Program Parameters Program Edit Press the [Menu] button. [ K ] [ J ] Use the cursor buttons to select “PROGRAM EDIT” and press the [Enter] button. PROGRAM: Level parameter appears. Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] + Cursor...
Program Parameters Part Edit These parameters are common to analog parts and digital parts. Press the [Menu] button. [ K ] [ J ] Use the cursor buttons to select “PART EDIT” and press the [Enter] button. PART: Kbd Sw parameter appears. MEMO [01]–[04] [01]–[04]...
Page 4
Program Parameters Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] + Cursor Cursor Value [-] [+] These are templates that set all of the Scale Tune C–B settings. CUSTOM Specify the tuning individually for Scale Tune C–B. EQUAL Equal temperament JUST-MAJ...
For that reason, a number of the more typical of the JD-XA’s analog part parameters have been designed so they accept the use of Control Change (or other) MIDI messages for the purpose of making changes in their values. This provides you with a variety of means of changing the way tones are played.
Page 6
Analog Part Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] + Cursor Cursor Value [-] [+] Selects the parameter that is to be controlled when using the Matrix Control. The following parameters can be controlled. When not controlling parameters with the Matrix Control, set this to “OFF.”...
Page 7
Analog Part Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] + Cursor Cursor Value [-] [+] This specifies the time from when the tone sounds until the LFO reaches its maximum amplitude.
Page 8
Analog Part Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] + Cursor Cursor Value [-] [+] Sawtooth wave This waveform contains a sine wave fundamental plus a fixed proportion of sine wave harmonics at all integer multiples of that fundamental.
Page 9
Analog Part Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] + Cursor Cursor Value [-] [+] Fine -50–0–+50 Adjusts the pitch in steps of one cent. (OSC Fine Tune) Specifies the amount (depth) of LFO applied to PW (Pulse Width). If the Waveform has selected V (PW-SQR), you can use this slider to specify the amount of LFO modulation applied to PW PWM-Depth 0–127...
Page 10
Specifies the filter type. BYPASS The filter is bypassed. LPF1 A 4-pole filter of a circuit design often used by Roland, providing relatively standard operation. (Low Pass Filter 1) Type LPF2 A ladder filter using transistors, providing a strong character.
Page 11
Analog Part Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] + Cursor Cursor Value [-] [+] Level 0–127 This specifies the AMP Level. (Amp Level) Set this when you want the volume of the AMP to change depending on the force with which you press the keys.
Each digital part consists of three partials. While editing, you can switch parts or change the selection to multiple parts. & For details of the overall structure, refer to the “JD-XA Structure Diagram” inside the front cover of the Owner’s Manual. Press the [Menu] button.
Page 13
Digital Part Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] + Cursor Cursor Value [-] [+] Specifies the depth of 1/f modulation that is to be applied to the tone (1/f modulation is a pleasant and naturally-occurring ratio of modulation that occurs in a babbling brook or rustling wind.).
Page 14
Digital Part Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] + Cursor Cursor Value [-] [+] Key Trigger OFF, ON If this is ON, the LFO cycle will be restarted when you press a key. (LFO Key Trigger) Specifies the time from when the partial sounds until the LFO reaches its maximum amplitude.
Page 15
Digital Part Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] + Cursor Cursor Value [-] [+] (Waveform) Refer to “Digital OSC Waveform List” (p. 74). Pitch -24–0–+24 Adjusts the pitch in semitone steps. (OSC Pitch) Detune -50–0–+50...
Page 16
Digital Part Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] + Cursor Cursor Value [-] [+] Here’s how you can make the filter cutoff frequency to vary according to the key you play. Cutoff frequency (Octave) High...
Effects [ K ][ J ] [Shift] To move MFX, PART EQ, TFX1, TFX2, REVERB, or DELAY, hold down the button and use the cursor buttons. Effects Edit Press the [Menu] button. [ K ] [ J ] Use the cursor buttons to select “EFFECTS EDIT”...
Effects Part EQ Edit Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] +Cursor Cursor Value [-] [+] Switch OFF, ON EQ for each part on/off setting (Part Equalizer Switch) 16 Hz, 20 Hz, 25 Hz, 31 Hz, 40 Hz, 50 Hz, 63 Hz, Low Freq 80 Hz, 100 Hz, 125 Hz,...
