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JD-MEDIA ZA-1240A User Manual

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ATT. ZONE AMPLIFIER
ZA-1120A
ZA-1240A
WWW.JD-MEDIA.CO.KR
JD-MEDIA
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JD-MEDIA ZA-1240A Specifications

General IconGeneral
BrandJD-MEDIA
ModelZA-1240A
CategoryAmplifier
LanguageEnglish

Summary

CAUTION AVIS

SAFETY INSTRUCTIONS

Read all safety instructions before operating the ZA-Series.

GENERAL USE

Describes the intended applications and suitable environments for the ZA-Series amplifiers.

INSTALLATION

MOUNTING

Information on rack mounting the amplifier with additional brackets.

COOLING

Guidance on ensuring adequate airflow and preventing overheating.

FEATURES

AMP SECTION

Details on the amplifier's core components and protection features.

PRE AMP AND OTHER FUNCTIONS

Lists various pre-amplifier functions and optional module connections.

FRONT PANEL CONTROLS

MIC/LINE LEVEL AND EQ ADJUSTMENT

Controls for adjusting input levels and equalization (Bass/Treble) for MIC/LINE inputs.

PRIORITY SELECTOR SWITCH

Explanation of the MIC 1, 2, 3 priority selector switch.

REMOTE, LINE LEVEL, AND VOLUME CONTROLS

Volume and EQ adjustments for Remote 2, Input 3, and Line Level inputs.

CHIME AND SIREN SIGNAL GENERATORS

Controls for activating and adjusting chime and siren signals.

TELEPHONE INTERFACE FUNCTIONS

Features for night ringer and paging via telephone.

MASTER VOLUME CONTROL

The main volume control for all audio signals.

REAR PANEL CONTROLS

MIC INPUTS AND PRIORITY SETTINGS

Covers MIC priority switch, P.T.T. remote jack, and MIC/LINE inputs.

LINE INPUTS, RECORDING, AND AMP CONNECTIONS

Details on LINE-IN 4~5, recording output, and AMP IN/PREOUT connections.

SPEAKER OUTPUTS AND TELEPHONE INTERFACE

Covers speaker zone outputs, low impedance, and telephone functions.

MESSAGE PRIORITY AND POWER CONNECTIONS

Details on message priority, DC power, and AC power inlet.

OPTIONAL CONNECTIONS

Information on ANT. terminal and remote control receiver.

PRIORITY FUNCTION OVERVIEW

SYSTEM APPLICATION EXAMPLES

RESTAURANT APPLICATION

Example wiring diagram for a restaurant sound system.

INDUSTRIAL AND SUPERMARKET APPLICATION

Wiring example for industrial enterprises and supermarkets.

SCHOOL APPLICATION

Wiring diagram example for a school environment.

AUTOMATIC POWER SUPPLY AND ALERT MESSAGE

Details on automatic power supply and automatic alert voice message systems.

POWER INCREASING AND MULTIPLE USE

REMOTE CONTROLLER (RC-100)

P.T.T REMOTE (PTT-100) REAR PANEL CONTROLS

TALK SWITCH AND DIN JACK

Operation of the talk switch and description of the DIN jack.

TECHNICAL SPECIFICATIONS

BLOCK DIAGRAM

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