Zoom LiveTrak L-20 Operation Manual
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Zoom LiveTrak L-20 Operation Manual

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Operation Manual
You must read the Usage and Safety Precautions before use.
© 2018 ZOOM CORPORATION
Copying or reprinting this manual in part or in whole without permission is prohibited.
Product names, registered trademarks and company names in this document are the property of their respective companies. All trademarks and regis-
tered trademarks in this document are for identification purposes only and are not intended to infringe on the copyrights of their respective owners.

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Summary of Contents for Zoom LiveTrak L-20

  • Page 1 Operation Manual You must read the Usage and Safety Precautions before use. © 2018 ZOOM CORPORATION Copying or reprinting this manual in part or in whole without permission is prohibited. Product names, registered trademarks and company names in this document are the property of their respective companies. All trademarks and regis-...

  • Page 2: Operation Manual Overview

    Bluetooth SIG, Inc. and these marks ® are used under license by Zoom Corporation. Other trademarks and trade names are the property of their respective companies. • Other product names, registered trademarks and company names in this document are the property of their respective companies.

  • Page 3: Introduction

    Operate the from an iPad using a controller app By connecting a BTA-1 or other ZOOM-specific wireless adapter (sold separately) and using the dedicated controller app, the can be operated from an iPad. See the ZOOM website (www.zoom.co.jp) for the...

  • Page 4: Table Of Contents

    Contents ■ Operation Manual overview ………………… 1 Checking project information ……………… 62 Introduction ……………………………………… 2 Saving projects to USB flash drives ……… 63 Importing projects from USB flash drives … 65 Names and functions of parts …………………… 4 Checking, deleting and moving to marks … 67 Top …………………………………………………...

  • Page 5: Names And Functions Of Parts

    Names and functions of parts Input channel section MIC/LINE input jack 48V switch/indicator Hi-Z switch PAD switch SIG indicator GAIN knob COMP knob SEL button REC/PLAY button 1 MIC/LINE input jack These input jacks have built-in mic preamps. Connect mics, keyboards and guitars to them. These can be used with both XLR and 1/4-inch (balanced or unbalanced) phone plugs.
  • Page 6 Turn it on ( ) when connecting a guitar or bass guitar. 4 PAD switch This attenuates (reduces) the input signal of the equipment connected to the MIC/LINE input jack by 26 Turn this on ( ) when connecting line level equipment. 5 SIG indicator This indicator shows the signal level after adjustment by the GAIN knob.
  • Page 7 LINE input jacks (TS) LINE input jacks (RCA) " USB button MUTE button SOLO button Level meter & Channel fader ! LINE input jacks (TS) Use these input jacks to connect line level equipment. For example, connect keyboards or audio devic- These can be used with 1/4-inch (unbalanced) phone plugs.
  • Page 8 # USB button This switches the signals input to channels 17/18 (or 19/20). Lit: audio return signal output from the computer Unlit: LINE input jacks NOTE Connect the to a computer as an audio interface. (→ "Connecting to a computer") $ MUTE button This mutes or unmutes signals.
  • Page 9 CHANNEL STRIP section HIGH knob SEND EFX1 knob SEND EFX2 knob MID FREQ knob PAN knob MID knob LOW CUT knob LOW knob Φ (polarity) button EQ OFF button 1 SEND EFX1 knob The amount that can be sent to the SEND EFX 1 bus can be set from −∞ to +10 dB. 2 SEND EFX2 knob The amount that can be sent to the SEND EFX 2 bus can be set from −∞...
  • Page 10 6 LOW knob This adjusts the boost/cut of low-frequency equalization. Type: shelving Gain range: −15 db – +15 dB Frequency: 100 Hz 7 PAN knob This adjusts the position in the stereo output bus. On a stereo input channel, this adjusts the volume balance between the left and right channels. 8 LOW CUT knob This adjusts the high-pass filter, which cuts low frequencies.
  • Page 11 FADER MODE section MASTER and A–F buttons 1 MASTER and A–F buttons These switch between the mixes output from the MASTER OUT and MONITOR OUT A–F jacks. MASTER button: Use to show and adjust the mix output from the MASTER OUT jacks. A–F buttons: Use to show and adjust the mixes output from the MONITOR OUT A–F jacks.
  • Page 12 Send effect (SEND EFX) section Effect type 1 list Effect type 2 list EFX1 TYPE knob EFX2 TYPE knob Parameter 1 knobs Parameter 2 knobs MUTE button SOLO button EFX RTN level meters EFX RTN fader 1 Effect 1/2 type lists These are lists of the built-in effects.
  • Page 13 3 Parameter 1 and 2 knobs Use these to adjust the parameters for the selected effects. "Send effect specifications" for the parameters of each effect. 4 MUTE button This mutes or unmutes the signal sent from the built-in effect. To mute the channel, press this button to light it. 5 SOLO button When a SOLO button is ON, the signal before the EFX 1/2 RTN fader can be heard from the PHONES jack.
  • Page 14 SCENE section ON button RESET button 1–9 buttons RECALL button SAVE button 1 ON button Press this button, lighting it, to use the scene function 2 RESET button Press this button to reset the current mixer settings to the factory defaults. 3 1–9 buttons Use these buttons to select the scene to use to save the current mixer settings and to load saved scenes.
  • Page 15 Output section MONITOR OUT A–F jacks MONITOR OUT A–F knobs MASTER OUT jacks MONITOR OUT A–F switches MONITOR OUT A–F PHONES/SPEAKER switches SELECT knob VOLUME knob PHONES jack MASTER REC/PLAY button MASTER MUTE button Master level meters " Master fader 1 MASTER OUT jacks These jacks output signals after volume adjustment by the master fader.
  • Page 16 3 MONITOR OUT A–F knobs Use to adjust the volumes of the signals output from the MONITOR OUT A–F jacks. 4 MONITOR OUT A–F switches These switch the signals output from the MONITOR OUT A–F jacks. Status Explanation MASTER ( The signal after adjustment by the master fader will be output.
  • Page 17 # Master fader This adjusts the signal levels output from the MASTER OUT jacks in a range from −∞ to +10 dB. NOTE If the actual channel fader position differs from the channel fader position recalled using the scene func- tion, for example, the level meter will show the recalled fader position.
  • Page 18 RECORDER section Slate mic SLATE button/indicator MENU button Selection encoder TEMPO button/indicator Display PLAY/PAUSE button/in- dicator REC button/indicator OVER DUB button/indicator STOP button FF button " REW button 1 Slate mic This is a built-in mic for recording comments. This mic input is active while the SLATE button is being pressed. It can be set to record on channels 1–20, the MASTER channel or all channels.
  • Page 19 7 STOP button This stops the recorder. 8 PLAY/PAUSE button/indicator This starts and pauses recorder playback. The indicator shows the playback status as follows. Status Explanation Lit green The recorder is playing back. Blinking green Playback is paused. 9 REC button/indicator This puts the recorder in recording standby.

