Upper the frame and pull it forward as shown in the figure. Catch Lock Accessory2Removal tool 2 When the upper level is removed, remove the lower two locations. . • The frame can be removed from the bottom side in the same manner. Removing the Unit 1 Refer to the section and then remove the hard rubber frame. 2 Detach the faceplate. 3 Insert the two removal tools deeply into the slots on each side, as shown. 4 Lower the removal tool toward the bottom, and pull out the unit halfway while pressing towards the inside. Accessory2 ¤ • Be careful to avoid injury from the catch pins on the removal tool. 5 Pull the unit all the way out with your hands, being careful not to drop it. English | 21 Troubleshooting Guide Some functions of this unit may be disabled by What might seem to be a malfunction in your unit some settings made on this unit. may just be the result of slight misoperation or miswiring. Before calling service, first check the ! • Cannot set up the subwoofer. following table for possible problems. • Cannot set up the low pass filter. • No output from the subwoofer. General ^ • of (page ? The Touch Sensor Tone (beep sound) does not 8) is not set to On. sound. • Preout is not set to subwoofer. . “SWITCH PRE”/ . The preout jack is being used. “SWITCH PREOUT” of (page 8) . The Touch Sensor Tone cannot be output from the preout jack. ! Cannot set up the subwoofer Phase. ^ Subwoofer Low Pass Filter is set to “THROUGH”. Tuner source . “LPF SUB-W”/ “LPF SUBWOOFER” of (page 8) ? Radio reception is poor. . The car antenna is not extended. ! The number of songs contained in "SONGS" . Pull the antenna out all the way. ! category of this unit is different from that contained in "SONGS" category of iPod.Disc source ^ Podcast files are not counted in this unit as this unit does not support the playback of podcast files. ? The specified disc does not play, but another one plays instead. . The specified CD is quite dirty. Volume cannot be adjusted. . Clean the CD, referring to the CD cleaning of the ^ • The unit is set to Music Search mode. . Cancel the section on (page 3). Music Search mode. (page 12) . The disc is severely scratched. • The unit is set to Function Setting mode. . Cancel . Try another disc instead. the Function Setting mode. (page 8) 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. 22 | KDC-U446/ KDC-U346/ KDC-U5046/ KDC-U4046/ KDC-U3046 The messages shown below display your systems condition. TOC ERROR: The CD is quite dirty. The CD is upside-down. The CD is scratched a lot. ERROR 05: The disc is unreadable. ERROR 99: The unit is malfunctioning for some reason. . Press the reset button on the unit. If the “ERROR 99” code does not disappear, consult your nearest service center. IN (Blink): The CD player section is not operating properly. . Reinsert the CD. If the CD cannot be ejected or the display continues to flash even when the CD has been properly reinserted, please switch off the power and consult your nearest service center. PROTECT: 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. If the “PROTECT” code does not disappear, consult your nearest service center. NA FILE: An Audio file is played with a format that this unit can’t support. COPY PRO: A copy-protected file is played. READ ERROR: The file system of the connected USB device is broken. . Copy the files and folders for the USB device again. If the error message is still displayed, initialize the USB device or use other USB devices. NO DEVICE: The USB device is selected as a source although no USB device is connected. . Change the source to any source other than USB. Connect an USB device, and change the source to USB again. NA DEVICE: • An unsupported USB device is connected. • Connection to the iPod has failed. . Check that the connected iPod is an iPod that is supported. See (page 17) for information on supported iPods. NO MUSIC/ERROR 15: • The connected USB device contains no playable audio file. • Media was played that does not have data recorded that the unit can play. USB ERROR: Some trouble may have occurred to the connected USB device. . Remove the USB device, then cycle the power switch to ON. If the same display is repeated, use another USB device. iPod ERROR: Connection to the iPod has failed. . Remove the USB device and then reconnect it. . Confirm that the software for the iPod is the latest version. USB REMOVE: The Remove mode has been selected for the USB device/iPod. You can remove the USB device/iPod safely. Eng...