Kenwood KDC-BT838U Instruction Manual - Page 39

Troubleshooting Guide Some functions of this unit may be disabled by some settings made on this unit. ! • Cannot set up the subwoofer. • Cannot set up the High Pass Filter. • Cannot set up the Fader. • No Audio control effect on AUX. ▲ • of (page 4) is not set to On. • The Dual zone function is enabled. ☞ (page 20) ! • Cannot set up the subwoofer phase. ▲ The Low Pass Filter is set to Through. ☞ (page 20) ! • Cannot set up the audio control. • Cannot set up the audio setup. ▲ You cannot set up during hands-free calling. ! • Cannot select the output destination of the subsource in the Dual zone. • Cannot adjust the volume of the rear speakers. ▲ The Dual zone function is disabled. ☞ (page 20) ! • Cannot register a security code. • Cannot set up Display Illumination Control. ▲ (page 19) is not turned off. What might seem 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 Touch Sensor Tone does not sound. ✔ The preout jack is being used. ☞ The Touch Sensor Tone cannot be output from the preout jack. ? The illumination flashes when the knob or button is operated. ✔ This is the key illumination effect. ☞ You set this effect in "MENU" > "ILM Effect" of (page 6). ? The key illumination effect brought about in conjunction with the sound volume is small. ✔ The key illumination effect may be insufficient depending on the sound volume and sound quality. Tuner source ? Radio reception is poor. ✔ The car antenna is not extended. ☞ Pull the antenna out all the way. Disc source ? The specified disc does not play, but another one plays instead. ✔ The specified CD is quite dirty. ☞ Clean the CD, referring to the CD cleaning of the section on (page 3). ✔ The disc is loaded in a different slot from that specified. ☞ Eject the disc magazine and check the number for the specified disc. ✔ The disc is severely scratched. ☞ Try another disc instead. Audio file source ? The sound skips when an Audio file is being played. ✔ The media is scratched or dirty. ☞ Clean the media, referring to the CD cleaning of the section on (page 3). ✔ The recording condition is bad. ☞ Record the media again or use another media. ? Noise is heard when carrying out Folder Search. ✔ Noise may be produced if folders without audio files exist continuously in the playing media. ☞ Do not make folders without audio files. Hands-free ? The hands-free talk volume is low. ✔ The hands-free talk volume is set at a low level. ☞ The hands-free talk volume can be adjusted independently. Adjust it during hands-free talk. ? No sound is heard from the rear speakers. ✔ You are talking in the hand-free talk mode. ☞ No sound is heard from the rear speakers in the hands-free talk mode. ? No beep is heard at reception of an incoming call. ✔ No beep is heard depending on the type of your cell-phone. ☞ The "MENU" > "Call Beep" of (page 6) is set ON. ? Voice is not recognized. ✔ The vehicle window is open. ☞ If the surrounding noise is large, voice cannot be recognized properly. Close the vehicle windows to reduce noise. ✔ Small voice. ☞ If voice is too small, it cannot be recognized properly. Speak into the microphone a little more loudly and naturally. ✔ The person uttering the voice tag is not the one who registered the it. ☞ Only the voice of the person who registered the voice tag can be recognized. English | 39