KDC-4020(M)Cover 01.11.
KDC-4020_U.S 01.11.29 10:28 AM Page 2 English Contents Safety precautions......................3 About CDs...................................5 General features .........................6 Power Selecting the Source Volume Attenuator Loudness System Q Audio Control Speaker Setting Clock Display Adjusting Clock DSI (Disabled System Indicator) Theft Deterrent Faceplate Tuner features .............................
KDC-4020_U.S 01.11.29 10:28 AM 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 automotivegrade wires or other wires with a 0.
English KDC-4020_U.S 01.11.29 10:28 AM Page 4 NOTE • If you experience problems during installation, consult your Kenwood dealer. • If the unit does not seem to be working right, try pressing the reset button first. If that does not solve the problem, consult your Kenwood dealer. • Press the reset button if the Disc auto changer fails to operate correctly. Normal operatin should be restored. Reset button • Characters in the LCD may become difficult to read in temperatures below 41 ˚F (5 ˚C).
KDC-4020_U.S 01.11.29 10:28 AM Page 5 About CDs Handling CDs CD cleaning • Don’t touch the recording surface of the CD. Clean from the center of the disc and move outward. Removing CDs • CD-R and CD-RW are easier to damage than a normal music CD. Use a CD-R or a CD-RW after reading the caution items on the package etc. • Don’t stick tape etc. on the CD. Also, don’t use a CD with tape stuck on it. When removing CDs from this unit pull them out horizontally.
KDC-4020_U.S 01.11.29 10:28 AM Page 6 English General features Power Release button (KDC-4020/KDC-3020/KDC-2020 only) AM ud 4 ¢ FM Turning ON the Power Press the [SRC] button. Turning OFF the Power Press the [SRC] button for at least 1 second. Selecting the Source SRC ATT/ #1 LOUD #3 CLK/ ADJ Press the [SRC] button.
KDC-4020_U.S 01.11.29 10:28 AM Page 7 Loudness Compensating for low and high tones during low volume. Press the [LOUD] button for at least 1 second. Each time the button is pressed for at least 1 second the Loudness turns ON or OFF. When it’s ON, "LOUD" indicator is ON. Audio Control 1 Select the source for adjustment Press the [SRC] button. 2 Enter Audio Control mode Press the [AUD] button for at least 1 second. 3 Select the Audio item for adjustment Press the [FM] or [AM] button.
KDC-4020_U.S 01.11.29 10:28 AM Page 8 English General features Press the [CLK] button. Speaker Setting Fine-tuning so that the System Q value is optimal when setting the speaker type. 1 Enter Standby Press the [SRC] button. Select the "OFF" display. 2 Enter Speaker Setting mode Press the [Q] button. 3 Select the Speaker type Press the [4] or [¢] button. Each time the button is pressed the below. Speaker type OFF For the OEM speaker For 6 & 6x9 in. speaker For 5 & 4 in.
KDC-4020_U.S 01.11.29 10:28 AM Page 9 Tuner features • The faceplate is a precision piece of equipment and can be damaged by shocks or jolts. For that reason, keep the faceplate in its special storage case while detached. • Do not expose the faceplate or its storage case to direct sunlight or excessive heat or humidity. Also avoid places with too much dust or the possibility of water splashing.
KDC-4020_U.S 01.11.29 10:28 AM Page 10 English Tuner features Press the [FM] or [AM] button. Tuning Mode Choose the tuning mode. Press the [AUTO] button. Each time the button is pressed the Tuning mode switches as shown below. Tuning mode Display Operation Auto seek "AUTO 1" Automatic search for a station. indicator Preset station "AUTO 2" Search in order of the stations seek indicator in the Preset memory. Manual — Normal manual tuning control.
KDC-4020_U.S 01.11.29 10:28 AM Page 11 CD/External disc control features Press the [CRSC] button for at least 1 second. Each time the button is pressed CRSC turns ON or OFF. When it's ON, the "CRSC" indicator is ON. DISC- 0 DISC+ 4 ¢ Frequency Step Setting Changing the tuning frequency step. The original setting is FM band 50 kHz, and AM band 9 kHz. 1 Turn the power OFF Press the [SRC] button for at least 1 second.
KDC-4020_U.S 01.11.29 10:28 AM Page 12 English CD/External disc control features Reversing Hold down on the [4] button. Release your finger to play the disc at that point. Playing CD When a CD is inserted Press the [SRC] button. Select the "CD" display. Track Search When a CD is inserted, the "IN" indicator is ON. Selecting the song you want to hear. Eject the CD Press the [0] button. Press the [4] or [¢] button. 3 in. (8cm) CD cannot be played.
