Kenwood KAC-529S Car Stereo System User Manual
Contents
1. Power Output 4 Q INF a EPEAN EAEE A ETE ER AETAT 200 W X 2 ou 120Wx2 Bridge ccasaunisccannnariwaneasssstavnnnastascsaasmnbiannimianicecdsiasdsecnend GOO WK T orisii 350 W x 1 Rated Power Output 4 Q Normal 20 Hz 20 kHz 0 08 THD Normal DIN45324 B 14 4 V Rated Power Output 2 Q Normal 1 kHz 0 8 THD scssi Frequency Response 0 1 dB Signal to Noise Ratio Sensitivity MAX rated output MIN rated output nput Impedance 0 Low Pass Filter 12 dB oct c0cccccceeeencee High Pass Filter 12 dB oct KAC 629S only Generalmen renean anase Operating Voltage 11 16 V allowable Current Consumption 1 kHz 10 THD Dimensions W x H x D mm 100W x 2 100 W x 2 ad Bridge T kiz 0 3 96 THAD sess sissessusscscesnsnestaacecesetatannsd SUOM T areenaa 150Wx1 inch 8 11 16x2 1 4x11 13 16 8 11 16x2 1 4x9 8 11 16x2 1 4x6 5 16 We gM serani ame ct e a EE 3 7 kg 8 1 Ibs 2 8 kg 6 1 Ibs 2 0 kg 4 4 lbs KAC 829 3 8 kg 8 3 Ibs KAC 729S Safety precautions E Wiring AWARNING To prevent injury or fire take the following precautions e When extending the ignition battery or ground wires make sure to use automotive grade wires or other wires with a 5mm AWG10 or more to prevent wire deterioration and damage to the wire coating e To prevent a shor2. 9S 25W t KAC 529S KAC 629S or greater i i KAC 829 Operations of the following control and switches RCA cable ground lead terminal e STEREO position are required in accordance with the center unit and speakers connected with this unit Fuse 40 Ax 1 KAC 829 729S 25 Ax 1 KAC 629S 15Ax1 KAC 529S NOTE f you can t find the specified capacity fuse at your store etc consult your Kenwood dealer Battery terminal Ground terminal Power control REMOTE terminal SPEAKER OUTPUT terminals e Stereo Connections When you wish to use the unit as a stereo amplifier stereo connections are used e Bridged Connections When you wish to use the unit as a high output monaural amplifier bridged connections are used Make connections to the LEFT channel and the RIGHT channel SPEAKER OUTPUT terminals System examples E 2 channel system CENTER cigo r_ UNIT Ca mpi KAC 829 729S 529S KAC 629S FILTER OPERATION FILTER OPERATION L R HPF LPF STEREO MONO Lch 1 1 1 OFF LPF STEREO MONO Lch 1 1 am CO amn 1 E Subwoofer system CENTER KAC 629S KAC 829 729S 5295 1 FILTER OPERATION i OFF LPF STEREO MONO Lch 1 1 1 Cup dm 4 FILTER OPERATION OFF L R HPF LPF STEREO MONO Lch am E 1 channel system CENTER UNIT KAC 829 729S 5295 KAC 629S FI
3. LTER OPERATION OFF LPF STEREO MONO Lch uo cm OPERATION i FILTER 1 L R 1 HPF LPF STEREO MONO Lch i E Tri mode CENTER AC 829 7295 529S KAC 629S FILTER OPERATION FILTER OPERATION L R G HPF LPF STEREO MONO Lch Calm 1 1 1 OFF LPF STEREO MONO Lch 1 1 a cm L Left speaker A Right speaker Left speaker Right speaker Subwoofer Right speaker When using an RCA cable with a ground lead attached connect the ground lead to this terminal ACAUTION Do not use this terminal for power source grounding This unit will be damaged if the power source grounding wire is connected to this erminal FILTER switch These switches allow filtering of the speaker output signals e HPF High Pass Filter position KAC 629S only Only frequencies of 150 Hz or higher are output Frequencies below 150 Hz are cut e LPF Low Pass Filter position Only frequencies of 80 Hz or lower are output Frequencies above 80 Hz are cut The Lch and Rch will be mixed before output even if the operation switch is set to STEREO e OFF position The original sound without filtering is output OPERATION switch This switch allows selection of the amplification method of input signals Connection The amplifier can be used as a stereo amplifier e L R position KAC 629S only The input left and right signals are combined before
4. Troubleshooting Guide What might appear 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 No sound e Input or output cables are e Connect the input or output No sound from one side disconnected e Protection circuit may be activated Blown fuse e Volume is too high e The speaker cord is shorted The output level is too small or too large position The sound quality is bad The sound is distorted polarity e A speaker wire is pinched by a screw in the car body e The switches may be set improperly The input sensitivity adjusting control is not set to the correct e The speakers wire are connected with wrong cables e Check connections by referring to Power indicator e Replace the fuse and use lower volume e After check the speaker cord and fixing the cause of the short replace the fuse Adjust the control correctly referring to Controls e Connect them properly checking the of the terminals and wires well e Connect the speaker wire again so that it is not pinched by anything e Set switches properly by referring to System examples Specifications Specifications subject to change without notice Audio Section ccccccccssssseeeseesseeeeeeeseee KAC 829 729S KAC 629S KAC 529S Max