Page 19
Effects TFX Parameters Parameters that are affected by Limit Mode are indicated by a symbol. Parameter Value Explanation 01: Flt+Drive (FILTER+DRIVE) A low-pass filter with overdrive. It cuts the high frequencies and adds distortion. Cutoff 0–127 Adjusts the frequency that will be cut. Resonance 0–127 Adjusts peak frequency response at the cutoff frequency.
Page 20
Effects Parameter Value Explanation 10: Pitch Sft (PITCH SHIFTER) Changes the pitch. Pitch 0–127 Adjusts the amount of pitch change. 0–127 Adjusts the amount of pitch-shifted sound that is fed back. Feedback Balance D64–63E Adjusts the volume balance between the direct sound and effect sound. 11: Voice Trans (VOICE TRANS) Processes a human voice to create a variety of characters.
Page 21
Effects Parameter Value Explanation 19: Fuzz (FUZZ) Adds overtones and intensely distorts the sound. 0–127 Adjusts the degree of distortion. Drive Tone 0–127 Adjusts the tone. 0–127 Adjusts the volume. Level 20: Octave (OCTAVE) Adds a pitch at lower octaves. -2 Oct Level 0–127 Adds a pitch two octaves below.
Page 22
Effects Parameter Value Explanation 28: Comp (COMPRESSOR) Makes the sound more consistent. Sustain 0–127 Adjusts the depth of the compressor. 0–127 Adjusts the attack. If Limit mode is on, this adjusts the release. Attack Level 0–127 Adjusts the volume. 29: Equalizer (EQUALIZER) Adjusts the volume of each frequency region.
Effects REVERB Edit Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] +Cursor Cursor Value [-] [+] Level 0–127 Adjusts the volume of reverb sound. (Reverb Level) REVERB (Reverb) Switch OFF, ON Switches the reverb on/off.
Effects DELAY Edit Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] +Cursor Cursor Value [-] [+] Level 0–127 Adjusts the volume of delay sound. (Delay Level) Switch OFF, ON Switches the delay on/off. (Delay Switch) “msec,”...
Effects MFX Parameters Type MFX Name Page (Overdrive 0 Chorus) p. 42 Od->Cho (Overdrive 0 Flanger) p. 42 The multi-effects feature 67 different kinds of effects. Some of the Od->Flg effects consist of two or more different effects connected in series. (Overdrive 0 Delay) p.
Effects 01: Equalizer 03: Low Boost (Equalizer) (Low Boost) This is a four-band stereo equalizer (low, mid x 2, high). Boosts the volume of the lower range, creating powerful lows. L in L out 4-Band EQ L in Low Boost 2-Band EQ L out R in...
Effects 05: Enhancer 07: Humanizer (Enhancer) (Humanizer) Controls the overtone structure of the high frequencies, adding Adds a vowel character to the sound, making it similar to a human sparkle and tightness to the sound. voice. L in L out 2-Band L in Enhancer...
Effects Specifications of each Speaker Type Parameter Value Explanation The speaker column indicates the diameter of each speaker unit Level 0–127 Output volume (in inches) and the number of units. Type Cabinet Speaker Microphone 10: Phaser2 (Phaser 2) SMALL 1 Small open-back enclosure Dynamic This simulates an analog phaser of the past.
Effects 12: Step Ph 13: Mlt Phaser (Step Phaser) (Multi Stage Phaser) This is a stereo phaser. The phaser effect will be varied gradually. Extremely high settings of the phase difference produce a deep phaser effect. L in L out 2-Band L in L out...
Effects 15: Ring Mod 17: Auto Pan (Ring Modulator) (Auto Pan) This is an effect that applies amplitude modulation (AM) to the Cyclically modulates the stereo location of the sound. input signal, producing bell-like sounds. You can also change the L in Auto Pan 2-Band EQ...
Effects 18: Slicer 19: Rotary 1 (Slicer) (Rotary 1) By applying successive cuts to the sound, this effect turns a This simulates a classic rotary speaker of the past. conventional sound into a sound that appears to be played as a Since the operation of the high-frequency and low-frequency rotors backing phrase.
