L-ACOUSTICS LA4X [42/47] 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 42

4.11.3 SCREEN CONTRAST

To set the LCD screen contrast follow these steps:

From the main menu select OPTIONS and press the OK key or the encoder wheel (or ESC to abort). 1.

Turn the encoder wheel to select SCREEN CONTRAST. 2.

Press the OK key or the encoder wheel to enter the page (or ESC to abort). 3.

Turn the encoder wheel to select a value between 0 and 100 %. 4.

Press the OK key or the encoder wheel to validate the setting (or ESC to abort). 5.

For example, in Figure 39 the screen contrast has been modified from 80 % to 30 %.

4.11.4 LED & BACKLIGHT MODE

The brightness of the LED and the LCD screen can be set to OFF, LOW, MEDIUM, NORMAL or SUNLIGHT.

To set the LED and LCD screen backlight mode follow these steps:

From the main menu select OPTIONS and press the OK key or the encoder wheel (or ESC to abort). 1.

Turn the encoder wheel to select LED & BACKLIGHT MODE. 2.

Press the OK key or the encoder wheel to enter the page (or ESC to abort). 3.

Turn the encoder wheel to select the chosen setting. 4.

Press the OK key or the encoder wheel to validate the setting (or ESC to abort). 5.

For example, in Figure 39 the backlight mode has been modified from NORMAL to MEDIUM.

4.11.5 RESET TO FACTORY DEFAULT SETTINGS?

To reset the amplified controller to its factory default settings follow these steps (see also Figure 39):

From the main menu select OPTIONS and press the OK key or the encoder wheel (or ESC to abort). 1.

Turn the encoder wheel to select RESET TO FACTORY DEFAULT SETTINGS?. 2.

The controller displays RESET AMP TO FACTORY, ARE YOU SURE?.

Press the OK key or the encoder wheel to confirm (or ESC to abort). 3.

The start-up sequence is launched (refer to section 4.1). When complete, the main screen is displayed with the

default preset memory (011) and IP address (100), indicating that the amplified controller has returned to its

factory default settings and that all user memories have been deleted.

Disconnect the controller from LA NETWORK MANAGER

It is recommended to disconnect the controller from LA NETWORK MANAGER before using the RESET TO

FACTORY DEFAULT SETTINGS? function.

In the contrary case, if a virtual unit is present in the workspace at IP address 100 with a preset of same family as

preset 011, its parameters will automatically be loaded to the controller after reset and restart.