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Proper display is not possible on grayscale devices.
Notes about this Operation Manual You might need this manual in the future. Always keep it in a place where you can access it easily. The contents of this document and the specifications of the product could be changed without notice. •...
Terms used in this manual Patch memory Patch memories store effects and amps used, effect on/off states and parameter setting values, allowing easy recall. Effects are saved and recalled in units of patch memories. A single patch memory can include up to 6 effects plus 1 pedal effect.
Contents Notes about this Operation Manual........................2 Terms used in this manual............................3 G2 FOUR/G2X FOUR structure..........................6 Signal flow..................................6 Memory overview (patch memories)........................8 Functions of parts............................... 9 Top....................................9 Back....................................10 Side....................................11 Screens that appear on the display........................12 Memory Screen................................12 Effect Screen................................13...
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Looper operations..............................71 Using audio interface functions..........................76 Installing drivers................................ 76 Connecting with a computer, smartphone or tablet...................77 Operating the G2 FOUR/G2X FOUR from a smartphone/tablet.................78 Making unit settings..............................79 Selecting the type of connected equipment......................79 Setting the AUTO SAVE function..........................80 Setting the ECO mode..............................
G2 FOUR/G2X FOUR structure Signal flow INPUT G2 FOUR/G2X FOUR Patch memory Amp/ Looper Rhythm Master Speaker Effect Effect Effect cabinet Tuner Master volume USB OUTPUT DATA REC DATA USB Audio AUX IN OUTPUT PHONES ❶ Patch memory The input guitar sound passes through effects, followed by amp and speaker cabinet models, in order.
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❺ Tuner (→ Using the Use this to tune the connected guitar. tuner) ❻ Master volume This adjusts the overall volume. This setting is retained even when the patch memory is changed. (→ Adjusting the overall tonal character and output level) ❼ USB AUDIO (→ Using Data can be exchanged with computers and smartphones using the audio interface function.
Memory overview (patch memories) Patch memories These store the effects used, their order, on/off states and parameter settings. Effects can be saved and recalled in patch memory units. 300 patch memories can be stored.
Functions of parts ❶ Direction buttons Use these to select patch memories and effects, for example. They can be operated by foot. ❷ Display This shows information, including the names of the selected patch memory and its effects along with their parameter values.
OUTPUT jacks Connect a guitar amp or powered monitors here. ❹ CONTROL IN jack (G2 FOUR only) Connect an expression pedal (ZOOM FP02M) here, and use it to adjust a pedal effect. ❺ POWER switch This turns the power on/off.
By using Handy Guitar Lab, you can manage patch memories and edit and add effects, for example, from a smartphone or tablet. This supports operation on USB bus power. ❷ PHONES output jack Connect headphones here. HINT: Handy Guitar Lab for G2 FOUR can be downloaded from the App Store and Google Play.
Screens that appear on the display The G2 FOUR/G2X FOUR is operated with buttons and knobs while viewing the display. This section explains the screens shown on the display. Memory Screen This opens when the power is turned on. This shows patch memories, allowing them to be selected for performing and editing.
Effect Screen Patch memories can be edited. ❶ Effects This shows the effects in the selected patch memory. to select effects. The selected effect will appear slightly raised. ❷ Name of current patch memory ❸ Effects that are being shown Up to 3 effects can be shown on the display.
Library Screen Effects in patch memories can be changed. ❶ Selected effect The selected effect is shown larger and in the center. ❷ Effect list Effects in the same category are lined up vertically. Use to select effects in the same category.
MENU Screen Various G2 FOUR/G2X FOUR settings can be made on this screen. ❶ Setting items to select the setting items shown with icons. ❷ Footswitches Press footswitches – that correspond to the icons shown on the screen to open their settings screens.
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(→ Copying and saving patch patch memories) memories) Select the type of equipment Turn the automatic saving function (→ Setting the AUTO SAVE connected to the G2 FOUR/G2X on/off. (→ Selecting the type FOUR output. function) of connected equipment) Turn the pre-selection function Turn the ECO mode on/off.
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to select a setting. Press This confirms the setting and returns to the Memory Screen Effect Screen.
Adjust the volume on the connected device. ❸ AC adapter (ZOOM AD-16) ❹ Powered monitors ❺ Guitar amp ❻ Expression pedal (ZOOM FP02M) (G2 FOUR only) A pedal can be used to control effects. ❼ Computer (Mac/Windows), smartphone or tablet Connect with a USB cable (Type-C).
