03.DPX-4020_M_US_PH4 02.6.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 2 English Contents Safety precautions Track Repeat ...............................................................................19 Disc Repeat.................................................................................19 Track Scan ...................................................................................19 Random Play ...............................................................................19 Magazine Random Play..........................
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 3 Safety precautions 2WARNING 2CAUTION To prevent injury or fire, take the following precautions: To prevent damage to the machine, take the following precautions: • Insert the unit all the way in until it is fully locked in place. Otherwise it may fall out of place when jolted. • When extending the ignition, battery, or ground wires, make sure to use automotive-grade wires or other wires with a 0.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 4 English Safety precautions NOTE • If you experience problems during installation, consult your Kenwood dealer. • If the unit fails to operate properly, press the RESET button. The unit returns to factory settings when the RESET button is pressed. If the unit still fails to operate properly after the RESET button has been pressed, contact your local KENWOOD dealer for assistance.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 5 Handling Compact discs Playing a CD that is dirty, scratched or warped can cause the sound to skip and the unit to operate incorrectly, resulting in worsened sound quality. Take the following precautions to prevent your CDs from getting scratched or damaged. Handling CDs • Do not touch the recorded side of the CD (the side opposite the label) when holding it.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 6 English Handling Compact discs Do Not Load CD Accessories Do not use commercially available CD accessories that can be loaded into the CD slot, such as stabilizers, protective sheets, or CD cleaning discs, since they can cause the unit to malfunction. Do Not Use Special Shape CDs • Be sure to use round shape CDs only for this unit and do not use any special shape CDs. Use of special shape CDs may cause the unit to malfunction.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 7 General features Power DISP Turning on the power: Press the SRC (source) button. SRC/ PWR OFF S.A Turn the power on before carrying out the following procedures. Turning off the power: Press the PWR OFF button for at least one second. OPEN ¢ 4 NOTE 5 ∞ FM AM Volume AUD ATT Increasing Volume: Press the 5 button to turn up the volume. Decreasing Volume: Press the ∞ button to turn down the volume.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 8 English General features Switching Modes Switching Modes: Each time you press the SRC (source) button, the mode switches as follows: 1 Press the AUD button for at least one second to enter the control mode. 2 Selecting mode Press either the FM or AM button. Each time the button is pressed, the adjustment mode will change as follows: Pressing the FM button advances the display, and pressing the AM button reverses it.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 9 PS201T NOTE If you make no button operation for 10 seconds, the analyzer mode is automatically canceled. Spectrum Analyzer Display Selection You can select the display to enjoy sounds with eyes. Switching the Spectrum Analyzer Display: 1 Press the S.A button. "SPEANA mode" is displayed once the analyzer mode is entered. Sub Spectrum Analyzer Display Selection Switching the Sub Spectrum Analyzer Display: Press the S.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 10 English General features Tuner features Switching Display You can switch the display during the standby mode and AUX mode as mentioned below. OPEN Changing the Display: Each time you press the DISP button, the display changes as follows: Standby mode ▼ 38 ▼ AUX Clock + Graphic Character Clock Clock ▼ DISP/ NAME.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 11 Tuning Station Preset Memory Store the frequency of a station. You can then recall that station with a single touch of a button. 1 Press the SRC (source) button repeatedly to select the tuner mode. "TUNER" is displayed when the tuner mode has been selected. 1 Select the band/station that you want to have stored. 2 Press the button (#1-6) that you want to use for the station, for 2 Press either the FM or AM button to select the band.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 12 English Tuner features Frequency Step Setting Station Name Preset (SNPS) Switch the frequency step used in seeks. The factory defaults are 50 kHz for FM and 9 kHz for AM. You can assign names to radio stations with the Station Preset Memory. Up to 30 stations can be assigned names. 1 Turn the power off. 2 Hold down buttons #1 and #5, then turn the power back on. 1 Adjust the frequency to the station whose name you want to enter.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 13 Cassette player features ends. NOTE • You can assign names to up to 30 FM/AM stations in all. If you try to enter more than that, the station name stored the earliest will be the first one erased. • When this device is disconnected from the battery SNPS is erased. • If you want to change the name of a station, first display the name of the station (following steps 1 and 2 above), then change the letter(s) that you want by following steps 3 and 4.