  • Page 20: Rear Panel

    Rear panel 1 POWER switch This turns the unit on and off. Switch to — to turn the power on. Switch to to turn the power off. When the POWER switch setting is changed to OFF , the current mixer settings are automatically saved in the unit and in the settings file in the project folder on the SD card.
  • Page 21 The footswitch can be assigned to one function: starting/stopping recorder playback, manually punch- ing in/out or muting/unmuting the built-in effect. (→ "Setting the footswitch") ! REMOTE jack A BTA-1 or other ZOOM-specific wireless adapter (sold separately) can be connected here. This enables operation of the from an iPad using a controller app...

  • Page 22: Equipment Connection Examples

    Equipment connection examples Live PA system Drums Electric guitar Keyboard Drum mics × 8 Vocal/chorus mics × 2 Performer Powered speakers Electric acoustic Bass headphones/ (main) guitar speakers × 6 Portable audio player Operator headphones...
  • Page 23 BTA-1, for example Computer Footswitch (for recording and playback)

  • Page 24: Display Overview

    Display overview Home Screen ⑤ ⑥ ⑦ ⑧ ⑫ ① ② ⑬ ⑭ ③ ④ ⑨ ⑩ ⑪ Item Explanation This shows the project name. 1 Project name "<" appears if there is another project before this one in the folder. ">"...

  • Page 25: Turning The Power On And Off

    Turning the power on and off Turning the power on POWER DC IN 12V AC adapter connector switch GAIN knobs Input and output connectors Channel faders EFX RTN faders Master fader Confirm that the output devices connected to the are turned off.
  • Page 26 Confirm that is set to OFF . Plug the specified adapter (AD-19) into an outlet. Set all knobs and faders to their minimum values. Connect instruments, mics, speakers and other equipment. HINT Equipment connection example (→ "Equipment connection examples") to ON. Turn on the output devices connected to the NOTE •...

