Dynacord SL 1200 User Manual

OWNER’S MANUAL
BEDIENUNGSANLEITUNG

Dynacord SL 1200 Specifications

General

Number of Channels	2
4 Ohms Bridged Power	1800 W
THD	< 0.05 %
Signal to Noise Ratio	> 100 dB
Damping Factor	> 300
Input Impedance	20 kOhms balanced, 10 kOhms unbalanced
Weight	15.5 kg
Frequency Response	10 Hz - 40 kHz
Protection	DC, Short Circuit
Cooling	Front-to-rear
Connectors Input	XLR, 6.3 mm jack
Connectors Output	Speakon
Dimensions	483 x 88.1 x 384 mm
Input Sensitivity	0.775 V / 1.0 V
8 Ohms Stereo Power	2 x 450 W
2 Ohms Stereo Power	900 W

Summary

Safety and Compliance

Important Safety Instructions

Comprehensive safety guidelines for operating the equipment, covering electrical hazards and proper usage.

Important Service Instructions

Guidelines for qualified personnel performing maintenance and servicing, emphasizing safety precautions.

WEEE Recycling/Disposal Instructions

Information on the proper disposal of electronic waste according to WEEE directives and manufacturer's responsibility.

1 Introduction

1.2 Unpacking and Inspection

Instructions for unpacking the amplifier and inspecting its enclosure for any transit damage.

1.4 Features and Description

Highlights key features like high output power, efficiency, protection systems, and the LPN filter.

1.5 Responsibility of the User

Discusses user responsibilities regarding speaker system damage and electrical safety with high output power.

2 Installation

2.1 Controls, Indicators and Connections

Details the front and rear panel controls, indicators, and connection types for channels and power.

2.2 Operating Voltage

Explains how the amplifier receives power via the mains input and voltage requirements.

2.3 Mains Switch

Describes the front panel mains switch function, soft start, and speaker output delay.

2.4 Mounting

Provides instructions and illustrations for rack mounting the amplifier using front ears and rear securing.

2.5 Ventilation

Details airflow requirements, front-to-rear cooling, and minimum space needed for proper ventilation.

2.6 Groundlift

Explains the purpose and use of the ground lift switch for eliminating noise loops in rack setups.

2.7 LPN-Filter

Describes the patented LPN filter's function in correcting speaker frequency/phase response.

2.8 Selecting the Mode Of Operation and Audio Output Cabling

Explains DUAL, PARALLEL, and BRIDGED modes and typical speaker connection methods.

2.9 Audio Input Cabling

Details how to connect audio signals using XLR connectors, covering balanced and unbalanced connections.

3 Operation

3.1 Volume Control

Explains how to adjust amplification levels using CH A and CH B controls in different operating modes.

3.2 Indications

Describes the meaning of the PROTECT, LIMIT, and POWER LEDs on the front panel.

3.3 FAN Cooling

Explains the fan operation, temperature-dependent speed control, and silent running during idle.