KDC-2021S_U.S 01.10.
KDC-2021S_U.S 01.10.10 2:31 PM 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 TEL Mute CD player features....................
KDC-2021S_U.S 01.10.10 2:31 PM Page 3 Safety precautions 2WARNING Do Not Load 8-cm (3-in.) CDs in the CD slot 2CAUTION To prevent injury and/or fire, take the following precautions: To prevent damage to the machine, take the following precautions: • Insert the unit all the way until it is fully locked in place. Otherwise it may fly out of place during collisions and other jolts.
KDC-2021S_U.S 01.10.10 2:31 PM Page 4 English Safety precautions 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. Reset button • Characters in the LCD may become difficult to read in temperatures below 41 ˚F (5 ˚C).
KDC-2021S_U.S 01.10.10 2:31 PM 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-2021S_U.S 01.10.10 2:31 PM Page 6 English General features Power Release button 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. Source required Tuner CD Standby (Illumination only mode) Q/ AUD Display "TUnE" "CD" "OFF" Volume Increasing Volume Press the [u] button. ATT indicator LOUD indicator Decreasing Volume Press the [d] button.
KDC-2021S_U.S 01.10.10 2:31 PM 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-2021S_U.S 01.10.10 2:31 PM Page 8 English General features Speaker Setting 2 Enter clock adjustment mode Press the [CLK] button for at least 2 seconds. The clock display blinks. 3 Adjust the hours Press the [FM] or [AM] button. 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.
KDC-2021S_U.S 01.10.10 2:31 PM Page 9 Tuner features 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. AM FM/ MONO 4 ¢ Reattaching the Faceplate 1 Align the projections on the unit with the grooves on the faceplate. SRC 2 #1 - 6 AUTO/ AME Push the faceplate in until it clicks.
KDC-2021S_U.S 01.10.10 2:31 PM Page 10 English Tuner features Monaural Reception turns ON or OFF. When it's ON, the Monaural indicator is ON. 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-2021S_U.S 01.10.10 2:31 PM Page 11 CD player features 1 Select the band Press the [FM] or [AM] button. 2 Call up the station Press the [#1] — [#6] button.
KDC-2021S_U.S 01.10.10 2:31 PM Page 12 English CD player features Playing CD When a CD is inserted Press the [SRC] button. Select the "CD" display. Track Repeat Replaying the song you're listening to. Press the [REP] button. Each time the button is pressed the Track Repeat turns ON or OFF. When it's ON, the "REP" indicator is ON. When a CD is inserted, the "IN" indicator is ON. Eject the CD Press the [0] button. 3 in. (8cm) CD cannot be played.
KDC-2021S_U.S 01.10.11 9:41 AM Page 13 Accessories External view Number of items 1 ..........................................1 2 ..........................................2 3 ..........................................1 The use of any accessories except for those provided might result in damage to the unit. Make sure only to use the accessories shipped with the unit, as shown above. Installation Procedure 1.
KDC-2021S_U.S 01.10.
KDC-2021S_U.S 01.10.10 2:31 PM Page 15 Installation 2WARNING ■ Installation Connecting the ISO Connector (see p.14) The pin arrangement for the ISO connectors depends on the type of vehicle you drive. Make sure to make the proper connections to prevent damage to the unit. The default connection for the wiring harness is described in 1 below. If the ISO connector pins are set as described in 2 or 3, make the connection as illustrated.
KDC-2021S_U.S 01.10.10 2:31 PM Page 16 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. Lock Catch Insert the two removal tools deeply into the slots on each side, as shown.
KDC-2021S_U.S 01.10.11 9:41 AM Page 17 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. General ? Even if Loudness is turned ON, high-pitched tone isn't compensated for. 17 ✔ Tuner source is selected. ☞ High-pitched tone isn't compensated for when in Tuner source. ? No sound can be heard, or the volume is low.
KDC-2021S_U.S 01.10.10 2:31 PM Page 18 English Troubleshooting Guide ?Track Search can't be done.66-2 Disc source ? ✔ For the albums first or last song. ☞ For each album, Track Search can't be done in the backward direction for the first song or in the forward direction for the last song. The specified disc does not play, but another one plays instead.52 ✔ The specified CD is quite dirty. ☞ Clean the CD. ✔ The CD is upside-down.53 ☞ Load the CD with the labeled side up.
KDC-2021S_U.S 01.10.10 2:31 PM Page 19 Specifications Specifications subject to change without notice. FM tuner section Audio section Frequency range (50 kHz space) ..............87.5 MHz – 108.0 MHz Usable sensitivity (S/N = 26dB) .................................0.7 µV/75 Ω Quieting Sensitivity (S/N = 46dB) ..............................1.6 µV/75 Ω Frequency response (±3 dB) .................................30 Hz – 15 kHz Signal to Noise ratio (MONO) ..............................................
