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Safety and Usage Precautions

Warning

Caution

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.

Battery handling

 Install the batteries with the c/− orientation.
 Use a specified battery type.

  Do not mix new and old batteries or different brands or 

types at the same time.

 When not using the unit for an extended period of time, 

remove the batteries. 

  If a batter y leak should occur, wipe the batter y 

compartment and the battery terminals carefully to 
remove all residue.

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.

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.

Usage Precautions

Interference with other electrical equipment
For safety considerations, 

 is designed to minimize 

the emission of electromagnetic waves and suppress 
interference from external electromagnetic waves.
However, interference could still occur if 

 is placed 

next to equipment that is very susceptible to interference 
or that emits powerful electromagnetic waves.
If this occurs, place the 

 and the other device farther 

apart.
With any type of digital control device-including the 

-electromagnetic interference can cause malfunction, 

corrupt or destroy data, or cause other unexpected 
issues. Always exercise caution.

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.

Temperature considerations
The 

 may become warm after long periods of 

continuous use. This is normal, as long as the unit does 
not become too hot to touch.

Breakdown and malfunction
If the 

 malfunctions or operates abnormally, 

disconnect it immediately. Contact the store where you 
purchased the unit, or contact ZOOM customer service 
with the following information: product model, serial 
number, and the specific symptoms of the breakdown 
or malfunction—along with your name, address, and 
telephone number.

Copyrights

• Windows

®

 is a registered trademark of Microsoft

®

 

Corporation.

• Mac

®

, iPad

®

 and Lightning™ are trademarks or registered 

trademarks of Apple Inc.

• MIDI is a registered trademark of Association of Musical 

Electronics Industry (AMEI).

• 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 for any purpose other than personal use from 
copyrighted sources, including CDs, records, tapes, live 
performances, video works and broadcasts, without 
permission of the copyright holder is prohibited by law.
ZOOM Corporation will not assume any responsibility 
related to infringements of copyrights.

Safety and Usage Precautions

 (continued)

Declaration of Conformity

For EU Countries

FCC regulation warning (for U.S.A.)

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 to 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.

Содержание U-22

Страница 1: ...2016 ZOOM CORPORATION Copying or reprinting this manual in part or in whole without permission is prohibited Operation Manual...

Страница 2: ...close the battery compartment cover when using the unit Thank you for choosing the ZOOM Handy Audio Interface To achieve the best results and to protect your investment please read this manual carefu...

Страница 3: ...tion If the malfunctions or operates abnormally disconnect it immediately Contact the store where you purchased the unit or contact ZOOM customer service with the following information product model s...

Страница 4: ...4 Part Names Power indicator 48V indicator Level indicator OUTPUT knob GAIN knob OUTPUT jacks USB 2 0 port DC 5V connector Top Back Part Names...

Страница 5: ...R TRS 1 GND 2 HOT 3 COLD TIP HOT RING COLD SLEEVE GND 1 2 3 5 Part Names LINE IN jack PHONES jack MIC Hi Z jack POWER SOURCE switch 48V switch DIRECT MONITOR switch Front Right side Part Names continu...

Страница 6: ...oad the latest ZOOM U 22 driver from the above website Download the appropriate driver for your operating system 2 Launch the installer and install the driver Follow the on screen instructions to inst...

Страница 7: ...ies 3 Replace the battery cover NOTE Use only alkaline batteries or rechargeable NiMH batteries The power indicator will blink when the battery charge becomes low Turn the power off immediately and in...

Страница 8: ...tput devices connected to the 2 Use a USB cable to connect the to the computer Back 3 Set to USB or BATTERY DC IN TABLET to turn the power on NOTE When using batteries or an external power supply set...

Страница 9: ...e of any output devices connected to the 2 Install batteries or connect an external power supply P 7 3 Connect the to the iPad using an Apple iPad Camera Connection Kit or Lightning to USB Camera Adap...

Страница 10: ...her device mono instrument cable stereo mini cable Guitar Dynamic mic Condenser mic XLR cable NOTE The MIC Hi Z jack is disabled when a cable is connected to the LINE IN jack The Hi Z function will tu...

Страница 11: ...or to check the input signal status Green light Input signal is present Red light Input signal is clipping 2 Adjust the input gain Turn the HINT To avoid distorted recordings adjust the input gain so...

Страница 12: ...ecting Headphones and Speakers Connect headphones to the PHONES jack speakers to the OUTPUT jacks and adjust the volume levels accordingly 1 Connect headphones or speakers Speakers Headphones Back Fro...

Страница 13: ...ring Playback Using Direct Monitoring Direct monitoring enables you to listen to input signals before they pass through the computer This allows you to hear the sound coming into the without latency 1...

Страница 14: ...ted to the input jack is distorted Confirm that the level indicator is not lighting red If it is lower the input level If the sound of the device connected to the LINE IN jack distorts reduce the outp...

Страница 15: ...z 20 kHz 96 kHz 2 dB 20 Hz 40 kHz Input conversion noise Measured EIN 120 dB or less IHF A with 43 dB 150 input Number of audio recording and playback channels Recording 2 channels Playback 2 channels...

Страница 16: ...Z2I 2735 01 ZOOM CORPORATION 4 4 3 Kandasurugadai Chiyoda ku Tokyo 101 0062 Japan http www zoom co jp...

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