96
RK-AMP500 500W Class-D Power Amplifier
Indicators
Indicator
Color
Status
Description
POWER
Green
ON
Device is powered on.
Flashing
Device is in power-saving mode.
MAINS
Yellow
OFF
Main power supply works normally.
ON
Main power failure detected.
BACKUP
Yellow
OFF
Backup power supply works normally.
ON
Backup power failure detected.
PROTECTION
Yellow
OFF
Device works normally.
ON
The output of the power amplifier is turned off due to the
over-temperature protection, overload or output short
circuit.
Level Meter
OFF
The power amplifier has no signal input.
Green
The power amplifier is working.
Red
Clip, audio signal level is higher than the maximum level.
Buttons/Switches
Button/Switch
Action
Description
Power switch
Press
Connect or disconnect main power supply.
RK-MIC Remote Call Station
Indicators
Indicator
Color
Status
Description
POWER
Green
ON
Power on.
Flashing The system is in power-saving mode.
GENERAL
FAULT
Yellow
OFF
The system is normal.
Flashing New fault is found.
ON
Fault exists in the system and has been confirmed.
NETWORK
FAULT
Yellow
OFF
The connection with MCU is normal or the device is in
standalone mode.
ON
Connection failure with MCU is detected.
BUSY
Yellow
OFF
The audio channel to MCU is idle.
Flashing
The audio channel is occupied by the microphone of
another remote call station which has lower priority than
this device.
ON
The audio channel is occupied by the microphone of
another remote call station which has higher priority than
this device.
ALL
Green
OFF
Function is disabled.
