ZE-NC514
TROUBLESHOOTING
■What appears to be trouble is not always serious. Please check the following points before calling a service center.
Problem | Cause | Corrective action | |
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| General |
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| Unit fuse blown. | lnstall new fuse with correct rating. | |
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Unit can not power on. | Car battery fuse blown. | lnstall new fuse with correct rating. | |
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| lllegal operation. | Reset the unit. | |
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| Battery depleted. | Change the Battery. | |
Remote control does not work. |
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Battery installed incorrectly. | lnstall the battery correctly. | ||
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| lmproper audio output connection. | Check wiring and correct. | |
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| Volume set too low. | lncrease volume level. | |
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No/low audio output. | Speakers damaged. | Replace speakers. | |
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| Heavily biased volume balance. | Adjust the channel balance to center | |
| position. | ||
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| Speaker wiring is in contact with metal | lnsulate all speaker wiring connections. | |
| part of car. | ||
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| Pirated disc is in use. | Use original disc. | |
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| Speaker. | Replace speakers. | |
Poor sound quality |
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or distortion. | Wrong connections. | Check wiring and correct. | |
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| Speaker is shorted. | Check wiring and correct. | |
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MUTE wire is grounded. | Check the 'MUTE' wiring and correct. | ||
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Unit resets itself when engine is off. | lncorrect connection. | Check wiring and correct. | |
between ACC and BATT. | |||
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| TFT monitor |
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Monitor does not open automatically. | TFT Auto Open is turned off. | Turn TFT Auto Open on. | |
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Warning information is shown at all | Parking break wiring is not correct. | Check wiring and correct. | |
times. | |||
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| The color system of DVD disc does not | Adjust the color system of the DVD disc | |
| match the monitor. | playing back or the monitor in us. | |
Flashing image or interference app |
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Pirated disc is in use. | Use original disc. | ||
ears | |||
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on screen. | Video cable damaged. | Replace cables. | |
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| lmproper video signal connections. | Check wiring and correct. | |
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