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Panasonic CQ-C7405W Service Manual
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Panasonic CQ-C7405W Service Manual

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Specifications*

General
Power Supply
Tone Controls (Bass/Treble) Bass: ±12dB at 60Hz
Equlizer Center Frequency
Variable Range of Equalizer
Current Consumption
Maximum Power Output
Power Output
Speaker Impedance
Pre-amp Output Voltage
Subwoofer Output Voltage
Pre-amp Output Impedance
Subwoofer Output Impedance 60Ω
FM Stereo Radio
Frequency Range
Usable Sensitivity
Stereo Separation
AM Radio
Frequency Range
Usable Sensitivity
CD Player
Sampling Frequency
DA Converter
DC 12V (11V - 16V),
Test Voltage 14.4V
Negative Ground
Treble: ±12dB at 16kHz
60, 160, 400, 1k, 3k, 6k, 16k Hz
-12dB to 12dB (2dB step)
Less than 2.2A
(CD mode; 0.5W × 4-speaker)
50W × 4(at 1kHz)
23Wx4(at 4Ω)
4 - 8Ω
5V (CD mode; 1kHz, 0dB)
5V (CD mode; 1kHz, 0dB)
60Ω
87.5MHz - 108.0MHz
6dB/µV(S/N30dB)
35dB (at 1kHz)
531kHz - 1,602kHz
28dB/µV (S/N 20dB)
8 Times Oversampling
4 DAC System
AUTOMOTIVE AFTERMARKET
CQ-C7405W
WMA MP3 AAC CD Player/Receiver
Pick-up Type
Light Source
Wave Length
Frequency Response
Signal to Noise Ratio
Total Harmonic Distortion
Wow and Flutter
Channel Separation
Dimensions (W×H×D)**
Weight**
* 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.
© 2006 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
distribution is a violation of law.
ORDER NO. ACED061215C3
Astigma 3-Beam
Semiconductor Laser
790 nm
20 Hz-20kHz (±1dB)
96dB
0.01% (1kHz)
Below Measurable Limits
75dB
178×50×155mm
1.6 kg
Unauthorized
copying
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Summary of Contents for Panasonic CQ-C7405W

  • Page 1: Specifications

    ORDER NO. ACED061215C3 AUTOMOTIVE AFTERMARKET CQ-C7405W WMA MP3 AAC CD Player/Receiver Specifications* General Pick-up Type Astigma 3-Beam Power Supply DC 12V (11V - 16V), Light Source Semiconductor Laser Test Voltage 14.4V Wave Length 790 nm Negative Ground Frequency Response 20 Hz-20kHz (±1dB) Tone Controls (Bass/Treble) Bass: ±12dB at 60Hz...

  • Page 2: Table Of Contents

    CQ-C7405W CONTENTS Page Page 1 ABOUT LEAD FREE SOLDER (PbF) 11 TERMINALS DESCRIPTION 2 FEATUERS 12 IC BLOCK DIAGRAM 3 REPLACEING THE FUSE 13 REPLACEMENT PARTS LIST 4 MAINTENANCE 14 EXPLODED VIEW (Unit) 5 NOTES 15 CD PLAYER PARTS LIST...

  • Page 3: About Lead Free Solder (Pbf)

    • • • • Expansion Module (The optional Hub unit: CY-EM100U) • • • • The optional adapter allows you to connect the optional Panasonic DVD changer unit (CX-DH801U). • • • • The optional adapter allows you to connect the optional Panasonic CD changer unit (CX-DP880).

  • Page 4: Wiring Connection

    CQ-C7405W 8 WIRING CONNECTION...

  • Page 5: Block Diagram

    CQ-C7405W 9 BLOCK DIAGRAM 9.1. Main-1 Block...
  • Page 6 CQ-C7405W 9.2. Main-2 Block...
  • Page 7 CQ-C7405W 9.3. Display Block...
  • Page 8 CQ-C7405W 9.4. CD Servo Block...

  • Page 9: Disassembly Instructions

    CQ-C7405W 10 DISASSEMBLY INSTRUCTIONS 10.1. How to Remove the Flexible PCB(AP2)
  • Page 10 CQ-C7405W 10.2. How to Install the Main P.C.B. of the Electric Display...
  • Page 11 CQ-C7405W...