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Headphones HINT: The Handy Guitar Lab for G2 FOUR app (iOS/iPadOS/Android) can be used to manage patch memories and to edit and add effects. Handy Guitar Lab for G2 FOUR can be downloaded from the App Store and Google Play.
To prevent noise and malfunction, connect powered monitors or a guitar amp before turning the power on. to ON. This turns on the G2 FOUR/G2X FOUR and opens the Output Setting Screen. to select the type of output, and press...
Raise the volume of the amp or powered monitors. ECO mode overview: • By default, ECO mode is set to ON, so the power will automatically turn off if no use occurs for 10 hours. (→ Setting the ECO • ECO mode can also be turned OFF. mode) Turning the power off...
Adjusting the overall tonal character and output level The volume and tonal character of sound output from the G2 FOUR/G2X FOUR can be adjusted. Press to open the Memory Screen. Turn to adjust the tonal character and volume of the output sound.
Switching patch memories while playing (Memory Screen) The G2 FOUR/G2X FOUR manages effects in patch memories. Up to 6 effects plus 1 pedal effect can be added to a patch memory, and their on/off states and parameter settings can be saved in it.
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• The patch memories shown on the Memory Screen can be selected directly by pressing footswitches – The indicator for the selected patch memory lights. HINT: • Up to 300 patch memories can be created. • The PRESELECT function can be used when the Memory Screen is open.
Using the PRESELECT function The PRESELECT function can be used when the Memory Screen is open. When the PRESELECT function is ON, using will put the patch memory change into standby until footswitch – is pressed to confirm the change. This makes it possible to switch directly to a patch memory that is not near the current one during live performance.
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Press to turn it on/off. Setting Explanation This turns on the PRESELECT function. This turns off the PRESELECT function. Press This confirms the setting and returns to the Memory Screen Effect Screen.
Selecting patch memories when the PRESELECT function is on On the Memory Screen, press to select the patch memory to use next. Example: Patch memory 012 selected when playing patch memory 001 The indicator blinks for the footswitch that corresponds to the patch memory selected for use next in this case).
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Press the footswitch ( – ) with the blinking indicator to confirm the selection. The patch memory will switch when – is pressed, and the indicator for the corresponding footswitch will light (not blinking).
Editing effects (Effect Screen) Use the Effect Screen to work with effects, including, changing them and adjusting their parameters. Patch memories can be edited. Saving changes: • When the AUTO SAVE function is ON, changes to patch memories will be automatically saved. (This (→ Setting the AUTO SAVE function is ON by default.) function)
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Press This opens the Effect Screen for the selected patch memory. HINT: Press to return to the Memory Screen.
Turning effects on/off On the Effect Screen, the effects and amp used in the patch memory are shown on the display and can be turned on and off using the footswitches. (→ Opening the Effect Open the Effect Screen for the patch memory with the effect to be turned on/off Screen).
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HINT: Some effects assign special functions to footswitches. (This includes effects that turn on only while the footswitch is being pressed, for example.) Special functions can be selected on the Effect Editing Screen. (→ Footswitch special functions)
Replacing effects Effects in a patch memory can be replaced with other effects as desired. (→ Opening the Effect Open the Effect Screen for the patch memory with the effect to be replaced Screen). to select the effect to be replaced. Press This opens a list of effects (the Library...
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HINT: Turning will open the Effect Editing Screen where parameters for the selected effect can be adjusted. (→ Adjusting effect parameters) Press The selected effect or amp will replace the previous one and the Effect Screen will reopen. NOTE: • If an effect in a patch memory has been deleted from Handy Guitar Lab, the deleted effect will appear as and be disabled.
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Note about the number of effects in patch memories The G2 FOUR/G2X FOUR can be used to freely combine 6 effects plus 1 pedal effect. If the processing capability limit is exceeded, however, a “PROCESS OVERFLOW” warning will appear and effects will be...
Adjusting effect parameters The individual effects used in patch memories can be adjusted. Open the Effect Screen for the patch memory that has the effect with parameters to be adjusted (→ Opening the Effect Screen). to select the effect with parameters to be adjusted. Turn This opens the Parameter Adjustment Screen for the selected effect.
