6. TROUBLESHOOTING
| Problem | Cause |
| Measure |
| Power does not turn on. | Fuse is blown. | Replace with a fuse of the same amperage. | |
| (No sound is produced) |
| If the fuse blows again, consult your nearest | |
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| service dealers. | |
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| Incorrect wiring. | Consult your nearest service dealers. | |
| No sound output when | Power antenna lead is | 1. | Turn the unit off. |
| operating the unit with | shorted to ground or | 2. | Remove all wires attached to the power |
| amplifiers or power | excessive current is |
| antenna lead. Check each wire for a possible |
| antenna attached. | required for |
| short to ground using an ohm meter. |
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| the amplifiers or power | 3. | Turn the unit back on. |
General |
| antenna. | ||
| 4. | Reconnect each amplifier remote wire | ||
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| to the power antenna lead one by one. | |
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| If the amplifiers turn off before all wires |
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| are attached, use an external relay to |
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| provide |
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| required). |
| No sound heard. | The speaker protection | 1. | Turn down sound volume. Function can |
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| circuit is operating. |
| also be restored by turning the power off |
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| and on again. (Speaker volume is reduced |
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| automatically when the speaker protection |
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| circuit operates). |
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| 2. | If the sound is muted again, consult our |
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| service department. |
English
USB/iPod
Problem | Cause | Measure | |
No sound heard. | The device contains no | Record MP3/WMA/AAC files properly to the | |
| MP3/WMA/AAC files. | device. | |
| The files are not proper | Use only properly encoded MP3/WMA/AAC | |
| MP3/WMA/AAC format. | files. | |
| Connectors are loose. | Disconnect the device and reconnect | |
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| securely. | |
Sound is interrupted or | The MP3/WMA/AAC files | Use only properly encoded MP3/WMA/AAC | |
has noise. | are improperly encoded. | files. | |
The device isn’t | The device is damaged. | Disconnect the device and reconnect. If the | |
recognized. |
| device is still not recognized, try replacing with | |
| Connectors are loose. | a different device. | |
| According to the state of | Disconnect the device and reconnect | |
| operation on the device, | securely. | |
| the communication fault |
| |
| is caused. |
| |
Can’t insert the device. | The device has been | Try reversing the connection direction of the | |
| inserted improperly. | device (usually the brand name surface should | |
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| be facing left). | |
| The connector is broken. | Replace with a new device. | |
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FZ709E 39