  • Page 12: Terminals Description

    CQ-C7405W 11 TERMINALS DESCRIPTION 11.1. Main BLOCK IC601:YEAMB90F439P Port Description Port Description 51 DCDC_CONT Not connected 52 FP_MOTOR1 Open/Close of Front PANEL_OPEN Panel open detection panel 1 PANEL_CLOSE Panel close detection 53 FP_MOTOR2 Open/Close of Front SUBM_CNT 3.3V power control...
  • Page 13 CQ-C7405W 11.2. Display Block IC900:YEAMB90488BP Port Description I/O (V) Port Description I/O (V) 52 P84/IRQ4 Volume-down detection from Rotary encoder P22/A18 A18 in Address bus 53 P85/IRQ5 P23/A19 A19 in Address bus 54 P86/IRQ6 P24/A20/ A20 in Address bus 55 P87/IRQ7...
  • Page 14 CQ-C7405W 11.3. CD Servo Block IC101 : MN6627971TA Port Description Play(V) Stop(V) Port Description Play(V) Stop(V) 70 P43 N.C. 71 AVSS2 AVSS2 72 OSCIN OSCIN 1.65 1.65 RESET_SW 73 CTRCRS CTRCRS LD-MON 74 VREF VREF 1.65 1.65 TEST1 75 E *2.1...
  • Page 15 CQ-C7405W IC201:BA5834FM-E2 Port Description I/O Play Stop Load Eject BIAS1 BIAS INPUT TERMINAL 1.65 1.65 1.65 1.65 VIN1 CH1 INPUT TERMINAL 1.7 1.65 1.65 1.65 VIN2 CH2 INPUT TERMINAL 1.65 1.65 1.65 1.65 OPIN(+) OPIN INPUT TERMINAL 1.65 1.65 1.65 1.65 OPIN(-) OPIN OUTPUT TERMINAL 1.65 1.65 1.65 1.65...

  • Page 16: Ic Block Diagram

    CQ-C7405W 12 IC BLOCK DIAGRAM 12.1. Main Block IC252:C0ABCA000121 IC201 : C1BB00000796 IC271:C1ZAZ0001486 IC670 : C0JBAZ000904...
  • Page 17 CQ-C7405W IC251:C0ABBA000221 IC401:C1BB00001045 IC755 : C0DBZGD00040 IC701 : C0DAZHF00004...
  • Page 18 CQ-C7405W IC760 : C0GBG0000032 IC752 : C0CBCBG00012 IC770:C0DBAHG00020...

  • Page 19: Replacement Parts List

    CQ-C7405W 13 REPLACEMENT PARTS Ref. Part No. Part Name & Description Remarks Q633 B1GDCFJJ0002 Transistor LIST Q650 B1GBCFJN0004 Transistor Q651 B1GBCFJN0004 Transistor Notes : Q652 B1GBCFJN0004 Transistor Q680 B1GDGFEH0001 Transistor 1. Be sure to make your orders of replacement parts...
  • Page 20 CQ-C7405W Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C252 F1J1H470A732 Ceramic 47pF 50WV C389 F1K1C106A098 Ceramic 10MFD 16WV C253 F1J1C225A173 Ceramic 2.2MFD 16WV C396 F1K1C474A098 Ceramic 0.47MFD 16WV C254 F1J1C474A173 Ceramic 0.47MFD 16WV...
  • Page 21 CQ-C7405W Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C792 F1K1C334A070 Ceramic 0.33MFD 16WV D0GD5R6JA052 Chip 5.6 ohms 1/10W C793 F1J1E334A161 Ceramic 0.33MFD 25WV D0GD101JA017 Chip 100 ohms 1/10W C796 F1J1E104A161 Ceramic 0.1MFD 25WV...
  • Page 22 CQ-C7405W Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R365 D0GD183JA017 Chip 18k ohms 1/10W R634 D0GD471JA017 Chip 470 ohms 1/10W R366 D0GD103JA017 Chip 10k ohms 1/10W R638 D0GB102JA008 Chip 1k ohms 1/16W...
  • Page 23 CQ-C7405W Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks CN371 K1KB08B00005 Connector C903 F1H1C104A107 Ceramic 0.1MFD 16WV CN600 K1KB08AA0201 Connector C904 ECUV106K06AT Ceramic 10MFD 6WV CN601 K1MN16BA0111 Connector C908 F1H1C104A107 Ceramic 0.1MFD 16WV...
  • Page 24 CQ-C7405W Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R957 D0GF391JA017 Chip 390 ohms 1/8W K1NZ16H00002 Connector T(1-A) R958 D0GD751JA048 Chip 750 ohms 1/10W YEFA031898A Top Cover T(2-B) R959 D0GF331JA017 Chip 330 ohms 1/8W...

  • Page 25: Exploded View (Unit)

    CQ-C7405W 14 EXPLODED VIEW (Unit)

  • Page 26: Cd Player Parts List

    CQ-C7405W 15 CD PLAYER PARTS LIST Ref. Part No. Part Name & Description Remark C309 GRM188B31H104K Caramic,0.1uF,50WV Notes : C113 GRM188B11H334K Caramic,0.33uF,50WV C106 GRM188B11H334K Caramic,0.33uF,50WV 1. Be sure to make your orders of replacement parts C164 CM21X5R105K16AT Caramic,1uF,16WV according to this list.
  • Page 27 CQ-C7405W Ref. Part No. Part Name & Description Remark Ref. Part No. Part Name & Description Remark R167 RK73B1JTTD 103J CHIP,10K ohm,1/10W 6418 04 07 Detection Switch (1-C) R204 RK73B1JTTD 153J CHIP,15K ohm,1/10W 3032 14 344 Servo PC Board w/component (2E)RT...

