Zoom ZL12 User guide

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Operation Manual
You must read the Usage and Safety Precautions before use.
© 2017 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 registered 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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Usage and Safety Precautions

Something that could cause serious injury or
Warning
death
Caution
Other symbols used
An action that is mandatory An action that is prohibited
Warning
Operation using an AC adapter
Never use any AC adapter other than a ZOOM AD-19.
Do not do anything that could exceed the ratings of outlets and other electrical wiring equipment.
Before using the equipment in a foreign country or other region where the electrical voltage differs, al-
ways consult with a shop that carries ZOOM products and use the appropriate AC adapter.
Alterations
Do not open the case or modify the product.
Caution
Something that could cause injury or damage to the equipment
Product handling
Do not drop, bump or apply excessive force to the unit.
Be careful not to allow foreign objects or liquids to enter the unit.
Operating environment
Do not use in extremely high or low temperatures.
Do not use near heaters, stoves and other heat sources.
Do not use in very high humidity or where it could be splashed by water.
Do not use in places with frequent vibrations.
Do not use in places with much dust or sand.
AC adapter handling
When disconnecting the power plug from an outlet, always pull on the plug itself.
Disconnect the power plug from the outlet when the unit will not be used for a long time and whenev-
er there is lightning.
Connection cables and input/output jacks
Always turn the power OFF for all equipment before connecting any cables.
Always disconnect all connection cables and the AC adapter before moving the unit.
Volume
Do not use at a loud volume for a long time.
Interference with other electrical equipment
In consideration of safety, the has been designed to minimize its emission of electromagnetic waves and to suppress interference from external electromagnetic waves. However, equipment that is very susceptible to interference or that emits powerful electromagnetic waves could result in interference if placed nearby. If this occurs, place the With any type of electronic device that uses digital control, including the ence could cause malfunction, corrupt or destroy data and result in other unexpected trouble. Always use caution.
and the other device farther apart.
, electromagnetic interfer-
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Cleaning
Use a soft cloth to clean the exterior of the unit if it becomes dirty. If necessary, use a damp cloth that has been wrung out well to wipe it. Never use abrasive cleansers, wax or solvents such as alcohol, benzene or paint thinner.
Breakdown and malfunction
If the unit becomes broken or malfunctions, immediately disconnect the AC adapter, turn the power off and disconnect other cables. Contact the store where you bought the unit or ZOOM service with the fol­lowing information: product model, serial number and specific symptoms of breakdown or malfunction, along with your name, address and telephone number.
Copyrights
• Windows® is a registered trademark of Microsoft® Corporation.
• Macintosh, Mac OS and iPad are trademarks or registered trademarks of Apple Inc.
• The SD, SDHC and SDXC logos are trademarks.
• Other product names, registered trademarks and company names in this document are the property of their respective companies. Note: All trademarks and registered trademarks in this document are for identification purposes only and are not intended to infringe on the copyrights of their respective owners.  Recording from copyrighted sources, including CDs, records, tapes, live performances, video works and broadcasts, without permission of the copyright holder for any purpose other than personal use is prohi­bi-ted by law. Zoom Corporation will not assume any responsibility related to infringements of copyrights. 
Note about the Auto Power Off function
The power will automatically turn off if unused for 10 hours. If you want the power to stay on always, refer to Disabling the automatic power saving function.
FCC regulation warning (for U.S.A.)
Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursu­ant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular instal­lation. If this equipment does cause harmful interference to radio or television reception, which can be deter­mined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
For EU Countries
Declaration of Conformity
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Introduction

Thank you very much for purchasing a ZOOM LiveTrak . The has the following features.
12-channel digital mixer & multitrack recorder
The combines a digital mixer with 12 total input channels (8 mono and 2 stereo), a multitrack re­corder that can simultaneously record up to 14 tracks, and a 14-in/4-out USB audio interface. Compact and lightweight, this digital mixer is easy to transport and can even be used with PA systems for live perfor­mances in rehearsal studios, cafés and other small venues.
High-quality mic preamps
The has high-quality mic preamps built-in for 8 channels. The high-quality analog inputs, which can provide +48 V phantom power, have a −128 dBu EIN rating and +60 dB maximum input gain. In addi­tion, channels 1 and 2 also support Hi-Z input, while channels 3 to 8 have PAD functions (26 dB attenua­tion), enabling them to accept high levels of input.
5 MONITOR OUT channels
In addition to the MASTER OUT, the also has 5 MONITOR OUT channels. The MONITOR OUT mixes can be set separately for each output. Since these support headphone output, headphones are all that are needed to send different mixes to each performer.
Digital mixer that can be operated intuitively
Opening menus is not necessary with the . Every mixer parameter can be controlled with knobs and keys just like an analog mixer. Each channel has a 3-band EQ, and the mono channels have compres­sor functions. The mixer also includes high-quality send effects. In addition, up to 9 mixer status scenes can be saved in the unit.
Recorder can simultaneously record 14 tracks and play 12 tracks
The can simultaneously record every channel and the master fader stereo signal output for a total of 14 tracks. Since the recorded data is saved in 16/24-bit, 44.1/48/96 kHz WAV format, the files can easily be copied to a computer and used in a DAW. In addition, overdubbing and punching in/out can be done as expected with a multitrack recorder.
14-in/4-out USB audio interface
The can be used as a 14-in/4-out USB audio interface. The signals from each input and the master fader output can be recorded in a DAW. In addition, signals output from a computer can also be assigned to a stereo channel. Class compliant mode, which enables connection with iOS devices, is also supported.
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Contents
Usage and Safety Precautions Introduction
Names and functions of parts
Top Rear panel
Equipment connection example
Live PA system
Display overview
Home Screen
Turning the unit on/off
Turning the unit on Turning the power off
Using the MENU screen
Mixer
Outputting input sounds from output devices Adjusting the tone and panning Using the built-in effects Using scene functions Setting signals output from MONITOR OUT A–E
Recording and playback
Preparing to record Recording and playing tracks Adding marks Redoing parts of recordings (punching in/out) Mixing down tracks Recording automatically Capturing audio before recording starts Selecting the folder where projects are saved Selecting projects for playback
Using the metronome
Enabling the metronome Changing metronome settings
Using the slate mic
Recording with the slate mic Changing slate mic settings
Projects
Changing project names Deleting projects Protecting projects Checking project information Saving projects to USB flash drives Importing projects from USB flash drives Managing marks
Audio files
Deleting audio files Exporting audio files to USB flash drives Importing audio files from USB flash drives
Using audio interface functions
Installing the driver Connecting to a computer Inputting return signals from the computer to a stereo channel
Using card reader functions
Recording and playback settings
Changing the recording format Changing automatic recording settings Showing recording levels on level meters Enabling latency adjustment Changing the playback mode
SD card settings
Checking the open space on SD cards Formatting SD cards Testing SD card performance
Various settings
Setting the date and time Setting the footswitch Changing the sampling rate Disabling the automatic power saving function Adjusting the display contrast Restoring settings to factory defaults Checking the firmware versions Updating the firmware
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Troubleshooting
Specifications
Send effects specifications
Mixer block diagram
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Names and functions of parts

