Kenwood KAC-5204 Stereo Amplifier User Manual
Contents
1. tapping screws 4 x 16 mm Terminal cover Power terminal Speaker level input cable DDD 4 OW E Wiring Take the battery wire for this unit directly from the battery If it s connected to the vehicle s wiring harness it can cause blown fuses etc f a buzzing noise is heard from the speakers when he engine is running connect a line noise filter optional to each of the battery wire Do not allow the wire to directly contact the edge of he iron plate by using Grommets 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 Be sure to install a protective fuse in the power cord near the battery The protective fuse should be the same capacity as the unit s fuse capacity or somewhat larger For the power cord and ground use a vehicle type fireproof power wring cord with a current capacity greater than the unit s fuse capacity Use a power wiring cord with a diameter of 5 mm AWG 10 or greater When more than one power amplifier are going to be used use a power supply wiring wire and protective fuse of greater current handling capacity than the total maximum current drawn by each amplifier E Speaker Selection The rated input power of the speakers that are going to be connected should be greater than the maximum ou2. ACC line With this connection shock noise may be generated when the power of the genuine accessory car stereo is switched ON OFF LINE IN terminal INPUT SENSITIVITY control Set this control according to the pre output level of the center unit connected with this unit or o the maximum power output of the genuine accessory Car stereo Use the diagram on the right as a guide For the pre output level or the maximum power output refer to the lt Specifications gt in the instruction manual of the center unit FILTER switch This switch allow filtering of the speaker output signals OFF position The original sound without filtering is output e LPF Low Pass Filter position 4 English Only frequencies of 80 Hz or lower are output Frequencies above 80 Hz are cut The speaker output is automatically switched to monaural L R Fuse 25 A Battery terminal Power control terminal Controls the unit ON OFF Controls the unit power Be sure to connect it with all the systems Ground terminal 9 Speaker output terminals e Stereo Connections When you wish to use the unit as a stereo amplifier stereo connections are used The speakers to be connected should have an impedance of 20 or greater When multiple speakers are to be connected ensure that the combined impedance is 20 or greater for each channel Bridged Connections When you wish to use the unit as a high out
3. KENWOOD KAC 5204 STEREO BRIDGEABLE POWER AMPLIFIER page 2 11 INSTRUCTION MANUAL AMPLIFICATEUR DE PUISSANCE STEREO COMPATIBLE page 12 21 MODE D EMPLOI ESTEREO AMPLIFICADOR DE POTENCIA CONECTABLE pagina 22 31 MANUAL DE INSTRUCCIONES Kenwood Corporation TT AE86 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 whenever you call upon your Kenwood dealer for information or service on the product Model KAC 5204 Serial number US Residence Only Register Online Register your Kenwood product at www Kenwoodusa com B64 4488 08 00 KH EH 5707 00000 203 0S Safety precautions A WARNING To prevent injury or fire take the following precautions When extending the ignition battery or ground wires make sure to use automotive grade wires or other wires with a 5 mm AWG 10 or more to prevent wire deterioration and damage to the wire coating To prevent a short circuit never put or leave any metallic objects such as coins or metal tools inside the unit If the unit starts to emit smoke or strange smells turn off the power immediately and consult your Kenwood deale
4. e waste collection systems Products with the symbol crossed out wheeled bin cannot be disposed as household waste Old electrical and electronic equipment Mmmm should be recycled at a facility capable of handling these items and their waste byproducts Contact your local authority for details in locating a recycle facility nearest to you Proper recycling and waste disposal will help conserve resources whilst preventing detrimental effects on our health and the environment This Product is not installed by the manufacturer of a vehicle on the production line nor by the professional importer of a vehicle into an EU Member State Cleaning the unit If the front panel gets dirty turn off the power and wipe the panel with a dry silicon cloth or soft cloth A CAUTION 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 To prevent battery rise When the unit is used in the ACC ON position without turning the engine ON it depletes the battery Use it after starting the engine Protection function There is a Protection function installed in the unit to protect the unit and speakers from various problems When Protection operates the indicator informs you of the condition Refer to page 5 Accessories Number of Items External Part name Vi iew Self
5. ed and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment may cause harmful interference to radio communications if it is not installed and used in accordance with the instructions However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help This Class B digital apparatus complies with Canadian ICES 003 Declaration of Conformity with regard to the EMC Directive 2004 108 EC Manufacturer Kenwood Corporation 2967 3 Ishikawa machi Hachioji shi Tokyo 192 8525 Japan EU Representative s Kenwood Electronics Europe BV Amsterdamseweg 37 1422 AC UITHOORN The Netherlands Information on Disposal of Old Electrical and Electronic Equipment applicable for EU countries that have adopted separat
6. he output level is too small or too large The input sensitivity adjusting control is not set to the correct position Adjust the control correctly referring to lt Controls gt The sound quality is bad The sound is distorted The speakers wire are connected with wrong P polarity speaker wire is pinched by a screw in the car body The switches may be set improperly Connect them properly checking the O of the terminals and wires well Connect the speaker wire again so that it is not pinched by anything Set switches properly by referring to lt System examples gt 10 English Specifications Specifications subject to change without notice CEA 2006 RMS Watts per channel 4 ohms 1 THD N nue Signal to Noise Ratio Reference 1Watt into 4 Ohms nn Audio Section Max POWET OUTDUE sinisriisssisnsusgminoisi n R R NR RRR NRA ian 350 W Rated Power Output Normal rO R20 Hz 20 KZ 10 VAD i E 60Wx2 4 Q DIN 45324 B 14 4V Q 1 kHz 1 0 THD Bridged 4 Q 1 kHz 1 0 THD Frequency Response 0 3 dB Sensitivity rated output MAX Sensitivity rated output MIN Signal to Noise Ratio Input Impedance Low Pass Filter Frequency 12 dB oct General Operating Voltage Current Consumption Dimensions W x H x D 198 x 59 x 230 mm 7 13 16 x 2 5 16 x 9 1 16 inch WIG sedan Reetoas leeds tn EA de tn Aa
