14 Troubleshooting Guide

Symptom

Probable Cause

Solution

Cannot see the units in the Network

Wrong network card selected

Check IP properties in application

control panel

 

preferences

 

Ethernet cable unplugged

Check connections

“No Matched Devices Found”

Wrong network card selected

Check IP properties in application

 

 

preferences

 

Ethernet cable unplugged

Check connections

 

Device default name changed

Use “Auto Match Devices” to

 

 

reconfigure

Cannot save settings

Cannot save while online

Go offline first

No Audio

No Input

Check connections

 

 

Check pre-amp or source

 

Wrong Outputs Used

Check connections

 

Cobranet not connected (SDEC-

Check Cobranet connections

 

4000 only)

 

 

SDEC needs to be updated

Use London Architect to update

“You do not have sufficient rights

Attempting to change HiQnet

Close the project and reopen. When

to load this design”

address

prompted if you want to change

 

 

HiQnet address select NO.

 

Attempting to load a newer version

Call your JBL Synthesis

 

of the software into the SDEC

representative or JBL Synthesis

 

 

technical support for the proper

 

 

password.

 

 

Use the Java Remote

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SDEC -X000 DACS Calibration Manual v1.0.doc

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JBL SDEC-4000, SDEC-3000 manual Troubleshooting Guide

SDEC-4000, SDEC-3000 specifications

The JBL SDEC-4000 is an advanced digital signal processor designed for professional audio applications, offering a range of features tailored for optimizing sound quality in both live and installation settings. This powerful device is equipped with cutting-edge technologies that elevate the audio experience through precise control and manipulation of audio signals.

One of the standout features of the SDEC-4000 is its high-performance 32-bit DSP engine, which allows for complex audio processing tasks to be executed seamlessly. This means sound engineers can utilize precise adjustments without any degradation in audio quality. The processor supports various crossover types, making it versatile for different speaker configurations and ensuring proper frequency distribution across audio systems.

The SDEC-4000 comes with comprehensive networking capabilities, supporting both Ethernet and USB connections. This enables easy integration into larger systems while allowing for remote control and monitoring via a user-friendly interface. The device also supports various audio protocols, including AES/EBU and analog inputs, providing flexibility for connecting with multiple sources.

A vital aspect of the SDEC-4000 is its extensive array of built-in algorithms for equalization, compression, limiting, and delay. These tools empower sound engineers to tailor the audio output precisely to their requirements, whether it’s for a concert, a theater production, or a permanent audio installation. With up to 20 channels of processing, users have the freedom to fine-tune each element of their sound system individually.

In addition, the SDEC-4000 features a robust and intuitive graphical user interface that simplifies programming and adjustments. Users can visually represent their audio setups, making it easier to manage complex configurations. The processor also includes comprehensive diagnostic tools, ensuring that any issues can be quickly identified and resolved, thereby maintaining optimal performance.

Furthermore, the device is built with durability in mind. Its rugged construction ensures reliability even in demanding environments, making it a trustworthy choice for both touring applications and fixed installations. The JBL SDEC-4000 is not just a technical marvel, but a comprehensive solution designed to meet the diverse needs of audio professionals, setting a new standard in digital signal processing technology.