Troubleshooting
The front and rear panels have LED warning indicators, as described in the following diagnostic information.
Amplifier Fails to Exit Standby Mode Promptly
The input channel (channels 1 and 2) Signal LED lights green per indicated input channel when an input signal is detected.
Power LED | Signal LED | Problem Description | Problem Solution |
Color | State |
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Amber | Not lit | No output signal | No input detected, verify the |
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| input signal. |
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| If input is present, raise input |
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| level until signal LED lights. |
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Green or | Lit | Does not promptly exit | The output signal level of the |
Amber | intermittently | standby mode with | source may be too low to cross |
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| signal present. | the signal detection threshold |
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| of the amplifier (see amplifier |
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| specifications for details). |
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| Increase the signal level of the |
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| source until the signal LED |
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| lights consistently. |
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Amber | Lit | No output signal | Amplifier has been placed in |
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| standby mode and output has |
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| been turned off. Check remote |
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| port. DC Fault may have been |
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| detected (see below). |
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Amber | Lit | DC Fault is detected | Disconnect power then |
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| on either channel. Unit | disconnect the remote port (if |
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| does not exit standby. | connected). Next, reconnect |
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| power to the unit to determine |
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| if the unit continues to go |
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| into immediate standby upon |
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| power up. In such a case, the |
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| unit should be serviced. |
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XTRA Series | 20 |