  • Page 27: Turning The Power Off

    Turning the power off Minimize the volume of output devices connected to the Turn off the power of output devices connected to the to OFF . The following screens appear and the power turns off. NOTE When the power is turned off, the current mixer settings are saved in the project on the SD card. If they cannot be saved to the SD card, they will be saved in the unit.

  • Page 28: Using The Menu Screen

    Using the MENU screen Recorder function settings, for example are made for the using the MENU screen. This is an expla- nation of the basic menu operations.   Open the menu: Press This opens the MENU screen.   Select menu items and parameters: Turn This moves the cursor.

  • Page 29: Mixer

    Mixer Outputting input sounds from output devices Outputting sound from speakers GAIN knobs MUTE MUTE button buttons Channel faders Master fader to adjust the input signals while inputting sound from instruments and mics. NOTE Set them so that SIG indicators do not light red. SIG indicator Turn off (unlit) for the MASTER and the channels with sound you want to output.
  • Page 30 Outputting sound from headphones SELECT knob VOLUME knob PHONES jack Connect headphones to the PHONES jack. Turn to select the bus you want to output from the PHONES jack, and press The options are MASTER, SOLO and MONITOR OUT A–F . Status Explanation MASTER...

  • Page 31: Adjusting The Tone And Panning

    Adjusting the tone and panning Channel strip section buttons Press to light it for the channel for which you want to adjust tone and panning. Use the knobs and buttons in the channel strip section to adjust the tone and panning. Adjusting the tone: Adjusting the panning: Reversing the polarity:...

  • Page 32: Using The Built-In Effects

    Using the built-in effects has 20 types of send effects in 2 banks. SEND EFX 1/2 knobs EFX1/2 TYPE knobs Parameter buttons knobs 1/2 EFX RTN MUTE buttons EFX1/2 RTN faders Turn to select the effect type, and press to confirm. Lit: selected effect type Press to turn it off, unmuting EFX1/EFX2 RTN.

  • Page 33: Using Scene Functions

    Using scene functions The scene function can be used to save up to nine sets of current mixer settings as scenes and to recall these saved settings at any time. ON button RESET button 1–9 buttons RECALL button SAVE button  ...
  • Page 34 NOTE • Nine scenes are saved in the unit. (→ "SCENE section") • If a button that already has a scene saved is selected, that scene will be overwritten. • The following items are saved with scenes. - Fader positions (each channel, EFX 1/2 RTN and MASTER) - MUTE ON/OFF (each channel, EFX 1/2 RTN and MASTER) - EQ OFF - LOW CUT...
  • Page 35 Resetting mixer settings Click so that it lights. This enables the scene function. Press Buttons – will blink if they have saved scenes and be unlit if they do not. Press again if you do not want to reset the settings. Press The current mixer settings are reset to their factory defaults.

  • Page 36: Setting Signals Output From Monitor Out A-F

    Setting signals output from MONITOR OUT A–F The MONITOR OUT A–F jacks can be set to output the same mix as the MASTER OUT or different mixes. MONITOR OUT switches MASTER button Channel faders A–F buttons   Adjusting the MONITOR OUT A–F mixes Press an –...
  • Page 37 Selecting MONITOR OUT A–F output signals Use the MONITOR OUT switch for an output to select its output signal. To output a mix set using MONITOR OUT A–F: Set the MONITOR OUT switch to A–F ( To output the same mix as the MASTER: Set the MONITOR OUT switch to MASTER ( Output different mixes for MONITOR OUT A–F Output same mix as MASTER...

  • Page 38: Recording And Playback

    Recording and playback Preparing to record Inserting SD cards POWER switch SD card slot to OFF . Open the SD card slot cover, and insert an SD card all the way into the slot. To remove an SD card, push it further into the slot and then pull it out. NOTE •...
  • Page 39 Creating new projects manages recording and playback data in units called projects. Select MENU > PROJECT > NEW PROJECT. to select YES, and press NOTE • See "Projects" for information about projects. • When a new project is created, it will start with the current mixer settings. HINT When the power is turned on, it will automatically load the last used project.

