Owner's Manual (pdf)
Page 1
... read through this instruction manual. Model KAC-7404, KAC-6404 Serial number US Residence Only Register Online Register your new power amplifier. KAC-7404 KAC-6404 4/3/2 CHANNEL POWER AMPLIFIER 7 page 2-9 INSTRUCTION MANUAL AMPLIFICATEUR DE PUISSANCE 4/3/2 CANAUX 7 page 10-17 MODE D'EMPLOI AMPLIFICADOR DE POTENCIA DE 4/3/2 CANALES 7 página 18-25 MANUAL DE INSTRUCCIONES Take the time to the model and serial numbers whenever you obtain the best performance from your Kenwood product at www...
... read through this instruction manual. Model KAC-7404, KAC-6404 Serial number US Residence Only Register Online Register your new power amplifier. KAC-7404 KAC-6404 4/3/2 CHANNEL POWER AMPLIFIER 7 page 2-9 INSTRUCTION MANUAL AMPLIFICATEUR DE PUISSANCE 4/3/2 CANAUX 7 page 10-17 MODE D'EMPLOI AMPLIFICADOR DE POTENCIA DE 4/3/2 CANALES 7 página 18-25 MANUAL DE INSTRUCCIONES Take the time to the model and serial numbers whenever you obtain the best performance from your Kenwood product at www...
Owner's Manual (pdf)
Page 2
... the speaker output. • When the internal temperature is high and unit won't operate. • When a ground wire of the unit becomes hot and may cause your Kenwood dealer. 2 English Protection function The protection function is activated in the following situations: This unit is used in a spot exposed to direct sunlight or excessive heat or humidity. NOTE • If you experience problems during installation, consult your speakers from...
... the speaker output. • When the internal temperature is high and unit won't operate. • When a ground wire of the unit becomes hot and may cause your Kenwood dealer. 2 English Protection function The protection function is activated in the following situations: This unit is used in a spot exposed to direct sunlight or excessive heat or humidity. NOTE • If you experience problems during installation, consult your speakers from...
Owner's Manual (pdf)
Page 3
...; Accessories Part name Self-tapping screws (ø4 × 16 mm) Terminal cover (Power terminal) Speaker level input cable External View Number of the internal temperature and result in malfunction. • When making a hole under the carpet. Install the amplifier in a place where people, resins, and other damage. • Do not install near the dashboard, rear tray, or air bag safety parts. • The installation to the...
...; Accessories Part name Self-tapping screws (ø4 × 16 mm) Terminal cover (Power terminal) Speaker level input cable External View Number of the internal temperature and result in malfunction. • When making a hole under the carpet. Install the amplifier in a place where people, resins, and other damage. • Do not install near the dashboard, rear tray, or air bag safety parts. • The installation to the...
Owner's Manual (pdf)
Page 4
... turned on, the protection function may be adjusted independently. 4 B ch LPF FREQUENCY control Sets the cutoff frequency when the "B ch FILTER" switch is set with this control according to the pre-output level of the center unit connected with the "LPF FREQUENCY" control. If the Power indicator does not light when the power is any indication of trouble. Controls p q t r r s 40W 15W 1 A ch FILTER switch This switch allow filtering of the speaker output signals. • OFF position: The original sound without filtering is output. • HPF (High Pass Filter...
... turned on, the protection function may be adjusted independently. 4 B ch LPF FREQUENCY control Sets the cutoff frequency when the "B ch FILTER" switch is set with this control according to the pre-output level of the center unit connected with the "LPF FREQUENCY" control. If the Power indicator does not light when the power is any indication of trouble. Controls p q t r r s 40W 15W 1 A ch FILTER switch This switch allow filtering of the speaker output signals. • OFF position: The original sound without filtering is output. • HPF (High Pass Filter...
Owner's Manual (pdf)
Page 5
... amplifier. terminal. Set the unit according to prevent short circuits. 2. Install the installation fittings in Watts) of the speakers that the brake lamps, winkers, and wipers work properly. ■ Wiring • Take the battery wire for bridged connections). Sharing the negative wire of the speaker or grounding speaker wires to the metal body of the car can cause blown fuses etc. • If a buzzing noise is running, connect a line noise filter (optional) to each of the battery wire...
