Kenwood KAC-6404 Owner's Manual (pdf) - Page 6

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 • 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. Speaker level input terminals • The genuine-accessory car stereo shall have a maximum power output of no more than 40 W. • 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, pop noise may be generated when the power of the genuine-accessory car stereo is switched ON/OFF. Speaker output terminals (A.ch/ B.ch) • Stereo Connections: The speakers to be connected should have an impedance of 2Ω or greater. When multiple speakers are to be connected, ensure that the 6 English Battery ACC combined impedance is 2Ω or greater for each channel. • Bridged Connections: Make connections to the LEFT channel 9 and the RIGHT channel · SPEAKER OUTPUT terminals. The speakers to be connected should have an impedance of 4Ω or greater. When multiple speakers are to be connected, ensure that the combined impedance is 4Ω or greater. Power control terminal Controls the unit ON/OFF. NOTE Controls the unit power. Be sure to connect it with all the systems. Fuse KAC-7404: 40 A × 1 KAC-6404: 25 A × 1