User manual KENWOOD KAC-746

[. . . ] Connect the negative - terminal of the battery. 2CAUTION · Be sure to turn the power off before changing the setting of any switch. · If the fuse blows, check cables for shorts, then replace the fuse with one of the same rating. [. . . ] (The input right signal is not output. ) !INPUT SENSITIVITY control Set this control according to the pre-output level of the center unit connected with this unit, or to the maximum power output of the genuineaccessory car stereo. Use the diagram on the right as a guide. NOTE For the pre-output level or the maximum power output, refer to the "Specifications" in the instruction manual of the center unit. 25 10 15 0. 5 0. 3 1. 0 MIN (W) MAX @ RCA cable ground lead terminal # INPUT SELECTOR switch This switch selects the input method of the signals to be amplified by amplifiers A and B. · A B position: Amplifies both of the signals input to amplifiers A and B. · A position: Amplifies only signal input amplifier A with both amplifiers A and B. $ Amplifier A LINE IN terminal % Amplifier B LINE IN terminal ^ LINE OUT terminal These jacks output respectively the signals input to amplifiers A and B. They always output the stereo signals regardless of the position of the OPERATION switch. Protection function This unit is equipped with a protection function for protecting this unit and your speakers from various accidents or problems that can occur. When the protection function is triggered, the Power indicator goes off and the amplifier stops operating. s Power indicator: When the power is turned on, the Power indicator lights. If the Power indicator does not light when the power is turned on, the protection function may be activated. Check whether there is any indication of trouble. Power indicator s The protection function activates in the following situations: · When a speaker output contacts ground. · When the unit malfunctions and a DC signal is sent to the speaker output. · When the temperature of internal parts exceeds 120°C (248°F). · When a ground cable of the center unit (cassette receiver, CD receiver, etc. ) or this unit is not connected to a metal part serving as an electrical ground passing electricity to the battery's negative - terminal. 5 Connection sRCA cable connection BLINE IN (Rear) CENTER UNIT (Cassette receiver, CD receiver, etc. ) Power control cable POWER IN 2CAUTION Do not connect cables and leads to both RCA cable input jacks and the speaker input terminals simultaneously, for this may cause malfunction or damage. ALINE IN (Front) RCA cable (Commercially available part) GND BATT P. CON(REMOTE) A Left input (White) INPUT SENSITIVITY(V) 0. 5 0. 3 1. 0 MAX B Left input (White) GND MONO L A LINE IN B A {B L LINE OUT INPUT SENSITIVITY(V) 0. 5 0. 3 100 80 100 80 150 FILTER OPERATION 1. 0 MIN STEREO MONO(Lch) L {R OPERATION R AB A R FILTER OFF HPF LPF 100 80 80 150 100 150 OFF HPF LPF 50 LPF 200 50 HPF 200 150 50 LPF 200 50 HPF 200 4 CHANNEL POWER AMPLIFIER MIN MAX STEREO MONO(Lch) L {R FREQUENCY(Hz) FREQUENCY(Hz) CONTROL A INPUT SELECTOR CONTROL B A Right input (Red) B Right input (Red) RCA cable ground terminal 2CAUTION When using an RCA cable with Do not use this terminal for power source a ground lead attached, connect grounding. This unit will be damaged if the the ground lead to this terminal. power source grounding wire is connected to this terminal. sSpeaker level input connection Connect the unit by inserting it in the connection between the genuine-accessory car stereo and speakers. Power control (REMOTE) lead terminal ACC + - Front A Right input (Front right) SPEAKER LEVEL INPUT LEFT RIGHT A SPEAKER LEVEL INPUT A B L R A Left input (Front left) BRIDGED Battey FUSE(30A) POWER IN GND BATT P. CON(REMOTE) SPEAKER OUTPUT BRIDGED A A B L R B LEFT RIGHT B Genuine-accessory car stereo 2CAUTION B Left input (Rear left) B Right input (Rear right) · The genuine-accessory car stereo shall have a Rear maximum power output of no more than 25 W. [. . . ] · The switches may be set improperly. Remedy · Connect the input (or output) cables. · Check connections by referring to "Protection function". · Replace the fuse with a new fuse and use a lower volume. [. . . ]