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Turn to adjust the effect parameters. After finishing adjustments, the previous screen will reopen after a moment. Amps and some other effects have more parameters, so their setting screens have two pages. Press to show the parameter to be adjusted. HINT: •...
Changing the order of effects Effects in a patch memory can be reordered as desired. (→ Opening the Effect Open the Effect Screen for the patch memory with effects to be reordered Screen). to select an effect to reorder. Press and hold to open the MENU Screen.
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to move the effect to the desired position. Press This confirms the reordering and reopens the Effect Screen.
Adjusting the tempo The tempo used by rhythms, the looper, delay effects and some modulation effects can be adjusted. Tempo is set separately for each patch memory. (→ Opening the Effect Open the Effect Screen for the patch memory with the tempo to be changed Screen).
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HINT: • The tempo can be set to 40–250 ♩ per minute (bpm). • Turning will open the Tempo Adjustment Screen where the tempo can be set. The set tempo is shown on the display. After finishing the setting, the screen will return to its previous state after a moment.
Managing patch memories Changing patch memory names (→ Switching patch memories while playing Show the patch memory with the name to be changed (Memory Screen)). Press and hold to open the MENU Screen. to select PATCH NAME, and press the corresponding footswitch ( in this example).
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to move the cursor. to insert a character. • Press and hold to change the character continuously. • Press to delete the character before the cursor. • Press and hold to delete all the characters. Press This confirms the name and reopens the Memory Screen.
Copying and saving patch memories The AUTO SAVE function is on by default. When it is off, changes, including adjustments to effects and amps, as well as volume settings, will not be saved automatically. Save changes manually in this case. Patch memories can also be saved (copied) to other locations.
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to select the patch memory to copy, and press to select the patch memory copy/save destination, and press This copies/saves the patch memory, and reopens the Memory Screen. Patch memories shown as “Empty” are currently unused. HINT: • In step 3 or 4, pressing to select “CANCEL”...
Deleting patch memories Unnecessary patch memories can be deleted. Press and hold to open the MENU Screen. to select PATCH ERASE, and press the corresponding footswitch ( in this example). This opens the PATCH ERASE screen. to select the patch memory to be deleted.
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Press to select ENTER, and press Deleted patch memories will have their contents cleared and be shown as “Empty”. HINT: In step 4, pressing to select “CANCEL” and pressing will cancel deletion and reopen the Memory Screen.
Creating patch memories New patch memories can be created. Press and hold footswitch This opens the New Screen. to select where the new patch memory will be saved, and press This creates a new patch memory and opens the Effect Screen.
Reverting patch memory changes After changing a patch memory, it can be reset to the state it was in immediately after it was selected or to the factory default state. Press and hold footswitch This opens the Revert Screen. to select the desired state. Setting Explanation PREVIOUS...
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Press This reverts the patch memory to the state selected in step 2 and reopens the Memory Screen. HINT: In step 2, pressing to select “CANCEL” and pressing will cancel the operation and reopen the Memory Screen.
Using the tuner Activating the tuner Enable the tuner to use the G2 FOUR/G2X FOUR to tune a guitar. Press and hold This activates the tuner and opens the Tuner Screen on the display. Play the open string that you want to tune and adjust its pitch.
Explanation BYPASS Effects are bypassed and the guitar sound is output. MUTE The guitar sound is not output. HINT: Adjusting the EQ and volume of a guitar amp, for example, is easier if the G2 FOUR/G2X FOUR effects are bypassed.
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Changing the standard pitch of the tuner Turn to change the standard pitch. HINT: The setting range is 430–450 Hz for middle A.
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Selecting the tuner type Turn to select the tuner type. Setting Explanation CHROMATIC The pitch detuning is shown according to the nearest note (in semitones). Other tuner types The nearest string number is shown according to the selected type, and the amount of detuning from its pitch is shown.
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Using flat tunings All strings can be tuned flat from an ordinary tuning by 1 (♭× 1 ), 2 (♭× 2 ) or 3 (♭× 3 ) semitones. Turn to set flat tuning. NOTE: Flat tuning cannot be used when the tuner type is CHROMATIC.
Using a pedal A pedal effect selected in the patch memory can be applied by operating the built-in expression pedal (G2X FOUR only) or a connected expression pedal (ZOOM FP02M) (G2 FOUR only). Setting pedal effects (→ Opening the Effect Open the Effect Screen...
