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How to know the version
Before you start, check the system program version of your JX-03.

1. Hold down [ 8 ] button switch on the power to the unit.
2. Check the illumination of the indicators to determine the current version.
   If the indicators are not lighted as shown below, carry out the update.
   * If the pattern of lighted is as follows, the system is at the latest version. No update operation is necessary.
   
   • The [ 8 ] button is lighted.
   • The [ 12 ] button is lighted.
   • The [ 16 ] button is lighted.
3. After checking version of the product, power off the JX-03 without performing any button operation.

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Update history
[ Ver.1.11 ] OCT 2016
Bug Fix
The following bug was fixed.

• When successive Program Change messages having different MIDI channels are received, the patch does not change.

[ Ver.1.10 ] AUG 2016
Additional Function

• Transmission and reception of parameters using Control Change is supported.

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What you will need to update your JX-03

• JX-03
• Micro USB cable (Dedicated charging cables cannot be used.)
• A computer with a USB connector ( Windows, Mac OS X )

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Caution when performing the update

• Never apply this update data to any product other than the JX-03. This update data may destroy the data or system program of other products.
• Never power-off your JX-03 while the update is in progress!
  If a power failure or similar accident occurs during the update process, the JX-03 won’t be able to start up in normal operating mode. This will require servicing, so you will need to contact Roland service center near you if this occurs.
• We regret that we are unable to answer questions regarding the update procedure using this system program. Please perform the update responsibly, following the directions given in this document.

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Getting the update file

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Procedure for the update
Caution

• You must not rename the extracted file.
• Never turn off the JX-03's power while the update is in progress. Otherwise the system program or the JX-03 itself may be destroyed.

Please install the extracted system program file into your JX-03 according to the following procedure.

1. Connect the computer to the JX-03's USB port by a USB cable.
2. Hold down Pad [ MANUAL ] and switch on the power.
3. Open the "JX-03" drive folder in your personal computer.
4. Copy BQ_UPD.BIN in the "boutique_sys_111" folder into the "JX-03" drive by dragging and dropping it.
   * Do not copy the "boutique_sys_111" folder.
5. After copying the file is completed, remove the USB drive from the personal computer.
   With Windows 10 / 8 / 7
   
   Right-click on the "JX-03" icon in My Computer and execute "Eject."
   With Mac OS X
   
   Drag the "JX-03" icon to the Trash icon in the Dock.
6. Press the Pad [ MANUAL ] button to start updating the file.
   During the update, the [1] through [16] buttons indicate the progress.
   When the [ MANUAL ] button lights up, the update is complete.
7. Turn the JX-03 power off.

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