Pioneer AVH-4200NEX Owner s Manual - Page 51

Audio adjustments Theme menu power to car phones or cellular phones in the vehicle, or remove them in advance. Surrounding sounds may prevent correct measurement of the vehicle's acoustics.  Be sure to use the microphone for acoustical measurement (sold separately). Using another microphone may prevent measurement, or result in incorrect measurement of the vehicle's acoustics.  To perform Auto EQ, the front speakers must be connected.  When this product is connected to a power amp with input level control, Auto EQ may be impossible if the power amp's input level is set below the standard level.  When this product is connected to a power amp with an LPF (low pass filter), turn the LPF off before performing Auto EQ. Also, set the cut-off frequency for the built-in LPF of an active subwoofer to the highest frequency.  The distance has been calculated by a computer to provide optimum delay to ensure accurate results. Do not change this value. - The reflected sound within the vehicle is strong and delays occur. - The LPF on active subwoofers or external amps delay the lower sounds.  If an error occurs during measurement, check the following before measuring the vehicle's acoustics. - Front speakers (left/right) - Rear speakers (left/right) - Noise - Microphone for acoustical measurement (sold separately) - Low battery Performing Auto EQ 2 Fix the microphone for acoustical measurement (sold separately) in the center of the headrest of the driver's seat, facing forward. The Auto EQ may differ depending on where you place the microphone. If desired, place the microphone on the front passenger seat and perform Auto EQ. 3 Disconnect the iPhone or smartphone device. 4 Turn on the ignition switch (ACC ON). If the vehicle's air conditioner or heater is turned on, turn it off. 5 Turn the source off.  Refer to Selecting a source on page 12 6 Display the "Audio" setting screen.  Refer to Displaying the "Audio" setting screen on page 49 7 Touch [A-EQ&TA Measurement]. 8 Connect the microphone for acoustical measurement (sold separately) with this product. Plug the microphone into the auto EQ microphone input jack on this product.  Refer to Checking part names and functions on page 7 p Use an extension cable (sold separately) if the cord of the Microphone (sold separately) is not long enough. 9 Touch [Front Left] or [Front Right] to select the current listening position. 10 Touch [Start]. A 10-second countdown starts. p The Bluetooth connection is disconnected before the pro- cess starts. Displaying the "Theme" setting screen 1 Press the button. 2 Touch , and then . Selecting the wallpaper The wallpaper can be selected from some preset items. Furthermore, you can set your original pictures. 1 Display the "Theme" screen.  Refer to Displaying the "Theme" setting screen on page 51 2 Touch [Background]. 3 Touch [Home] or [AV] to switch the screen displays. The setting contents can be memorized separately for the AV operation screen and the top menu screen. 4 Touch the item.  Preset displays: Selects the desired preset background display.  (custom): Displays the background display image imported from the external storage device.  Refer to Changing to the wallpaper stored on the external storage device on page 51  (off): Hides the background display. Changing to the wallpaper stored on CAUTION Do not turn off the engine while the measurement is in progress. p Auto EQ changes the audio settings as follows: - The fader/balance settings return to the center position.  Refer to Using fader/balance adjustment on page 49 - "Mute Level" is set to "Off".  Refer to Switching sound muting/attenuation on page 49 p Previous settings for Auto EQ will be overwritten. 1 Stop the vehicle in a quiet place, close all the doors, windows and sun roof, and then turn the engine off. If the engine is left running, engine noise may prevent correct Auto EQ. p If driving restrictions are detected during measurement, measurement is canceled. 11 Exit the vehicle and keep the doors closed until the countdown finishes. When the countdown finishes, a measurement tone (noise) is emitted from the speakers and the Auto EQ measurement begins. 12 Wait until the measurement is completed. When Auto EQ is completed, a message is displayed. p The measurement time varies depending on the type of vehicle.  To stop the measurement, touch [Stop]. 13 Store the microphone carefully in the glove compartment or another safe place. If the microphone is subjected to direct sunlight for an extended period, high temperatures may cause distortion, color change or malfunction. the external storage device CAUTION Do not turn off the engine while importing an image from the external storage device. p Background display image must be used within the following formats. - JPEG image files (.jpg or .jpeg) - Allowable data size is 10 MB or smaller - Allowable image size is 4 000 pixels × 4 000 pixels or smaller 1 Set the external storage device.  Refer to Inserting and ejecting an SD memory card on page 9  Refer to Plugging and unplugging a USB storage device on page 10 2 Display the "Theme" screen. 51