General
Power Supply
DC 12V (11V - 16V),
Test Voltage 14.4V
Negative Ground
Tone Controls (Bass/Treble)
Bass: ±12dB at 60Hz
Treble: ±12dB at 16kHz
Equalizer Center Frequency
60, 160, 400, 1k, 3k, 6k, 16k (Hz)
Variable Range of Equalizer
-12dB to 12dB (2dB step)
Current Consumption
Less than 2.2A
(CD mode; 0.5W × 4-speaker)
Maximum Power Output
50W × 4(at 1kHz)
Speaker Impedance
4 - 8
Ω
Pre-amp Output Voltage
<CQ-C8403U>
5V (CD mode; 1kHz, 0dB)
<CQ-C8303U>
2.5V (CD mode; 1kHz, 0dB)
Subwoofer Output Voltage
<CQ-C8403U>
5V (CD mode; 1kHz, 0dB)
<CQ-C8303U>
2.5V (CD mode; 1kHz, 0dB)
Pre-amp Output Impedance
<CQ-C8403U>
60
Ω
<CQ-C8303U>
200
Ω
Subwoofer Output Impedance
<CQ-C8403U>
60
Ω
<CQ-C8303U>
200
Ω
FM Stereo Radio
Frequency Range
87.9MHz - 107.9MHz
Usable Sensitivity
10.2dBf. (0.9µV, 75
Ω
)
50dB Quieting Sensitivity
15.2dBf. (1.6µV, 75
Ω
)
Frequency Response
30Hz-15kHz (±3dB)
Alternate Channel Selectivity 75dB
© 2005 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
Unauthorized
copying
and
distribution is a violation of law.
CQ-C8403U
CQ-C8303U
WMA MP3 CD Player/Receiver
Stereo Separation
35dB (at 1kHz)
Image Response Ratio
75dB
IF Response Ratio
100dB
Signal to Noise Ratio
62dB
AM Radio
Frequency Range
530kHz - 1,710kHz
Usable Sensitivity
27dB/µV (S/N 20dB)
CD Player
Sampling Frequency
8 Times Oversampling
DA Converter
4 DAC System
Pick-up Type
Astigma 3-Beam
Light Source
Semiconductor Laser
Wave Length
790 nm
Frequency Response
20Hz-20kHz (±1dB)
Signal to Noise Ratio
96dB
Total Harmonic Distortion
0.01% (1kHz)
Wow and Flutter
Below Measurable Limits
Channel Separation
75dB
Dimensions (W×H×D)**
7”×1-15/16”×6-1/8”
(178×50×155mm)
Weight**
3 lbs. 8oz (1.6 kg)
* Specifications and the design are subject to possible modification
without notice due to improvements.
** Dimensions and Weight shown are approximate.
** Above specifications comply with EIA standards.
AUTOMOTIVE AFTERMARKET
Specifications*
ORDER NO. ACED051226C1
C4
Summary of Contents for CQ-C8303U - WMA/MP3/CD Player/Receiver With 4096 Color OEL Display
Page 4: ...8 WIRING CONNECTION 8 1 CQ C8403U 4 CQ C8403U CQ C8303U ...
Page 5: ...8 2 CQ C8303U 5 CQ C8403U CQ C8303U ...
Page 6: ...9 DISASSEMBLY INSTRUCTIONS 9 1 How to Remove the Flexible PCB AP2 6 CQ C8403U CQ C8303U ...
Page 7: ...9 2 How to Install the Main P C B of the Electric Display 7 CQ C8403U CQ C8303U ...
Page 8: ...8 CQ C8403U CQ C8303U ...
Page 22: ...14 EXPLODED VIEW Unit 22 CQ C8403U CQ C8303U ...
Page 26: ...16 EXPLODED VIEW CD Deck 26 CQ C8403U CQ C8303U ...
Page 27: ...17 WIRING DIAGRAM 17 1 Display Block 27 CQ C8403U CQ C8303U ...
Page 28: ...17 2 Main Sub Block Top View 28 CQ C8403U CQ C8303U ...
Page 29: ...17 3 Main Sub Block Bottom View 29 CQ C8403U CQ C8303U ...
Page 30: ...17 4 CD Servo Block Top View 30 CQ C8403U CQ C8303U ...
Page 31: ...17 5 CD Servo Block Bottom View 31 CQ C8403U CQ C8303U ...
Page 32: ...18 SCHEMATIC DIAGRAM 1 18 1 Sub Block CQ C8403U Only 32 CQ C8403U CQ C8303U ...
Page 33: ...19 SCHEMATIC DIAGRAM 2 19 1 Main 1 Block CQ C8403U CQ C8303U 33 ...
Page 34: ...19 2 Main 2 Block CQ C8403U CQ C8303U 34 ...
Page 35: ...19 3 Display Block CQ C8403U CQ C8303U 35 ...
Page 37: ...20 BLOCK DIAGRAM 20 1 Main 1 Sub Block CQ C8403U CQ C8303U 37 ...
Page 38: ...20 2 Main 2 Block CQ C8403U CQ C8303U 38 ...
Page 39: ...20 3 Display Block CQ C8403U CQ C8303U 39 ...
Page 40: ...20 4 CD Servo Block CQ C8403U CQ C8303U 40 ...
Page 41: ...19 SCHEMATIC DIAGRAM 2 19 1 Main 1 Block 33 ...
Page 42: ...CQ C8403U CQ C8303U 33 ...
Page 43: ...19 2 Main 2 Block CQ C8403U CQ C8303U 34 ...
Page 44: ...34 ...
Page 45: ...19 3 Display Block 35 ...
Page 46: ...CQ C8403U CQ C8303U 35 ...