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Roland EV-1-WL Connection Manual
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Roland EV-1-WL Connection Manual

Roland EV-1-WL Connection Manual

Connecting to waza tube amp expander core
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EV-1-WL Connection Guide
(Connecting to WAZA Tube Amp Expander Core)
© 2025 Roland Corporation
This guide explains how you can use
Bluetooth
MIDI over
wirelessly pair (connect) the EV-1-WL to the
WAZA Tube Amp Expander Core.
"Pairing" means registering a MIDI device with the
EV-1-WL (making the two devices recognize each
other).
After pairing, you can transmit and receive MIDI data
between the EV-1-WL and your compatible device.
What is "MIDI over Bluetooth Low Energy"?
"MIDI over Bluetooth Low Energy" is the technology
used to transmit and receive MIDI messages wirelessly
by using the Bluetooth LE standard.
Low Energy to
®
01

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Summary of Contents for Roland EV-1-WL

  • Page 1 This guide explains how you can use Bluetooth MIDI over Low Energy to ® wirelessly pair (connect) the EV-1-WL to the WAZA Tube Amp Expander Core. “Pairing” means registering a MIDI device with the EV-1-WL (making the two devices recognize each other).
  • Page 2 Turn on the WAZA Tube Amp Expander Core to which the Bluetooth Audio MIDI Dual Adaptor ® (model: BT-DUAL) is connected and the EV-1-WL, and place them near each other. Long-press the pairing button on the BT-DUAL until the Bluetooth indicator blinks rapidly.
  • Page 3 Press the EV-1-WL’s [Bluetooth] button. The Bluetooth indicator on the EV-1-WL rapidly blinks white, and pairing begins. The Bluetooth indicator on the EV-1-WL stops blinking and remains lit white when pairing is finished. The WAZA Tube Amp Expander Core and EV-1-WL are now connected.
  • Page 4 WAZA Tube Amp Expander Core Editor (iOS/Android) Turn on the WAZA Tube Amp Expander Core (to which the BT-DUAL is attached) and the EV-1-WL, and place them near each other. Long-press the pairing button on the BT-DUAL until the Bluetooth indicator blinks rapidly.
  • Page 5 The Bluetooth indicator on the EV-1-WL stops blinking and remains lit white when pairing is finished, and the WAZA Tube Amp Expander Core and EV-1-WL are now connected. Rapidly press the [Bluetooth] button on the EV-1-WL twice to make the Bluetooth indicator blink blue.
  • Page 6 EV-1-WL rapidly blinks blue. Select “EV-1-WL+” from the WAZA Tube Amp Expander Core Editor app. The Bluetooth indicator on the EV-1-WL stops blinking and remains lit when pairing is finished. When the devices are correctly connected, their respective statuses are as follows.
  • Page 7 WAZA Tube Amp Expander Core, if you’ve turned off the unit with the Bluetooth indicator blinking white (disconnected), or if you performed a factory reset of the EV-1-WL, the device does not pair automatically. In this case, you must start from step 1 to configure the settings.
  • Page 8 In the WAZA Tube Amp Expander Core Editor’s MIDI SETTING, assign the CC number corresponding to the EV-1-WL setting value of the parameter you want to control. The default CC numbers set for the EV-1-WL are as shown below. Parameter MIDI CC#...