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 14 English Cassette player features Playing Cassette Tapes Loading and Playing Cassettes: A press of the OPEN button results in the faceplate dropping open to the front, thereby exposing the cassette insertion slot. Holding the cassette with the tape exposed to the right, insert it in the slot. The tape will start playing. Push back on the right side of the faceplate with your hand until it locks. The indicator lights up when a cassette has been loaded.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 15 Turn the MTL indicator off for normal tape (Type I) playback. Turn the MTL indicator on for the following tape types: CrO2 (Type II) FeCr (Type III) Metal (Type IV) Selecting the wrong tape type may cause sound quality to suffer. Blank Skip Automatically fast forward to the beginning of the next track when long blank spaces (10 seconds or more) are detected, continuing tape playback. Turning Blank Skip On/Off: Press the B.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 16 English Cassette player features CD/External disc control features Music Repeat Repeatedly plays the track currently being listened to. OPEN Turning Music Repeat On/Off: Press the REP button to switch music repeat on/off. The REP indicator lights up when music repeat is turned on. Canceling Music Repeat: Press either the REP or 38 button. ¢ 4 0 DISP/ NAME.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 17 Playing CDs Playing CDs: If no CDs are inserted, insert one in the slot with the label facing up. If a CD is already inserted, press the SRC button repeatedly to select the CD mode. "CD" is displayed when the CD mode has been selected. The CD will start playing. The indicator lights up when a CD has been inserted. Pausing and Restarting CD Play: Press the 38 button to make the disc pause. Press the same button again to start play again.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 18 English CD/External disc control features Switching Display for Discs Track Search Switch the display that appears while discs are playing. Search forward or backward through the tracks on the disc until you reach the one that you want to listen to. Switching Display for Discs: Each time you press the DISP button, the display during disc play switches as follows: Making a Reverse Track Search: Press the 4 button to display the desired track number.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 19 Track Scan NOTE "Load" is displayed when discs are being exchanged on the disc changer. Successively play the beginning of each track on a disc until you find the track that you want to listen to. Starting the Track Scan: Press the SCN button. The SCN indicator lights up and the first 10 seconds of each track will be played, in order. The track number currently being heard blinks in the display.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 20 English CD/External disc control features Magazine Random Play (Function of disc changers) Play the tracks on all the discs in the disc changer in random order. 1 Press the M.RDM button to switch magazine random play on Presetting Disc Names (DNPS) Store the names of discs to be displayed when played. 1 Play the disc whose name you want to preset. NOTE and off. The M.RDM indicator lights up when magazine random play is turned on.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 21 DSP/Equalizer control features The disc name is stored and the disc name preset mode is canceled. If you make no entry in a 10-second period, the name will be stored with the characters input so far. OPEN NOTE • The number of discs whose names can be stored will differ depending on the disc changer that is connected. Please see your disc changer manual for details. Up to 10 CDs can be registered with this unit.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 22 English DSP/Equalizer control features entered. DSP (Digital Signal Processor) 2 Switching the Preset Equalizer: A DSP is a device which uses digital control to correct the audio signal and produce sound effects that can compensate for the small passenger compartment of a vehicle.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 23 switches as follows; (see the equalizer easy mode) 5 • Equalizer Preset Memory: 3 Selecting mode Press the button (#1-3) that you want to use for the Equalizer curve for at least two seconds. "EQ Memory#" is displayed, indicating that the Equalizer curve is stored in the selected button. • Recalling a Equalizer you stored: Press the preset button (#1-3) for the desired Equalizer curve. Press either the FM or AM button.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 24 English Function Set System Function Set System To accommodate a greater number of functions, a function set system has been employed for making settings. Press the FNC button to enter the function set mode and then display the function to make the setting. OPEN ¢ 4 1 Select the mode that you want to make the setting of the function. FNC 2 Press the FNC button for at least one second. "Function Set" is displayed when the function set mode is entered.