L-Acoustics LA4X User Manual

Maintenance
Maintenance
Error messages
A system message blinks and the STATUS LED is lit in red.
There is a corresponding event message in LA Network Manager (refer to the LA Network Manager video
tutorial)
Component status messages
LA12X components are monitored for major or critical errors and faults.
Unknown HW revision
Contact L-ACOUSTICS
Displayed if the DSP identication cannot be determined.
System Message
Hardware error
Displayed if the rmware encounters a non-specied hardware error during startup
or operation.
System Error
DSP start-up fault
Displayed if the DSP cannot initialize. Try to update the rmware. If the issue persists,
contact L-Acoustics.
The controller must be sent to an L-Acoustics representative for maintenance.
Output channel external error messages
The output channels are continuously monitored for external errors.
Error on channel #
Channel muted
Displayed if an external error is detected at an output channel (typically due to a
short-circuit in a cable). The channel is muted. The channel is automatically unmuted
when the issue is solved.
If the error persists after disconnecting all cables and rebooting, the controller must be sent to an L-Acoustics
representative for maintenance.
Output channel internal error messages
The output channels are continuously monitored for internal errors.
Error on channel #
Channel disabled
Displayed if a cross-conduct in the power stage is detected at an output channel. The
channel is disabled. For safety reasons, the other channel in the pair (OUT 1/2 or
OUT3/4) is also disabled.
If the error persists after disconnecting all cables and rebooting, the controller must be sent to an L-Acoustics
representative for maintenance.
Network message
System Message
Invalid L-NET client
Displayed if the amplied controller detects a connection attempt from a version of LA
Network Manager that is not compatible with the unit rmware (typically because the
version of LA Network Manager is too old to manage the latest rmware features).
Update LA Network Manager to version 2.3.0.0 minimum.
53 LA4X user manual (EN) version 9.1

L-Acoustics LA4X Specifications

General

Brand	L-Acoustics
Model	LA4X
Category	Controller
Language	English