Warning And Fault Indications - Lab.gruppen PLM 20K44 Operation Manual

7.8.5.2. Warning or Fault Indications
If certain parameters within the PLM+ approach or exceed preset limits, a warning condition or fault condition may
arise. One or more LEDs provide a visual indication of the problem, along with an on-screen description of the
condition displayed adjacent to the LED/s.
• A green LED confirms inputs or outputs are unmuted and operating normally
• A yellow LED signifies a warning of potential problems in the PLM+ amplifier stages
• A red LED indicates a fault, clip or mute
An Event Log file lists all warnings with date and time stamps; please refer to the Lake Controller Operation Manual
for further information the Event Log.
Please refer to Table 7.5 and Table 7.6 below, and to Table 9.1 for a detailed description of faults and warnings.

7.9. Warning and Fault Indications

Table 7.5 lists the warning conditions signified by a yellow LED; Table 7.6 lists the fault conditions signified by a
red LED.
Warning
Amp Temp Limit
AES Clock Slipping
Amp Temp Warning
BEL Active
Controller Offline
Device Name Conflict
Frame Offline
Load Not Verified
Load Uncertain
PSU Mains Glitch
PSU Power Limit
PSU Temp Limit
PSU Temp Warning
Sense Fault
Speaker / Cable Shorted
Speaker Over Count
Speaker Under Count
Speaker Damaged
SpeakerSafe Not Started
SpeakerSafe Precision Low
Under Voltage Limit
Table 7.5: Warning Conditions (Yellow LED)
Type LED No.
Frame 1
Module 1
Channel 5-8
Frame 1
Frame 1
Frame 1
- 1
2+3
Module Channel
5-8
Channel 5-8
Frame 1
Frame 1
Frame 1
Frame 1
Frame 1
Channel 5-8
Channel 5-8
Channel 5-8
Channel 5-8
Channel 5-8
Channel 5-8
Frame 1
On Screen
Warning Text
ATL ACTIVE
CLOCK SLIPPING AES Clock Slipping
TEMP WARN:CH Temp Warning: Amp Channel
BEL ACTIVE
CTRL OFFLINE
NAME CONFLICT Dante Device Name Conflict
OFFLINE
LOAD NOT VER LoadSmart: Load Not Verified
UNCERTAIN LOAD Uncertain About Load Type
MAINS GLITCH Glitch on Mains Voltage Detected
PAL ACTIVE
PTL ACTIVE
TEMP WARN:PSU Temp Warning: Power Supply Unit
SENSE FAULT Frame Warning: Sense Fault
SPKR SHORTED Speaker / Cable Shorted
OVER SPKR CNT Over Speaker Count
UNDER SPKR CNT Under Speaker Count
SPKR DAMAGED Speaker Component Damaged
SPKSAFE INACT SpeakerSafe Not Started
LM PREC. LOW Speaker Precision Low
UVL ACTIVE
PLM+ SERIES Operation Manual rev 1.0.0
7. Front Panel Interface
Event Log Text
N/A
N/A
N/A
Frame Offline
N/A
N/A
N/A
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