Limiter/Protect LED Warning Indicators
The output channel (channels 1 and 2) Limiter/Protect LED lights red per indicated output channel as shown in the following diagnostic information.
LED State | Problem Description | Problem Solution |
Blinks | Audio clipping is occurring at the | Reduce the power output to |
| rate of one blink per clip. | avoid overdriving the amplifier |
|
| and causing clipping. |
Lights steady | The amplifier may be overheating. | Determine the reason for the |
|
| overheated state and allow the |
|
| amplifier to cool. The LED will not |
|
| be lit after the amplifier recovers |
|
| from the overheated state. |
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|
| Output channel leads are shorted | Check speakers and speaker |
|
| wiring for shorts. |
Over Temp Indicator LED
This indicator does not represent a hard failure of the unit. It is meant as a warning that the amplifier has exceeded the recommended operating temperature for optional product lifetime.
LED State | Problem Description | Problem Solution | |
Lights steady | Amplifier has exceeded the | • | Verify that the placement of the |
| recommended operating |
| amplifier allows for adequate |
| temperature. The LED turns off |
| ventilation and airflow. |
| after the amplifier cools down | • | Avoid placing equipment on top |
| sufficiently. | ||
|
| of the amplifier. | |
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| |
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| • | Verify that the operating |
|
|
| temperature is within the |
|
|
| specified range. |
XTRA Series • Troubleshooting | 21 |