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Panasonic CQ-C3405U Service Manual

Wma mp3 cd player/receiver.
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TABLE OF CONTENTS

1 Service Navigation ----------------------------------------------- 2
2 Specifications ----------------------------------------------------- 3
3 Features ------------------------------------------------------------- 4
4 Technical Descriptions ----------------------------------------- 5
5 Block Diagram----------------------------------------------------- 8
6 Wiring Connection Diagram ---------------------------------11
7 Schematic Diagram ---------------------------------------------12
8 Schematic Diagram-2 ------------------------------------------15
9 Printed Circuit Board-------------------------------------------17
AUTOMOTIVE AFTERMARKET
CQ-C3405U
CQ-C3305U
WMA MP3 CD Player/Receiver
PAGE
© 2006 Matsushita Electric Industrial Co., Ltd. All
rights reserved. Unauthorized copying and distribu-
tion is a violation of law.
ORDER NO. ACED061222C7
C4
PAGE

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  • Page 1: Table Of Contents

    ORDER NO. ACED061222C7 AUTOMOTIVE AFTERMARKET CQ-C3405U CQ-C3305U WMA MP3 CD Player/Receiver TABLE OF CONTENTS PAGE PAGE 1 Service Navigation ----------------------------------------------- 2 2 Specifications ----------------------------------------------------- 3 3 Features ------------------------------------------------------------- 4 4 Technical Descriptions ----------------------------------------- 5 5 Block Diagram----------------------------------------------------- 8 6 Wiring Connection Diagram ---------------------------------11...
  • Page 2: Service Navigation

    1 Service Navigation 1.4. Maintenance Your product is designed and manufactured to ensure a mini- 1.1. About Lead Free Solder (PbF) mum of maintenance. Use a dry, a soft cloth for routine exterior cleaning. Never use benzine, thinner or other solvents. Distinction of PbF PCB : •...
  • Page 3: Specifications

    Bass:±12dB (at 100 Hz), Treble: ±12 dB (at 10kHz) 4 - 8 Ω Speaker Impedance Pre-amp Output Voltage 4 V (CQ-C3405U), 2.5 V (CQ-C3305U) (CD mode: 1 kHz, 0 dB) Subwoofer output Volt- 4 V (CQ-C3405U), 2.5 V (CQ-C3305U) (CD mode: 1 kHz, 0 dB) Pre-amp Output Voltage 60 Ω...
  • Page 4: Features

    • SQ (Sound Quality). • The AUX Input terminal is equipped on the front panel. • MP3/WMA Playback from CD-R/RW. • Anti-Theft System. • This manual is for 2 models CQ-C3405U and CQ-C3305U. The following table describes the differences between 2 models.
  • Page 5: Technical Descriptions

    58 E-VOL LV Serial data from Audio sig- 14 VDD +5V power supply DATA nal processor (Audio level) 15 INT A Pulled up for CQ-C3405U; 59 STBY Standby mode for Power Pulled down for CQ- amplifier C3305U 60 SRS MODE...
  • Page 6 Port Description Vol [V] 83 EEP-ROM Serial data for EEPROM DI/DO 84 EEP-ROM Chip select for EEPROM 85 EEP-ROM Serial clock for EEPROM CLOCK 86 ANT CNT Not connected 87 VREG Connected to capacitor 88 VSS Ground 89 VDD (PLL) +5V power supply 90 OSC FM/ FM/AM local oscillation...
  • Page 7 4.2. IC Block Diagram 4.2.1. Main Block IC271 : YESAM274 IC750 : YESAM267 IC602 : YESAM390 IC791 : YESAM344 IC650 : YESAM391 IC740 : YESAM299 IC802 : YESAM352...
  • Page 8: Block Diagram