Top

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
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.
48V switch/indicator
This turns +48 V phantom power on or off. Turn this on ( phantom power to MIC/LINE input jacks 1–4 (or 5–8). The indicator lights when the switch is on.
Hi-Z switch
Use to switch the input impedance of MIC/LINE input jack 1 (or 2).
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) to supply
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Turn it on ( ) when connecting a guitar or bass guitar.
PAD switch
This attenuates (reduces) the input signal of the equipment connected to the MIC/LINE input jack by 26 dB. Turn this on (
SIG indicator
) when connecting line level equipment.
This indicator shows the signal level after adjustment by the GAIN knob. The indicator color changes according to the signal level. Lit red: −3 dB Lit green: −48 to −3 dB
GAIN knob
Use to adjust the input gain of the mic preamp. The range of adjustment depends on the on/off status of the MIC/LINE input jack switch (Hi-Z on chan­nels 1–2 or PAD on channels 3–8).
Jack Adjustment range
MIC/LINE input jack 1–2 (XLR) +16 – +60 dB
MIC/LINE input jack 1–2 (TRS)
MIC/LINE input jack 3–8
Hi-Z off +16 – +60 dB
Hi-Z on (TS) +6 – +50 dB
PAD off +16 – +60 dB
PAD on -10 – +34 dB
COMP knob
Use to adjust the amount of compression.
SEL button
Use to select a channel for parameter adjustment in the channel strip section. Channels with lit SEL buttons are affected by channel strip section adjustments.
REC/PLAY button
Use this button to switch between recording input signals to the SD card and playing back an already recorded file from the SD card.
Status Explanation
Lit red
Lit green
Unlit Files will neither be recorded nor played back.
Input signals will be recorded to the SD card after passing through the compressor.
An already recorded file will be played back. Playback signals are input before the equalizer. In this state, signals from input jacks are disabled.
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LINE input jacks (TS)
LINE input jacks (RCA)
USB button
MUTE button
Level meter
Channel fader
LINE input jacks (TS)
Use these input jacks to connect line level equipment. For example, connect keyboards or audio devic­es. These can be used with 1/4-inch (unbalanced) phone plugs.
NOTE
If only the left LINE input jack (TS) channel is connected, it will be handled as a mono channel.
LINE input jacks (RCA)
Use these input jacks to connect line level equipment. For example, connect audio devices. These can be used with RCA pin connectors.
NOTE
If both the RCA and TS LINE input jacks are connected, the TS input jacks will be used.
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USB button
This switches the signals input to channels 9/10 (or 11/12). Lit: audio return signal output from the computer Unlit: LINE input jacks
NOTE
Connect the
MUTE button
to a computer as an audio interface. ( Connecting to a computer)
This mutes or unmutes signals. To mute the channel, press this button to light it.
HINT
This has no effect on recording to the SD card.
Level meter
This shows the signal level after adjustment by the channel fader. Ranges shown: -48 dB – 0 dB
NOTE
If the actual channel fader position differs from the channel fader position recalled using the scene func­tion, for example, the level meter will show the recalled fader position.
Channel fader
This adjusts the channel signal level in a range from −∞ to +10 dB.
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CHANNEL STRIP section

EQ OFF button
SEND EFX knob
PAN knob
HIGH knob
MID FREQ knob
MID knob
LOW knob
LOW CUT button
EQ OFF button
When this button is lit, HIGH, MID, LOW and LOW CUT are bypassed.
HIGH knob
This adjusts the boost/cut of high-frequency equalization. Type: shelving Gain range: −15 db – +15 dB Frequency: 10 kHz
MID FREQ knob
This adjusts the central frequency of the mid frequency equalization. Frequency (in Hz): 100, 140, 200, 250, 315, 500, 800, 1k, 1.3k, 2k, 3k, 5k or 8k
MID knob
This adjusts the boost/cut of mid-frequency equalization. Type: peaking Gain range: −15 db – +15 dB Frequency: set by MID FREQ knob
LOW knob
This adjusts the boost/cut of low-frequency equalization. Type: shelving Gain range: −15 db – +15 dB Frequency: 100 Hz
LOW CUT button
This turns on/off the high-pass filter, which cuts low frequencies. When ON, signals below 75 Hz are attenuated 12 dB/octave.
SEND EFX knob
The amount that can be sent to the SEND EFX bus can be set from −∞ to +10 dB.
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PAN knob
Use to adjust the channel position in the stereo field. On a stereo input channel, this adjusts the volume balance between the left and right channels.
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FADER MODE section

MASTER and A–E buttons
MASTER and A–E buttons
These switch between the mixes output from the MASTER OUT and MONITOR OUT A–E jacks. MASTER button: Use to show and adjust the mix output from the MASTER OUT jacks. A–E buttons: Use to show and adjust the mixes output from the MONITOR OUT A–E jacks.
NOTE
The parameters that can have separate settings for the MASTER and A–E mixes are as follows.
- Fader positions (each channel)
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SCENE section

ON button
RESET button
1–9 buttons
RECALL button
SAVE button
ON button
Press this button, lighting it, to use the scene function
RESET button
Press this button to reset the current mixer settings to the factory defaults.
1–9 buttons
Use these buttons to select the scene to use to save the current mixer state and to load saved scenes. If the current mixer settings match the settings of a scene, the corresponding number button will light. This unit can save up to 9 scenes.
RECALL button
Use this button when loading scenes saved to buttons 1–9. When this button is pressed, buttons 1–9 will blink if they have saved scenes and be unlit if they do not. To recall a saved scene, press a blinking button between 1 and 9. To cancel recalling a scene, press the RECALL button again.
SAVE button
Use this button when saving the current mixer settings to a scene. When this button is pressed, buttons 1–9 will light if they have saved scenes and be blink if they do not. To save a scene, press a button between 1 and 9 to save it to that number. To cancel saving a scene, press the SAVE button again.
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Send effect (SEND EFX) section

Effect type list
TYPE knob
Parameters 1 and 2
EFX RETURN MUTE button
EFX RETURN level meters
EFX RETURN fader
Effect type list
This is the list of the built-in effects. The name of the currently selected effect lights. It blinks when being selected. If some time passes without a different effect being selected, the previously selected effect will remain selected.
TYPE knob
Use to select the built-in effect. Turn this knob to select the effect type, and press it to confirm.
Parameters 1 and 2
Use these to adjust the parameters for the selected effect. See Send effects specifications for the parameters of each effect.
EFX RETURN MUTE button
This mutes or unmutes the signal sent from the built-in effect. To mute the signal, press this button to light it.
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EFX RETURN level meters
These show the levels of the signals sent from the built-in effect to the master bus after adjustment by the EFX RETURN fader. Their range is from −48 dB to 0 dB.
EFX RETURN fader
This adjusts the levels of the signals sent from the built-in effect to the master bus in a range from −∞ dB to +10 dB.
NOTE
If the actual channel fader position differs from the channel fader position recalled using the scene func­tion, for example, the level meters will show the recalled fader position.
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Output section

MONITOR OUT A switch
MONITOR OUT B–E
⑨
switches
MASTER OUT jacks
MONITOR OUT A jacks
MONITOR OUT A PHONES jack
MONITOR OUT B–E PHONES
jacks
MONITOR OUT A knob
MONITOR OUT A PHONES knob
MONITOR OUT B–E knobs
MASTER REC/PLAY button
MASTER MUTE button
Master level meters
Master fader
MASTER OUT jacks
These jacks output signals after volume adjustment by the master fader. Connect them to a power amplifier, a PA system or speakers with built-in amplifiers, for example. These support balanced output with XLR connectors (2 HOT).
MONITOR OUT A jacks
These jacks output signals after volume adjustment by the MONITOR OUT A knob. You can, for example, connect a monitoring system for the mixer operator here. These support balanced 1/4-inch jack phone output.
NOTE
The MONITOR OUT A jacks can be set to output the same signals as the MASTER OUT jacks or the sig­nals set separately in the fader mode section. ( Selecting MONITOR OUT A–E output signals)
MONITOR OUT A PHONES jack
This headphone jack outputs signals after volume adjustment by the MONITOR OUT A PHONES knob.
NOTE
The MONITOR OUT A PHONES jack always outputs the same signals as the MONITOR OUT A jacks.
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MONITOR OUT B–E PHONES jacks
These headphone jacks output signals after volume adjustments by the MONITOR OUT B–E PHONES knobs.
NOTE
The MONITOR OUT B–E jacks can be set to output the same signals as the MASTER OUT jacks or the signals set separately in the fader mode section. ( Setting signals output from MONITOR OUT A–E)
MONITOR OUT A knob
Use to adjust the volume of the signals output from the MONITOR OUT A jacks.
MONITOR OUT A PHONES knob
Use to adjust the volume of the signals output from the MONITOR OUT A PHONES jack.
MONITOR OUT B–E knobs
Use to adjust the volumes of the signals output from the MONITOR OUT B–E PHONES jacks.
MONITOR OUT A switch
This switches MONITOR OUT A output between the L/R jacks and the PHONES jack.
Status Explanation
MASTER (
A (
) The signals set in the FADER MODE section are output.
) The same signals as the MASTER OUT are output.
MONITOR OUT B–E switches
These switch the signals output from the MONITOR OUT B–E PHONES jacks.
Status Explanation
MASTER (
B-E(
MASTER REC/PLAY button
) The same signals as the MASTER OUT are output.
) The signals set in the FADER MODE section are output.
Use this button to switch between recording the signal input on the master bus to the SD card and play­ing back an already recorded file from the SD card.
Status Explanation
Lit red The signal will be recorded to the SD card after adjustment by the master fader.
Lit green
Unlit Files will neither be recorded nor played back.
MASTER MUTE button
The playback signal of a file is inserted on the master bus. The REC/ PLAY buttons of other channels will be unlit at this time.
This mutes or unmutes the MASTER OUT jacks. To mute the signals, press this button to light it.
Master level meters
These show the signal levels output from the MASTER OUT jacks in a range from −48 dB to 0 dB.
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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 func­tion, for example, the level meters will show the recalled fader position. However, the position of the master fader is not shown when AUTO REC is activated.
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RECORDER section