  • Page 40: Recording/Overdubbing And Playing Tracks

    Recording/overdubbing and playing tracks has recorder functions that enable simultaneous recording of up to 22 tracks and simultaneous playback of up to 20 tracks. The input signals of every channel and from the master fader output can be recorded. These recordings can also be played back.
  • Page 41 Press to stop recording. NOTE • The signals recorded on each channel can be set to either before or after the compressor. (→ "Changing the input signal recording source") • Punching in/out (→ "Redoing parts of recordings (punching in/out)") • Starting recording automatically (→ "Recording automatically") •...
  • Page 42 Playing recordings PLAY/PAUSE button STOP button REC/PLAY buttons Press for the channels you want to play, lighting these buttons green. Press to start playback. PLAY/PAUSE indicator Lit: Playing back Blinking: Paused Press to stop playback. NOTE • Playback signals are added before the equalizer section, so their EQ and panning settings can be ad- justed during playback.

  • Page 43: Adding Marks

    Adding marks Adding marks at desired positions with the recorder makes moving to those positions easy. Selection encoder FF button REW button Adding marks during recording and playback Press during recording/playback.   Moving in mark order Use these buttons to move in mark order. Move to next mark: Press Move to previous mark: Press NOTE...

  • Page 44: Redoing Parts Of Recordings (Punching In/Out)

    "Punching out" is switching track status from record- ing to playback. With the , punching in/out can be conducted using buttons on its top or a footswitch (ZOOM FS01). STOP button Selection...

  • Page 45: Mixing Down Tracks

    Mixing down tracks A final stereo mix can be recorded to the master track. Signals are sent to the master track after passing through the master fader.   Mixing down to the master track Click so that it lights. NOTE •...
  • Page 46 Playing the master track Press MASTER repeatedly until it lights green. Press NOTE • To stop master track playback, press MASTER repeatedly until it becomes unlit. • When the master track is playing, other tracks will not be played back. •...

  • Page 47: Starting Recording Automatically

    Starting recording automatically Recording can be started and stopped automatically in response to the level after passing through the master fader. Selection encoder MENU button REC button Master fader Select MENU > REC/PLAY > AUTO REC > ON/OFF . to select ON, and press NOTE Making additional settings for automatic recording (→...
  • Page 48 Press The indicator will light and recording standby will start. The MASTER level meters will blink at the level that will cause automatic recording to start. HINT Recording starts automatically when the input exceeds the set level (shown by the MASTER level me- ters).

  • Page 49: Pre-Recording Before Recording Starts

    Pre-recording before recording starts The input signal can be captured for up to 2 seconds before recording is started (pre-recording). Setting this in advance can be useful when a performance starts suddenly, for example. Select MENU > REC/PLAY > PRE REC. to select ON, and press NOTE •...

  • Page 50: Selecting The Folder Where Projects Are Saved

    Selecting the folder where projects are saved Choose one of ten folders as the folder where recorded projects will be saved. Select MENU > FOLDER. to select the folder where you want to save, and press NOTE • Up to 1000 projects can be saved in a single folder. •...

  • Page 51: Selecting Projects For Playback

    Selecting projects for playback Projects saved on SD cards can be loaded. Select MENU > PROJECT > SELECT. to select the project you want to load, and press NOTE • Projects in different folders cannot be selected. To select a project that is saved in a different folder, select that folder first.

  • Page 52: Using The Metronome

    Using the metronome metronome has adjustable volume, a selectable sound, and a precount function. The volume can also be adjusted separately for each output. Metronome settings are saved separately with each proj- ect. Enabling the metronome Select MENU > METRONOME > CLICK. to select when the metronome makes sound, and press Setting values Explanation...

  • Page 53: Changing Metronome Settings

    Changing metronome settings MENU button Selection encoder TEMPO button Changing the metronome tempo Press The current tempo is shown on the display. Do one of the following to change the tempo. • Turn • Press repeatedly at the tempo you want to set...
  • Page 54 Setting the precount A metronome count can be sounded before starting recording/playback. Select MENU > METRONOME > PRE COUNT. to select the precount behavior, and press Setting values Explanation No precount will sound. Before recording/playback, the precount will sound for the set number of times 1–8 (1–8).
  • Page 55 Changing the metronome sound Select MENU > METRONOME > SOUND. to select the sound, and press HINT The options are BELL, CLICK, STICK, COWBELL and HI-Q. NOTE Press to play the metronome and check the sound.   Changing the metronome pattern Select MENU >...
  • Page 56 Changing the metronome volume The metronome volume can be adjusted separately for the MASTER OUT and the MONITOR OUT A–F outputs. Select MENU > METRONOME > LEVEL > MASTER or A–F. Turn to adjust the volume, and press HINT Set from 0 to 100. NOTE Press to play the metronome and check the sound.