7. l ground passing electricity to the battery s negative terminal m System examples 2 channel system Left speaker m CENTER UNIT re n 5 FILTER pare Subwoofer system CENTERUNIT E FILTER cmm Right speaker meny Eis Subwoofer Bridged English 5 Installation L 198 mm Self tapping screw 04 x 16 mm Installation board etc thickness 15 mm or more CAUTION Do not install in the below locations Unstable location In a location that interferes with driving In a location that gets wet In a dusty ocation In a place that gets hot In a place that gets direct sunlight In a location that gets hit by hot air Do not install the unit under the carpet Otherwise heat build up occurs and the unit may be damaged nstall this unit in a easily dissipate Once installed do not place any object on top of he unit 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 ocation which allows heat to 6 English When making a hole under a seat inside the runk or somewhere else in the vehicle check hat 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 Do not insta
8. ll near bag safety parts The installation to the vehicle should securely asten the 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 After installing the unit check to make sure that electrical equipment such as the brake lamps turn signal lamps and windshield wipers operate normally he dashboard rear tray or air A WARNING Remove the ignition key and disconnect the negative terminal of the battery to prevent short circuits Installation procedure Since there are large variety of settings and connections possible according to applications read the instruction manual well to select the proper setting and connection aE 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 4 5 6 7 CAUTION If sound is not output normally immediately turn Connect the input and output wires of the units Connect the speaker wires Connect the power wire power control wire and grounding wire following this order nstall the unit in the car Connect the negative terminal of the battery power off and check connections Be sure to turn the power off before changing the setting of any switch If the fuse blows check wires for shorts then replace the fuse wi
9. nections Right speaker Left Lead terminal speaker Bridged Connections Speaker Bridged E Power wire connection Terminal cover Lead terminal Power control wire eese lt 1 Battery wire lt Hle Protective Fuse Battery English 9 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 No sound No sound from one side Blown fuse POSSIBLE CAUSE Input or output cables are disconnected Protection circuit may be activated Volume is too high The speaker cord is shorted SOLUTION Connect the input or output cables Check connections by referring to lt Protection function gt Replace the fuse and use lower volume After check the speaker cord and fixing the cause of the short replace the fuse T
10. put monaural amplifier bridged connections are used Make connections to the LEFT channel and the RIGHT channel SPEAKER OUTPUT terminals The speakers to be connected should have an impedance of 40 or greater When multiple speakers are to be connected ensure that the combined impedance is 40 or greater y ee Power indicator ele TR When the power is turned on the Power indicator lights If the Power indicator does not light when the power is turned on the p rotection function may be activated Check whether there is any indication of trouble The protection function is activated in the following situati ons This unit is equipped with a protection function for protecting this unit and your speakers from various accidents or prob When the protection func ems that can occur ion is triggered the Power indicator goes off and the amplifier stops operating When a speaker wire may be short circuited When a speaker outpu contacts ground When the unit malfunctions and a DC signal is sent to the speaker ou When the internal tem won t operate put perature is high and unit When a ground wire o the center unit cassette receiver CD receiver etc or this unit is not connected to a metal part serving as an electrica
11. r Do not touch the unit during use because the surface of the unit becomes hot and may cause burns if touched Mounting and wiring this product requires skills and experience For safety s sake leave the mounting and wiring work to professionals A CAUTION To prevent damage to the machine take the following precautions Be sure the unit is connected to a 12V DC power supply with a negative ground connection Do not open the top or bottom covers of the unit 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 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 To prevent a short circuit when replacing a fuse first disconnect the wiring harness NOTE If you experience problems during installation consult your Kenwood dealer If the unit does not seem to be working right consult your Kenwood dealer 2 English 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 FCC NOTE This equipment has been test
12. s ae aient 1 7 kg 3 7 lbs English 11
13. th one of the same rating Check that no unconnected wires or connectors are touching the car body Do not remove caps rom unconnected wires or connectors to prevent short circuits 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 After installation check that the brake lamps winkers and wipers work properly English 7 Connection m RCA cable or Speaker level input connection RCA cable Connections RCA cable CENTER UNIT CD receiver etc Power control wire Blue White FILTER au oF DF Left input ight input Speaker level input Connections ii SPEAKER LEVEL INPUT UNE wie xe AO am oO wants 0 2100 irva Car fuse box Battery t FE gt es Genuine accessory car stereo No line output center unit etc White White Black Gay Gray Black Pa peaker level input cable 8 English eee eee eee ee Commercially available parts E Speaker wire connection Stereo Con
14. tput 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 The impedance of the speakers that are going to be connected should be 20 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 Combined impedance English 3 Controls Indicator o jet Ten COL EEE IMIN 5 INPUT SENSITIVITYIVI D Speaker level input terminals The genuine accessory car stereo shall have a maximum power output of no more than 40 W Do not connect the speaker output leads from a power amplifier Optional to the speaker evel input terminals of this unit for this may cause malfunction or damage Do not connect cables and leads to both RCA cable input jacks and the speaker level input erminals simultaneously for this may cause malfunction or damage Connect the power control lead to a power supply which can be turned ON OFF by he ignition key switch
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