L-ACOUSTICS LA4X [10/47] La4x amplified controller

LA4X AMPLIFIED CONTROLLER

USER MANUAL

VERSION 2.0

LA4X_UM_EN_2.0 w w w . l - a c o u s t i c s . c o m 10

2 LA4X AMPLIFIED CONTROLLER

2.1 Main features

2.1.1 Internal components

The core of the LA4X is a DSP engine driving four channels of amplification from four inputs. The LA4X also features a

flash memory for preset storage and management, high performance A/D-D/A converters for audio signals, a universal

SMPS (Switched Mode Power Supply) with PFC (Power Factor Correction), a front panel user interface, and a Fast

Ethernet device for network remote control.

2.1.2 Front and rear panels

Figure 2: LA4X front and rear panels

Status LED

LED meters:

LIMIT/CLIP level

audio level (-20, -10, -5 dB)

SIGNAL presence

LOAD presence

L-NET network control LED

2x24 characters LCD display

navigation/edition encoder wheel

power/standby key and LED

channel selection keys

menu keys

inward ventilation grill and foam filter

PowerCON power supply connector

10.

outward ventilation grills

11.

SpeakON output connectors

12.

XLR analog and AES/EBU input connectors

13.

XLR analog and AES/EBU link connectors

14.

EtherCON L-NET network connectors

15.