Effects 20: Rotary 2 21: Rotary 3 (Rotary 2) (Rotary 3) This type provides modified response for the rotary speaker, with This type includes an overdrive. By distorting the sound you can the low end boosted further. produce the intense organ sound used in hard rock. This effect features the same specifications as the VK-7’s built-in L in L out...
Effects 22: Chorus 23: Flanger (Chorus) (Flanger) This is a stereo chorus. A filter is provided so that you can adjust the This is a stereo flanger (The LFO has the same phase for left and timbre of the chorus sound. right.).
Effects 24: Step Flg 25: Hexa-Cho (Step Flanger) (Hexa-Chorus) This is a flanger in which the flanger pitch changes in steps. The Uses a six-phase chorus (six layers of chorused sound) to give speed at which the pitch changes can also be specified in terms of a richness and spatial spread to the sound.
Effects 26: Tre Cho 27: Space-D (Tremolo Chorus) (Space-D) This is a chorus effect with added Tremolo (cyclic modulation of This is a multiple chorus that applies two-phase modulation in volume). stereo. It gives no impression of modulation, but produces a transparent chorus effect.
Effects 29: Dist Specifications of each Speaker Type (Distortion) The speaker column indicates the diameter of each speaker unit This is a distortion effect that provides heavy distortion. The (in inches) and the number of units. parameters are the same as for “28: Overdrive.”...
Effects 32: Limiter 34: Delay (Limiter) (Delay) Compresses signals that exceed a specified volume level, This is a stereo delay. preventing distortion from occurring. When Feedback Mode is NORMAL: L in L out Limiter 2-Band EQ Balance D 2-Band L in L out R in R out...
Effects 35: Mod Delay 36: 3Tap Delay (Modulation Delay) (3 Tap Pan Delay) Adds modulation to the delayed sound. Produces three delay sounds; center, left and right. Balance D 2-Band When Feedback Mode is NORMAL: L in L out Balance D Left Tap Balance W 2-Band...
Effects 37: 4Tap Delay 38: Mlt Tap Dly (4 Tap Pan Delay) (Multi Tap Delay) This effect has four delays. This effect provides four delays. Each of the Delay Time parameters can be set to a note length based on the selected tempo. You can Balance D also set the panning and level of each delay sound.
Effects 39: Rvs Delay 40: Tm Ctrl Dly (Reverse Delay) (Time Ctrl Delay) This is a reverse delay that adds a reversed and delayed sound to A stereo delay in which the delay time can be varied smoothly. the input sound. A tap delay is connected immediately after the Balance D reverse delay.
Effects 44: 2Voice PS (2 Voice Pitch Shifter) Parameter Value Explanation This shifts the pitch of the original sound. This can add two pitch High Gain -15–+15 dB Amount of high-range boost/cut shifted sounds to the original sound. D100:0W– Volume balance between the direct Balance # D0:100W sound (D) and the effect sound (W)
Effects 45: Od->Cho 47: Od->Dly (Overdrive 0 Chorus) (Overdrive 0 Delay) L out L out L in L in Balance D Balance D Balance W Balance W Overdrive Chorus Overdrive Delay Balance W Balance W Feedback R in R out R out R in Balance D...
Effects 49: Dist->Flg 50: Dist->Dly (Distortion 0 Flanger) (Distortion 0 Delay) Balance D L out L in L out L in Balance D Balance W Feedback Balance W Distortion Delay Distortion Flanger Balance W Balance W Feedback R in R out R in R out Balance D...
Effects 51: OD/DS->TWah 52: OD/DS->AWah (OD/DS 0 Touch Wah) (OD/DS 0 Auto Wah) L in L in L out L out Overdrive/ Touch 2-Band Overdrive/ Auto 2-Band Distortion Simulator Distortion Simulator R in R in R out R out Parameter Value Explanation Parameter...
Effects 53: AmpSim->Cho Specifications of each Speaker Type (Guitar Amp Sim 0 Chorus) The speaker column indicates the diameter of each speaker unit Balance D (in inches) and the number of units. L out L in Type Cabinet Speaker Microphone Balance W SMALL 1 Small open-back enclosure...
