Jvc KWTC 411 Service Manual
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Extracted text from Jvc KWTC 411 Service Manual (Ocr-read)
Page 1
1-2 (No.MA244) SPECIFICATION Design and specification are subject to change without notice. AUDIO AMPLIFIER SECTION Maximum Power Output Front 50 W per channel Rear 50 W per channel Continuous Power Output (RMS)Front 19 W per channel into 4 Ω, 40 Hz to 20 000 Hz at no more than 0.8% total harmonic distortion. Rear 19 W per channel into 4 Ω, 40 Hz to 20 000 Hz at no more than 0.8% total harmonic distortion. Load Impedance 4 Ω (4 Ω to 8 Ω allowance) Equalizer Control Range Low ±12 dB (60 Hz, 80 Hz, 100 Hz, 120 Hz) Mid ±12 dB High ±12 dB (8 kHz, 10 kHz, 12 kHz, 15 kHz) Frequency Response 40 Hz to 20 000 Hz Signal-to-Noise Ratio 70 dB Line-Out Level/Impedance 2.0 V/20 k Ω load (full scale) Output Impedance 1 k Ω Other terminals CD changer, AUX (auxiliary) input jack TUNER SECTION Frequency Range FM 87.5 MHz to 108.0 MHz AM 531 kHz to 1 602 kHz [FM Tuner] Usable Sensitivity 11.3 dBf (1.0 µV/75 Ω) 50 dB Quieting Sensitivity 16.3 dBf (1.8 µV/75 Ω) Alternate Channel Selectivity (400 kHz) 65 dB Frequency Response 40 Hz to 15 000 Hz Stereo Separation 30 dB Capture Ratio 1.5 dB [AM Tuner] Sensitivity 20 µV Selectivity 35 dB CD PLAYER SECTION TypeCompact disc player Signal Detection System Non-contact optical pickup (semiconductor laser) Number of Channels 2 channels (stereo) Frequency Response 5 Hz to 20 000 Hz Dynamic Range 96 dB Signal-to-Noise Ratio 98 dB Wow and Flutter Less than measurable limit MP3 Decoding Format (KW-TC411/KW-TC410 only) MPEG1/2 Audio Layer 3 Max. Bit Rate: 320 kbps WMA (Windows Media® Audio) Decoding Format (KW-TC411/KW-TC410 only) Max. Bit Rate: 192 kbps CASSETTE DECK SECTION Wow and Flutter 0.1 % (WRMS) Fast-Wind Time 100 sec. (C-60) Frequency Response 30 Hz to 16 000 Hz (Normal tape) Signal-to-Noise Ratio (Normal tape)Dolby B NR ON 65 dB Dolby B NR OFF 56 dB Stereo Separation 40 dB GENERAL Power Requirement Operating Voltage DC 14.4 V (11 V to 16 V allowance) Grounding System: Negative ground Allowable Operating Temperature 0 °C to +40 °C Dimensions (W × H × D) Installation Size (approx.) 178 mm × 100 mm × 158 mm Set Size (approx.) 178 mm × 100 mm × 177 mm Mass (approx.) 2.3 kg (excluding accessories)
Page 2
(No.MA244)1-3 SECTION 1 PRECAUTIONS 1.1 Safety Precautions ! Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system. ! Please use enough caution not to see the beam directly or touch it in case of an adjustment or operation check.