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Mackie HR624 MK2 User Manual

Mackie HR624 MK2
20 pages
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O WNER’S MANUAL
HR624 MK2
High Resolution Active Studio Monitor

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Mackie HR624 MK2 Specifications

General IconGeneral
TypeActive Studio Monitor
Woofer Size6.5 inches
LF Driver Size6.5 inches
Tweeter Size1 inch
HF Driver Size1 inch
Input ConnectorsXLR, TRS
Input TypesBalanced
Crossover Frequency3 kHz
Frequency Response49 Hz - 20 kHz (+/-3dB)
Amplifier Power (LF)75W
Amplifier Power (Woofer)75 Watts
Dimensions8.5 x 10.5 inches
Dimensions (H x W x D)12.5 x 8.5 x 10.5 inches
Weight11 kg

Summary

Important Safety Instructions

Hearing Loss and Noise Exposure

Discusses risks of permanent hearing loss from high noise levels and OSHA exposure limits.

Product Disposal and Environmental Responsibility

Information on proper disposal of the product according to WEEE Directive and its environmental impact.

Introduction

HR624 MK2 Advantages

Details the high-resolution, two-way, bi-amplified active monitor design and its benefits.

Transducer Specifications

Describes the 6.7-inch woofer, 1-inch tweeter, and passive radiator used in the monitors.

Quick Start Guide

Bass Response and Room Acoustics

Explains how room acoustics affect bass response and the importance of the ACOUSTIC SPACE switch.

Additional Tidbits of Wisdom

Speaker Placement

THX pm3 Certification

Rear Panel Description

Signal Inputs

Describes the balanced/unbalanced input connectors (XLR, TRS, RCA) and wiring.

Input Sensitivity Control

Explains the input sensitivity control and its effect on the signal level.

Acoustic Space Switch

Details the three-way switch for compensating low-frequency response based on placement.

Low Frequency Filter

High Frequency Filter

Power Mode Selection

Mains Input Connection

Passive Radiator Design

Front Panel Description

Front Panel Power Switch

Explains how to use the front panel switch in conjunction with the rear POWER MODE switch.

Power Ring and Overload Indicator

Describes the power status indicator and the overload protection warning light.

Protection Circuits

Overload Protection

Details the overload protection mechanism and what the blinking indicator signifies.

Thermal Protection

Explains the thermal protection that switches the unit to Standby mode if heatsinks overheat.

Integrated Magnetic Shielding

Describes the shielding designed to prevent magnetic fields from affecting nearby screens.

Input Signal Wiring Best Practices

Provides recommendations for using high-quality, shielded cables for optimal signal integrity.

Care and Cleaning

Service Information and Troubleshooting

Troubleshooting No Power Issues

Guides users through common troubleshooting steps for power-related problems.

Troubleshooting No Sound Issues

Provides steps to diagnose and resolve issues where no sound is produced.

Troubleshooting Bad Sound Quality

Offers solutions for distorted sound, bass issues, or poor overall audio quality.

Troubleshooting Noise, Hum, and Buzz

Helps identify and eliminate common sources of noise interference.

Post Power-Off Sound Issue

Explains why sound might persist after power off and how to avoid it.

Repair Information

Technical Information

HR624 MK2 Technical Specifications

Detailed specifications for enclosure, transducers, amplifier, and system inputs.

Acoustic Section Specifications

Physical Properties and Dimensions

HR624 MK2 Block Diagram

Mackie Limited Warranty

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