STOP button
Slate mic
SLATE button/indicator
Display
MENU button
Selection encoder
TEMPO button/indicator
PLAY/PAUSE button/indicator
⑧
REC button/indicator
OVER DUB button/indicator
Slate mic
REW button
FF button
This is a built-in mic for recording comments. This mic input is active while the SLATE button is being pressed. The input channel can be set to channels 1–12, MASTER, or all channels. (Changing the slate mic
routing)
SLATE button/indicator
This activates the slate mic. The slate mic is activated while this button is being pressed and its indicator is lit.
Display
This shows the recorder status and MENU screen.
MENU button
This opens the menu.
Selection encoder
Use this to change menus and values and to move between items.
Operation Result
Turn when main recorder screen open
Push when main recorder screen open
Turn when menu open Move between parameters and change values.
Press when menu open Confirm parameter value.
TEMPO button/indicator
Search forward or backward in one-second increments.
This sets a mark.
This sets the tempo of the metronome built into the recorder. Press this button to make the recorder detect the tempo from the average value.
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During recording and playback, the indicator blinks at a tempo of 40.0–250.0 bpm. See Changing metronome settings for metronome settings.
STOP button
This stops the recorder.
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.
REC button/indicator
This puts the recorder in recording standby. The indicator shows the recording status as follows.
Status Explanation
Lit red The recorder is recording or in recording standby.
Blinking red Recording is paused.
REW button
Press to move to the previous mark. If no mark is set, this moves to the beginning. Press this button when at the beginning to move to the previous project. Press and hold to search backward. (The longer you press, the faster the speed becomes.)
FF button
Press to move to the next mark. If it is the last mark, this moves to the end of the file. Press this button again to move to the next project. Press and hold to search forward. (The longer you press, the faster the speed becomes.)
OVER DUB button/indicator
Status Explanation
Lit (ON) Record by overwriting into the current project folder.
Unlit (OFF) Create a new project folder and make a new recording.
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Rear panel

POWER switch
This turns the
POWER switch
on and off.
DC IN 12V AC adapter connector
USB HOST port
MODE switch
USB DEVICE port
CLASS COMPLIANT MODE
switch
SAMPLE RATE switch
SD card slot⑨CONTROL IN jack
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.
DC IN 12V AC adapter connector
Connect the included AC adapter here.
USB HOST port
This USB 2.0 HOST port is for connecting USB flash drives. Projects and audio files can be saved on and loaded from connected USB flash drives.
MODE switch
Set whether to use as a USB HOST, card reader or audio interface. This cannot be changed after starting up.
USB DEVICE port
This USB 2.0 port is for connecting with a computer. It will start up as a card reader or audio interface, depending on the MODE switch selection.
Card reader mode
Operating as an SD card reader, data can be exchanged with a computer.
Audio interface mode
Operating as an audio interface, audio data can be exchanged with a computer. Inputs: The signals from channels 1–12 after they pass through their compressors and the master fader output signals are input to the computer. Outputs: Outputs from the computer can be assigned to channels 9/10 and 11/12. Use when connected to an iOS device is possible if the CLASS COMPLIANT MODE switch is set to ON.
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CLASS COMPLIANT MODE switch
Use this to turn Class Compliant Mode ON/OFF. Set it to ON when connected to an iOS device.
SAMPLE RATE switch
Set the sampling rate used by the unit. This cannot be changed after starting up.
SD card slot
This slot is for SD cards. The
HINT
You can test whether an SD card can be used with the
CONTROL IN jack
supports SD, SDHC and SDXC card specifications.
. ( Testing SD card performance)
A footswitch (ZOOM FS01) can be connected here. The footswitch can be assigned to one function: starting/stopping recorder playback, manually punching in/out or muting/unmuting the built-in effect. (
Setting the footswitch)
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Equipment connection example

Drums

Live PA system

Vocal/chorus mics
×2
Electric guitar
Electric
acoustic guitar
Bass
DI
Drum mics ×3
Powered speakers
(main)
Keyboard
Performer
headphones×4
Portable audio player
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Headphones
Page 25
ヘッドフォン
演奏者用
ヘッドフォン×4
パワードスピーカー
(メイン)
キーボード
ドラム用
マイク×3
エレキギター
ボーカル、
コーラス用マイク×2
エレクトリック
アコースティック
ギター
ベース
ポータブルオーディオ
プレイヤー
playback)
DI
Computer
(for recording and
Footswitch
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Display overview

⑬ ⑭

Home Screen

No Item Explanation
This shows the project name.
Project name
Status icon
Counter This shows the hour: minute: second.
Progress bar This bar shows the amount of time in the project from beginning to end.
Folder name
PLAY MODE icon
Metronome icon
Project protection icon
Remaining recordable time
Recording file format This shows the recording file format used by the recorder.
Current date and time This shows the current date and time.
SD card icon This is shown when an SD card is being recognized.
Mark
Longest file time in project This shows the length of the longest file in the project.
"<" appears if there is another project before this one in the folder. ">" appears if there is another project after this one in the folder.
This shows the status as follows.
: Stopped : Paused : Recording : Playing back
The folder where the project is saved will be shown as FOLDER01 – FOLD­ER10.
This shows the PLAY MODE setting.( Changing the playback mode)
This is shown when the metronome is enabled. ( Enabling the metronome)
This is shown when project protection is enabled.( Protecting projects)
This shows the remaining recordable time. This will change automatically according to the number of channels that have
recording enabled with
This shows the mark number and the status as follows.
: at mark (mark added at counter location)
: not at mark (mark not added at counter location)
.
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Turning the unit on/off

Turning the unit on

GAIN knob
POWER switch
DC IN 12V AC adapter connector
Input/Output jacks
Channel faders
EFX RETURN fader
Confirm that the output devices connected to the are turned off.
1.
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Master fader
Page 28
Confirm that is set to OFF.
2.
Plug the AD-19 adapter designed for this unit into an outlet.
3.
Set all knobs and faders to their minimum values.
4.
Connect instruments, mics, speakers and other equipment.
5.
HINT
Equipment connection example ( Equipment connection example)
Set to ON.
6.
Turn on the output devices connected to the .
7.
NOTE
• When using a passive guitar or bass guitar, connect it to channel 1 or 2, and turn on. ( To p)
• When using a condenser mic, turn on. ( To p )
• The power will automatically turn off if the on always, disable the automatic power saving function ( Disabling the automatic power saving func-
tion)
is unused for 10 hours. If you want the power to stay
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Turning the power off

