Kenwood KAC-746- Manual

Page 2 - Safety precautions; Cleaning the unit; Accessories

2 Safety precautions Take the following precautions toprevent fire and avoid personalinjury : • When extending the battery cable, or ground cable, use 5mm 2 (AWG10) or larger automotive grade cable to avoidcable deterioration or damage to thecovering. • Check that no metal objects (coins, tools, etc...

Page 3 - Installation procedure; Remove the ignition key and disconnect the negative; Installation; Once installed, do not place any object on top of the unit.; CAUTION; RCA cable

3 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 cables.5. Connect the power cable, power con...

Page 4 - Controls; Amplifier A

4 Controls This is a 4 channel amplifier including 2 stereo amplifiers in a body. One amplifier isreferred to as amplifier A and the other is amplifier B. This unit is compatible witha large variety of systems by combining the switches and functions described inthe following. LINE OUT INPUTSENSITIVI...

Page 5 - The amplifier can be used as a stereo amplifier.; A B; Amplifies both of the signals input to amplifiers A and B.; NOTE; Protection function; Power indicator

5 • STEREO position: The amplifier can be used as a stereo amplifier. • L+R position: The input left and right signals are combined before being amplified. Use this position when theunit is used for subwoofer speakers or the L+R (monaural) sound is required. • MONO (Lch) position: Amplifies the sign...

Page 6 - Connection; RCA cable connection; CENTER UNIT; Power control cable; Speaker level input connection

• The genuine-accessory car stereo shall have a maximum power output of no more than 25 W. • Do not connect the speaker output leads from a power amplifier (Optional) to the speaker input terminals of this unit, for this may causemalfunction or damage. • Do not connect cables and leads to both RCA c...

Page 7 - Power and Speakers cable connection

7 A B A B SPEAKER LEVEL INPUT R L LEFT RIGHT SPEAKER LEVEL INPUT LEFT BRIDGED RIGHT A B A B SPEAKER OUTPUT BRIDGED R L POWER IN FUSE(30A) BATT P.CON(REMOTE) GND - + ■ Power and Speakers cable connection Power control(REMOTE) leadterminal A Left output (Front left) A Right output (Front right) B Left...

Page 8 - System examples; Principle of Tri-mode

8 System examples ● Principle of Tri-mode Method of frequency band division using a coil and capacitor•••in case of 6dB/oct. slope L C 0 dB -3 dB Coil (L): Passes low frequencies and blocks high frequencies. (Low pass) Capacitor (C): Passes high frequencies and blocks low frequencies. (High pass) Cr...

Page 9 - Specifications; Specifications subject to change without notice.; Troubleshooting guide; Symptom

9 Specifications Specifications subject to change without notice. Audio Section Max Power Output (4 Ω ) 4 Channel Mode ..........................................................................................................70 W × 4 3 Channel Mode ......................................................

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