Panasonic CQDF783U - AUTO RADIO/CD DECK, Service Manual

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General
Power Supply DC 12V (11V - 16V),
Test Voltage 14.4V
Negative Ground
Current Consumption Less than 2.2A (CD play mode ;
0.5W×4ch)
Maximum Power Output 50W×4ch (at 1kHz, Vol. MAX)
Tone Adjustment Range Bass ; ±12dB at 100Hz
Treble ; ±12dB at 10kHz
Speaker Impedance
4-8
Pre-Amp Output Voltage 2.5V (CD play mode ; 1kHz 0dB)
Pre-Amp Output Impedance
200
FM Stereo Radio
Frequency Range 87.9MHz - 107.9MHz
Usable Sensitivity
11.0dBf. (1.25 V, 75 )
Signal to Noise Ratio 70dB
AM Radio
Frequency Range 530 - 1,710kHz
Usable Sensitivity
29dB/ V (25 V, S/N 20dB)
CD Player
Sampling Frequency 8 Times Oversampling
DA Converter 1bit/4 DAC System
Pick-Up Type Astigma 3-beam
Light Source Semiconductor Laser
Wave length 780nm
Frequency Response 20Hz to 20,000Hz (±1dB)
Signal to Noise Ratio 96dB
Total Harmonic Distortion 0.01%(1kHz)
Wow and Flutter Below measurable limits
Channel Separation 75dB
(CQ-DF783U)
MP3 decoding MPEG1 audio layer 3/
MPEG2 audio layer 3
Bit rate
MPEG1 audio layer 3 32kbps-320kbps
VBR (Variable Bit Rate)
MPEG2 audio layer 3 8kbps-160kbps
VBR (Variable Bit Rate)
Sampling frequency
MPEG1 audio layer 3 32kHz, 44.1 kHz, 48kHz
MPEG2 audio layer 3 16kHz, 22.05 kHz, 24kHz
WMA
Bit rate 64kbps-192kbps
Sampling frequency 32kHz, 44.1 kHz, 48kHz
Dimensions** 178×58×155mm
Weight** 3lbs 1oz (1.4kg)
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