LA4
AMPLIFIED CONTROLLER
User Manual
VERSION 1.1
LA4_UM_ML_1.1
w w w . l - a c o u s t i c s . c o m
6 en
2
CONTENTS
1
SAFETY WARNINGS
1
1.1
Symbol Description ................................................................................................................................................. 1
1.1.1
Symbols employed in this manual ............................................................................................................ 1
1.1.2
Symbols indicated on the product ........................................................................................................... 1
1.2
Important safety instructions................................................................................................................................... 2
1.3
EC declaration of conformity .................................................................................................................................. 5
2
CONTENTS
6
3
INTRODUCTION
8
3.1
Welcome to L-ACOUSTICS ................................................................................................................................... 8
3.2
Unpacking................................................................................................................................................................ 8
4
SYSTEM CONCEPT
9
4.1
Presentation............................................................................................................................................................. 9
4.2
System Configurations............................................................................................................................................. 9
5
LA4 AMPLIFIED CONTROLLER
11
5.1
Front and rear panel .............................................................................................................................................. 11
5.2
Main features ......................................................................................................................................................... 12
5.2.1
Simplified Block diagram ........................................................................................................................ 12
5.2.2
DSP Architecture ................................................................................................................................... 12
5.2.3
A/D Converters ..................................................................................................................................... 13
5.2.4
Amplifier section .................................................................................................................................... 13
5.2.5
User interface ........................................................................................................................................ 14
5.2.6
L-NET Remote Control Network ......................................................................................................... 14
5.2.7
Digital Audio Network........................................................................................................................... 14
5.2.8
LA NETWORK MANAGER PC Software.............................................................................................. 14
6
INSTALLATION
15
6.1
Mounting................................................................................................................................................................ 15
6.2
Cooling .................................................................................................................................................................. 16
6.3
Operating voltage .................................................................................................................................................. 16
6.4
Connecting to AC mains........................................................................................................................................ 16
6.5
On/Off Switch........................................................................................................................................................ 17
6.6
Wiring .................................................................................................................................................................... 18
6.6.1
XLR input connectors ............................................................................................................................ 18
6.6.2
SPEAKON output connectors ............................................................................................................... 19
6.6.3
L-NET Wiring......................................................................................................................................... 20
6.7
Power consumption .............................................................................................................................................. 20
6.8
Heat power calculation.......................................................................................................................................... 20
7
OPERATION
21
7.1
Quick access.......................................................................................................................................................... 21
7.1.1
Output channel Mute control ................................................................................................................ 21
7.1.2
Input & Output Gain control.................................................................................................................. 22
7.1.3
Front panel Lock / Unlock control......................................................................................................... 22
7.2
Main Screen ........................................................................................................................................................... 22
7.3
User interface menu.............................................................................................................................................. 24
7.3.1
Introduction ........................................................................................................................................... 24
7.3.2
LOAD PRESET (user: 1 to 10, manufacturer: 11 to 99)........................................................................ 25
7.3.3
STORE PRESET (User memories 1 to 10)............................................................................................. 26
7.3.4
DELETE PRESET (User memories 1 to 10)........................................................................................... 27
7.3.5
PRESET PARAMETERS.......................................................................................................................... 28
7.3.6
CLEAR GROUP PARAMETERS............................................................................................................. 29
7.3.7
OPTIONS .............................................................................................................................................. 30
Содержание LA4
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