Connecting A Footswitch; Connecting A Volume Pedal; Connecting External Midi Devices - Yamaha A1000 Quick Start Manual

After the driver is installed and initialization is finished, you can choose
USB MIDI Keyboard in the device menu of the software to transfer
MIDI data.
Note:
Do not select USB MIDI Keyboard in both of input and output settings
together, otherwise the sound overlaps.

Connecting a Footswitch

An optional footswitch can be plugged into the sustain jack and be
used to switch sustain on or off. Simply by pressing a sustain
footswitch, you will have a natural sustain as you play.

Connecting a Volume Pedal

An optional volume control can be plugged into the volume jack for
adjusting the volume of sound.

Connecting external MIDI devices

You can use standard MIDI cables to connect external MIDI devices.
MIDI IN: Receive MIDI message from an external MIDI device.
MIDI OUT: Transmits MIDI message generated by the instrument.
MIDI THRU: Simply relays the MIDI message received at MIDI IN.
Note:
To avoid damages, please be sure to turn off the power switches
before you disconnect the related devices from the keyboard.
The default MIDI I/O device is USB, so please first set this device as
MIDI, and then connect to the external MIDI device. (The setting
operation see Global Setting-MIDI IN/OUT.)
aw_A1000_QuickStartGuide_G11_141201_PA
2014 12 1 16:09:27
Connections
MIDI IN MIDI OUT
MIDI OUT MIDI IN
1 2 1 2
100
95
75
25
5
0
9