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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
<CQ-C8401W>
60W × 4(at 4
Ω
)
<CQ-C7401W>
50W × 4(at 4
Ω
)
Speaker Impedance
4 - 8
Ω
Pre-amp Output Voltage
5V
Subwoofer Output Voltage
5V
Pre-amp Output Impedance
60
Ω
Subwoofer Output Impedance 60
Ω
CD Player
Sampling Frequency
8 Times Oversampling
Pick-up Type
Astigma 3-Beam
Light Source
Semiconductor Laser
Wave Length
790 nm
Frequency Response
20Hz-20kHz (±1dB)
© 2005 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
Unauthorized
copying
and
distribution is a violation of law.
CQ-C8401W
CQ-C7401W
WMA MP3 CD Player/Receiver with Full
Dot Matrix Display
Signal to Noise Ratio
96dB
Total Harmonic Distortion
0.01% (1kHz)
Wow and Flutter
Below Measurable Limits
Channel Separation
75dB
FM Stereo Radio
Frequency Range
87.5MHz - 108MHz
Usable Sensitivity
6dB/µV (S/N 30dB)
Stereo Separation
35dB (at 1kHz)
AM Radio
Frequency Range
531kHz - 1,602kHz
Usable Sensitivity
28dB/µV (S/N 20dB)
Dimensions (W×H×D)**
178×50×155mm
Weight**
1.6Kg
* 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. ACED050309C3
Summary of Contents for CQ-C8401W
Page 4: ...8 WIRING CONNECTION 8 1 CQ C8401W 4 CQ C8401W CQ C7401W...
Page 5: ...8 2 CQ C7401W 5 CQ C8401W CQ C7401W...
Page 6: ...9 BLOCK DIAGRAM 9 1 Main 1 Block CQ C8401W 6 CQ C8401W CQ C7401W...
Page 7: ...9 2 Main 1 Block CQ C7401W 7 CQ C8401W CQ C7401W...
Page 8: ...9 3 Main 2 Display Block 8 CQ C8401W CQ C7401W...
Page 9: ...9 4 CD Servo Block 9 CQ C8401W CQ C7401W...
Page 10: ...10 DISASSEMBLY INSTRUCTIONS 10 1 How to Remove the Flexible PCB AP2 10 CQ C8401W CQ C7401W...
Page 11: ...10 2 How to Install the Main P C B of the Electric Display 11 CQ C8401W CQ C7401W...
Page 12: ...12 CQ C8401W CQ C7401W...
Page 27: ...14 EXPLODED VIEW Unit 27 CQ C8401W CQ C7401W...
Page 31: ...16 EXPLODED VIEW CD PLAYER 31 CQ C8401W CQ C7401W...
Page 32: ...17 WIRING DIAGRAM 17 1 Main Connector Block Top View 32 CQ C8401W CQ C7401W...
Page 33: ...17 2 Main Connector Block Bottom View 33 CQ C8401W CQ C7401W...
Page 34: ...17 3 Display Block 34 CQ C8401W CQ C7401W...
Page 35: ...17 4 DC DC Block CQ C8401W 35 CQ C8401W CQ C7401W...
Page 36: ...17 5 CD Servo Block Top View 36 CQ C8401W CQ C7401W...
Page 37: ...17 6 CD Servo Block Bottom View 37 CQ C8401W CQ C7401W...
Page 38: ...18 SCHEMATIC DIAGRAM 1 18 1 DC DC Block CQ C8401W 38 CQ C8401W CQ C7401W...
Page 39: ...19 SCHEMATIC DIAGRAM 2 19 1 Main 1 Block CQ C8401W CQ C7401W 39...
Page 40: ...19 2 Main 2 Display Block MBM29V13UW CQ C8401W CQ C7401W 40...
Page 42: ...19 SCHEMATIC DIAGRAM 2 19 1 Main 1 Block 39...
Page 43: ...CQ C8401W CQ C7401W 39...
Page 44: ...19 2 Main 2 Display Block CQ C8401W CQ C7401W 40...
Page 45: ...MBM29V13UW 40...