Lab.gruppen PLM 20K44 Operation Manual page 67

Category/Type Name
More speakers
Warning
Uncertain about load
Warning
Load not verified
Warning
No load
Fault
Wrong load
Fault
Short circuit
Fault
AMP
Temp warning amplifier
Warning
channel
Temp Fault amplifier channel
Fault
Service channel
Fault
Very high frequency fault
Fault
Current average limiter
Clip
Current clip
Clip
Voltage clip
Clip
Module clip
Clip
SIGNAL
No input source
Fault
Analog/AES input clip
Clip
Table 9.1: Warning, Fault and Mute Indications (alphabetical by LCD Text / Event Log Text)
On screen text
LoadSmart detected more speakers
OVR SPKR COUNT
UNCERTAIN LOAD LoadSmart uncertain about load
LOAD NOT VER LoadSmart not verified
At least one LoadPilot tone above
NO LOAD measurable area or significantly
above thresholds
LoadSmart detected impedance
WRONG LOAD
response output model
LoadPilot or full frequency analysis
SHORT CIRCUIT below short threshold or hardware
Amplifier channel is approaching
TEMP WARN
critical temperature
Amplifier channel has reached
TEMP FAULT
internal protection limit
SERVICE CH. Amplifier channel is damaged
VHF FAULT Amplifier channel protection
Average current on amplifier
CAL ACTIVE
above safe operating level
Amplifier channel reached
CURRENT CLIP
VOLTAGE CLIP Amplifier reached voltage limit
MOD. CLIP Module output signal clipped
Input router has no valid
NO INPUT
The signal on the analog/AES input
INPUT CLIP
is above inputs capability
Description
Check load and
than expected cabling or fingerprint
Check load and
cabling or fingerprint
Perform LoadSmart
Check load or calibration
Check load and
cabling or fingerprint
Check load and cabling
short protection
Improve cooling or reduce
output power to avoid
temperature becoming
Automatically unmutes
when cooled down
Restart device; if not
cleared it needs service
Check input signal
Reduce output power
to avoid limiting
Reduce output power
current limit to avoid limiting
Reduce output power
to avoid limiting
Review gain structure.
Module gain vs AmpGain
Review input router
input source settings/connections
Lower the signal on the
feed to the amplifier
PLM+ SERIES Operation Manual rev 1.0.0
9. Appendix
Action
verification
critical
67