Kenwood KVT-M707 Instruction Manual - Page 68
Troubleshooting Guide - wires
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Troubleshooting Guide 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. General ? The power does not turn on. ✔ The fuse has blown. After checking for short circuits in the wires, replace the fuse with one having the same rating. ✔ The speaker wire has a short-circuit or touches the chassis of the vehicle, and then the protection function is activated. Wire or insulate the speaker cable properly and press the reset button. ? The message "Disconnected cable found. Please confirm a connection line." is displayed and the unit cannot be used. ✔ Receiver unit is disconnected. Connect the wire correctly, referring to the section on . ? The desired source is NOT selected although you pressed the SRC button. ✔ A non-connected source cannot be selected. A non-connected source is not selected. See and connect the unit correctly. ✔ The RESET button is not pressed yet although the optional unit has been connected to the system. Press the reset button (see page 4). ✔ The "O-N" switch of the optional unit is at the "O" position. Set the "O-N" switch to the "N" position. ✔ A disc changer not supported by the system is used. Use a disc changer supported by the system (see page 4). ? Nothing happens when the buttons are pressed. ✔ The computer chip in the unit is not functioning normally. Press the reset button on the unit (see page 4). ? No television/video image appears. ✔ The unit is not connected to the parking brake detection switch. Make proper connections according to . ✔ The parking brake is not engaged. For safety reasons no television/video images are displayed while the vehicle is moving. Engaging the parking brake will cause images to be displayed. ? The screen is dark. ✔ The unit is in a location where temperature is low. If the temperature of the monitor unit drops, the screen may appear darker when power is first turned on due to the characteristics of a liquid crystal panel. Wait a while after turning power on for the temperature to rise. Normal brightness will return. ? The screen does not darken when the vehicle's lights are turned on. ✔ The unit is set to auto dimmer. When the unit is set to auto dimmer, it is not linked to the vehicle's light switch. ✔ The illumination wire has not been connected. (If manual dimmer is set) Make proper connections according to . ? AM/FM radio reception is poor and/or there is noise. ✔ The TV antenna and vehicle's radio antenna are too close. Separate the two antennas as far as possible. Turn off the main unit. ? The remote controller does not operate. ✔ The remote control mode selector is not set correctly. Switch the remote control mode selector according to the source you select (see page 10). 68 | English