Minimize the volume of devices connected to the .
1.
Turn off the power of output devices connected to the .
2.
Set to OFF.
3.
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.
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Using the MENU screen

Recorder function settings, for example are made for the using the MENU screen. This is an expla­nation of the basic menu operations.
Open the menu: Press
This opens the MENU screen.
 Select menu items and parameters: Turn
This moves the cursor.
 Confirm menu items and parameters: Press
This opens the selected MENU screen or parameter setting screen.
Return to previous screen: Press
This opens the selected MENU screen or parameter setting screen.
On the following pages, menu screen operations are shown in the following way. For example, "After selecting 'METRONOME' on the MENU screen, select 'CLICK'" becomes: Select MENU > METRONOME > CLICK
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Mixer

SIG indicator

Outputting input sounds from output devices

Outputting sound from speakers

GAIN
knob
MUTE
button
Use
1.
NOTE
Set them so that SIG indicators do not light red.
Turn off (unlit) for the MASTER and the channels with sound you want to output.
2.
to adjust the input signals while inputting sound from instruments and mics.
Channel faders Master fader
MUTE button
Set the MASTER fader to 0.
3.
Use the channel faders to adjust the volumes.
4.
Use the MASTER fader to adjust the overall volume.
5.
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Outputting sound from headphones

MONITOR OUT A PHONES jack
MONITOR OUT A PHONES knob
MONITOR OUT A switch
Connect headphones to the MONITOR OUT PHONES A jack.
1.
Set to MASTER ( ).
2.
Use to adjust the volume.
3.
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Adjusting the tone and panning

SEL
button
Press to light it for the channel for which you want to adjust tone and panning.
1.
CHANNEL STRIP section
Use the knobs and buttons in the channel strip section to adjust the tone and panning.
2.
Adjusting the tone: , , , ,
Adjusting the panning:
NOTE
• Press settings.
• Using the compressor ( Input channel section)
HINT
Details about knobs and buttons ( CHANNEL STRIP section)
to light it, turning off all equalization at once. This will bypass HIGH, MID, LOW and LOW CUT
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Using the built-in effects

The has 16 types of send effects
SEND EFX knob
TYPE knob
SEL
button
Turn to select the effect type, and press to confirm.
1.
Lit: Effect selected
Parameters 1 and 2
EFX RETURN MUTE button
EFX RETURN fader
Press to turn it off, unmuting the EFX RETURN.
2.
Set the EFX RETURN fader to 0.
3.
Press the for the channel that you want to use the effect on to light it.
4.
Use to adjust the amount for each channel.
5.
Use the EFX RETURN fader to adjust the overall effect amount.
6.
Use and to adjust the send effect parameters.
7.
NOTE
See Send effects specifications for the parameters of each effect that can be adjusted by and .
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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

Saving scenes

Click so that it lights.
1.
This enables the scene function.
Press .
2.
Buttons will light if they have saved scenes and blink if they do not.
Press
Press the button where you want to save the scene.
3.
again if you do not want to save a scene.
SAVE button
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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, SEND EFX, MASTER)
- MUTE ON/OFF (each channel, SEND EFX, MASTER)
- EQ OFF
- LOW CUT ON/OFF
- EQ HIGH
- EQ MID
- EQ MID FREQ
- EQ LOW
- SEND EFX
- PAN
- SEND EFX TYPE
- SEND EFX parameters 1 and 2
- USB button setting

Recalling scenes

Click so that it lights.
1.
This enables the scene function.
Press .
2.
Buttons will blink if they have saved scenes and be unlit if they do not.
Press
Press the button for the scene you want to recall.
3.
again if you do not want to recall a scene.
The scene for the selected number is recalled.
NOTE
If the actual channel fader position differs from the channel fader position shown, the volume will not change until the fader is moved to the same position. ( Input channel section)
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Resetting mixer settings

Click so that it lights.
1.
This enables the scene function.
Press .
2.
Buttons will blink if they have saved scenes and be unlit if they do not.
Press
Press .
3.
The current mixer settings are reset to their factory defaults.
again if you do not want to reset the settings.
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Setting signals output from MONITOR OUT A–E

The MONITOR OUT A–E jacks can be set to output the same mix as the MASTER OUT or different mixes.
MONITOR OUT switches
MASTER button
A–E buttonsChannel faders

Adjusting the MONITOR OUT A–E mixes

Press an button to select the output to mix.
1.
The selected output button lights and operation of all the channel faders is enabled.
NOTE
The level meters show the fader positions. If the actual channel fader position differs from the channel fader position shown, the volume will not change until the fader is moved to the same position.
Use the channel faders to adjust the volumes.
2.
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Selecting MONITOR OUT A–E output signals

Output different mixes for MONITOR OUT A–E
Output same mix as MASTER
Use the MONITOR OUT switch for an output to select its output signal.
1.
To output a mix set using MONITOR OUT A–E:
Set MONITOR OUT switch to A–E (
To output the same mix as the MASTER:
Set MONITOR OUT switch to MASTER (
NOTE
• Each output mix is saved with the scene and project.
• MONITOR OUT A–E do not output send-return effect signals.
• The parameters that can have separate settings for the MASTER and MONITOR OUT A–E are as fol­lows.
- Fader positions (each channel)
)
)

Copying a mix

While pressing the button ( or ) for the output you want to copy for at least 2 seconds,
1.
press a blinking copy destination button (
or ).
This copies the mix from the source to the destination.
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Recording and playback

Preparing to record

Inserting SD cards

POWER switch SD card slot
Set to OFF.
1.
Open the SD card slot cover, and insert an SD card all the way into the slot.
2.
To remove an SD card, push it further into the slot and then pull it out.
NOTE
• Disable write-protection on the SD card before inserting it.
• Always set
• Inserting or removing a card while the power is on could result in data loss.
• When inserting an SD card, be sure to insert the correct end with the top side up as shown.
• If an SD card is not loaded, recording and playback are not possible.
• To format an SD card, see Formatting SD cards.
to OFF before inserting or removing an SD card.
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Creating new projects

The manages recording and playback data in units called projects.
Select MENU > PROJECT > NEW PROJECT.
1.
Use to select YES, and press .
2.
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.
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Recording and playing tracks

OVER DUB indicator
Unlit (off): Create and record to new project
The has recorder functions that enable simultaneous recording of up to 14 tracks and simultane­ous playback of up to 12 tracks. The signals from every channel after they pass through their compressors and from the master fader out­put can be recorded. These recordings can also be played back. 

Recording

REC/PLAY
button
Use to turn overdubbing on or off.
1.
Lit (on): Overwrite current project
Press for the channels you want to record, lighting these buttons red.
2.
Press to start recording standby.
3.
HINT
If a recorded file already exists, and recording standby.
is off, pressing will create a new project and then start
STOP button
PLAY/PAUSE button
REC button
OVER DUB but­ton
Press to start recording.
4.
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Press to stop recording.
5.
NOTE
• The signals for each channel are recorded after passing through their compressors. ( Mixer block
diagram)
• Punching in/out ( Redoing parts of recordings (punching in/out))
• Starting recording automatically ( Recording automatically)
• Capturing audio before recording starts ( Capturing audio before recording starts)
• When recording stops, “Please Wait” appears on the display. Do not turn the power off or remove the SD card while this message appears. Doing so could cause data loss or malfunction.
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Playing recordings

PLAY/PAUSE indicator
Blinking: Paused
REC/PLAY
button
PLAY/PAUSE button
STOP button
Press for the channels you want to play, lighting these buttons green.
1.
Press to start playback.
2.
Lit: Playing back
Press to stop playback.
3.
NOTE
• Playback signals are added before the equalizer section, so their EQ and panning settings can be ad­justed during playback. ( Mixer block diagram)
• Selecting projects for playback ( Selecting projects for playback)
• Changing the playback mode ( Changing the playback mode)
• Other channels cannot be played back when the MASTER channel is playing back.
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Adding marks

Adding marks at desired positions with the recorder makes moving to those positions easy.
Selection encoder
>>| button
|<< button

Adding marks during recording and playback

Press during recording/playback.
1.