KDC-4020_U.S 01.11.29 10:28 AM Page 13 Basic Operations of remote Accessory of the KDC-4020 Track Scan Playing the first part of each song on the disc you are listening to and searching for the song you want to listen to. 1 Start Track Scan Press the [SCAN] button. "SCN" indicator is ON. 2 Release it when the song you want to listen to is played Press the [SCAN] button. 4/¢ Random Play FM/AM/DISC Playing all the songs on the disc in random order. 38 Press the [RDM] button.
KDC-4020_U.S 01.11.29 10:28 AM Page 14 Basic Operations of remote English Accessory of the KDC-4020 Loading and Replacing the battery Use one lithium battery (CR2025). Insert the batteries with the + and – poles aligned properly, following the illustration inside the case. In Tuner source [FM]/ [AM] buttons Select the band. Each time the [FM] button is pressed it switches between the FM1, FM2, and FM3 bands. [4]/ [¢] buttons Tune up or down band.
KDC-4020_U.S 01.11.29 10:28 AM Page 15 Accessories External view ......... Number of items External view ......... Number of items 1 3 .........1 .........4 2WARNING If you connect the ignition wire (red) and the battery wire (yellow) to the car chassis (ground), you may cause a short circuit, that in turn may start a fire. Always connect those wires to the power source running through the fuse box. 2CAUTION 2 .........2 4 .........4 5 .........
KDC-4020_U.S 01.11.29 10:28 AM Page 16 English Connecting Wires to Terminals Front left output (White) (KDC-4020 only) 26 Front right output (Red) (KDC-4020 only) 27 Rear left output (White) 23 2 KENWOOD disc changer control input (KDC-4020/3020/2020 only) Rear right output (Red) 28 To connect the Disc changer, consult your Disc changer manual. 3 REAR L FM/AM antenna input 1 Fuse (10A) 24 If no connections are made, do not let the wire come out from the tab.
KDC-4020_U.S 01.11.29 10:28 AM Page 17 Installation ■ Installation ■ Installing in Japanese-Made Cars Firewall or metal support Screw (M4X8) (commercially available) 1 Refer to the section "Removing the hard rubber frame" (page 18) and then remove the hard rubber frame. 2 Align the holes in the unit (two locations on each side) with the vehicle mounting bracket and secure the unit with the accessory screws. T N 8 mm MAX.
KDC-4020_U.S 01.11.29 10:28 AM Page 18 English Installation ■ Removing the hard rubber frame ■ Removing the Unit 1 1 Refer to the section “Removing the hard rubber frame” and then remove the hard rubber frame. 2 3 Remove the screw (M4 × 8) on the back panel. Engage the catch pins on the removal tool and remove the two locks on the lower level. Lower the frame and pull it forward as shown in the figure. Catch Insert the two removal tools deeply into the slots on each side, as shown.
KDC-4020_U.S 01.11.29 10:28 AM Page 19 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. ? ✔ The speakers are not wired correctly.27 ☞ Reconnect the speaker wires so that each output terminal is connected to a different speaker. General ? The sound quality is poor or distorted.
KDC-4020_U.S 01.11.29 10:28 AM Page 20 English Troubleshooting Guide ? Disc source ? "AVin" is displayed without achieving External disc control mode.50 ✔ O-N switch is set to "O" side. ☞ Set the switch to "N" side. ✔ Unsupported disc changer is connected.51 ☞ Connect the supported disc changer. (page 3) ? Can’t remove disc.64 ✔ The cause is that more than 10 minutes has elapsed since the vehicle ACC switch was turned OFF.
KDC-4020_U.S 01.11.29 10:28 AM Page 21 Troubleshooting Guide The messages shown below display your systems condition. E-01: No disc magazine has been loaded in the changer. The disc magazine is not completely loaded.E01 ➪ Load the disc magazine properly. No CD in the unit. ➪ Insert the CD. E-02: No disc has been loaded in the disc magazine.E02 ➪ Load a disc into the disc magazine.
KDC-4020_U.S 01.11.29 10:28 AM Page 22 English Specifications Specifications subject to change without notice. FM tuner section Audio section Frequency range (200 kHz space) ............87.9 MHz – 107.9 MHz Frequency range (50 kHz space) ..............87.5 MHz – 108.0 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 dB) .................................