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Press This changes the selected pedal effect and opens the Effect Screen. NOTE: Only one effect in a patch memory can be selected from the pedal category. With the pedal effect selected, turn to adjust its parameters. The parameters that can be adjusted depend on the pedal effect. Use the expression pedal.
Calibrating the pedal (G2X FOUR only) Calibrate the built-in expression pedal to adjust its sensitivity. Press and hold to open the MENU Screen. to select PEDAL, and press the corresponding footswitch ( in this example). This opens the Pedal Calibration Screen. When the pedal is in its unpressed state (the pedal is at its highest point), press...
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When the pedal is in its most pressed state, press Press This completes pedal calibration. The Memory Screen Effect Screen will open. HINT: • Adjust the pedal sensitivity in the following cases. - Stepping on the pedal has little effect. - The volume and tone changes greatly even when the pedal is only pressed lightly.
You can play along with built-in rhythms. Setting the rhythm effect On the G2 FOUR/G2X FOUR, one rhythm can be used as an effect, and it can be started and stopped by turning the effect on/off. Select the rhythm effect on the Effect Screen...
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Press This opens the Effect Screen. Turn to adjust the rhythm effect settings. ❶ Rhythm pattern This selects the rhythm pattern that will be played. Rhythm patterns for information about the rhythm pattern types. ❷ Pre-count This sets whether or not a count sound is played before looper recording starts. •...
Starting/stopping rhythm playback Rhythm playback can be started and stopped. to show the rhythm effect on the display. Press the – footswitch that corresponds to the rhythm effect ( in this example). Press that footswitch again to alternate between starting and stopping playback. The indicator lights during playback.
Rhythm patterns Pattern Pattern Pattern Time Sig. Time Sig. Time Sig. Name Name Name GUIDE R&B1 JAZZ2 8BEATS1 R&B2 FUSION 8BEATS2 70S SOUL SWING1 8BEATS3 90S SOUL SWING2 16BEATS1 MOTOWN BOSSA1 16BEATS2 HIPHOP BOSSA2 16BEATS3 DISCO SAMBA1 ROCK1 SAMBA2 ROCK2 POPROCK BREAKS1 ROCK3...
Setting the looper effect Various looper settings can be made. On the G2 FOUR/G2X FOUR, one looper can be used as an effect, and it can be started and stopped by turning the effect on/off. Select the rhythm effect on the Effect Screen...
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Press to open the Library Screen, and use to select the looper effect. The looper effects are in the second column from the right (or rightmost when using an amp) on the Library Screen. Choose either the MONO LOOPER or the STEREO LOOPER. NOTE: •...
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Turn to adjust the looper effect settings. See the reference links for details about the settings. ❶ Loop recording time (→ Setting the recording The recording time for the loop can be set. time) ❷ Undo function setting This turns on/off the undo function that can be used to undo the last recorded overdub of a loop. (→ Setting the UNDO function) ❸...
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Setting the recording time The recording time for the loop can be set. on the Looper Effect Setting Screen (→ Turn Setting the looper effect). Setting Explanation MANUAL Recording will continue until stopped manually or the maximum recording time is reached. ♩×1–64 This sets the value to 1 –...
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Setting the UNDO function This turns on/off the undo function that can be used to undo the last recorded overdub of a loop. on the Looper Effect Setting Screen (→ Turn Setting the looper effect). Setting Explanation This enables the UNDO function. This disables the UNDO function.
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Setting the stop mode How the looper behaves when stopped can be set. on the Looper Effect Setting Screen (→ Turn Setting the looper effect). Setting Explanation INSTANT The loop will stop playing immediately after a stop operation. FINISH The loop will stop after playing to its end. FADE OUT The loop will stop playing after fading out.
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Notes about the looper tempo • The looper tempo is also used by effects and rhythms. • The tempo can be set as explained in “Adjusting the tempo”. • Changing the tempo will delete recorded loops in the following cases. - If the looper recording time is set to ♩×1–64 (→ Setting the recording time)
Looper operations Looper recording, playback and other operations can be conducted when the looper effect is shown on the Effect Screen. HINT: • During looper recording and playback, it will continue recording or playing even if pressed to switch to the Memory Screen.
