Jvc KDAR 7500 Service Manual
This is the 34 pages manual for Jvc KDAR 7500 Service Manual.
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Extracted text from Jvc KDAR 7500 Service Manual (Ocr-read)
Page 1
1-2 (No.MA162) SPECIFICATION Design and specifications are subject to change without notice.AUDIO AMPLIFIER SECTION Power Output 22 W RMS × 4 Channels at 4 Ω and [< or =] 1% THD+N Signal-to-Noise Ratio 80 dBA (reference: 1 W into 4 Ω) Load Impedance 4 Ω (4 Ω to 8 Ω allowance) Equalizer Control Range Frequencies 60 Hz, 150 Hz, 400 Hz, 1 kHz, 2.4 kHz, 6 kHz, 12 kHz Level ±10 dB Frequency Response 40 Hz to 20 000 Hz Line-In Level/Impedance LINE IN 1.5 V/20 kΩ load Line-Out Level/Impedance LINE OUT 5.0 V/20 kΩ load (full scale) Output Impedance 1 kΩ Other Terminals SUBWOOFER OUT Changer control Steering wheel remote input TUNER SECTION Frequency Range FM 87.5 MHz to 107.9 MHz (with channel interval set to 200 kHz) 87.5 MHz to 108.0 MHz (with channel interval set to 50 kHz) AM 530 kHz to 1 710 kHz (with channel interval set to 10 kHz) 531 kHz to 1 602 kHz (with channel interval set to 9 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 35 dB Capture Ratio 1.5 dB AM Tuner Sensitivity 20 µV Selectivity 65 dB CD/SD PLAYER SECTION Type Compact 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 98 dB Signal-to-Noise Ratio 102 dB Wow and Flutter Less than measurable limit MP3 (MPEG Audio Layer 3) Max. Bit Rate 320 kbps WMA (Windows Media Audio) Max. Bit Rate 192 kbps Playable SD Card Format FAT 12/16 Storage Up to 512 MB Playable Audio Format for SD Card MP3/WMA 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.) 182 mm × 52 mm × 157 mm (7-3/16" × 2-1/16" × 6-3/16") Panel Size (approx.) 188 mm × 58 mm × 13 mm (7-7/16" × 2-5/16" × 9/16") Mass (approx.) 1.7 kg (excluding accessories)
Page 2
(No.MA162)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.