Moving in mark order

Use these buttons to move in mark order.
1.
Move to next mark: Press
Move to previous mark: Press
NOTE
Checking and deleting marks in projects ( Managing marks)
HINT
• A maximum of 99 marks can be added to one project.
• You can also delete a mark by pressing the when at the mark position.
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Redoing parts of recordings (punching in/out)

Punching in/out is a function that can be used to rerecord parts of already recorded tracks. "Punching in" is switching track status from playback to recording. "Punching out" is switching track status from record­ing to playback. With
the , punching in/out can be conducted using buttons on its top or a footswitch (ZOOM FS01).
REC/PLAY button
Selection encod­er
STOP button REC button
OVER DUB button
Press the to turn it on (lighting its indicator).
1.
Press repeatedly for the tracks to re-record until they light red.
2.
Press or turn left to move to before the part to be rerecorded.
3.
Press to start playback.
4.
Press at the position where you want to start rerecording (punch in).
5.
Press to end rerecording (punch out).
6.
PLAY/PAUSE button
NOTE
• Punching in/out using a footswitch (ZOOM FS01) ( Setting the footswitch)
• Punching in/out overwrites recordings.
• Punching in/out can be done up to 99 times each time playback is started.
Press to stop playback.
7.
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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. 

Recording to the master track

Click so that it lights.
1.
NOTE
Adjust the volume and panning of each recorded track before starting.
Press MASTER repeatedly until it lights red.
2.
Press to return to the recording beginning.
3.
Press to start recording standby.
4.
Press to start recording.
5.
Press to end mixing down.
6.
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Playing the master track

Press MASTER repeatedly until it lights green.
1.
Press .
2.
NOTE
• To stop master track playback, press MASTER
• When the master track is playing, other tracks will not be played back.
• To listen to master track playback from a MONITOR OUT, set the MONITOR OUT A–E switch to MASTER (
).
repeatedly until it becomes unlit.
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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
Select MENU > REC/PLAY > AUTO REC > ON / OFF.
1.
Use to select ON, and press .
2.
NOTE
Making additional settings for automatic recording ( Changing automatic recording settings)
Master fader
Press repeatedly to return to the main recorder screen.
3.
Press .
4.
The indicator will light and recording standby will start.
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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 me­ters). You can also set recording to stop automatically when the input goes below a set level. ( Setting auto-
matic stopping)
Press to end recording standby or stop recording.
5.
NOTE
• This function cannot be used with the PRE REC, METRONOME or PRE COUNT functions. When you turn AUTO REC on, these other functions will be disabled.
• When you turn OVER DUB on, AUTO REC will be disabled.
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Capturing audio 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.
1.
Use to select ON, and press .
2.
NOTE
• This function cannot be used with the AUTO REC, METRONOME, PRE COUNT or OVER DUB functions.
• When you turn AUTO REC or PRE COUNT on, PRE REC will be disabled.
• The PRE REC function continues to be enabled even when recording is paused.
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Selecting the folder where projects are saved

Choose one of ten folders as the folder where recorded projects will be saved.
Select MENU > FOLDER.
1.
Use to select the folder where you want to save, and press .
2.
NOTE
• Up to 1000 projects can be saved in a single folder.
• If a folder that does not have a project is selected, a new project will be created automatically.
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Selecting projects for playback

Projects saved on SD cards can be loaded.
Select MENU > PROJECT > SELECT.
1.
Use to select the project you want to load, and press .
2.
NOTE
• Projects in different folders cannot be selected. To select a project that is saved in a different folder, select that folder first. ( Selecting the folder where projects are saved)
• When a project is loaded, the mixer settings saved in that project are also loaded.
• If actual channel fader positions differ from the channel fader positions of the loaded project, the level meters will show the recalled fader positions. The volume will not be changed until the actual fader position becomes the same as the recalled position.
• When switching to a different project, the project mixer settings of the current project are saved to the settings file in the project folder.
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Using the metronome

The 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 project. 

Enabling the metronome

Select MENU > METRONOME > CLICK.
1.
Use to select when the metronome makes sound, and press .
2.
Setting value Explanation
OFF The metronome does not make sound.
REC AND PLAY The metronome sounds during recording and playback.
REC ONLY The metronome sounds only during recording.
PLAY ONLY The metronome sounds only during playback.
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Changing metronome settings

Changing the metronome tempo

MENU button Selection
encoder
TEMPO button
Press .
1.
The current tempo is shown on the display.
Do one of the following to change the tempo.
2.
Turn
Press repeatedly at the tempo you want to set
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Setting the precount

A metronome count can be sounded before starting recording/playback.
Select MENU > METRONOME > PRE COUNT.
1.
Use to select the precount behavior, and press .
2.
Setting value Explanation
OFF No precount will sound.
1–8
SPECIAL
Before recording/playback, the precount will sound for the set number of times (1–8).
Before recording/playback, the precount will sound as shown below.
NOTE
• The precount is enabled even during playback.
• This function cannot be used with the AUTO REC function. When you turn AUTO REC on, PRE COUNT will be disabled.
• This function cannot be used with the PRE REC function. When you turn PRE COUNT on, PRE REC will be disabled.
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Changing the metronome sound

Select MENU > METRONOME > SOUND.
1.
Use to select the sound, and press .
2.
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 > METRONOME > PATTERN.
1.
Use to select the pattern, and press .
2.
HINT
The options are 1/4–8/4 and 6/8.
NOTE
Press
to play the metronome and check the pattern.
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Changing the metronome volume

The metronome volume can be adjusted separately for the MASTER OUT and each of the MONITOR OUT A–E outputs.
Select MENU > METRONOME > LEVEL > MASTER or A-E.
1.
Turn to adjust the volume, and press .
2.
HINT
Set from 0 to 100.
NOTE
Press
to play the metronome and check the volume.
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Using the slate mic

The has a built-in slate mic that allows comments to be recorded.
SLATE button
Selection encoder
MENU button

Recording with the slate mic

Start recording. ( Recording)
1.
Press to enable the slate mic.
2.
While is being pressed, the indicator lights and the slate mic is enabled.
NOTE
• When the slate mic is in use, signals from input jacks are muted to the channels to which the slate mic is routed.
• None of the channel faders affect the level of the slate mic.
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Changing slate mic settings

ALL: Set routing to all channels at once
Channel routing for slate mic input

Changing the slate mic volume

Select MENU > SLATE > LEVEL.
1.
Turn to adjust the volume, and press .
2.