5. being amplified Use this position when the unit is used for subwoofer speakers or the L R monaural sound is required e MONO Lch position Amplifies the signal input from the left side only Set to this position and make bridged connections to use as a high power monaural amplifier The input right signal is not output INPUT SENSITIVITY control Set this control according to the pre output level of he center unit connected with this unit or to the maximum power output of the genuine accessory car stereo Use the diagram on the right as a guide NOTE For the pre output level or the maximum power output refer to the Specifications in the instruction manual of the center unit LINE IN terminal Speaker level input terminals KENWOOD 6 STEREGWRIDGEABLE LIFIER o Power indicator KAC 729S KAC 629S KAC 529S Power indicator When the power is turned on the Power indicator lights If the Power indicator does not light when the power is turned on the protection function may be activated Check whether there is any indication of trouble E The protection function is activated in the following situations This unit is equipped with a protection function for protecting this unit and your speakers from various accidents or problems that can occur When the protection function is triggered the Power indicator goes off and the amplifier stops operating e When a speaker wire ma
6. ever you call upon your KENWOOD dealer for information or service on the product Model KAC 829 729S 629S 529S Serial number PRINTED IN USA B64 1949 10 KM EM Installation procedure 1 Remove the ignition key and disconnect the negative terminal of the battery to prevent short circuits 2 Set the unit according to the intended usage 3 Connect the input and output cables of the units 4 Connect the speaker wires 5 Connect the power wire power control wire and grounding wire following this order 6 Install the unit in the car 7 Connect the negative terminal of the battery AWARNING To prevent fire caused by a short in the wiring connect a fusible link or breaker nearby the battery s positive terminal ACAUTION e Be sure to turn the power off before changing the setting of any switch e f the fuse blows check wires for shorts then replace the fuse with one of the same rating e Check that no unconnected cables or connectors are touching the car body Do not remove caps from unconnected cables or connectors to prevent short circuits e Connect the speaker wires to appropriate speaker connectors separately Sharing the negative wire of the speaker or grounding speaker wires to the metal body of the car can cause this unit to fail e After installation check that the brake lamps winkers and wipers work properly E Speaker level input terminals e The genuine accessory car stereo shal
7. ing the unit If the front panel gets dirty turn off the power and wipe the panel with a dry silicon cloth or soft cloth ACAUTION Do not wipe the panel with a hard cloth or a cloth dampened by volatile solvents such as paint thinner and alcohol They can scratch the surface of the panel and or cause the indicator letters to peel off e If a buzzing noise is heard from the speakers when the engine is running connect a line noise filter optional to each of the battery wire e Do not allow the wire to directly contact the edge of the iron plate by using Grommets e Connect the ground wire to a metal part of the car chassis that acts as an electrical ground passing electricity to the battery s negative terminal Do not turn the power on if the ground wire is not connected e Be sure to attach a protective fuse into the battery wire close to the battery Use a protective fuse having a capacity that is about 10 A higher than the maximum current drawn by the amplifier e Use vehicle type fire resistant power supply wiring wire for the battery wire and the ground wire The current capacity of the power supply wiring wire should be about 10 A higher than that of the protective fuse capacity which means about 20 A higher than the maximum current drawn by the amplifier e When more than one power amplifier are going to be used use a power supply wiring wire and protective fuse of greater current hand
8. l have a maximum power output of no more than 40 W e Do not connect the speaker output leads from a power amplifier Optional to the speaker level input terminals of this unit for this may cause malfunction or damage e Do not connect cables and leads to both RCA cable input jacks and the speaker level input terminals simultaneously for this may cause malfunction or damage e Connect the power control lead to a power supply which can be turned ON OFF by the ignition key switch ACC line With this connection shock noise may be generated when the power of the genuine accessory car stereo is switched ON OFF E Power terminal Connect to their respective terminals the power supply wire and ground wire all of which pass through the associated terminal cover Once the connections are complete place the cover on the terminal section E Accessories External Number of Part name View Items S Terminal cover Power terminal Self tapping screws 04 x 16 mm Installation Since the power amplifier has no parts which require operation it can be installed at a position away from he driver s seat without any hindrances As generally accepted positions for its installation places such as inside the trunk etc can be considered ACAUTION e Do not install the unit under the carpet Otherwise heat build up occurs and the unit may be damaged e Install this unit in a location