Effects 54: AmpSim->Flg Specifications of each Speaker Type (Guitar Amp Sim 0 Flanger) The speaker column indicates the diameter of each speaker unit Balance D (in inches) and the number of units. L out L in Feedback Type Cabinet Speaker Microphone Balance W SMALL 1...
Effects 55: AmpSim->Ph Specifications of each Speaker Type (Guitar Amp Sim 0 Phaser) The speaker column indicates the diameter of each speaker unit L in L out (in inches) and the number of units. Speaker Phaser Type Cabinet Speaker Microphone SMALL 1 Small open-back enclosure Dynamic...
Effects 56: AmpSim->Dly Specifications of each Speaker Type (Guitar Amp Sim 0 Delay) The speaker column indicates the diameter of each speaker unit (in inches) and the number of units. Balance D L out L in Type Cabinet Speaker Microphone Balance W Pre Amp Delay...
Effects 57: EP->Tre 58: EP->Cho (EP Amp Sim 0 Tremolo) (EP Amp Sim 0 Chorus) L in Balance D L out L out L in EP Amp Speaker Tremolo Balance W EP Amp Speaker Chorus R in R out Balance W R in R out Balance D...
Effects 59: EP->Flg 60: EP->Ph (EP Amp Sim 0 Flanger) (EP Amp Sim 0 Phaser) L in L out Balance D L out L in Feedback Speaker Phaser Balance W EP Amp Speaker Flanger R in Resonance R out Balance W R in R out Balance D...
Effects 61: EP->Dly 62: Eh->Cho (EP Amp Sim 0 Delay) (Enhancer 0 Chorus) Balance D L in L out Enhancer L out Balance D L in Balance W Time Ctrl Balance W Chorus Delay EP Amp Speaker Balance W Balance W R in Feedback R in...
Effects 64: Eh->Dly 65: Cho->Dly (Enhancer 0 Delay) (Chorus 0 Delay) Balance D L in L out Enhancer L in L out Balance D Balance D Balance W Balance W Balance W Delay Chorus Delay Balance W Feedback Balance W Balance W Feedback R in...
Effects 66: Flg->Dly (Flanger 0 Delay) Parameter Value Explanation 0.05–10.00 Hz, Modulation frequency of the chorus Cho Rate # Balance D note effect (Chorus Rate) L in L out Balance D Modulation depth of the chorus Feedback Chorus Depth 0–127 Balance W effect Balance W...
Effects About the STEP RESET Function Controlling an MFX via MIDI (MFX CONTROL) 04: Step Filter You can use MIDI messages such as control change messages to “MFX control the principal MFX parameters. This capability is called 18: Slicer CONTROL (multi-effects control).” The above types contain a sixteen-step sequencer.
Mic Edit Press the [Menu] button. [ K ] [ J ] Use the cursor buttons to select “MIC EDIT” and press the [Enter] button. Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] + Cursor Cursor...
Page 56
MIC MODULATION (if “MOD” is selected as the MIC Mode) Menu Parameter Value Explanation [ K ] [ J ] [ K ] [ J ] [Shift] [-] [+] + Cursor Cursor Value Here you can specify the parameter that is controlled by the mic modulation function. The following parameters can be controlled.
MIDI Control MIDI Control Operations on the JD-XA’s panel can be transmitted as MIDI messages from the MIDI OUT connector or USB MIDI OUT. Press the [MIDI CTRL] button to turn it on. According to your keyboard performance or panel operations, MIDI messages are output on eight channels (default setting: channels 9–16) different than the channels used by the analog parts and digital parts.
MIDI Control Parameter Value Section Explanation [ K ] [ J ] Cursor Value [-] [+] A-OSC1 A-OSC2 Drive Cutoff Resonance Key Follow CC01-CC31 Filt Env CC33-CC127 MIDI CTRL Filt A Specify the MIDI message that is assigned to each knob or slider. (MIDI Control) BEND Filt D...
Arpeggio Using the Arpeggio Function Turning Arpeggio On/Off Press [Arpeggio] to turn the arpeggio function on. Hold down a chord on the keyboard. [Arpeggio] To turn the arpeggio function off, press the button once again to make it go dark. The Arpeggio Switch parameter of each part specifies which part(s) will play arpeggios.
