Infiniti C250 User's Manual
Contents
1. 003 OO dk IR es eS ek i ee ee oe ee es2. above If only one loudspeaker is exhibiting the problem and you re confident that it s not caused by too little power too much power excessive equalization see solutions for Problems 1 and 2 WIRING DIAGRAM _ EXPLODED VIEW 5e c2s cabinet nottor sai HIGH FREQUENCY N TRANSDUCER 351572 001 GRN BLK C GRN LOW FREQUENCY 4 TRANSDUCERS 2 CROSSOVER NETWORK 351680 001 ITEM QTY PART NO NO DESCRIPTION QTY PART NO 351503 001 Screw terminal cup 61867 351572 001 PB OVHDPH 6 x 75 351680 001 Screw woofer network 63563 351672 001 8 x 75 PB PPH BLK 351672 002 Screw tweeter mounting 905401 006 352009 003 MS PPH H L 6 19 x 375 352009 004 Logo Gold Silver Infinity 351943 001 Carton BetaC250BK 338567 001 Carton BetaC250BE 333249 001 Carton BetaC250CH Cup Grille Gray for BE amp CH 333249 003 End Pad Sides Screw faceplate 903802 016 Foot Bump on 3M SJ5744 set PB HXS 8 x 1 BLK Owner s Manual BLACK ONLY 8 x 1 10HD 5 32 DR 72216 5 Year Warranty Card Infinity Woofer BT130JWS Tweeter Crossover Network Faceplate Black for BK Faceplate Gray for BE amp CH Assy Grille Black for BK Assy Grille Gray for BE amp CH Gasket Faceplate Terminal Cup w Binding Posts Cup Grille Black for BK 351617 001 352133 001 352133 002 352133 003 352134 001 330104 001 352036 001 33584 1
3. low frequency sounds can damage the tweeter If there is still no sound or distorted sound the network is defective If there is clean undistorted sound the drivers are defective Problem 2 No sound or distorted sound from one or more but not all drivers in an enclosure Remove the problem driver s from the enclosure and make sure all wires are secure and connected If they are proceed with the following test Woofer or midrange driver Connect the drivers and input terminals directly to the loudspeaker wires from your receiver amplifier and play some music at a reasonable volume If the driver now sounds normal produces a clean undistorted sound the network is most likely defective Tweeter Replace the tweeter with a functioning tweeter from another loudspeaker If the tweeter now functions normally produces clean undistorted sound the original tweeter is defective If the replacement tweeter also sounds distorted or produces no sound the network is most likely defective Problem 3 Loudspeakers distort rattle or pop at higher volumes This is usually NOT a loudspeaker problem Common causes are too much power playing the loudspeakers too loud and causing them to distort an amplifier with not enough power the amplifier can t produce the required volume without distorting excessive equalization turning the tone controls too far clockwise and or engaging the loudness bass boost button on your receiver or Some combination of the
4. Beta C250 Infinity Loudspeaker Troubleshooting Repair Tips Most customers prefer to do simple loudspeaker repairs themselves By following the steps below a majority of loudspeakers can be returned to their original factory performance with minimum effort Choose the example that best describes the problem you are experiencing Problem 1 No sound or distorted sound from one loudspeaker in a pair or set Connect the dead distorting loudspeaker to a different amplifier channel one that had a functioning loudspeaker connected to it If it functions normally the problem is not loudspeaker related If the loudspeaker still makes no sound or sounds distorted a wire may have become loose or disconnected the network also known as a crossover may be defective the drivers woofer tweeter etc may be defective or in very rare cases all may be defective Refer to the wiring diagram and exploded view below The network is a small circuit board found on the inside of the terminal cup or mounted to an inside wall of the enclosure It sends low frequency sounds to the woofer high frequency sounds to the tweeter and if applicable mid frequency sounds to the midrange driver Make sure all wires are secure and connected Look for components on the network that look burnt bulged or abnormal If everything looks normal connect the network to the drivers from another matching loudspeaker MAKE SURE you attach the correct wires to each driver mid and
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