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| 7 Troubleshooting |
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Problem |
| Possible Cause |
| Remedy | ||||
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All LEDs dark. | • | No defect. LEDs in front of each charg- | • | (Insert BP 4000 or device w/BP 4000.) | ||||
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| ing slot are not activated before you in- |
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| sert a BP 4000 or transmitter w/BP |
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| 4000 into the charging slot. |
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All LEDs dark although BP 400 or device | 1. | Power supply is not connected to power. | 1. | Connect power supply to convenient | ||||
w/BP 4000 is in a charging slot. |
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| power outlet. | ||||
| 2. | DC cable is no not connected to power | 2. | Connect DC cable to power supply/ | ||||
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| supply/PSU 4000 and/or charger. |
| PSU 4000 and/or charger. | ||||
| 3. | Internal error. | 3. | Disconnect power or DC cable, wait for | ||||
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| 10 secs, and connect again. | ||||
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| Should the problem persist, contact your | ||||
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| nearest AKG Service Center. | ||||
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LEDs on one charging slot dark, although | • | Internal error. | • | Disconnect power or DC cable, wait for | ||||
BP 400 or device w/BP 4000 is in this |
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| 10 secs, and connect again. | ||||
charging slot. |
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| Should the problem persist, contact your | ||||
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| nearest AKG Service Center. | ||||
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CHARGE LED flashing red. | • | Charging cycle has stopped: |
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| 1. | Device uses dry or standard recharge- | 1. | Remove device from charging slot; re- | ||||
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| able batteries |
| place batteries with BP 4000. | ||||
| 2. | Charging contacts contaminated. | 2. | Clean charging contacts on charger and | ||||
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| device/BP 4000 with soft cloth. | ||||
| 3. | Inside temperature of BP 4000 or | 3a | Allow BP 4000/charger to cool down, | ||||
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| charger too high/low. |
| start charging cycle again at | ||||
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| lower/higher ambient temperature. | ||||
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| 3b | Make sure there is enough free space | ||||
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| around charger to ensure adequate heat | ||||
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| dissipation. | ||||
| 4. | BP 4000 defective. | 4. | Replace BP 4000. | ||||
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| Should the problem persist, contact your | ||||
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| nearest AKG Service Center. | ||||
| 5. | Charger defective. | 5. | Contact your nearest AKG Service | ||||
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| Center. | ||||
| 6. | Excessive mechanical vibrations during | 6. | Make sure charger will not be exposed | ||||
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| charging (HT 4000/4500, SPR 4, and |
| to vibrations and restart charging cycle. | ||||
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| PT 4000/4500 w/o belt clip only). |
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CHARGE and/or RECOVER LED(s) flashing | • | Recovery cycle has stopped: |
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red. | 1. | Device uses dry or standard recharge- | 1. | Remove device from charging slot, re- | ||||
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| able batteries |
| place batteries with BP 4000. | ||||
| 2. | Charging contacts contaminated. | 2. | Clean charging contacts on charger and | ||||
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| device/BP 4000 with soft cloth. | ||||
| 3. | Inside temperature of BP 4000 or | 3a | Allow BP 4000/charger to cool down, | ||||
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| charger too high/low. |
| start charging cycle again at | ||||
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| lower/higher ambient temperature. | ||||
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| 3b | Make sure there is enough free space | ||||
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| around charger to ensure adequate heat | ||||
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| dissipation. | ||||
| 4. | BP 4000 defective. | 4. | Replace BP 4000. | ||||
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| Should the problem persist, contact your | ||||
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| nearest AKG Service Center. | ||||
| 5. | Charger defective. | 5. | Contact your nearest AKG Service Cen- | ||||
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| ter. | ||||
| 6. | Excessive mechanical vibrations during | 6. | Make sure charger will not be exposed | ||||
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| charging (HT 4000/4500, SPR 4, and |
| to vibrations and restart charging cycle. | ||||
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| PT 4000/4500 w/o belt clip only). |
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CU 4000 | 27 |