  • Page 28: Exploded View (Cd Player)

    CQ-C7405W 16 EXPLODED VIEW (CD PLAYER)

  • Page 29: Wiring Diagram

    CQ-C7405W 17 WIRING DIAGRAM 17.1. Main Block (Top View) [E-4C308a][TOP VIEW] CQ-C7105U/C7205U/C7305N/C7405W/C8405U/C8305U/C8405U MAIN PCB...
  • Page 30 CQ-C7405W 17.2. Main Block (Bottom View) [E-4C308a][BOTTOM VIEW] CQ-C7105U/C7205U/C7305N/C7405W/C8305U/C8405U/C8405N MAIN PCB...
  • Page 31 CQ-C7405W 17.3. Display-a Block [E-4C311][TOP VIEW] [E-4C311][BOTTOM VIEW] CQ-C7305N/C7405W DISPLAY PCB...
  • Page 32 CQ-C7405W 17.4. Display-b Block [E-4C311][TOP VIEW] [E-4C311][BOTTOM VIEW] CQ-C7305N/C7405W DISPLAY PCB...
  • Page 33 CQ-C7405W 17.5. CD Servo Block (Top View) 3032-14-46][TOP VIEW] CQ-C7105U/C7205U/C7305N/C7405W /C8405N/C8405U/C8305U CD SERVO PCB...
  • Page 34 CQ-C7405W 17.6. CD Servo Block (Bottom View) [3032-14-46][BOTTOM VIEW] CQ-C7105U/C7205U/C7305N/C7405W /C8405W/C8405U/C8305U CD SERVO PCB...

  • Page 35: Schematic Diagram

    CQ-C7405W 18 SCHEMATIC DIAGRAM 18.1. Main-1 Block E-4C308a 14.3 14.3 14.4 14.3 2V/DIV.0.5mS/DIV 2V/DIV.0.5mS/DIV 2V/DIV.0.5mS/DIV 14.3 2V/DIV.10mS/DIV 2V/DIV.50uS/DIV 2V/DIV.0.2uS/DIV 13.6 2V/DIV.0.2uS/DIV 15.8 14.4 13.4 CQ-C7405W MAIN BLOCK...
  • Page 36 CQ-C7405W 18.2. Main-2 Block E-4C308a CQ-C7405W MAIN BLOCK...
  • Page 37 CQ-C7405W 18.3. Sub Block E-4C308b 12.3 CQ-C7405W MAIN-SUB BLOCK...
  • Page 38 CQ-C7405W 18.4. Display-a Block E-4C311a CQ-C7305N/C7405W DISPLAY BLOCK...
  • Page 39 CQ-C7405W 18.5. Display-b Block E-4C311b CQ-C7305N/C7405W DISPLAY BLOCK...
  • Page 40 CQ-C7405W 18.6. CD Servo Block 3032 14 46 1.65 1.65 0.17 1.25 CQ-C7105U/C7205U/C7305N/C7405W/C8405U/C8405N/C8305U CD DECK...

  • Page 41: Schematic Diagram For Printing With A4 Size

    CQ-C7405W 19 SCHEMATIC DIAGRAM for printing with A4 size 19.1. Main1 Block (Left Side) 14.3 14.3 14.4 14.3 2V/DIV.0.5mS/DIV 14.3 2V/DIV 13.6 2V/DIV.0.2uS/DIV 15.8 14.4 13.4...
  • Page 42 CQ-C7405W 19.2. Main1 Block (Right Side) E-4C308a 2V/DIV.0.5mS/DIV 2V/DIV.0.5mS/DIV 2V/DIV.0.5mS/DIV 2V/DIV.10mS/DIV 2V/DIV.50uS/DIV 2V/DIV.0.2uS/DIV 2V/DIV.0.2uS/DIV CQ-C7405W MAIN BLOCK...
  • Page 43 CQ-C7405W 19.3. Main2 Block (Left Side)
  • Page 44 CQ-C7405W 19.4. Main2 Block (Right Side) E-4C308a CQ-C7405W MAIN BLOCK...
  • Page 45 CQ-C7405W 19.5. Display Block (Left Side) E-4C311a...
  • Page 46 CQ-C7405W 19.6. Display Block (Right Side) E-4C311a CQ-C7305N/C7405W DISPLAY BLOCK Printed in Taiwan 2006.11...

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