LMX SERIES™ OPERATION MANUAL
SECTION 12: Warnings & Error Messages
Entire Contents Copyright
2018 by Pacific Power Source, Inc. (PPS) • All Rights Reserved • No reproduction without written authorization from PPS.
LMX Series Power Source Operation Manual
Page 452 of 463
Error Source
Code
Category Error Message
Possible Cause
Resolution
Controller
484
Internal
Error
Incorrect DSP type
detected. Cycle-power to
re-try.
Controller
486
Error
Controller missed
heartbeats from master
front panel.
Controller
487
Error
Output over-voltage
protection.
Controller
488
Internal
Error
Invalid constants loaded
from EEPROM.
Controller
489
Fault
Output current peak
protection.
Controller
492
Internal
Error
CLA task timeout.
Controller
493
Error
CSC loop has saturated.
Controller
494
Error
Output current overload.
RMS current exceeded
limit.
Controller
497
Error
Emergency shutdown.
Controller
498
Error
Exceeded under RMS
voltage limit.
Controller
499
Error
Exceeded over RMS
voltage limit.
Controller
500
Internal
Error
CPU1 invalid fault.
Controller
501
Internal
Error
CPU2 invalid fault.
Controller
502
Internal
Error
Firmware mismatch
between CPUs.
Controller
503
Internal
Error
Bootloader firmware
mismatch between CPUs.
Controller
504
Error
Power module not
connected.
Controller
505
Error
Master disabled.
Controller
506
Error
Two masters detected.
Controller
507
Error
Power module shutdown.
Controller
508
Error
Power module coupling
mismatch.
Controller
509
Error
Power module form
mismatch.
Controller
510
Error
Power module not
detected.
Controller
519
Internal
Error
Controller is not in
operational node.
Controller
520
Error
Forced fault.
Controller
520
Internal
Error
Missing controller node.
Controller
521
Error
Output current RMS
exceeded limit.
Controller
521
Internal
Error
Cannot read fault
information.
Front panel
600
Warning
AC voltage set point was
automatically reduced to
0 Vrms.