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Specifications*

General
Power Supply
Tone Controls (Bass/Treble) Bass: ±12dB at 60Hz
Equlizer Center Frequency
Equlizer Center Frequency
Variable Range of Equalizer
Current Consumption
Maximum Power Output
Speaker Impedance
Pre-amp Output Voltage
<CQ-C7403U/C7203U>
<CQ-C7303U>
<CQ-C7103U>
Subwoofer Output Voltage
<CQ-C7403U/C7203U>
<CQ-C7303U>
<CQ-C7103U>
Pre-amp Output Impedance
DC 12V (11V - 16V),
Test Voltage 14.4V
Negative Ground
Treble: ±12dB at 16kHz
60, 160, 400, 1k, 3k, 6k, 16k Hz
(CQ-C7403U/C7303U)
Band 1 (60, 80, 100, 200 Hz)
Band 2 (500, 1k, 2k, 3k Hz)
Band 3 (10k, 12k, 15k, 18k Hz)
(CQ-C7203U/C7103U)
-12dB to 12dB (2dB step)
Less than 2.2A
(CD mode; 0.5W × 4-speaker)
50W × 4(at 1kHz)
4 - 8Ω
5V
(CD mode; 1kHz, 0dB)
2.5V
(CD mode; 1kHz, 0dB)
2V
(CD mode; 1kHz, 0dB)
5V
(CD mode; 1kHz, 0dB)
2.5V
(CD mode; 1kHz, 0dB)
2V
(CD mode; 1kHz, 0dB)
AUTOMOTIVE AFTERMARKET
CQ-C7403U
CQ-C7303U
CQ-C7203U
CQ-C7103U
WMA MP3 CD Player/Receiver
<CQ-C7403U/C7203U>
<CQ-C7303U/C7103U>
Subwoofer Output Impedance
<CQ-C7403U/C7203U>
<CQ-C7303U/C7103U>
FM Stereo Radio
Frequency Range
Usable Sensitivity
50dB Quieting Sensitivity
Frequency Response
Alternate Channel Selectivity 75dB
Stereo Separation
Image Response Ratio
IF Response Ratio
Signal to Noise Ratio
AM Radio
Frequency Range
Usable Sensitivity
CD Player
Sampling Frequency
DA Converter
Pick-up Type
Light Source
Wave Length
Frequency Response
Signal to Noise Ratio
Total Harmonic Distortion
Wow and Flutter
Channel Separation
© 2005 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
distribution is a violation of law.
ORDER NO. ACED051227C7
60Ω
200Ω
60Ω
200Ω
87.9MHz - 107.9MHz
10.2dBf. (0.9µV, 75Ω)
15.2dBf. (1.6µV, 75Ω)
30Hz-15kHz (±3dB)
35dB (at 1kHz)
75dB
100dB
62dB
530kHz - 1,710kHz
27dB/µV (S/N 20dB)
8 Times Oversampling
4 DAC System
Astigma 3-Beam
Semiconductor Laser
790 nm
20 Hz-20kHz (±1dB)
96dB
0.01% (1kHz)
Below Measurable Limits
75dB
Unauthorized
copying
C4
and

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Table of Contents

   Related Manuals for Panasonic CQ-C7403U

   Summary of Contents for Panasonic CQ-C7403U

  • Page 1: Specifications

    ORDER NO. ACED051227C7 AUTOMOTIVE AFTERMARKET CQ-C7403U CQ-C7303U CQ-C7203U CQ-C7103U WMA MP3 CD Player/Receiver Specifications* General <CQ-C7403U/C7203U> 60Ω Power Supply DC 12V (11V - 16V), <CQ-C7303U/C7103U> 200Ω Test Voltage 14.4V Subwoofer Output Impedance Negative Ground <CQ-C7403U/C7203U> 60Ω Tone Controls (Bass/Treble) Bass: ±12dB at 60Hz <CQ-C7303U/C7103U>...
  • Page 2: Table Of Contents

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Dimensions (W×H×D)** 7”×1-15/16”×6-1/8” * Specifications and the design are subject to possible modification (178×50×155mm) without notice due to improvements. Weight** 3 lbs. 8oz (1.6 kg) ** Dimensions and Weight shown are approximate. ** Above specifications comply with EIA standards.
  • Page 3: About Lead Free Solder (pbf)

