What might appear to be a malfunction in your unit may just be the result of slight misoperation or miswiring. Before calling service, first check the following table for possible problems.
| PROBLEM | POSSIBLE CAUSE | SOLUTION |
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The power does not turn on. | The fuse has blown. | After checking for short circuits in the cables, replace |
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| the fuse with one having the same rating. |
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|
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| No ACC position on vehicle ignition. | Connect the same cable to the ignition as the battery cable. |
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|
|
If you have selected Standby | The Power Off Timer function has been activated. | If you do not want the power to go OFF automatically, |
mode, the power will go OFF |
| cancell the Power Off Timer function. |
automatically. |
|
|
No sound can be heard, or the volume is low.
The Attenuator function is turned on.
Turn off the Attenuator function.
| The fader and/or balance settings are set all the way to | Reset the fader and/or balance settings. | |
| one side. |
| |
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|
| |
| The input/output cables or wiring harness are connected | Reconnect the input/output cables and/or the wiring | |
| incorrectly. | harness correctly. See the section on "Connecting | |
|
| Cables to Terminals". | |
|
|
| |
Nothing happens when the | The computer chip in the unit is not functioning normally. | Press the reset button on the unit (see page 4). | |
buttons are pressed. |
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| |
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| |
The sound quality is poor or | A speaker cable may be pinched by a screw in the car. | Check the speaker wiring. | |
distorted. |
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| |
The speakers are not wired correctly. | Reconnect the speaker cables so that each output | ||
| |||
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| terminal is connected to a different speaker. | |
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| |
Radio reception is poor. | The car antenna is not extended. | Pull out the antenna all the way. | |
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| |
| The antenna control cable is not connected. | Connect the cable correctly, referring to the section on | |
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| "Connecting Cables to Terminals". | |
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| |
The memory is erased when | The battery cable has not been connected to the proper | Connect the cable correctly, referring to the section on | |
the ignition is turned off. | terminal. | "Connecting Cables to Terminals". | |
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| |
| The ignition and battery cable are incorrectly connected. | Connect the cable correctly, referring to the section on | |
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| "Connecting Cables to Terminals". | |
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| |
The TEL mute function does | The TEL mute cable is not connected properly. | Connect the cable correctly, referring to the section on | |
not work. |
| "Connecting Cables to Terminals". | |
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| |
The TEL mute function turns | The TEL mute cable is touching a metal part of the car. | Pull the TEL mute cable away from the metal part of the | |
on even though the TEL mute |
| car. | |
cable is not connected. |
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| |
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