Arcam P35 Perf Series TrblSht User Manual To The 5b78a03c 607c 417e 88e1 5e4cbf24be37
User Manual: Arcam P35 to the manual
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P35 Performance™ Series JBL 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 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 driver’s + 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 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 10 EXPLODED VIEW MIDRANGE TRANSDUCER 351771-001 (2) 15 6 (8) 7 14 18 8 9 (2) P35 Cabinet – Not for Sale WHT WHT/BLK YEL HIGH-FREQUENCY TRANSDUCER 362819-001 YEL/BLK ORN/BLK ORN 17 21 20 LOW-FREQUENCY TRANSDUCERS 351770-001 RED 23 22 11 24 BLK RED GRN/BLK GRN BLK CROSSOVER NETWORK 351615-001 NOTE: A Phillips screwdriver and Allen wrench (hex key) 7/64" and 5/32" sizes are required to service this product. ITEM NO. DESCRIPTION 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. Outer Carton (black) Owner’s Manual End Pad Bump-On Foot Warranty Card Tweeter Tweeter Gasket Tweeter Faceplate Woofer Trim Ring (woofer) Grille Port Tube Terminal Cup Screw (tweeter) MS PHH H/L 6-19 x 5/8 ZNC 19 QTY. PART NO. 1 1 2 4 1 1 1 1 2 2 1 1 1 2 361827-001 361821-001 351608-001 330104-001 338322-001 362819-001 339527-001 350129-001 351770-001 351772-001 351613-001 350065-001 351317-001 905402-010 13 16 (8) 25 ITEM NO. DESCRIPTION 15. Screw (tweeter faceplate, midrange) PB, HXS, #6 x 3/4 ZNC 16. Screw (term cup/xover) 6 x 3/4, PAN, PH, PB, BLK ZINC, LCS 17. Screw (woofer) PB, HXS, #8 x 3/4 ZNC 18. Tweeter Hold-Down Bar 19. Crossover Network 20. Trim Ring (midrange) 21. Midrange 22. Grille Retainer (black mdl) 23. Logo (cabinet) 24. Flower Pot, Plastic 25. Shorting Straps (set) 12 QTY. PART NO 8 908302-012 4 882-41110-12 8 1 1 1 1 4 1 1 1 903802-012 338059-001 351615-001 351769-001 351771-001 333249-001 361872-001 351939-001 CS06-6
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