Table of Contents
Advertisement
Category/Type
Name
PSU
Warning
Under Voltage Limit
Warning
Power Average Limit
Warning
Breaker Emulation Limit
Warning
Mains supply glitch
Fault
Need service
Mains voltage above
Fault
400 volt peak
Mains voltage above
Fault
270 V
Mains voltage below
Fault
65 V
Fault
Power supply fault
Fault
Check mains
Fault
Power supply power protect
LOAD
Warning
Speaker short
Warning
Speaker damaged
Warning
Under speaker count
On screen text
The Under Voltage limiter is active as the
mains supply is approaching the lower
UVL ACTIVE
end of the device´s operational voltage.
Output power is decreased to ensure
mains distribution does not collapse
PAL ACTIVE
to average power or mains current
draw is above safe operating levels
Power supply is reducing mains current
BEL ACTIVE
Mains glitch (missing cycles) was
MAINS GLITCH
detected on the mains inlet
NEED SERVICE:1-8
Power supply internal error
Power supply detects mains voltage
MAINS>400 VPK
above 400 volt peak. Protective shut
down, auto restart attempt
Power supply detects mains voltage
MAINS>270 V
above operation voltage. Protective
shut down, auto restart attempt
Power supply detects mains voltage
Mains<65 V
below operation voltage. Protective
shut down, auto restart attempt
PSU FAULT
Internal power supply fault
Power supply detects unstable mains
CHECK MAINS
supply. Protective shut down, auto
Too high output power for too low mains
PSU POWER PROT
supply voltage. Protective shut down,
auto restart attempt
SPKR SHORT
Both LoadPilot tones below thresholds
One LoadPilot tone is above
SPKR DAMAGED
or below threshold
Both LoadPilot tones above thresholds
UNDER SPKR CNT
or LoadSmart detected fewer
speakers than expected
14. Faults and warnings
Description
Increase mains distribution
stiffness or reduce output
power to avoid limiting
Reduce output power
to avoid limiting
Improve mains distribution
and update BEL
output power to avoid
Check mains distribution/
Restart device; if not
cleared it needs service
Check mains distribution/
Check mains distribution/
Check mains distribution/
Check mains distribution/
connection. Restart
device; if not cleared
it needs service
Check mains distribution/
restart attempt
Improve mains supply
voltage or reduce
Check load or calibration
Check load or calibration
Check load and
cabling alibration
PLM+ SERIES Quick Start Guide rev 3.0.2
Action
limiting
connection
connection
connection
connection
connection
output power
35
Advertisement
Table of Contents