Page 60
Arpeggio Selecting the upward/downward variation (Motif) You can specify how notes are sounded if you hold down more keys than the number of notes specified by the arpeggio. * If you hold down fewer keys than the number of notes in the arpeggio, the highest key you press is sounded. Value Explanation Up (L)
Arpeggio Selecting an Arpeggio Template Press the [Arpeggio] button. The arpeggio function turns on, and the ARPEGGIO screen appears. [Shift] [Arpeggio] By holding down the button and pressing the button, you can access the ARPEGGIO screen without turning the function on/off. [ K ] [ J ] Use the Cursor buttons to select...
Arpeggio Using the [01]–[16] buttons, turn “On” the button of each step that you want to input. 5 If you once again press a button that is “On,” “Off.” it turns 5 You can’t turn “On” a step that is beyond the specified number of steps. 5 If you want to use the [01]–[16] [Shift]...
Pattern Sequencer The pattern sequencer lets you record keyboard performance and Changing the Tempo knob operations, and play them back repeatedly. When you record, the currently selected part is recorded. Here you can specify the tempo of the arpeggio or the pattern The pattern time signature is 4/4.
Pattern Sequencer Use the [-] [+] buttons to choose what you want to erase, Parameter Explanation [Enter] and then press the button. [ K ] [ J ] Cursor The chosen data is erased while you hold down the button. Quantize is a function that automatically corrects inaccuracies in the timing at which you play the keyboard, tightening-up the MEMO...
Controlled by the Step Buttons” Specifies the output destination of each track. (p. 65). INT: The track plays the JD-XA's internal sound generator. EXT: The track plays an external sound module connected to the MIDI OUT/USB COMPUTER port. Playing Patterns...
Pattern Sequencer EXPORT_SMF folder Exported SMF files are saved here. IMPORT folder Files that you want to import to the JD-XA should be copied here. (File name).SVD :Tone import (File name).MID :SMF import ROLAND folder JD-XA programs and backup data are saved here.
CC Assignments Analog Part The MIDI messages corresponding to each controller are shown below. Even for the same controller, the MIDI channel that is output will change depending on the part that you select. The MIDI messages that are output will also change depending on the LFO1/2 and PITCH ENV1/2 selection. [Rate] knob A-OSC2...
CC Assignments Digital part: The MIDI messages corresponding to each controller are shown below. Even for the same controller, the MIDI channel that is output will change depending on the part that you select. The MIDI messages that are output will also change depending on the partial 1/2/3 selection. [Rate] knob D-OSC...
CC Assignments MIDI CTRL Parts The MIDI messages (default values) corresponding to each controller are shown below. Even for the same controller, the MIDI channel that is output will change depending on the part that you select. MIDI CTRL lets you assign controllers to the knobs and sliders (p. 57). [Rate] knob OSC1...
Digital OSC Waveform List Wave Name Wave Name Wave Name Wave Name SAW-A Lead Wave 3 Digi Wave 2 OrganWave 8 SQR-A Lead Wave 4 Digi Wave 3 Org Basic 1 PW-SQR-A Lead Wave 5 DIGI Bell Org Basic 2 TRI-A SqrLeadWave DIGI Bell +...
Page 75
Digital OSC Waveform List Wave Name Wave Name Wave Name Wave Name Nasty Gtr Dow fall 2 Metal Vox 2 JP-8StringsR E.Gtr Loop Bass Thum Metal Vox 2+ Revalation Overdrive 1 Strings 1 Metal Vox 3 Boreal Pad L Overdrive 2 Strings 2 Metal Vox 3+ Boreal Pad R...
Page 76
Digital OSC Waveform List Wave Name PipeChatter3 JP Hollow L JP Hollow R VoiceHeavenL VoiceHeavenR Atmospheric Air Pad 1 Air Pad 2 Air Pad 3 ChrdOfCnadaL ChrdOfCnadaR Fireflies NewJupiter 1 NewJupiter 2 NewJupiter 3 NewJupiter 4 NewJupiter 5 Pulsatron JazzyBubbles SynthFx 1 SynthFx 2...
Need help?
Do you have a question about the JD-XA and is the answer not in the manual?
Questions and answers