Never take measures especially those other than indicated by italic letters in “Possible solution” Warning . Do not use the unit in abnormal condition, for example, without sound, or with smoke or foul smell, which can cause ignition or electric shock. Immediately stop using the unit and consult your dealer. . Never try to repair the unit by yourself because it is dangerous to do so. There is an electromagnetic-wave generator such as a cellular phone near the unit or its electrical lines. .. Keep the electromagnetic-wave generator such as a cellular phone away from the unit and the wiring of the unit. If noise cannot be eliminated due to the wiring harness of the car, consult your dealer. Fuse blows out. .. Eliminate the cause of fuse blowout and replace the fuse with new one. Consult your dealer. The bass is too much enhanced. . . Set the bass boost appropriately. The 2CH/4CH setting of the speaker input is incorrect. . . Set it correctly. The Crossover Filter Switch (LPF/OFF/HPF) is turned off. . . Set it on LPF or HPF according to the speaker connection. The Crossover Filter Switch (LPF/OFF) is turned off. . . Set it on LPF according to the speaker connection. The setting of Crossover Frequency Control is incorrect. . . Check the Crossover Frequency Control setting. The speaker cord is short-circuited. .. Check the speaker cord, and replace the fuse. The speaker received damage because of too small input .. Obtain the right speaker allowed to connect this 34) The speaker cord is not properly connected. .. Properly reconnect so that the polarity the terminal. Fuse blows out. .. Eliminate the cause of your dealer. Bad sound quality described below because those are too dangerous for (Distorted sound) users to handle themselves. Noise Problem Possible cause .. Possible solution No sound available. The power cord (battery, power and ground) is connected in the wrong way. .. Check the wiring. The contact of the ground lead is poor. .. Make sure that the ground lead is connected to an unpainted part of the chassis securely. The speaker cord is short-circuited. .. Check the speaker cord, and replace the fuse. The speaker received damage because of too small input capacity. .. Obtain the right speaker allowed to connect this unit, and replace the fuse. (page 34) The speaker cord is not properly connected. .. Properly reconnect so that the polarity matches between the speaker cord the terminal. The speaker cord is bitten with a screw of the vehicle. .. Correct the wiring of the speaker cord. The knob for sound volume control is not properly adjusted. . . Properly adjust it. . . Adjust the volume of the Head Unit. Input Select (LINE/SPEAKERS) is not set in of the Head Unit. . . Check the Input Select (LINE/SPEAKERS) Sound comes out from only either the Front 2CH or the Rear 2CH. Only the bass is available. Only the treble is available. The Protect lamp lights red. CY-PA4003U/CY-PA4003U/ 32 33 English English Troubleshooting (continued) Product Servicing If the suggestions in the charts do not solve the problem, we recommend that you take it to your nearest authorized Panasonic Servicenter. The product should be serviced only by a qualifi ed technician. Replacing the Fuse Specifi cations Power Supply: DC 12 V (11 V–16 V), test voltage 14.4 V, Negative Ground Current Consumption: 32 A (at 64 W . 4) Speaker Impedance: 4 . Power Output (“EIA” Power) : 2-CH: 190 W . 2 (20 Hz . 20 000 Hz, 1 %, 4 . ) 3-CH: 64 W . 2 . 190 W (20 Hz . 20 000 Hz, 1 %, 4 . ) 4-CH: 64 W . 4 (20 Hz . 20 000 Hz, 1 %, 4 . ) Maximum Power Output: 2-CH: 220 W . 2 (20 Hz . 20 000 Hz, 10 %) 3-CH: 85 W . 2 . 220 W (20 Hz . 20 000 Hz, 10 %) 4-CH: 85 W . 4 (20 Hz . 20 000 Hz, 10 %) Total Harmonic Distortion: 0.08 % (1 000 Hz, at 10 W) Low Pass Filter: 50 Hz . 250 Hz High Pass Filter: 50 Hz . 250 Hz Bass Boost : 0 dB . 15 dB (Middle Frequency: 45 Hz) Signal to Noise Ratio: 90 dB (IHF, A) Frequency Response: 20 Hz . 20 kHz Input Sensitivity: 0.2 V . 6 V Input Impedance: More than 46 k . Power Supply: DC 12 V (11 V–16 V), test voltage 14.4 V, Negative Ground Current Consumption: 44 A (at 200 W . 2) Speaker Impedance: 4 . Power Output (“EIA” Power) : 1-CH (Monaural): 480 W . 1 (20 Hz . 20 000 Hz, 1 %, 4 . ) 2-CH (Stereo): 200 W . 2 (20 Hz . 20 000 Hz, 1 %, 4 . ) Maximum Power Output: 1-CH (Monaural): 550 W . 1 (20 Hz . 20 000 Hz, 10 %) 2-CH (Stereo): 260 W . 2 (20 Hz . 20 000 Hz, 10 %) Total Harmonic Distortion: 0.08 % (1 000 Hz, at 10 W) Low Pass Filter: 50 Hz . 250 Hz High Pass Filter: 50 Hz . 250 Hz Bass Boost: 0 dB . 15 dB (Middle Frequency: 45 Hz) Signal to Noise Ratio: 90 dB (IHF, A) Frequency Response: 20 Hz . 20 kHz Input Sensitivity: 0.2 V . 6 V Input Impedance: More than 43 k . Dimensions (W . H . D): 280 . 62 . 333 mm {111/ 16 .. 21/ 2 .. 131/ 8. } Power Supply: DC 12 V (11 V–16 V), test voltage 14.4 V, Negative Ground Current Consumption: 29 A (at 350 W ....
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