    • • • • Customize the Display (Customize Function) • • • • MP3/WMA Playback from CD-R/RW. • • • • This manual is for 4 models CQ-C7403U, CQ-C7303U, CQ- C7203U and CQ-C7103U. The following table describes the differences between 4 models.
  • Page 4: Wiring Connection

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 8 WIRING CONNECTION 8.1. CQ-C7403U...
  • Page 5 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 8.2. CQ-C7303U...
  • Page 6 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 8.3. CQ-C7203U/C7103U...
  • Page 7: Disassembly Instructions

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 9 DISASSEMBLY INSTRUCTIONS 9.1. How to Remove the Flexible PCB(AP2)
  • Page 8 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 9.2. How to Install the Main P.C.B. of the Electric Display...
  • Page 9 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U...
  • Page 10: Terminals Description

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 10 TERMINALS DESCRIPTION 10.1. Main Block [CQ- Port Part Name & Description C7403U/C7303U] 42 SYS ID2 Hub connection device detection ID 2 IC601 : C2CBKG000035 43 HUB EVENT Bluetooth incoming Port Part Name &...
  • Page 11 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 10.2. Main Block [CQ- Port Part Name & Description C7203U/C7103U] 92 NC Not connected 93 SUB RESET Reset for display CPU IC601 : C2CBKG000038 94 DISPM CONT 5V power control for Port Part Name & Description...
  • Page 12 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 10.3. Display Block Port Part Name & Description I/O FM AM CD 49 MOD2 Operating mode control 2 IC900 C2CBJH000133 [CQ-C7403U/C7303U] from Flash writer IC900 C2CBJH000134 [CQ-C7203U/C7103U] 50 H STANDBY Standby control from external Port Part Name &...
  • Page 13 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 10.4. CD Servo Block Port Part Name & Description Not connected IC101 : YESAM337 Not connected Pin No. Port Descriptions Not connected AVSS FLASH Chip enable for Flash memory LD-MT Loading Motor drive IC control 1...
  • Page 14: Ic Block Diagram

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 11 IC BLOCK DIAGRAM 11.1. Main Block IC730 : C0DAEKG00002 IC701 : C0DAZHF00004 IC201 : C1BB00000796 IC755 : C0DBZGD00040 IC670 : YEAMC14584BE...
  • Page 15 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 11.3. CD Servo Block IC401, IC403 : YESAM341 IC760 : C0GBG0000032 IC402 : YESAM342 IC752 : C0CAABG00012 [CQ-C7203U/C7103U] 11.2. Display Block IC902 : C0EBF0000374...
  • Page 16: Packing Parts List

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 12 PACKING PARTS LIST • • • • Item numbers listed below should not order regular spare parts. (not available) Item No. Part No. Part Name & Description Q´ty Remarks Inner Carton Not available...
  • Page 17: Replacement Parts List [cq-c7403u/c7303u]

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 13 REPLACEMENT PARTS Ref. No. Part No. Part Name & Description Remarks Q346 B1GBHBEA0004 Transistor Q351 B1GBHBEA0004 Transistor LIST [CQ- Q352 B1GBHBEA0004 Transistor Q353 B1GBHBEA0004 Transistor C7403U/C7303U] Q354 B1GDCFJJ0002 Transistor Q371 B1GBCFNN0004 Transistor...
  • Page 18 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks F2A1A101A450 Electrolytic, 100µF 10WV C374 F2A1H2R20044 Electrolytic, 2.2µF 50WV YECUS1E273KX Ceramic, 0.027µF 25WV C375 F2A1C100A502 Electrolytic, 10µF 16WV...
  • Page 19 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks C773 F1J1H271A025 Ceramic, 270PF 50WV J582 ERJ8GEY0R00 Chip, 0Ω 1/8W C774 EEEFK1E101P Electrolytic, 100µF 25WV...
  • Page 20 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R342 ERJ3GEYJ181V Chip, 180Ω 1/16W R609 ERJ3GEYJ153V Chip, 15kΩ 1/16W R345 ERJ6GEYJ181 Chip, 180Ω 1/10W...
  • Page 21 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R761 ERDS1FJ3R9 Carbon, 3.9Ω 1/2W R770 ERJ6GEY0R00V Chip, 0Ω 1/10W R771 D0GFR47JA016 Metal Film, 0.47Ω 1/2W...
  • Page 22 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R914 ERJ3GEYJ222V Chip, 2.2kΩ 1/16W EUR7641010 Remote Control Unit (includes a battery) R916 ERJ3GEYJ184V Chip, 180kΩ 1/16W...
  • Page 23 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks YGP0PT3108T9 Main PCB W/Component RTL B YEFX0216269 Bracket, IC730 YEFX0213945B Bracket, IC271 YEFF011230 Heat Sink YEFX007685 Clamper YEFA081009 Rear Plate YEFV012641 Insulator YEFX0217229 Bracket, IC701...
  • Page 24: Exploded View (unit) [cq-c7403u/c7303u]

