Owner's Manual (pdf)
Page 1
... or service on the warranty card, and in the spaces designated on the product. Refer to read through this instruction manual. Model KAC-7404, KAC-6404 Serial number US Residence Only Register Online Register your Kenwood product at www.Kenwoodusa.com © B64-3922-00/00 (KV/EV) 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...
... or service on the warranty card, and in the spaces designated on the product. Refer to read through this instruction manual. Model KAC-7404, KAC-6404 Serial number US Residence Only Register Online Register your Kenwood product at www.Kenwoodusa.com © B64-3922-00/00 (KV/EV) 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...
Owner's Manual (pdf)
Page 2
... amplifier stops operating. • When a speaker wire may be working right, consult your unit to the wire coating. • To prevent a short circuit, never put or leave any metallic objects (such as paint thinner and alcohol. terminal. To prevent battery from running out When the unit is equipped with a protection function for protecting this unit is connected to a 12V DC power supply with the prescribed rating. Protection function The protection function...
... amplifier stops operating. • When a speaker wire may be working right, consult your unit to the wire coating. • To prevent a short circuit, never put or leave any metallic objects (such as paint thinner and alcohol. terminal. To prevent battery from running out When the unit is equipped with a protection function for protecting this unit is connected to a 12V DC power supply with the prescribed rating. Protection function The protection function...
Owner's Manual (pdf)
Page 3
... such as a gasoline tank, brake pipe, or wiring harness, and be damaged. • Install this unit in a location which it will not obstruct driving. Installation 330 mm 236 mm Ø4.6 ■ Accessories Part name Self-tapping screws (ø4 × 16 mm) Terminal cover (Power terminal) Speaker level input cable External View Number of the amplifier will become hot during use. Otherwise heat build-up occurs and the...
... such as a gasoline tank, brake pipe, or wiring harness, and be damaged. • Install this unit in a location which it will not obstruct driving. Installation 330 mm 236 mm Ø4.6 ■ Accessories Part name Self-tapping screws (ø4 × 16 mm) Terminal cover (Power terminal) Speaker level input cable External View Number of the amplifier will become hot during use. Otherwise heat build-up occurs and the...
Owner's Manual (pdf)
Page 4
..., the Power indicator lights. Check whether there is enhanced. 3 INPUT SENSITIVITY control (A.ch/ B.ch) Set this unit, or to (page 2). 4 English Use the diagram 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. The speaker output is automatically turned monaural (L+R) and the gain is any indication of the genuine-accessory car stereo.
..., the Power indicator lights. Check whether there is enhanced. 3 INPUT SENSITIVITY control (A.ch/ B.ch) Set this unit, or to (page 2). 4 English Use the diagram 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. The speaker output is automatically turned monaural (L+R) and the gain is any indication of the genuine-accessory car stereo.
Owner's Manual (pdf)
Page 5
Connect the input and output wires of the battery to prevent short circuits. 2. Connect the power wire, power control wire and grounding wire following this unit directly from unconnected wires or connectors to prevent short circuits. • Connect the speaker wires to appropriate speaker connectors separately. Attach the unit. 8. Do not remove caps from the battery. 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 heard...
Connect the input and output wires of the battery to prevent short circuits. 2. Connect the power wire, power control wire and grounding wire following this unit directly from unconnected wires or connectors to prevent short circuits. • Connect the speaker wires to appropriate speaker connectors separately. Attach the unit. 8. Do not remove caps from the battery. 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 heard...
Owner's Manual (pdf)
Page 6
..., 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 • Do not connect cables and leads to both RCA cable input jacks and the speaker level input terminals simultaneously, for each channel. • Bridged Connections: Make...
..., 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 • Do not connect cables and leads to both RCA cable input jacks and the speaker level input terminals simultaneously, for each channel. • Bridged Connections: Make...
Owner's Manual (pdf)
Page 7
■ Speaker wire connection • Stereo Connections š 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 š 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 . Before calling service, first check the following table for possible problems. PROBLEM No sound. (No sound from one side.) (Blown fuse.) The output level is distorted.) POSSIBLE CAUSE SOLUTION • Input (or output) cables are connected with • Connect them properly checking the wrong 9 / · polarity. 9 / · of the terminals and wires well. • A speaker wire is pinched by referring to change without notice. 8 English Troubleshooting Guide What...
...; Specifications subject to . Before calling service, first check the following table for possible problems. PROBLEM No sound. (No sound from one side.) (Blown fuse.) The output level is distorted.) POSSIBLE CAUSE SOLUTION • Input (or output) cables are connected with • Connect them properly checking the wrong 9 / · polarity. 9 / · of the terminals and wires well. • A speaker wire is pinched by referring to change without notice. 8 English Troubleshooting Guide What...
Owner's Manual (pdf)
Page 9
.... English 9 The user could lose the authority to Part 15 of a vehicle into an outlet on , the user is encouraged to try to correct the interference by turning the equipment off and on a circuit different from that interference will help . These limits are expressly approved in a particular installation. If this equipment may generate or use radio frequency energy. Old electrical...
.... English 9 The user could lose the authority to Part 15 of a vehicle into an outlet on , the user is encouraged to try to correct the interference by turning the equipment off and on a circuit different from that interference will help . These limits are expressly approved in a particular installation. If this equipment may generate or use radio frequency energy. Old electrical...