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Stopping recording and starting loop playback When recording, press the – footswitch that corresponds to the looper effect ( in this example). Recording will stop and loop playback will start. NOTE: • If the maximum recording time is reached, recording will stop and loop playback will start. •...
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Starting loop playback of the recorded phrase When stopped, press the – footswitch that corresponds to the looper effect ( in this example). The indicator lights when playback starts. Adding performances to recorded loops (overdubbing) When playing, press the – footswitch that corresponds to the looper effect ( in this example).
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Erasing the last overdubbed phrase (UNDO function) (→ Setting the UNDO The UNDO function can be used when it is set to ON. function) During playback, press and hold the – footswitch that corresponds to the looper effect in this example). Restoring an undone overdub (REDO function) (→ Erasing the last overdubbed phrase (UNDO After undoing...
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Clearing loops When stopped, press and hold the – footswitch that corresponds to the looper effect ( in this example). This clears the recorded loop.
Using audio interface functions The G2 FOUR/G2X FOUR can be used as a 2-in/2-out audio interface. From the G2 FOUR/G2X FOUR, 2 channels of audio signals after effect processing can be sent to a computer or smartphone. From a computer or smartphone, 2 audio signal channels can be input to a position after the effect processing.
Connecting with a computer, smartphone or tablet. Use a USB cable to connect the G2 FOUR /G2X FOUR to a computer, smartphone or tablet. USB (Type-C) ❶ Smartphone/tablet (Android) ❷ Smartphone/tablet (iOS/iPadOS) ❸ Computer (Windows/Mac) NOTE: • • Use a USB (Type-C) cable that supports data transfer.
The dedicated Handy Guitar Lab for G2 FOUR app must be installed on the smartphone/tablet beforehand. The dedicated Handy Guitar Lab for G2 FOUR app can be downloaded from the App Store and Google Play. For setting and operation procedures using the Handy Guitar Lab for G2 FOUR app, see its operation manual.
Making unit settings Selecting the type of connected equipment Select the type of equipment connected to the G2 FOUR/G2X FOUR output. “Using the MENU Screen” for details about operation. Select OUTPUT on the MENU Screen. Press to select the type of connected equipment.
Setting the AUTO SAVE function When the AUTO SAVE function is ON, patch memories will be saved automatically when their contents are changed. “Using the MENU Screen” for details about operation. Select AUTO SAVE on the MENU Screen. Press to turn it ON/OFF. Setting Explanation This turns on the AUTO SAVE function.
Setting the ECO mode This function can be used to turn the power off automatically if unused for 10 hours. “Using the MENU Screen” for details about operation. Select ECO on the MENU Screen. Press to turn it ON/OFF. Setting Explanation The power will automatically turn off...
Changing the start-up setting The Output Screen, which allows selection of the connected output device type, opens when the G2 FOUR/ G2X FOUR starts up by default. A setting can be changed so that the Output Screen is not shown at start up every time.
Adjusting the display contrast The display contrast can be adjusted. “Using the MENU Screen” for details about operation. Select LCD on the MENU Screen. to adjust the display contrast. The setting value is shown on the display. Press This confirms the setting and returns to the Memory Screen Effect Screen.
Managing the firmware Checking the firmware versions The firmware versions used by the G2 FOUR/G2X FOUR can be checked. “Using the MENU Screen” for details about operation. Select VERSION on the MENU Screen. Check the versions on the Version Screen.
Restoring factory default settings The factory default settings can be restored. “Using the MENU Screen” for details about operation. Select ALL INIT on the MENU Screen. to select YES. Press Initialization will be executed, restoring default settings. NOTE: Initialization will overwrite all settings, including patch memories, to their factory defaults. Be certain before using this function.
There is a lot of noise • Confirm that an instrument cable is not the cause. (→ Making • Use a genuine ZOOM AC adapter. connections) An effect cannot be selected • If the effect processing power is being exceeded, “PROCESS OVERFLOW” will appear on the display.
Control input FP02M input (G2 FOUR only) Power AC adapter: 9V DC 500mA center negative (ZOOM AD-16) USB 2.0 Type-C port (use cable that supports Type-C) Handy Guitar Lab: USB 1.1 Full Speed Audio interface: USB 2.0 Full Speed, 44.1 kHz, 32-bit, 2- in/2-out •...
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