    DI / DO R-CH Q261 R-CH 14 13 XL601 IC231 13.5MHz LINE AMP Q345,346 TEL MUTE 16 15 SIGNAL MUTE FM MODE Q52,602 TU+B FM VCC LIFT AF MUTE Q251 STBY AM VCC AMP MUTE EXT MUTE Q55,601 AM MODE CQ-C3405U/C3305U MAIN(1/3)
  • Page 9 ROTARY1 Q704,752 ROT2 MODE B ROTARY2 BATT AMP CNT SW901 SW990 EJECT AMP CNT POWER CNT R702,703 IC750 Q770 CHECK BATT TU+B Q971 IC740 Q750 EJ ILL DRIVE BATT SW5V ILL9V VDD5V CN902 AUX L Q740 R-CH VDD5V2 CQ-C3405U/C3305U MAIN(2/3)/DISPLAY/CONNECTOR...
  • Page 10 37 CD DMUTE MUTE SPINDLE SPINDLE MOTOR MOTOR DRIVE SLED SLED 43 CD EM MOTOR MOTOR DRIVE 44 CD LM 38 CD S/L CD SW1 35 CD SW1 CD SW2 36 CD SW2 CD LIMIT SW 42 CD LIMIT SW CQ-C3405U/C3305U MAIN(3/3)
  • Page 11: Wiring Connection Diagram

    6 Wiring Connection Diagram Rear Speakers <S.W-OUT> Front Speakers External Amplifier Control Battery(15A) Ground Power (ACC or IGN) Power Connector System Preamp Out (Front) (Rear) Optical Limit Loading/Feed Pic-Up Motor Ass'y CN650 CN250 CN701 Spindle Motor SW2 SW1 Main P.C.B CD Interface P.C.B [7228-02-11] [3032-14-50]...
  • Page 12: Schematic Diagram

    7 Schematic Diagram 7.1. Main Block[CQ-C3405U] 7228-02-11 Q346 IC231 YESAN121 YESAM338 Q345 -0.2 D705 -0.2 YESAD146 IC271 Q345 YESAM274 YESAN118 Q263 IC650 YESAM391 Q263,264,363,364 Q363 D651 YESAN121 YESAD119 Q251 D278,279 D704 YESAN119 Q261 YESAD146 YESAD143 YESAN118 100p IC231 D278 PA051...
  • Page 13 7.2. Main Block[CQ-C3305U] 7228-02-11 Q346 YESAN121 -0.2 D705 -0.2 YESAD146 Q345 IC271 YESAN118 YESAM274 Q263 IC650 YESAM391 Q263,264,363,364 Q363 D651 YESAN121 YESAD119 Q251 D278,279 D704 YESAN119 Q261 YESAD146 YESAD143 YESAN118 100p D278 PA051 Q264 D651 D701 YESAP387 FM(AM) 0.01 YESAD139 0(0) D279 0(0)
  • Page 14 2V / DIV, 5ms / DIV 2V / DIV, 2ms / DIV To Connector 7221-03-11 2V / DIV, 5ms / DIV CN991 D970 YESAD143 D972 YESAD119 D911 YESAD150 D935 YESAD180 D937 YESAD173 The following symbols are shown on the schematic diagram. AUDIO (L,R) CQ-C3405U/C3305U DISPLAY...
  • Page 15: Schematic Diagram-2

    8 Schematic Diagram-2 8.1. Connector Block...
  • Page 16 8.2. CD Interface Block...
  • Page 17: Printed Circuit Board

    9 Printed Circuit Board 9.1. Main/Connector Block (Top View)
  • Page 18 9.2. Main/Connector Block (Bottom View)
  • Page 19 9.3. Display Block...
  • Page 20 9.4. CD Interface Block...
  • Page 21: Exploded View And Replacement Parts List