  • Page 57: Using The Slate Mic

    Using the slate mic has a built-in slate mic that is useful for adding comments and talk-back during recording. SLATE button Selection encoder MENU button   Recording with the slate mic Start recording. (→ "Recording") Press to enable the slate mic. While is being pressed, the indicator lights and the slate mic is enabled.

  • Page 58: Changing Slate Mic Settings

    Changing slate mic settings Changing the slate mic volume Select MENU > SLATE > LEVEL. Turn to adjust the volume, and press   Changing the slate mic routing Select MENU > SLATE > ROUTING. Turn to select a channel for routing. Press to confirm.

  • Page 59: Projects

    Projects manages recording and playback data in units called projects. The following data is saved in projects. • Audio data • Mixer settings • Send return effect settings • Mark information • Metronome settings   Changing project names The name of the currently loaded project can be changed. MENU button Selection encoder...
  • Page 60 NOTE • The default project name is the date and time of creation.     For example, if a project was created at 6:48:20 p.m. on Wednesday, March 14, 2018, the project name would be "180314_184820" (YYMMDD_HHMMSS). • Project names have 13 characters. •...

  • Page 61: Deleting Projects

    Deleting projects Projects inside the selected folder can be deleted. Select MENU > PROJECT > DELETE. to select the project you want to delete, and press to select YES, and press NOTE Projects cannot be deleted if protection is ON.

  • Page 62: Protecting Projects

    Protecting projects The currently loaded project can be write-protected, preventing the project from being saved, deleted or having its content changed. Select MENU > PROJECT > PROJECT PROTECT. to select ON, and press NOTE • Projects cannot be used for recording if protection is ON. Turn protection OFF to record. •...

  • Page 63: Checking Project Information

    Checking project information Various information about the currently loaded project can be viewed. Select MENU > PROJECT. to select INFORMATION, and press Item shown Explanation NAME Project name PATH Location where project saved DATE Project creation date (YYYY/MM/DD HH:MM:SS) FORMAT Recording format SIZE Project size...

  • Page 64: Saving Projects To Usb Flash Drives

    Saving projects to USB flash drives A USB flash drive can be connected directly to the , and the currently loaded project can be saved to it. MODE switch POWER USB HOST port switch MENU button Selection encoder to OFF . Connect the USB flash drive to the USB HOST port.
  • Page 65 Edit the name. Move cursor or change character: Turn Select character to change/confirm change: Press NOTE • The default project name is the date and time of creation.     For example, if a project was created at 6:48:20 p.m. on Wednesday, March 14, 2018, the project name would be "180314_184820"...

  • Page 66: Importing Projects From Usb Flash Drives

    Importing projects from USB flash drives Projects saved on USB flash drives can be copied to SD cards. NOTE Use a computer to create "ZOOM_L-20" and "PROJECT" folders on the USB flash drive in advance (→ "Saving projects to USB flash drives").
  • Page 67 NOTE • The default project name is the date and time of creation.     For example, if a project was created at 6:48:20 p.m. on Wednesday, March 14, 2018, the project name would be "180314_184820" (YYMMDD_HHMMSS). • Project names have 13 characters. •...

  • Page 68: Checking, Deleting And Moving To Marks

    Checking, deleting and moving to marks A list of marks in the currently loaded project can be opened, allowing them to be checked, moved to and deleted. MENU button Selection encoder REC button Select MENU > PROJECT > MARK LIST. A list of marks appears.

  • Page 69: Audio Files

    Audio files creates the following types of audio files according to the recording channel. • Channels 1–16: mono WAV files • Channels 17/18, 19/20 and MASTER: stereo WAV files The file format depends on the sampling rate (→ "Changing the sampling rate") and quantization bit depth (→...
  • Page 70 Select MENU > PROJECT > FILE DELETE. to select the file you want to delete, and press NOTE Press to select/deselect all files. Press to select YES, and press NOTE Audio files cannot be deleted if protection is ON for their projects.

  • Page 71: Exporting Audio Files To Usb Flash Drives

    Exporting audio files to USB flash drives The desired audio files can be exported from projects to USB flash drives. Exported audio files will be saved on the USB flash drive in the "AUDIO" subfolder of the "ZOOM_L-20" folder. MENU button Selection encoder REC button...
  • Page 72 to select a file you want to export, and press Edit the name. Move cursor or change character: Turn Select character to change/confirm change: Press NOTE • Audio file names have 24 characters. • The following characters can be used in project and file names.    ...