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 14 EXPLODED VIEW (Unit) [CQ-C7403U/C7303U]...
  • Page 25: Replacement Parts List [cq-c7203u/c7103u]

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 15 REPLACEMENT PARTS Ref. No. Part No. Part Name & Description Remarks Q633 B1GDCFJJ0002 Transistor Q650 YEANC114YKX Transistor LIST [CQ- Q651 B1GBCFNN0004 Transistor Q652 B1GBCFNN0004 Transistor C7203U/C7103U] Q680 B1GDGFEH0001 Transistor Q681 B1GDCFJJ0002 Transistor...
  • Page 26 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks C250 YECUS1C224KX Ceramic, 0.22µF 16WV C635 F1J1H103A513 Ceramic, 0.01µF 50WV C251 F2A1H4R7A632 Electrolytic, 4.7µF 50WV...
  • Page 27 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks J537 ERJ8GX0R00V Chip, 0Ω 1/8W R247 ERJ8GEY0R00 Chip, 0Ω 1/8W J538 ERJ8GX0R00V Chip, 0Ω 1/8W...
  • Page 28 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R417 ERJ3GEYJ100V Chip, 10Ω 1/16W R727 ERJ6ENF1002 Chip, 10kΩ 1/10W R601 ERJ3GEYJ432V Chip, 4.3kΩ 1/16W...
  • Page 29 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks Q903 B1GBCFNN0004 Transistor R932 ERJ3GEYJ101V Chip, 100Ω 1/16W Q913 YEANSSTA06T Transistor R933 ERJ6GEYJ821 Chip, 820Ω 1/10W...
  • Page 30 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks YEFG04019 Rear Support Strap YEJS06404A Binding Screw YEFA134150 Removable Face Plate Case YEJT03333A Tapping Screw...
  • Page 31: Exploded View (unit) [cq-c7203u/c7103u]

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 16 EXPLODED VIEW (Unit) [CQ-C7203U/C7103U]...
  • Page 32: Cd Player Parts List

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 17 CD PLAYER PARTS LIST Ref. No. Part No. Part Name & Description Remarks C228 YESCC439 Ceramic, 0.1µF 25WV C229 YESCC439 Ceramic, 0.1µF 25WV Notes : C230 YESCC442 Ceramic, 0.01µF 50WV C231 YESCC442 Ceramic, 0.01µF 50WV...
  • Page 33 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R201 YESRG224 Chip, 100kΩ 1/10W R202 YESRG355 Chip, 1MΩ 1/10W MECAHNICAL PARTS R203 ERJ3GEY0R00V Chip, 0Ω 1/16W...
  • Page 34 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U Ref. No. Part No. Part Name & Description Remarks YERJS01004 Camera Tapping Screw, 1.7*5 YESJS01148 Screw, 2*4 YERJW01001 P Washer, 3.5*8*0.3 YERJW01002 HL Washer, 1.85*5*0.13 YERJW01003 Lumilar Washer, 3.1*6*0.1 YEJE01028 E-Ring S 1.5 YERJW01005 P Washer, 2.1*4*0.13...
  • Page 35: Exploded View (cd Player)

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 18 EXPLODED VIEW (CD PLAYER)
  • Page 36: Wiring Diagram