    10 Exploded View and Replacement Parts List 10.1. Exploded View [CQ-C3405U] < Installation Parts Mounting Collar > Display P.C.B [7228-05-11] CD Deck Ass'y AT001 PA051 CN801 CN971 AT051 Main P.C.B AT002 [7228-02-11] Connector P.C.B [7221-03-11] < Installation Parts Trim Plate >...
  • Page 22 10.2. Replacement Parts List [CQ-C3405U] Notes : Ref. No. Part No. Part Name & Description Remarks Q972 YESAN118 Transistor 1. Be sure to make your orders of replacement parts accord- ing to this list. 2. Important safety notice: Components, identified by DIODEs mark have special characteristics important for safety.
  • Page 23 Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks C271 YESCC486 Ceramic, 0.0047µF 50WV C753 YESCC604 Electrolytic, 47µF 6.3WV C272 YESCC486 Ceramic, 0.0047µF 50WV C770 YESCC547 Electrolytic, 100µF 16WV C273 YESCC434 Ceramic, 330pF 50WV C791 YESCC556...
  • Page 24 Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R050 YESRG399 Chip, 5.6Ω 1/8W R522 YESRG241 Chip, 0Ω 1/8W R052 YESRG359 Chip, 100Ω 1/8W R601 YESRG222 Chip, 1kΩ 1/10W R053 YESRG432 Chip, 300Ω...
  • Page 25 Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R701 YESRG497 Chip, 3.3kΩ 1/4W R976 YESRG222 Chip, 1kΩ 1/10W R702 YESRG366 Chip, 13kΩ 1/8W R977 YESRG222 Chip, 1kΩ 1/10W R703 YESRG362 Chip, 11kΩ...
  • Page 26 Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks D926 YESAD165 D927 YESAD165 D928 YESAD165 LD901 YESXDCM040 D929 YESAD165 D930 YESAD165 D931 YESAD165 D932 YESAD165 [7221-03-11] Connector Block D933 YESAD165 DIODEs D934 YESAD165 D990...
  • Page 27 Ref. No. Part No. Part Name & Description Remarks YESFX001034 CD Indicator YESFX999073 Hook Bracket Ass'y YESAP524 Connector PCB w/Components YESFE13221 Button, Detect YESFX999065 Guide, Detect Button YESFX005157 Spring, Return YESFX005158 Spring, Guide YESSDF0194 Removable Face Plate Unit YESFE13287 Button (SRC) YESFE13288 Button (BAND T DOWN) YESFE13289...
  • Page 28 10.3. Exploded View [CQ-C3305U] < Installation Parts Mounting Collar > Display P.C.B [7228-05-11] CD Deck Ass'y AT001 CN801 PA051 CN971 AT051 Main P.C.B AT002 [7228-02-11] Connector P.C.B [7221-03-11] < Installation Parts Trim Plate > CQ-C3305U...
  • Page 29 10.4. Replacement Parts List [CQ-C3305U] Notes : Ref. No. Part No. Part Name & Description Remarks D053 YESAD119 Zener Diode 1. Be sure to make your orders of replacement parts accord- D251 YESAD174 Zener Diode ing to this list. D270 YESAD146 Diode 2.
  • Page 30 Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks C304 YESCC522 Ceramic, 1µF 16WV C826 YESCC523 Ceramic, 0.1µF 16WV C361 YESCC372 Electrolytic, 4.7µF 25WV C827 YESCC608 Electrolytic, 100µF 6.3WV C362 YESCC372 Electrolytic, 4.7µF 25WV C828 YESCC523...
  • Page 31 Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R262 YESRG371 Chip, 180Ω 1/8W R642 YESRG224 Chip, 100kΩ 1/10W R263 YESRG396 Chip, 560Ω 1/8W R643 YESRG222 Chip, 1kΩ 1/10W R265 YESRG223 Chip, 10kΩ...
  • Page 32 Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R819 YESRG316 Chip, 22Ω 1/10W CRYSTALs R820 YESRG230 Chip, 3.3kΩ 1/10W XL601 YESXL041 Crystal R821 YESRG330 Chip, 150Ω 1/10W XL602 YESXL042 Crystal R822 YESRG224 Chip, 100kΩ...
  • Page 33 Ref. No. Part No. Part Name & Description Remarks Ref. No. Part No. Part Name & Description Remarks R916 YESRG429 Chip, 1Ω 1/8W R921 YESRG199 Chip, 430Ω 1/8W Accessories R922 YESRG386 Chip, 360Ω 1/8W PRINTINGS R922 YESRG386 Chip, 360Ω 1/8W Operating Instructions R923 YESRG393...
  • Page 34 10.5. Exploded View [CD Deck]...
  • Page 35 10.6. CD PLAYER PARTS LIST Ref. No. Part No. Part Name & Description Remarks YERFS01002 Cushion R Notes : YERFX005014 Feed Spring Plate 1. Be sure to make your orders of replacement parts accord- YERFX046005 Trigger Arm YERFX046008 Select Plate L ing to this list.
  • Page 36 10.7. Packing Parts List Unit • Item numbers listed below should not order regular spare parts. (not available) Item No. Parts No. Part Name & Description Q'ty Remarks Inner Carton Not available Packing Pad (Front) Not available Packing Pad (Rear) Not available Instruction Kit Not available...
  • Page 37: Schematic Diagram For Printing With Letter Size