  • Page 73: Importing Audio Files From Usb Flash Drives

    Importing audio files from USB flash drives The desired audio files can be imported from USB flash drives to existing projects and assigned to chan- nels. NOTE Use a computer to create "ZOOM_L-20" and "AUDIO" folders on the USB flash drive in advance (→ "Sav- ing projects to USB flash drives").
  • Page 74 NOTE • Mono WAV files can be assigned to mono channels and stereo WAV files can be assigned to stereo channels. • Files cannot be imported to channels that already have files assigned to them. • When files are imported, their file names will automatically be changed according to their import chan- nels.

  • Page 75: Using Audio Interface Functions

    Download the "ZOOM L-20 Driver" from http://www.zoom.co.jp to the computer. NOTE • You can download the latest "ZOOM L-20 Driver" from the above website. • Download the driver for the operating system that you are using. Launch the installer and install the driver.

  • Page 76: Connecting To A Computer

    Connecting to a computer USB DEVICE port POWER MODE switch switch Use a USB cable to connect the USB DEVICE port to the computer. Set the switch to AUDIO INTERFACE. to ON. NOTE • Set to ON when connected to an iOS device. •...

  • Page 77: Inputting Return Signals From The Computer To A Stereo Channel

    Inputting return signals from the computer to a stereo channel USB buttons Turn ON for the stereo channel to use for input. The signal controlled by the channel is switched to the USB audio channel signal (before EQ).

  • Page 78: Using Card Reader Functions

    Using card reader functions When connected to a computer, data on the SD card can be checked and copied. USB DEVICE port POWER switch MODE switch Use a USB cable to connect the USB DEVICE port to the computer. to CARD READER. to ON.

  • Page 79: Recording And Playback Settings

    Recording and playback settings Changing the recording format The recording format can be changed in consideration of audio quality and file size. Open MENU > REC/PLAY > REC FORMAT. to change the format, and press HINT When overwriting a recording, recording will occur at the bit depth of the original file. For example, a file recorded at 16-bit cannot be overwritten with 24-bit recording.

  • Page 80: Changing Automatic Recording Settings

    Changing automatic recording settings The conditions for automatically starting and stopping recording can be set.   Setting the automatic recording start level Open MENU > REC/PLAY > AUTO REC > REC START LEVEL. to change the start level, and press Recording will start automatically when the level of the MASTER fader output signal exceeds the set level.
  • Page 81 Setting automatic stopping Open MENU > REC/PLAY > AUTO REC > AUTO STOP . to select the automatic stop time, and press HINT This can be set to OFF or between 0 and 5 seconds. Open MENU > REC/PLAY > AUTO REC > REC STOP LEVEL. to set the stop level, and press Recording will stop automatically when the level of the MASTER fader output stays below the set level for the amount of time set in step 2.

  • Page 82: Showing Recording Levels On Level Meters

    Showing recording levels on level meters The levels of signals recorded to the recorder can be shown on the level meters of each channel. Open MENU > REC/PLAY > REC LEVEL METER. to select ON, and press If recorded signal levels are higher than post fader levels, the recorded signal levels are shown lit dimly on the level meters.

  • Page 83: Compensating For Latency That Occurs During In

    Compensating for latency that occurs during input and output can compensate for latency that occurs during input and output if you want to listen to its out- put signal while overdubbing. Use this menu item to set whether the latency that occurs during input and output is automatically com- pensated for or not when OVER DUB is ON.

  • Page 84: Changing The Playback Mode

    Changing the playback mode Open MENU > REC/PLAY > PLAY MODE. to select the play mode, and press Setting values Explanation Only the selected project plays back. Playback continues even when the end of a file is reached. PLAY ONE Only the selected project plays back.

  • Page 85: Sd Card Settings

    SD card settings Checking the open space on SD cards Open MENU > SD CARD > REMAIN. This shows the open space on the card. NOTE shows less than the actual open space in order to maintain space to prevent SD card writing performance from degrading.