Changing the slate mic routing

Select MENU > SLATE > ROUTING.
1.
Turn to select a channel for routing.
2.
Press confirm.
3.
Press .
4.
HINT
Pressing toggles it ON/OFF.
ON
OFF
ALL CLEAR: Clear all settings
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Projects

The 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.
Select MENU > PROJECT > RENAME.
1.
Edit the name.
2.
Move cursor or change character: Turn
Select character to change/confirm change: Press
MENU button
Selection encoder
REC button
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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 March 14, 2017, the project name would be "170314_184820" (YYMMDD-HHMMSS).
• Project names have 13 characters.
• The following characters can be used in project and file names.
(space) ! # $ % & ' ( ) + , - 0 1 2 3 4 5 6 7 8 9 ; = @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ^ _ ` a b c d e f g h i j k l m n o p q r s t u v w x y z {˜ }
• Projects can be ordered by numerical or alphabetical order.
• Project/file names cannot be only spaces.
• The project name is the same as the project folder name on the SD card.
Press .
3.
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Deleting projects

Projects inside the selected folder can be deleted.
Select MENU > PROJECT > DELETE
1.
Use to select the project you want to delete, and press .
2.
Use to select YES, and press .
3.
NOTE
Projects cannot be deleted if protection is ON.
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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.
1.
Use to select ON, and press .
2.
NOTE
• Projects cannot be used for recording if protection is ON. Turn protection OFF to record.
• When protection is OFF for a project, it will always be saved to the SD card when the power is turned off or another project is loaded. We recommend turning protection ON to prevent accidentally saving changes to a musical project after it has been completed.
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Checking project information

Various information about the currently loaded projects can be viewed.
Select MENU > PROJECT.
1.
Use to select INFORMATION, and press .
2.
Items shown Explanation
NAME Project name
PATH Location where project saved
DAT E Project creation date and time (YYYY/MM/DD HH:MM:SS)
FORMAT Recording format
SIZE Project size
TIME Project length (HHH: MM: SS)
FILES Information about tracks and files
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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 switch
USB HOST port
Set to OFF.
1.
Connect the USB flash drive to the USB HOST port.
2.
Set to USB HOST.
3.
Set to ON.
4.
MENU button
Selection encoder
Select MENU > PROJECT > PROJECT EXPORT.
5.
Edit the name.
6.
Move cursor or change character: Turn
Select character to change/confirm change: Press
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NOTE
Folder where project data is saved
• 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 March 14, 2017, the project name would be "170314_184820" (YYMMDD-HHMMSS).
• Project names have 13 characters.
• The following characters can be used in project and file names.
(space) ! # $ % & ' ( ) + , - 0 1 2 3 4 5 6 7 8 9 ; = @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ^ _ ` a b c d e f g h i j k l m n o p q r s t u v w x y z {˜ }
• Projects can be ordered by numerical or alphabetical order.
• Project/file names cannot only be spaces.
• The project name is same as the project folder name on the SD card.
Press .
7.
Use to select YES, and press .
8.
NOTE
• The folder structure on USB flash drives is as follows. Never change this folder structure.
ZOOM_L-12
PROJECT
AUDIO
Folder where audio data is saved
• Projects will be saved on the USB flash drive in the "PROJECT" subfolder of the "ZOOM_L-12" folder.
• Never disconnect a USB flash drive when “Saving” or “Loading” appears on the display.
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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-12" and "PROJECT" folders on the USB flash drive in advance (
Saving projects to USB flash drives). Only projects inside the "PROJECT" folder can be imported.
Set to OFF.
1.
Connect the USB flash drive to the USB HOST port.
2.
Set to USB HOST.
3.
Set to ON.
4.
Select MENU > PROJECT > PROJECT IMPORT.
5.
Use to select the project you want to load from the USB flash drive, and press .
6.
Edit the name.
7.
Move cursor or change character: Turn
Select character to change/confirm change: Press
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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 March 14, 2017, the project name would be "170314_184820" (YYMMDD-HHMMSS).
• Project names have 13 characters.
• The following characters can be used in project and file names.
(space) ! # $ % & ' ( ) + , - 0 1 2 3 4 5 6 7 8 9 ; = @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ^ _ ` a b c d e f g h i j k l m n o p q r s t u v w x y z {˜ }
• Projects can be ordered by numerical or alphabetical order.
• Project/file names cannot only be spaces.
• The project name is the same as the project folder name on the SD card.
Press .
8.
Use to select YES, and press .
9.
NOTE
• Imported projects are saved in the currently selected folder.
• Never disconnect a USB flash drive when “Saving” or “Loading” appears on the display.
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Managing marks

A list of marks in the currently loaded project can be opened, allowing them to be checked, played and deleted.
MENU button
Selection encoder
REC button
Select MENU > PROJECT > MARK LIST.
1.
A list of marks appears.
Indicates added mark
E mark indicates time
when skipping occurred
during recording
Use to select a mark, and play or delete it.
2.
Press to move to the mark position.
Press
to delete the mark.
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Audio files
The creates the following types of audio files according to the recording channel.
Channels 1–8: mono WAV files
Channels 9/10, 11/12 and MASTER: stereo WAV files
The file format depends on the sampling rate (Changing the sampling rate) and quantization bit depth (
Changing the recording format) used by the unit.
The
flash drives).
can also play back audio files created using DAW software (Importing audio files from USB
NOTE
• The names given to audio files depend on their channels. Channels 1–8: TRACK01–TRACK08 Channels 9/10, 11/12: TRACK09_10, TRACK11_12 MASTER: MASTER
• If the file size exceeds 2GB during recording, a new file will be created automatically in the same proj­ect and recording will continue without pause. When this happens, numbers will be added to the ends of the file names: “-01”, “-02” and so on.
Deleting audio files
Audio files that are not needed can be deleted.
MENU button
Selection encoder
REC button
Select MENU > PROJECT > FILE DELETE.
1.
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Use to select the file you want to delete, and press .
2.
NOTE
Press to select/deselect all files.
Press .
3.
Use to select YES, and press .
4.
NOTE
Audio files cannot be deleted if protection is ON for their projects.
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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-12" folder.
MENU button
Selection encoder
REC button
Set to OFF.
1.
Connect the USB flash drive to the USB HOST port.
2.
Set to USB HOST.
3.
Set to ON.
4.
Select MENU > PROJECT > FILE EXPORT.
5.
Use to select the file you want to export, and press .
6.
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Edit the name.
7.
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.
(space) ! # $ % & ' ( ) + , - 0 1 2 3 4 5 6 7 8 9 ; = @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ^ _ ` a b c d e f g h i j k l m n o p q r s t u v w x y z {˜ }
• Project/file names cannot only be spaces.
Press .
8.
Use to select YES, and press .
9.
NOTE
• Never disconnect a USB flash drive when “Saving” or “Loading” appears on the display.
• Audio files will be saved on the USB flash drive in the "AUDIO" subfolder of the "ZOOM_L-12" folder.
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Importing audio files from USB flash drives
The desired audio files can be imported from USB flash drives to existing projects and assigned to chan­nels.
NOTE
Use a computer to create "ZOOM_L-12" and "AUDIO" folders on the USB flash drive in advance ( Sav-
ing projects to USB flash drives). Only audio files inside the "AUDIO" folder can be imported.
Set to OFF.
1.
Connect the USB flash drive to the USB HOST port.
2.
Set to USB HOST.
3.
Set to ON.
4.
Select MENU > PROJECT > FILE IMPORT.
5.
Use to select the file you want to import, and press .
6.
NOTE
Audio files cannot be imported from USB flash drives into projects that have protection ON.
Use to select the channel where you want to assign the file, and press .
7.
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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 chan­nels.
Use to select YES, and press .
8.
NOTE
Never disconnect a USB flash drive when “Saving” or “Loading” appears on the display.
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Using audio interface functions

The can be used as a 14-in/4-out USB audio interface. After applying its compressor, each input channel always outputs its signal to the corresponding USB audio channel. Channels 1–12 and the stereo signal output from the master fader are sent to the computer (14 channels total). 

