Additional Functions / Functionality Improvements
You can check the sound using the keyboard pads on the MENU screen, function screen, and D-MOTION setting screen.
Added "rS.Sh" (Riser Shape) parameter to Riser Mode to change the shape of the envelope.
When the [ REC ] button and [ STEP ] button are lit, changing the step with the step pads [ 1 ] - [ 16 ] plays a preview.
When "St.(number)" is displayed, changing the step with the [ TEMPO/VALUE ] knob plays a preview.
When "St.(number)" is displayed, turning the knob while waiting for CLEAR MOTION will delete only the motion parameter within the selected step.
On the pattern selection screen, you can use the black keys on the keyboard pad to check the sound.
The ENV TRG setting is effective for the arpeggiator.
When the [ HOLD ] button is lit, the arpeggiator will start a new arpeggio each time you enter a chord.
All function screens can be accessed from the MENU screen and D-MOTION setting screen.
When the [ PATTERN ] button or [ STEP ] button is pressed and the knob is operated, the parameter value can be confirmed while the button is held down.
This is convenient when you want to check motion changes during playback.
Improved motion tracking.
Other functions have been added. For details, see the Owner's Manual.
Bug Fixes
The following bugs have been fixed.
When playback or recording starts, PORTAMENTO is turned off.
Display of ARPEGGIO RATE and P.SCL triplets. ("4t" - "16t" -> "8t" - "32t")
LFO Sync, Delay Sync and Riser may not work properly.
If Sub Step is set to anything other than "o", the note will always sound even if Probability is 99 or less.
When the POLY Mode is "Chd" (Chord), the Voice 2 to 4 settings saved in the pattern are not displayed correctly.
When using OSC CHOP when SUB OCT is "-2o.A", the waveform does not change continuously when Overtone is changed.
If you select a step and operate the knob to write a motion, it may be written to an unintended step.
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Download the firmware zip from the Roland support page and extract it. Connect the S-1 to a computer via USB-C. Copy S1_UPD.BIN to the root of the S-1 drive. Eject safely. Power the S-1 on with the file present to start the update. Do not disconnect or power off during the update.
The latest firmware for the Roland S-1 is version 1.02, released on 1 May 2023. FW//RADAR last checked Roland's official page on 26 Oct 2026.
How do I update the Roland S-1?
Download the firmware zip from the Roland support page and extract it. Connect the S-1 to a computer via USB-C. Full instructions on Roland's official firmware page.
Where can I download Roland S-1 firmware and drivers?
Directly from Roland's official firmware page — FW//RADAR links to the source and never hosts firmware files. Official firmware page →