the SP-170 (see “Playing Different Sounds” on page 4),

it transmits a MIDI Program Change number (PC#) as shown in the table on the left. To

disable this transmission (DIS), press and hold down the A#7, B7, and C8 keys simulta-

neously, and press the G#3 key. To enable this transmission (ENA), repeat the previous

procedure but press the A3 key instead.

The SP-170 also transmits Control Change messages to control Damper (CC64), Bank Se-

lect (CC64), etc. of the connected MIDI device. To disable this transmission (DIS), press

and hold down the A#7, B7, and C8 keys simultaneously, and press the A#3 key. To enable

this transmission (ENA), repeat the previous procedure but press the B3 key instead.

The default setting (when you turn on the unit) is ENA (transmitted) for both Program

and Control Change messages.

Key Functions

[ ]* indicates MIDI Note number.

Here's how to make fine adjust-
ments to the pitch.
When you're playing together
with other instruments, you can

use this method to fix any slight
differences in pitch between in-
struments.

Program Change Table

BANK# PC#

Sound

0

0

Piano 1

0

1

Piano 2

0

4

E. Piano 1

0

5

E. Piano 2

0

6

Harpsi

0

7

Clav

0

11

Vibraphone

0

19

P. Organ

0

16

E. Organ

0

48

Strings

CC0: Bank Select (MSB) for
each sound is assigned to 121.

C1[24]*

C2[36]*

C3[48]*

C4[60]*

C7[96]*

C8[108]*

C5[72]*

E5

F5

B3

A3

E5

G5 C6[84]*

D2

B0

E2

F2

2

4

5

7

9

10

12

14

16

16

8

6

11

13

15

3

1

2

4

5

7

9

10

8

6

3

1

Down Up

Reverb On/Off

Chorus On/Off

Enabling/Disabling

Program Change

transmission

Enabling/Disabling

Control Change

transmission

Preset Sounds (

C7–A7

)

Demo Songs (

C6–A6

)

Key Touch

Std.

Transpose (

F

2–F3

)

Light

Heavy

MIDI

Pitch

DIS

DIS

ENA

ENA

Of

f

Of

f

On

On

Piano 1

E. Piano 1

Clav

Vibraphone

P. Organ

E. Organ

Strings

Piano 2

E. Piano 2

Harpsi

F

G

A

C

D

G

A

B

C

D

E

F

Of

f

On

A

5

A

0

G

3

A

3

G

5

Settings

Press

these

simul-

taneously

Confirmation sound On/Off

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