9. ling capacity than the total maximum current drawn by each amplifier Example One Power Amplifier Is Used KAC 829 729S Maximum Current Drawn 28 A Protective Fuse 50 Ax 1 25 Ax 2 5 mm AWG 10 or Cross sectional Area of Wiring Wire AWG greater x 1 nS 25 Al SS md 25A 25 A x A E Speaker Selection e The rated input power of the speakers that are going to be connected should be greater than the maximum output power in Watts of the amplifier Use of speakers having input power ratings that are less than the output power of the amplifier will cause smoke to be emitted as well as damage e The impedance of the speakers that are going to be connected should be 2Q or greater for stereo connections or 4Q or greater for bridged connections When more than one set of speakers are going to be used calculate the combined impedance of the speakers and then connect suitable speakers to the amplifier KENWOOD KAC 829 KAC 729S KAC 629S KAC 529S POWER AMPLIFIER INSTRUCTION MANUAL KENWOOD CORPORATION TT CH01 Take the time to read through this instruction manual Familiarity with installation and operation procedures will help you obtain the best performance from your new power amplifier For your records Record the serial number found on the back of the unit in the spaces designated on the warranty card and in the space provided below Refer to the model and serial numbers when
10. t circuit never put or leave any metallic objects such as coins or metal tools inside the unit e f the unit starts to emit smoke or strange smells turn off the power immediately and consult your Kenwood dealer e Do not touch the unit during use because the surface of the unit becomes hot and may cause burns if touched ACAUTION To prevent damage to the machine take the following precautions e Be sure the unit is connected to a 12V DC power supply with a negative ground connection e Do not open the top or bottom covers of the unit e Do not install the unit in a spot exposed to direct sunlight or excessive heat or humidity Also avoid places with too much dust or the possibility of water splashing e When replacing a fuse only use a new one with the prescribed rating Using a fuse with the wrong rating may cause your unit to malfunction e To prevent a short circuit when replacing a fuse first disconnect the wiring harness e If you experience problems during installation consult your Kenwood dealer e f the unit does not seem to be working right consult your Kenwood dealer FCC WARNING This equipment may generate or use radio frequency energy Changes or modifications to this equipment may cause harmful interference unless the modifications are expressly approved in the instruction manual The user could lose the authority to operate this equipment if an unauthorized change or modification is made E Clean
11. uencies Low pass Capacitor C Passes high frequencies and blocks low frequencies High pass Example When it is required to set a crossover frequency of 120 Hz using speakers with an impedance of 4 ohms fc Cut of Frequency Hz R Speaker Impedance Q e If you wish to bridge connect a speaker the e Be sure to connec speaker impedance must be no less than 4 ohms Connecting a speaker with an impedance lower than 4 ohms may damage the unit capacitors to speakers to which high frequencies will be passed Failure to do so will result in a drop of the combined impedance with the subwoofer eEnsure that the withstand voltage and current ratings of the capacitors C and coils L are sufficient Protective Fuse Left speaker Right speaker E Power wire connection Lead terminal Subwoofer i aa Lead terminal Terminal cover Battery wire Oa Battery
12. which allows heat to easily dissipate Once installed do not place any object on top of the unit e The surface temperature of the amplifier will become hot during use Install the amplifier in a place where people resins and other substances hat are sensitive to heat will not come into contact with it e When making a hole under a seat inside the trunk or somewhere else in the vehicle check that there is nothing hazardous on the opposite side such as a gasoline tank brake pipe or wiring harness and be careful not to cause scratches or other damage e Do not install near the dashboard rear tray or air bag safety parts e The installation to the vehicle should securely fasten he unit to a place in which it will not obstruct driving If the unit comes off due to a shock and hits a person or safety part it may cause injury or an accident e After installing the unit check to make sure that electrical equipment such as the brake lamps turn signal lamps and windshield wipers operate normally Self tapping screw o4 x 16 mm AY Installation board etc thickness 15 mm or more Controls KAC 829 KAC 829 KAC 729S 0 5 03 KAC 729S KAC 5298 1f e 1 0 pas 20 AVIN MAX na INPUT SENSITIVITY V KAC 62
13. y be short circuited e When a speaker output contacts ground e When the unit malfunctions and a DC signal is sent to the speaker output e When the internal temperature is high and unit won t operate e When a ground wire of the center unit cassette receiver CD receiver etc or this unit is not connected to a metal part serving as an electrical ground passing electricity to the battery s negative terminal Commercially available parts NOTE CENTER UNIT Cassette receiver CD receiver etc E RCA cable connection For safe installation read Installation procedure before starting work E Speaker level input connection Genuine accessory car stereo No line output center unit etc r E Speaker stereo connection Left speaker Power control wire y E Speaker bridge connection Lead terminal NA eaS JAA e T Q Principle of Tri mode Method of frequency band division using a coil Frequency 159000 159000 e VPP q20Hzx40 29125 HF 159x R 159 x 4Q Fo mH 120Hz 5 3 mH ACAUTION and capacitor in case of 6dB oct slope Coil L Passes low frequencies and blocks high freq
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