  • Page 86: Testing Sd Card Performance

    Testing SD card performance You can test whether SD cards can be used with the A basic test can be done quickly, while a full test examines the entire SD card.   Conducting a quick test Open MENU > SD CARD > PERFORMANCE TEST. Turn to select QUICK TEST, and press to select YES, and press...
  • Page 87 Press to stop the test. NOTE Even if a performance test result is "OK", there is no guarantee that writing errors will not occur. This information is just to provide guidance. Conducting a full test Open MENU > SD CARD > PERFORMANCE TEST. to select FULL TEST, and press The amount of time required will be shown.
  • Page 88 Press to stop the test. HINT You can press to pause and resume a test. NOTE Even if a performance test result is "OK", there is no guarantee that writing errors will not occur. This information is just to provide guidance.

  • Page 89: Making Various Settings

    Making various settings Setting the date and time Display MENU button REC button Select MENU > SYSTEM > DATE/TIME. Setting the date and time Move cursor or change value: Turn Select item/confirm change: Press Press The first time you turn the power on after purchase, you must set the date/time.

  • Page 90: Setting The Footswitch

    Setting the footswitch If a footswitch (ZOOM FS01) is connected to the CONTROL IN jack, you can start/stop recorder playback punch in/out or mute/unmute the send effect by foot. Open MENU > SYSTEM > CONTROL IN. Turn to select the setting value, and press...

  • Page 91: Changing The Sampling Rate

    Changing the sampling rate The file format used when recording to the recorder depends on this setting. Before changing the sampling rate, must be set to OFF . Confirm that is set to OFF . Change the position. HINT This can be set to 44.1 kHz, 48 kHz or 96 kHz. NOTE •...

  • Page 92: Disabling The Automatic Power Saving Function

    Disabling the automatic power saving function The power will automatically turn off if the is unused for 10 hours. If you want the power to stay on always, disable the automatic power saving function. While pressing and holding , set to ON.

  • Page 93: Restoring Settings To Factory Defaults

    Restoring settings to factory defaults You can restore the factory default settings. Open MENU > SYSTEM > FACTORY RESET. to select YES, and press NOTE This does not reset mixer settings. (→ "Resetting mixer settings")  ...

  • Page 94: Checking The Firmware Versions

    Checking the firmware versions. firmware versions can be viewed. Open MENU > SYSTEM > FIRMWARE VERSION. This shows the firmware versions.

  • Page 95: Updating The Firmware

    Copy the firmware update file to the root directory on an SD card. NOTE Files for the latest firmware updates can be downloaded from the ZOOM website (www.zoom.co.jp). Insert the SD card into the While pressing , set to ON.

  • Page 96: Control From An Ipad

    Control from an iPad By connecting a BTA-1 or other ZOOM-specific wireless adapter (sold separately) and using the dedicated controller app, the can be operated from an iPad. NOTE • Before turning the on, connect the BTA-1 or other ZOOM-specific wireless adapter (sold sepa- rately).

  • Page 97: Troubleshooting

    P84) • If formatting an SD card does not improve this, we recommend replacing the card. Please check the list of cards that have been confirmed to work on the ZOOM website. NOTE This is not a guarantee of specific SD card recording performance for SDHC/SDXC cards that have been confirmed to work.
  • Page 98 • Confirm that the is connected to the computer correctly. • Confirm that the Sound setting of the computer you are using is set to "ZOOM L-20". • Confirm that is set for input and output in the software that you are using.

  • Page 99: Specifications

    Specifications Number of input Inputs Mono (MIC/LINE) and output chan- Stereo (LINE) nels Outputs MASTER OUT MONITOR OUT PHONES Inputs Mono (MIC/LINE) Type XLR/TRS combo jacks (XLR: 2 HOT, TRS: TIP HOT) Input gain PAD OFF: +16 – +60 dB PAD ON: −10 – +34 dB Hi-Z ON: +6 –...

  • Page 100: Send Effect Specifications

    Send effect specifications EFX 1 Tempo Parameter Parameter Type Explanation synchro- knob 1 knob 2 nization Hall 1 Hall reverb with a bright tone TONE DECAY Hall 2 Hall reverb with a long time for early reflections TONE DECAY Room 1 Dense room reverb TONE DECAY...

  • Page 101: Mixer Block Diagram

    Mixer block diagram NOTE The graphic equalizer inserted on the MASTER OUT can only be controlled with the dedicated iPad app.
  • Page 102 ZOOM CORPORATION 4-4-3 Kanda-surugadai, Chiyoda-ku, Tokyo 101-0062 Japan http://www.zoom.co.jp Z2I-3359-01...

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