Esoteric Grandioso D1X Firmware Update Manual

Grandioso D1X
Model covered
Grandioso D1X
Equipment used
Windows computer (with built-in USB 2.0 port)
Micro USB cable
o Cables designed only for charging cannot be used. Always use a
micro USB cable that supports data transmission.
Supported operating systems
Windows 8 (32/64-bit)
Windows 8.1 (32/64-bit)
Windows 10 (32/64-bit)
(as of February, 2020)

1. Preparation

A micro USB cable is necessary to update the firmware. Use a
commercially-available micro USB cable.
Download the DFU driver and updaters to any location on the
computer from the following download link.
o Double-click the downloaded files to decompress them.
https://www.esoteric.jp/en/product/d1x/download
DFU driver
o Win_DFU_driver.exe
Updaters
o D1X_IFvxxx_updater.exe
o MQA_vxxxxxx_updater.exe
IMPORTANT NOTICE
Different firmware update programs are made for every
model. Execution of a firmware update program for a different
model will make the Grandioso D1X unusable.
NOTE
The screens used in these instructions are from Windows 10.
Microsoft and Windows are either registered trademarks or trade-
marks of Microsoft Corporation in the United States and/or other
countries.
Other company names and product names in this document are
the trademarks or registered trademarks of their respective owners.
Firmware update manual

2. Install the DFU driver

After installing this on the computer once, installing it again will not
be necessary. Proceed to "3. Update the I/F firmware"
1
Double-click Win_DFU_driver.exe.
2
When "Press any key to continue..." appears,
press the Enter key.
Display example
* DFU driver for "Windows10 32bit" will be installed.
Press any key to continue...
NOTE
If a "User Account Control" pop-up message appears during
installation, click "Yes".
3
When the Device Driver Installation Wizard
appears, click "Next".
4
Click "Finish".
1