Installing the driver

Download the "ZOOM L-12 Driver" from http://www.zoom.co.jp to the computer.
1.
NOTE
• You can download the latest "ZOOM L-12 Driver" from the above website.
• Download the driver for the operating system that you are using.
Launch the installer and install the driver.
2.
Follow the instructions that appear on screen to install the ZOOM L-12 Driver.
NOTE
See the Installation Guide included in the driver package for detailed installation procedures.
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Connecting to a computer

POWER switch
Use a USB cable to connect the USB DEVICE port to the computer.
1.
Set the switch to AUDIO INTERFACE.
2.
Set to ON.
3.
NOTE
• Set to ON when connected to an iOS device.
• When connecting to an iOS device, use a Lightning to USB camera adapter (or Lightning to USB 3 cam­era adapter).
MODE switch USB DEVICE port
Set the as the computer sound device.
4.
NOTE
• Audio interface functions cannot be used when the sampling rate is set to 96 kHz.
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Inputting return signals from the computer to a stereo channel

USB buttons
Turn the , button channel ON for the stereo channel to use for input.
1.
The signal controlled by the channel is switched to the USB audio channel signal (before EQ).
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Using card reader functions

When connected to a computer, data on the SD card can be checked and copied.
POWER switch
Use a USB cable to connect the USB DEVICE port to the computer.
1.
Set
2.
Set to ON.
3.
to CARD READER.
USB DEVICE port
MODE switch
NOTE
When operating as a CARD READER, other functions and buttons cannot be used.
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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.
1.
Use to change the format, and press .
2.
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.
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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.
1.
Use to change the start level, and press .
2.
Recording will start automatically when the level of the MASTER fader output signal exceeds the set level.
HINT
This can be set from −48 to 0 dB.
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Setting automatic stopping

Open MENU > REC / PLAY > AUTO REC > AUTO STOP.
1.
Use to select the automatic stop time, and press .
2.
HINT
This can be set to OFF or between 0 and 5 seconds.
Open MENU > REC / PLAY > AUTO REC > REC STOP LEVEL.
3.
Use
4.
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.
NOTE
If you start recording after setting automatic recording starting and stopping, the level set in step 4 will be shown on the MASTER level meters.
to set the stop level, and press .
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Showing recording levels on level meters

The signals of levels recorded to the recorder or recorded to a computer when using the audio interface function can be shown on the level meters of each channel.
Open MENU > REC / PLAY > REC LEVEL METER.
1.
Use to select ON, and press .
2.
If recorded signal levels are higher than post fader levels, the recorded signal levels are shown lit dimly on the level meters.

Enabling latency adjustment

When overdubbing, adjustment can be made for the delay caused by analog-to-digital conversion, signal processing and digital-to-analog conversion.
Open MENU > REC / PLAY > LATENCY ADJUST.
1.
Use to select ON, and press .
2.
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Changing the playback mode

Open MENU > REC / PLAY > PLAY MODE.
1.
Use to select the play mode, and press .
2.
Setting value Explanation
OFF
PLAY ONE (single song playback)
PLAY ALL (all song playback)
REPEAT ONE (single song repeat playback)
REPEAT ALL (all song repeat play­back)
Only the selected project plays back. Playback continues even when the end of a file is reached.
Only the selected project plays back. Playback stops when when the end of a file is reached.
Every project from the selected one to the last one will be played back.
The selected project will be played repeatedly.
All projects in the selected folder will be played repeatedly.
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SD card settings

Checking the open space on SD cards

Open MENU > SD CARD > REMAIN.
1.
This shows the open space on the card.
NOTE
The performance from degrading.
shows less than the actual open space in order to maintain space to prevent SD card writing

Formatting SD cards

Format SD cards for use with the .
Open MENU > SD CARD > FORMAT.
1.
Use to select YES, and press .
2.
NOTE
• Before using SD cards that have just been purchased or that have been formatted on a computer, they must be formatted by the
• Be aware that all data previously saved on the SD card will be deleted when it is formatted.
• Format an SD card before recording to it at 96 kHz.
.
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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.
1.
Use to select QUICK, and press .
2.
Use to select YES, and press .
3.
The card performance test will start. The test should take about 30 seconds.
The result of the test will be shown when it completes.
Press to stop the test.
4.
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.
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Conducting a full test

Open MENU > SD CARD > PERFORMANCE TEST.
1.
Use to select FULL TEST, and press .
2.
The amount of time required will be shown.
Use to select YES, and press .
3.
The result of the test will be shown when it completes.
If the access rate MAX reaches 100%, the card will fail (NG).
Press to stop the test.
4.
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.
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Various settings

Setting the date and time

Select MENU > SYSTEM > DATE/TIME.
1.
Display
MENU button
REC button
Set the date and time.
2.
Move cursor or change value: Turn
Select item/confirm change: Press
Press .
3.
The first time you turn the power on after purchase, you must set the date/ time.
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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.
1.
Use to change the value.
2.
Setting value Explanation
PLAY Press the footswitch to start/stop playback (equivalent to
PUNCH I/O
SEND EFX MUTE Mute/unmute the send effect
Use to control punching in/out (equivalent to
)
)
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Changing the sampling rate

The file format used when recording to the recorder depends on this setting. Before changing the sampling rate,
Confirm that is set to off.
1.
Change the position.
2.
HINT
The options are 44.1 kHz, 48 kHz and 96 kHz.
NOTE
• When 96 kHz is selected, some unit operations are limited. The limited functions are as follows.
- Recordable tracks: tracks 1–12 only
- SEND EFX: disabled
- EQ: disabled
- OVER DUB: disabled
- Audio interface: disabled
- MONITOR OUT: output signal same as MASTER only
• Format an SD card before recording to it at 96 kHz.
must be set to OFF.
Set to ON.
3.
NOTE
• The sampling rate cannot be changed during operation.
• If a project is loaded that has a different sampling rate than the unit setting, recording and playback will not be possible.
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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.
1.
Use to select OFF, and press .
2.
NOTE
This setting is saved in the unit.

Adjusting the display contrast

Open MENU > SYSTEM > DISPLAY CONTRAST.
1.
Use to select YES, and press .
2.
HINT
This can be set from 1 to 10.
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Restoring settings to factory defaults

You can restore an to its factory default settings.
Open MENU > SYSTEM > FACTORY RESET.
1.
Use to select YES, and press .
2.
NOTE
This does not reset mixer settings. ( Resetting mixer settings)
Checking the firmware versions
The firmware versions can be viewed.
Open MENU > SYSTEM > FIRMWARE VERSION.
1.
This shows the firmware versions.
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Updating the firmware
The firmware can be updated to the latest versions.
Copy the file for updating the firmware to the root directory on an SD card.
1.
NOTE
An update file for the latest version can be downloaded from the ZOOM website (www.zoom.co.jp).
Insert the SD card into the .
2.
While pressing and holding , set to ON.
3.
press .
4.
NOTE
Do not turn the power off or remove the SD card during a firmware update. Doing so could cause the
to become unstartable.
After the firmware update completes, turn the off.
5.
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Troubleshooting

General

There is no sound or output is very quiet

• Check the speaker connections and volume settings on the speakers.
• Check instrument and mic connections
• When using a condenser mic, turn
• Confirm that the SIG indicators are lit green.
• Confirm that
• Raise all the channel faders and the master fader, and confirm that the level meters are lit.
• Confirm that the MASTER
is unlit.
is unlit or is lit red.
on.

Recorded audio is too loud, too quiet or silent

• Adjust input gains and confirm that SIG indicators are lit green.
• When using a condenser mic, turn
• When recording to an SD card, confirm that
on.
is lit red.

Recording not possible

• When recording to an SD card, confirm that is lit red.
• Confirm that the SD card has open space.
• When recording to an SD card, confirm that the project is not protected (to prevent overwriting).

Playback sound cannot be heard or is quiet

• When playing data from an SD card, confirm that is lit green.
• Raise the faders on the playback channels, and confirm that the level meters are lit.
The sounds of devices connected to input jacks are distort­ed
• Confirm that SIG indicators are not lighting red. If they are lighting, lower their input gains. You can also
turn
• Confirm that level meters are not lighting to their highest levels. If a level meter is lighting to its highest level, lower its fader.
on.
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The send effect is not working

• Confirm that the EFX RETURN is unlit.
• Raise the EFX RETURN fader, and confirm that the EFX RETURN level meters are lit.
• Confirm the send amounts of the channels on which you want to use the effect.