... amplifier. terminal. Set the unit according to prevent short circuits. 2. Install the installation fittings in Watts) of the speakers that the brake lamps, winkers, and wipers work properly. ■ Wiring • Take the battery wire for bridged connections). Sharing the negative wire of the speaker or grounding speaker wires to the metal body of the car can cause blown fuses etc. • If a buzzing noise is running, connect a line noise filter (optional) to each of the battery wire...
Owner's Manual (pdf)
Page 6
...215; 1 NOTE Controls the unit power. Connection ■ RCA cable or Speaker level input connection • RCA cable connections RCA cable* CENTER UNIT (CD receiver, etc.) Power control wire (Blue/ White) A channel input B channel input • Speaker level input connections Cable Color of the connector A channel 9 White Left · White/Black A channel 9 Gray Right · Gray/Black B channel 9 Green Left · Green/Black B channel 9 Purple Right · Purple/Black Genuine-accessory car stereo (No line output center unit etc.) Speaker level input cable Car fuse box NOTE...
...215; 1 NOTE Controls the unit power. Connection ■ RCA cable or Speaker level input connection • RCA cable connections RCA cable* CENTER UNIT (CD receiver, etc.) Power control wire (Blue/ White) A channel input B channel input • Speaker level input connections Cable Color of the connector A channel 9 White Left · White/Black A channel 9 Gray Right · Gray/Black B channel 9 Green Left · Green/Black B channel 9 Purple Right · Purple/Black Genuine-accessory car stereo (No line output center unit etc.) Speaker level input cable Car fuse box NOTE...
Owner's Manual (pdf)
Page 7
■ Speaker wire connection • Stereo Connections Lead terminal* • Bridged Connections 40 25 ■ Power wire connection KAC-6404 KAC-7404 Terminal cover Power control wire* Battery wire* Ground wire* Protective Fuse* Battery * Commercially available parts A channel Left speaker A channel Right speaker B channel Right speaker B channel Left speaker A channel Speaker (Bridged) B channel Speaker (Bridged) Lead terminal* English 7
■ Speaker wire connection • Stereo Connections Lead terminal* • Bridged Connections 40 25 ■ Power wire connection KAC-6404 KAC-7404 Terminal cover Power control wire* Battery wire* Ground wire* Protective Fuse* Battery * Commercially available parts A channel Left speaker A channel Right speaker B channel Right speaker B channel Left speaker A channel Speaker (Bridged) B channel Speaker (Bridged) Lead terminal* English 7
Owner's Manual (pdf)
Page 8
...; Specifications subject to . The sound quality is bad. (The sound is too small (or too large). it is pinched by a screw • Connect the speaker wire again so that in your unit may just be set to the correct position. . • The speakers wire are • Connect the input (or output) cables. Before calling service, first check the following table for possible problems. PROBLEM No sound. (No sound from one side.) (Blown fuse...
...; Specifications subject to . The sound quality is bad. (The sound is too small (or too large). it is pinched by a screw • Connect the speaker wire again so that in your unit may just be set to the correct position. . • The speakers wire are • Connect the input (or output) cables. Before calling service, first check the following table for possible problems. PROBLEM No sound. (No sound from one side.) (Blown fuse...
Owner's Manual (pdf)
Page 9
... approved in the instruction manual. Old electrical and electronic equipment should be disposed as household waste. However, there is no guarantee that interference will help . English 9 Contact your local authority for help conserve resources whilst preventing detrimental effects on Disposal of Old Electrical and Electronic Equipment (applicable for a Class B digital device, pursuant to Part 15 of the...
... approved in the instruction manual. Old electrical and electronic equipment should be disposed as household waste. However, there is no guarantee that interference will help . English 9 Contact your local authority for help conserve resources whilst preventing detrimental effects on Disposal of Old Electrical and Electronic Equipment (applicable for a Class B digital device, pursuant to Part 15 of the...