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 25 Function items in Standby mode: Opening Display If this function is set to on, the opening display appears when the power is turned on. Dimmer Level Adjustment You can adjust the Dimmer level of the unit when your car's light switch has been turned on. Display and setting: ”Opening On“ : Opening display function is on. ”Opening Off“ : Opening display function is off.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 26 English Function Set System Security Code When the battery is removed from the unit's power switch, you cannot turn on the unit again unless the preset security code is input. This function helps prevent theft. NOTE You must follow steps 1 to 9 to be able to use the Security Code function. Turning off the power during the procedure will deactivate the security code setting.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 27 Function items in Tuner mode: Function items in External disc control mode: Text Scroll Selecting Tuning Mode You can choose from three tuning modes: auto seek, preset station seek, and manual. The "AUTO 1" indicator lights up when auto seek tuning is selected, and the "AUTO 2" indicator lights when preset station seek tuning is selected. This function permits the CD text, MD title to be scrolled and the entire text to be displayed.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 28 Basic Operations of remote English 2CAUTION + + SRC 4 FM + ATT FM/DISC + ATT AM/DISC – Do not set the remote on hot places such as above the dashboard. Loading and Replacing the Batteries: Use two "AAA"-size batteries. Slide the cover while pressing downwards to remove it as illustrated. Insert the batteries with the + and – poles aligned properly, following the illustration inside the case.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 29 Press the FM button to select and switch between FM1, FM2, and FM3 bands. During station name input, selects digits and symbols. • 38 button Selects the type of characters at the time of entering the station name. ▼ Tuner mode ▼ Tape mode ▼ CD mode ▼ External disc control mode 1 ▼ Cassette player features External disc control mode 2/AUX mode ▼ Standby mode NOTE • The mode switches to the next mode from any mode which cannot be used.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 30 Accessories Installation Procedure English External view ......... Number of items 1 (M5×6mm) External view ......... Number of items 4 .........6 2 (M4×8mm) .........1 (M5×7mm) .........6 5 .........1 3 1. To prevent a short circuit, remove the key from the ignition and disconnect the - battery. 2. Make the proper input and output wire connections for each unit. 3. Connect the speaker wires of the wiring harness. 4.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 31 Connecting Wires to Terminals Front left output (White) Front right output (Red) Rear left output (White)/ Non-fading left output (White) Rear right output (Red)/ Non-fading right output (Red) M4×8mmMAX Fuse (10A) FM/AM antenna input To car light control switch KENWOOD disc changer control input Automatic illumination/Dimmer control wire (Orange/White) ILLUMI To "EXT.AMP.CONT." terminal of the amplifier having the external amp control function.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 32 Installation English 2CAUTION When performing a check of the CD operation prior to installation, place this unit in a hirizontal position and perform a loading/eject of the CD. ■ Installation Install onto the car bracket using the supplied screws (M5 × 6 mm, M5 × 7 mm). The holes of the car bracket to use will differ depending on the car model.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 33 Troubleshooting Guide 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. PROBLEM POSSIBLE CAUSE SOLUTION The power does not turn on. The fuse has blown. No sound can be heard, or the volume is low. Attenuator is turned on. Turn off Attenuator. The fader or balance settings are set all the way to one side.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 34 Troubleshooting Guide English PROBLEM POSSIBLE CAUSE SOLUTION A track will not play. Random play has been selected. Turn off random play. The DSP effects are imperceptible. You are using a two-speaker system. Use a front/rear four-speaker system. The front and rear output are reversed. Connect the wire correctly, referring to the section on "Connecting Wires to Terminals". The + and - of speakers are reversed.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 35 The following messages are displayed when certain problems are occurring in your system. Take the recommended actions. EJECT No disc magazine has been loaded in the changer. The disc magazine is not completely loaded. ] Load the disc magazine properly. No Disc No disc has been loaded in the disc magazine. ] Load a disc into the disc magazine. Error 04 No disc has been loaded in the disc magazine. ] Load a disc into the disc magazine.
03.DPX-4020_M_US_PH4 02.6.3 3:54 PM Page 36 Specifications English Specifications subject to change without notice. FM tuner section CD player section Frequency range (50 kHz space) ..............87.5 MHz – 108.0 MHz Frequency range (200 kHz space) ............87.9 MHz – 107.9 MHz Usable sensitivity (S/N = 30dB) ....................9.3dBf (0.8 µV/75 Ω) Quieting Sensitivity (S/N = 50dB) ..............15.2dBf (1.6 µV/75 Ω) Frequency response (±3.0 dB)..............................