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 19 WIRING DIAGRAM 19.1. Display Block...
  • Page 37 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 19.2. Main/Sub Block (Top View) [CQ-C7403U/C7303U]...
  • Page 38 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 19.3. Main/Sub Block (Bottom View) [CQ-C7403U/C7303U] [E-3108a] [Bottom View] [E-3108b] [Bottom View] CQ-C7403U/C7303U MAIN,SUB P.C.B...
  • Page 39 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 19.4. Main Block (Top View) [CQ-C7203U/C7103U]...
  • Page 40 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 19.5. Main Block (Bottom View) [CQ-C7203U/C7103U]...
  • Page 41 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 19.6. CD Servo Block (Top View)
  • Page 42 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 19.7. CD Servo Block (Bottom View)
  • Page 43: Schematic Diagram-1

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 20 SCHEMATIC DIAGRAM-1 20.1. Sub Block [CQ-C7403U]...
  • Page 44 THIS PAGE IS JUST FOR THE PAGE LAYOUT USE ONLY.
  • Page 45 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 21 SCHEMATIC DIAGRAM-2 21.1. Main-1 Block [CQ-C7403U/C7303U]...
  • Page 46 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 21.2. Main-2 Block [CQ-C7403U/C7303U]...
  • Page 47 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 21.3. Main Block [CQ-C7203U/C7103U]...
  • Page 48 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 21.4. Display Block [CQ-C7403U/C7303U]...
  • Page 49 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 21.5. Display Block [CQ-C7203U/C7103U]...
  • Page 50 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 21.6. CD Servo Block 3032-14-35 0.5V/DIV,0.1µs/DIV 3.3V 3.3V YESAM343 2V/DIV,1ms/DIV 2V/DIV,5ms/DIV YESAN086 YESAM337 2V/DIV,5ms/DIV 3.3V YESAN116 B1GDCFJJ008 YESAM342 YESAN116 3.3V 3.3V MAIN CN661 3.3V 3.3V YESAM341 YESAM339 YESAM341 The following symbols are shown on the schematic diagram.
  • Page 51: Block Diagram

    CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 22 BLOCK DIAGRAM 22.1. Main-1 Block [CQ-C7403U/C7303U]...
  • Page 52 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 22.2. Main-2 Block [CQ-C7403U/C7303U]...
  • Page 53 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 22.3. Display Block [CQ-C7403U/C7303U]...
  • Page 54 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 22.4. Main-1 Block [CQ-C7203U/C7103U]...
  • Page 55 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 22.5. Main-2/Display Block [CQ-C7203U/C7103U]...
  • Page 56 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 22.6. CD Servo Block...
  • Page 57: Schematic Diagram-2

    21 SCHEMATIC DIAGRAM-2 21.1. Main-1 Block [CQ-C7403U/C7303U] CQ-C7403U C0JBAA000372 B0BC3R0A0058...
  • Page 58 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U...
  • Page 59 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 21.2. Main-2 Block [CQ-C7403U/C7303U]...
  • Page 61 21.3. Main Block [CQ-C7203U/C7103U] C0JBAA000372...
  • Page 62 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U CQ-C7203U CQ-C7203U...
  • Page 63 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 21.4. Display Block [CQ-C7403U/C7303U]...
  • Page 65 21.5. Display Block [CQ-C7203U/C7103U]...
  • Page 66 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U...
  • Page 67 CQ-C7403U / CQ-C7303U / CQ-C7203U / CQ-C7103U 21.6. CD Servo Block 3032-14-35 YESAM343 YESAN086 YESAN1 B1GDCFJJ008 YESAN116 YESAM339 The following symbols are shown on the schematic diagram. 3.3V 3.3V CD(L,R)
  • Page 68 2-14-35 0.5V/DIV,0.1µs/DIV 3.3V 3.3V 2V/DIV,1ms/DIV 2V/DIV,5ms/DIV YESAM337 2V/DIV,5ms/DIV 3.3V YESAN116 B1GDCFJJ008 YESAM342 YESAN116 3.3V 3.3V MAIN CN651 3.3V 3.3V YESAM341 YESAM341 CQ-C7403U/C7303U/C7203U/C7103U CD DECK...

This manual is also suitable for:

Cq-c7303uCq-c7203uCq-c7103u

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