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Zoom U-24 User Manual

Zoom U-24
24 pages
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© 2016 ZOOM CORPORATION
Copying or reprinting this manual in part or in whole without permission is prohibited.
Operation Manual
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Zoom U-24 Specifications

General IconGeneral
Product colorBlack
XLR inYes
InterfaceTRS/XLR
Audio (L/R) out2
USB 2.0 ports quantity1
Sample rate96 kHz
Audio quality24 bit
Frequency range20 - 40000 Hz
Weight and Dimensions IconWeight and Dimensions
Weight285 g
Dimensions (WxDxH)92.3 x 191.8 x 42.7 mm

Summary

Introduction to ZOOM U-24

2-in/4-out Audio Interface Capabilities

Explains the U-24 as a high-quality audio interface for recording and playback.

High-Performance Microphone Preamps

Details the U-24's mic preamps, phantom power, and Hi-Z input.

DJ-Friendly Design Features

Highlights DJ-friendly features like RCA outputs and headphone balancing.

Safety and Usage Precautions

Essential Safety Precautions

Outlines warning symbols, handling, batteries, and operating environment safety.

General Usage Guidelines and Warnings

Covers interference, cleaning, temperature, breakdown, copyrights, and FCC rules.

ZOOM U-24 Part Identification

Top Panel Controls and Connectors

Identifies controls and connectors on the top panel of the U-24.

Left Side Power Switch

Identifies the power switch on the left side of the unit.

Back Panel Connectors

Identifies MIDI and power connectors on the back panel.

Installing the ZOOM U-24 Driver

Windows Driver Installation

Steps for downloading and installing the driver on Windows.

Mac Driver Installation Note

Notes that driver installation is not necessary for Mac.

Choosing a Power Source for U-24

Using USB Bus Power

Explains connecting via USB cable for power.

Using Batteries for Power

Instructions for installing and replacing batteries.

Using an External Power Supply

Details connecting an AC adapter or USB power supply.

Connecting the U-24 with a Computer

Computer Connection and Power On Procedure

Guides connecting the U-24 to a computer and powering it on.

Connecting the U-24 to an iPad

iPad Connection Procedure

Details the steps for connecting the U-24 to an iPad.

Turning the U-24 Power Off

Power Off Procedure

Outlines the safe procedure for turning off the U-24.

Connecting Instruments to U-24

Using the Hi-Z Function for Instruments

Explains utilizing the Hi-Z input for specific instruments like guitars.

Connecting Microphones to U-24

Using Phantom Power for Condenser Mics

Details connecting microphones and enabling phantom power.

Adjusting Input Gain Levels

Signal Level and Gain Adjustment

Guides on checking input signal status and setting gain.

Connecting Headphones and Speakers

Audio Output Connections and Volume

Instructions for connecting speakers/headphones and adjusting volume.

Output Signal Clarifications

Notes on the signal output from different jacks.

Muting Audio Outputs

Mute/Unmute Channel Operation

Describes how to mute or unmute output channels.

Using Direct Monitoring

Latency-Free Monitoring Setup

Explains how to set up direct monitoring for zero latency.

Adjusting Computer Playback Signal Balance

Playback Signal Balance Adjustment

Guides on balancing computer playback signals for LINE OUT 2 and PHONES.

Connecting MIDI Devices

MIDI Device Connection Procedures

Instructions for connecting MIDI keyboards and sound modules via MIDI ports.

Troubleshooting Common Issues

Device Recognition and Connectivity Problems

Solutions for device recognition, failure to play/record, and iPad connection issues.

Audio Playback and Recording Issues

Troubleshooting for volume, distortion, and skipping issues during audio operations.

ZOOM U-24 Specifications

Detailed Technical Specifications

Lists detailed technical specifications of the U-24.

Signal Flow Diagrams

Audio Signal Path Visualization

Visual representation of audio signal flow within the U-24.

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