User manual JVC KD-R452

[. . . ] There are no user serviceable parts inside the unit; leave all servicing to qualified service personnel. Caution: Battery Products Adjust the volume so that you can hear sounds outside the car. Information for Users on Disposal of Old Equipment and Batteries [European Union only] These symbols indicate that the product and the battery with this symbol should not be disposed as general household waste at its end-of-life. If you wish to dispose of this product and the battery, please do so in accordance with applicable national legislation or other rules in your country and municipality. [. . . ] All tracks will be played repeatedly until you change the source or disconnect the USB device. € You cannot connect a computer or portable HDD to the USB input terminal of the unit. € Electrostatic shock at connecting a USB device may cause abnormal playback of the device. In this case, disconnect the USB device then reset this unit and the USB device. € Do not leave a USB device in the car, expose to direct sunlight, or high temperature to avoid deformation or cause damages to the device. € This unit may not play back files in a USB device properly when using a USB extension cord. € USB devices equipped with special functions such as data security functions cannot be used with the unit. € Depending on the shape of the USB devices and connection ports, some USB devices may not be attached properly or the connection might be loose. € This unit cannot recognize a USB device whose rating is other than 5 V and exceeds 500 mA. € Do not pull out and attach the USB device repeatedly while “READING” is shown on the display. € This unit may not recognize a memory card inserted into the USB card reader. *3 Some characters or symbols will not be shown correctly (or will be blanked) on the display. ON : Boost low and high frequencies to produce a well-balanced sound at a low volume level. VOL ADJUST –05 — +05 [ 00 ] : Presets the volume adjustment level of each source (except “FM”), compared to the FM volume level. The volume level will automatically increase or decrease when you change the source. (“VOL ADJ FIX” appears on the display if “FM” is selected as the source. W : Selects if the REAR/SW terminals are used for connecting a subwoofer (through an external amplifier). / REAR : Selects if the REAR/SW terminals are used for connecting the speakers (through an external amplifier). W LPF *7 LOW 55Hz / LOW 85Hz / LOW 120Hz : Frequencies lower than 55 Hz/85 Hz/120 Hz are sent to the subwoofer. / OFF : Deactivates (all signals are sent to the front/rear speakers). TEL MUTING *8 ON : Mutes the sounds while using the cellular phone (not connected through KS-BTA100). AMP GAIN *9 LOW POWER : VOLUME 00 – VOLUME 30 (Selects if the maximum power of each speaker is less than 50 W to prevent damaging the speakers. [. . . ] However, folders with no numbers on the initial of their names are sorted according to the file system of the USB device. / Check whether the connected USB device is compatible with this “NO USB” appears on the display. While playing a track, sound is The tracks have not been properly copied into the USB device. The iPod does not turn on or does not Check the connecting cable and its connection. [. . . ]