There is no sound or output is very quiet from MONITOR OUT A–E

• Confirm the mixes of each output.
• Confirm that the output volume of each output is raised (MONITOR OUT A PHONES and MONITOR OUT A–E knobs).
• Confirm the settings of the MONITOR OUT A–E switches.
Audio interface
Cannot select or use the device
• Confirm that
• Confirm that is set to OFF on the
• Quit all the software that is using the
• Reinstall the driver.
• Connect the
the is connected to the computer correctly.
.
, and turn the off and on again.
directly to a USB port on the computer. Do not connect it through a USB hub.

Sound skips during playback or recording

• If you can adjust the audio buffer size of the software that you are using, increase the buffer size.
• Connect the
• Turn the automatic sleep function and other computer power saving settings off.
directly to a USB port on the computer. Do not connect it through a USB hub.

Cannot play or record

• 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-12".
• Confirm that
• Confirm that the , is lit red and the level meters are lit for channels 9/10 or 11/12.
• Quit all the software that is using the the
.
is set for input and output in the software that you are using.
, and disconnect and reconnect the USB cable connected to
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Specifications
Number of input and output channels
Inputs Mono
Outputs MASTER OUT Type XLR jacks (balanced)
Buses MASTER 1
Channel strip COMP
Level meters 12 segments Send effects 16 types Recorder Maximum simultaneous
Audio interface 44.1/48 kHz Recording: 14 channels
Card reader Class Mass storage
USB HOST Class USB2.0 High Speed Sampling rate 44.1/48/96 kHz Frequency characteristics Frequency characteristics (44.1 kHz): -1.0 dB: 20 Hz – 20 kHz
Equivalent input noise Actual measurements: -128 dB EIN (IHF-A) with
Display LCD with backlight (128×64 resolution) Power supply AD-19 AC adapter (DC12 V/2 A) Power consumption 17 W maximum External dimensions 445 mm (W)×282 mm (D)×70.5 mm (H) Weight (main unit only) 2.53 kg
Inputs Mono (MIC/LINE) 8
Stereo (LINE) 2
Outputs MASTER OUT 1
MONITOR OUT 5
(MIC/LINE)
Stereo (LINE) Type TS phone/RCA pin (unbalanced) jacks
MONITOR OUT A (TRS)
MONITOR OUT A–E (PHONES)
Type XLR/TRS combo jacks (XLR: 2 HOT, TRS: TIP HOT) Input gain PAD OFF: +16 – +60 dB
Input impedance XLR: 3 kΩ
Maximum input level PAD OFF: 0 dBu (at 0 dBFS)
Phantom power +48 V
Maximum input level +10 dBu
Maximum output level +14.5 dBu Output impedance 100 Ω Type TRS phone jacks (balanced) Maximum output level +14.5 dBu Output impedance 100 Ω Type Standard stereo phone jacks Maximum output level 42 mW + 42 mW @60 ohm Output impedance 100 Ω
MONITOR 5 SEND EFX 1
LOW CUT 75 Hz, 12 dB/OCT EQ HIGH: 10 kHz, ±15 dB, shelving
recording tracks Maximum simultaneous
playback tracks Recording format WAV 44.1/48/96 kHz, 16/24-bit, mono/stereo
Recording media 16 MB–2 GB SD cards, 4 GB–32 GB SDHC cards, 64 GB–512
Bit depth 24-bit Interface USB2.0
PAD ON: −10 – +34 dB Hi-Z ON: +6 – +50 dB
TRS: 10 kΩ/1 MΩ (when Hi-Z ON)
PAD ON: +26 dBu (at 0 dBFS)
MID: 100 Hz–8 kHz, ±15 dB, peaking LOW: 100 Hz, ±15 dB, shelving
14@44.1/48 kHz 12@96 kHz
12
WAV format
GB SDXC cards
Playback: 4 channels
USB 2.0 High Speed
Frequency characteristics (96 kHz): -3.0 dB: 20 Hz – 40 kHz
+60 dB/150 Ω input
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Send effects specifications
No Type Explanation Parameters 1 Parameters 2
1 Hall 1 Hall reverb with a bright tone TONE DECAY
2 Hall 2 Hall reverb with a long time for early reflections TONE DECAY
3 Room 1 Room reverb with coarse reflections TONE DECAY
4 Room 2 Dense room reverb TONE DECAY
5 Plate Plate reverb simulation TONE DECAY
6 Church Reverb that simulates the sound of a church TONE DECAY
7 DrumAmb
8 GateRev Special reverb suited to percussive performances TONE DECAY
9 Spring Spring reverb simulation TONE DECAY
10 Delay Digital delay with a clear tone TIME FEEDBACK
Reverb that adds a natural ambience (air sound) to drums
TONE DECAY
tempo
synchronization
11 Analog Warm analog delay simulation TIME FEEDBACK
12 P-P Dly
13 Vocal 1
14 Vocal 2
15 Vocal 3
16 Vocal 4
Note: Delay effects that are tempo synchronized can be synchronized to the project tempo. To synchronize them, press the TEMPO button and set the tempo. Quarter notes will be synchronized to the
tempo.
Effect that outputs delay sound alternately left and right
Very useful effect that combines delay with hall re­verb
Effect that combines delay with mono output re­verb
Effect that combines delay suitable for ballads with plate reverb
Effect that combines delay suitable for rock with room reverb
TIME FEEDBACK
TIME DECAY
TIME DECAY
TIME DECAY
TIME DECAY
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Mixer block diagram

L
R
R
R
R
MASTER OUT L
MASTER OUT R
MONITOR OUT A L
MONITOR OUT A R
MONITOR OUT A PHONES
VOLUME
REC DATA MASTER L to SD CARD
REC DATA MASTER R to SD C ARD
D/A
LEVEL METER
MUTE
FADER
MASTER_R MASTER_L EFX MONITOR OUT E_R MONITOR OUT E_L MONITOR OUT D_ MONITOR OUT D_ MONITOR OUT C_ MONITOR OUT C_L MONITOR OUT B_ MONITOR OUT B_L MONITOR OUT A_ MONITOR OUT A_L
SLATE
PLAY
MASTER
MASTER
D/A
VOLUME
MONITOR OUT
MONITOR OUT E PHONES
MONITOR OUT B PHONES
MONITOR OUT C PHONES
MONITOR OUT D PHONES
OUTPUT
D/A
D/A
D/A
D/A
LEVEL METER
FADER
A - E
MASTER
LEVEL METER
EFX RETURN
MUTE
EFX
EFX RETURN
PAN
LEVEL METER
FADER
A
C
PLAY DATA MASTER L from SD CARD
PLAY DATA MASTER R from SD CARD
FADER MODE
MUTE
USB SEND DATA 1-8 to PC
REC DATA 1-8 to SD CARD
REC/PLAY
SLATE
SLATE
SIG
+48V
B
MASTER
LOW MID
FREQ
EQ
HIGH
CUT
LOW
COMP
DC CUT
GAIN A /D
PAD
-26dB
(INPUT 3-8)
Hi-Z
(INPUT 1,2)
PLAY DATA 1-8 from SD CARD
SEND EFX
E
D
BALANCE
FADER
A
C
B
MASTER
FADER MODE
MUTE
LOW MID
FREQ
EQ
HIGH
CUT
LOW
USB SEND DATA 9/1 1 to PC
USB SEND DATA 10/12 to PC
REC DATA 9/11 to SD CARD
REC DATA 10/12 to SD CARD
REC/PLAY
SLATE
USB
SIG
DC CUT
A/D
D
INPUT 1-8
USB RETURN DATA 1/3 from PC
USB RETURN DATA 2/4 from PC
PLAY DATA 9/11 from SD CAR D
PLAY DATA 10/12 from SD CARD
SEND EFX
E
INPUT
9/10‒11/12
LEVEL
GAINA/D
Built-in Mic
Metronome
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ZOOM CORPORATION
4-4-3 Kanda-surugadai, Chiyoda-ku, Tokyo 101-0062 Japan
http://www.zoom.co.jp
Z2I-3047-02
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