SoundMax SM-SA6042, Instruction Manual

Page 1: ...SM SA6042 4 CHANNEL CAR AMPLIFIER 4 Instruction manual ...

Page 2: ...LE FREE SERVICE Table of contents TABLE OF CONTENTS 2 FEATURES 3 PRECAUTIONS READ FIRST 3 INSTALLATION 5 CONNECTIONS 6 OPERATION ELEMENTS 7 POWER SUPPLY REMOTE TURN ON CONNECTION 8 2 CHANNEL BRIDGED MODE 9 3 CHANNEL MODE 10 4 CHANNEL STEREO CONFIGURATION 11 OPERATING ELEMENTS AND IN OUTPUTS 12 TROUBLESHOOTING GUIDE 13 SPECIFICATION 15 ...

Page 3: ...a truck The location chosen should provide at least 2 of clearance above the amplifier for adequate ventilation If the amplifier is to be mounted vertically be sure that it is in a place where adequate air will flow along the length of its heat sink fins for cooling NEVER mount the amplifier up side down this will cause the heat to rise back into the amplifier causing thermal shutdown or possible ...

Page 4: ...d and interior of car is reassembled If the temperature inside your car reaches extreme levels such as sitting locked up for several hours in the hot sun or exposed to a very cold winter s day the amplifier may go into protection mode and shut off Leave the unit off until the ambient temperature returns to normal The amplifier operates with any vehicle using a 12 volt negative ground system If you...

Page 5: ...our holes to be drilled for mounting NEVER use the amplifier as a template for drilling It is very easy to damage the amplifier surface in manner Remove amplifier with a getting back the plastic panels Drill four 3 5 mm Diameter holes into mounting surface on steel panel If you want mounting the MDF or wood panel drill four 3 0m m diameter holes into mounting surface If possible test the system op...

Page 6: ...tereo and the loudspeakers Finally connect the terminal of the remote turn on to the amplifier REM control jack The cable gauge of 0 75mm2 is sufficient for the amplifier REMOTE connection AUDIO CABLES When installing the stereo input connection and the speaker connection make sure the audio and the power supply cables do not run the same side of the vehicle This reduces crosstalk interference to ...

Page 7: ...crossover slope of the filter can accurately reduce the medium and high frequency ranges HIGH PASS FILTER WITH ADJUSTABLE CROSS OVER FREQUENCY If the amplifier is used for satellite loudspeakers mid range tweeter loudspeakers turn switch 4 to HPF Set proper crossover frequency with adjusting the control 3 The frequencies only above the setting will be amplified This can effectively minimizes disto...

Page 8: ...D terminal for the ground to the battery negative pole 4 Battery 5 Automatic antenna connection If your car is not equipped with an automatic antenna connection connect this cable plus pole to the ignition lock An on off switch should be inserted in this case Make sure that this switch is turned off if the amplifier is not used Fig 2 ...

Page 9: ...A6042 9 2 channel bridged mode If the amplifier needs high power output to drive two subwoofers connect and set it as shown in Fig 3 The usage of the low pass filter is described in Operation elements chapter Fig 3 ...

Page 10: ... SA6042 10 3 channel mode Connect and set the amplifier as shown in Fig 4 if the system has two stereo outputs and one car radio output and is used to drive two stereo satellite loudspeakers and a subwoofer Fig 4 ...

Page 11: ...SOUNDMAX SM SA6042 11 4 channel stereo configuration Connect and set the amplifier as shown in Fig 5 when the stereo has four outputs and the unit is used to drive four loudspeakers Fig 5 ...

Page 12: ... the frequency ranges from 40Hz to 300Hz 5 Low pass filter LPF adjusting knob the frequency ranges from 40Hz to 300Hz 6 Bass boost control 7 Indicator light Green light means amplifier is working Red light means self protection mode of the amplifier 8 Fuse 9 Speaker connecting terminals 10 12 Power terminal REM Remote turn on terminal GND Ground terminal Fig 6 ...

Page 13: ... Distorted audio Low turn on voltage Refer to head unit owner s manual Audio level low Mute circuits is on head unit Check electrical system for low voltage Check ground connection Audio lacks Speakers wired with wrong polarity causing cancellation of bass frequencies Check polarity of wires from amplifiers to each speak as defined by the system design Check battery voltage at amplifier during ope...

Page 14: ...he amplifier is powered up Incorrect impedance Incorrect wiring or short circuit Airflow around the amplifier is not enough Check if the minimum impedance is correct for this model Check the speaker shots Check the airflow around the amplifier More space is required ...

Page 15: ...tion 0 08 Stereo separation 50 dB Signal to Noise Ratio 90 dB Input sensitivity 0 2V 6V Input impedance 15 KOhms Low pass filter 40 300 Hz High pass filter 40 300 Hz Bass boost 0dB 12dB 50 Hz Power supply 12V Negative Ground Fuse rating 25A x 2 Dimensions WxHxL 235 x 61 x 325 mm Weight 4 Kg Note Specifications design subject to change without notice for improvement The pictures have been done for ...

Page 16: ...SOUNDMAX SM SA6042 16 4 16 17 17 19 20 21 22 2 23 3 24 4 25 26 27 28 ...

Page 17: ...SOUNDMAX SM SA6042 17 A MOSFET 4 0 12 50 RCA 5 5 27 2 0 5 ...

Page 18: ...SOUNDMAX SM SA6042 18 12 0 832 2 12 100 130 ...

Page 19: ...SOUNDMAX SM SA6042 19 4 3 5 3 0 1 ...

Page 20: ...SOUNDMAX SM SA6042 20 5 27 2 6 2 12 B 40 50 0 75 2 2 4 TRI 2 12 ...

Page 21: ...SOUNDMAX SM SA6042 21 2 6 5 LPF 3 4 HPF 3 Bass Boost 6 L R LINE OUT L R RCA 1 2xRCA 2xRCA ...

Page 22: ...SOUNDMAX SM SA6042 22 1 12V 2 3 4 5 2 ...

Page 23: ...SOUNDMAX SM SA6042 23 2 3 3 ...

Page 24: ...SOUNDMAX SM SA6042 24 3 1 2 3 4 4 1 2 3 4 4 ...

Page 25: ...SOUNDMAX SM SA6042 25 4 5 5 ...

Page 26: ...SOUNDMAX SM SA6042 26 1 2 3 HPF FLAT LPF 4 40 300 5 40 300 6 7 8 9 10 12 REM GND 6 ...

Page 27: ...SOUNDMAX SM SA6042 27 RCA RCA ...

Page 28: ...SOUNDMAX SM SA6042 28 SM SA6042 4 x 60 4 4 x 90 2 13 8 2 150 4 250 2 4 20 20 000 0 08 50 90 0 2 6 15 40 300 40 300 0 12 50 12 25A x 2 235 x 61 x 325 4 ...