    11 Schematic Diagram for Printing with Letter Size 11.1. Main Block[CQ-C3405U] (Left Side) 7228-02-11 Q346 IC231 YESAN121 YESAM338 Q345 -0.2 -0.2 Q345 Q263 YESAN118 IC650 YESAM391 Q263,264,363,364 Q363 YESAN121 YESA Q251 YESAN119 Q261 YESAN118 100p IC231 PA051 Q264 YESAP387 FM(AM) 0.01...
  • Page 38 11.2. Main Block[CQ-C3405U] (Right Side) 7228-02-11 D705 YESAD146 IC271 YESAM274 IC650 YESAM391 D651 YESAD119 D278,279 D704 YESAD146 YESAD143 D278 D651 D701 YESAD139 D279 Q702 YESAN129 Q701 Q702 YESAN126 Q701 D702 YESAD153 D650 YESAD144 Q752 YESAN115 14.8 14.8 D270–D277 Q704 14.8 14.8...
  • Page 39 11.3. Main Block[CQ-C3305U] (Left Side) 7228-02-11 Q346 YESAN121 -0.2 -0.2 Q345 YESAN118 Q263 IC650 YESAM391 Q263,264,363,364 Q363 YESAN121 Q251 Q261 YESAN119 YESAN118 100p PA051 Q264 YESAP387 FM(AM) 0.01 0(0) 0(0) Q061 YESAN122 Q055 Q364 YESAN117 0(0) 1.3(2.0) 0(0) 0(0) 0(8.3) Q062 0(0) YESAN122...
  • Page 40 11.4. Main Block[CQ-C3305U] (Right Side) 7228-02-11 D705 YESAD146 IC271 YESAM274 IC650 YESAM391 D651 YESAD119 D278,279 D704 YESAD146 YESAD143 D278 D651 D701 YESAD139 D279 Q702 YESAN129 Q701 Q702 YESAN126 Q701 D702 YESAD153 D650 YESAD144 Q752 YESAN115 14.8 14.8 D270–D277 Q704 14.8 14.8 YESAD146 YESAN123...
  • Page 41 11.5. Display Block (Left Side) 7228-05-11 IC905 YESAM264 D966 D921–D934 YESAD149 YESAD165 Q930 YESAN146 D901 YESAD166 To Connector 7221-03-11 CN991 D970 D972 YESAD143 YESAD119 D911 YESAD150 D935 YESAD180 D937 YESAD173 The following symbols are shown on the schematic diagram. AUDIO (L,R)
  • Page 42 1V / DIV, 2ms / DIV 2V / DIV, 10µs / DIV IC901 C0HBA0000195 1V / DIV, 2ms / DIV 2V / DIV, 5ms / DIV 2V / DIV, 2ms / DIV 2V / DIV, 5ms / DIV CQ-C3405U/C3305U DISPLAY...
  • Page 43 Printed in Japan 2006.12 (K) (Recycled Paper)

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