Kenwood KVT-815DVD Instruction Manual - Page 44
Troubleshooting Guide - wiring
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English 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 desired source is NOT selected although you pressed the SRC button. • An optional unit required to listen to each source is not connected yet. • The RESET button is not pressed yet although the optional unit has been connected to the system. • The "O-N" switch of the optional unit is at the "O" position. • A disc changer not supported by the system is used. • A non-connected source is not selected. • Press the reset button (see page 4). • Set the "O-N" switch to the "N" position. • 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. • The parking brake is not engaged. • Make proper connections according to . • 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. • The illumination wire has not been connected. (If manual dimmer is set) • When the unit is set to auto dimmer, it is not linked to the vehicle's light switch. • 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 12). No sound can be heard, or the volume is low. • Attenuator is turned on. • The fader or balance settings are set all the way to one side. • The input/output wires or wiring harness are connected incorrectly. • Turn off Attenuator. • Reset the fader and/or balance settings. • Reconnect the input/output wires or the wiring harness correctly. See the section on . The sound quality is poor or distorted. • One of the speaker wires is being pinched by a screw in the car. • The speakers are not wired correctly. • Check the speaker wiring. • Reconnect the speaker wires so that each output terminal is connected to a different speaker. Radio reception is poor. • The car antenna is not extended. • The antenna control wire is not connected. • Pull the antenna out all the way. • Connect the wire correctly, referring to the section on . The memory is erased when the ignition is turned off. • The battery wire has not been connected to the proper terminal. • The ignition and battery wire are incorrectly connected. • Connect the wire correctly, referring to the section on . • Connect the wire correctly, referring to the section on . The sound/picture skips on a DVD/VCD/CD. • The disc is scratched or dirty. • Clean the disc, referring to the section on (see page 6). A track will not play. • Random play has been selected. • Turn off random play. A VCD cannot be played using menus. • The VCD disc being played is not compatible with P.B.C. The subtitle is not displayed. • The DVD disc being played does not contain the recording of subtitles. The voice (or subtitle) language cannot be changed. • The DVD disc being played does not contain the recording of more than one audio (or subtitle) language. • Menu playback is available only with VCD discs recorded with P.B.C. • The subtitle cannot be displayed when the DVD disc being played does not contain the recording of subtitles. • The voice (or subtitle) language cannot be changed when the DVD disc being played does not contain the recording of more than one voice (or subtitle) language. 86 English English 87