Boss ME-90 Reference Manual
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Boss ME-90 Reference Manual

Guitar multiple effects
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Reference Manual
Contents
Panel descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Top panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Rear panel (connecting your equipment) . . . . . . . . . . . . . . . . . . . . . .3
Installing the batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Outputting sound . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Turning the power on/off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Turning the power on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Turning the power off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Setting the connected device type . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Selecting a guitar amp type (output select) . . . . . . . . . . . . . . . . . . .4
Adjusting the volume (output level) . . . . . . . . . . . . . . . . . . . . . . . . . .4
Tuning your guitar (tuner) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Effect signal chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Saving/recalling sounds (memory mode) . . . . . . . . . . . . . . . . . 6
How the patches are configured . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Switching between manual/memory mode . . . . . . . . . . . . . . . . . . .6
manual mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Selecting a sound (patch) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Checking the knob positions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Saving a sound (patch write) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Useful functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Performing with phrase loops . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Setting the pedal function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Configuring the pedal operations . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Connecting to and using an external effect unit via the SEND/
© 2023 Roland Corporation
RETURN jacks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Calibrating the expression pedal . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Connecting to your computer via USB . . . . . . . . . . . . . . . . . . . 12
Installing the USB driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
USB audio settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
ME-90 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Wireless connection with a mobile device . . . . . . . . . . . . . . . 14
Attaching the BT-DUAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
®
Registering a mobile device (pairing) . . . . . . . . . . . . . . . . . . . . . . . 14
Connecting an already-paired mobile device . . . . . . . . . . . . . . . . 15
Disabling Bluetooth functionality . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Connecting to the app . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Parameter list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Main specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
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  • Page 1: Table Of Contents

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 Controlling the ME-90 from a mobile device app . . . . . . . . . . . . . 15 Selecting a sound (patch) .

  • Page 2: Panel Descriptions

    Switches between banks and patches when the unit is in memory ME-90. mode. In manual mode, this turns each effect on/off. * For details on the effect parameters, refer to the “ME-90 Parameter When in memory mode Guide” (Roland website).

  • Page 3: Rear Panel (Connecting Your Equipment)

    You can connect an external effect unit between the SEND jack Install the batteries into the battery case at – and RETURN jack, and use it as one of the ME-90’s effect units (p. the bottom of this unit. Make sure that the 11).

  • Page 4: Outputting Sound

    (1–12). from the OUTPUT and PHONES jacks or not. When the audio * For details on the amp types, refer to the “ME-90 Parameter Guide” output is on, you can use the expression pedal to adjust the (Roland website).

  • Page 5: Effect Signal Chain

    The signal chain is automatically optimized to match the effect type that’s selected. You can insert the SEND/RETURN after the preamp. For details, refer to “Configuring the device overall (system settings)” (p. 16). * For details on the effect parameters, refer to the “ME-90 Parameter Guide” (Roland website). Effect Explanation Lets you achieve various effects using the expression pedal on this unit.

  • Page 6: Saving/Recalling Sounds (Memory Mode)

    Press the [BANK É] or the [BANK Ç] pedal. A combination of effects and the parameter settings is called a “patch”. The ME-90 can store 72 different patches. These patches are organized by bank and number as shown below. Preset bank 9 Select a bank number to switch to.

  • Page 7: Configuring What Happens When Switching Banks

    Saving/recalling sounds (memory mode) Press the [WRITE] button again. Configuring what happens when switching All sound settings except for OUTPUT LEVEL are saved. banks MEMO ¹ You can write patches in either manual mode or memory mode. For switching banks using the [BANKÉ] [BANKÇ] pedals, you can select whether to instantly switch to the next patch, or instead to ¹...

  • Page 8: Useful Functions

    DELAY WARP * TWIST * GLITCH * * These effects can be selected from the ME-90 dedicated app, Press the [DELAY] pedal two or more times, in time “BOSS TONE STUDIO for ME-90” (p. 12). with the tempo. Hold down the [MOD] or [DELAY] pedal for two or The delay timing is set according to the interval in which you press the pedal.

  • Page 9: Performing With Phrase Loops

    Useful functions Press the [DELAY] pedal again. Performing with phrase loops Recording ends. Once recording ends, your recorded content plays back in a loop (the pedal indicator lights up blue). You can record up to 38 seconds of a performance and play back the recorded section over and over.

  • Page 10: Configuring The [Ctl] (Control) Pedal Functions

    (TOGGLE), or whether the effects are only applied while the pedal is being pressed (MOMENTARY). In memory mode on the ME-90, you can use the [CTL] pedal to turn multiple effects on/off at once, or instantly switch the value of a specified effect setting knob (one knob only) to a specific value.

  • Page 11: Return Jacks

    RETURN jack, and use it as one of the ME-90’s effect units. If you experience issues such as the expression pedal switch not To do this, connect the SEND jack to output the ME-90’s sound to the responding or not being able to fully minimize the sound with the input of your effect unit.

  • Page 12: Connecting To Your Computer Via Usb

    You can use the dedicated driver to record, playback and edit audio Switches between outputting the input with high quality at a stable timing, as well as control the ME-90 via USB LOOPBACK audio from the computer to USB OUT MIDI data.

  • Page 13: Loading Ir Data To Use This Unit As A Speaker Simulator

    Response) data into this unit for simulating speakers. Download the dedicated IR loader from the BOSS website. https://www .boss .info/support/ See “Using the ME-90 IR Loader” (Roland website) for how to load the data. You can select the speaker simulator by pressing the [1] [2] [3] [4] pedals while holding down the [EDIT] button.

  • Page 14: Wireless Connection With A Mobile Device

    Audio MIDI Dual Adaptor (BT-DUAL) to the Listening to sound via wireless ME-90 to wirelessly play back music on your mobile device, or to edit the effects of this unit from the app on your mobile device. connection with a mobile device...

  • Page 15: Connecting An Already-Paired Mobile Device

    MEMO * Make the connection from the app’s settings, not from your ¹ If you were unable to connect using the steps above, tap “ME-90 mobile device’s Bluetooth settings. Audio”, displayed in the Bluetooth device screen of the mobile device.

  • Page 16: Configuring The Device Overall (System Settings)

    ME-90’s effects. distinguish (only red, yellow and LED illumination color blue). The sound of the ME-90 is not output to the PHONES jack and the This mode is intended for users USB DIRECT MONITOR OUTPUT jacks.

  • Page 17: Restoring The Factory Settings (Factory Reset)

    Restoring the factory settings (factory reset) You can restore the settings of the ME-90 aside from the expression pedal calibration settings (p. 11) to their factory settings. This includes the user patches, reference pitch for the tuner, how the knobs respond and so on.

  • Page 18: Appendix

    Calibrate the expression pedal (p. 11). Can’t save a phrase you created using phrase You can’t save phrases you created using the phrase loop feature on the ME-90. loop You may not be able to connect via Bluetooth Can’t connect to an Android device via...

  • Page 19: Main Specifications

    48 kHz 24 bits + AF method AD Conversion AF method (Adaptive Focus method) This is a proprietary method from Roland & BOSS that vastly improves the signal-to-noise (SN) ratio of the AD and DA converters. DA Conversion 24 bits...

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