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Panasonic CQ-RXBT490U Service Manual

Wma mp3 cd player/receiver
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Table of Contents

See also: User Manual

TABLE OF CONTENTS

1 Service Navigation ----------------------------------------------- 2
2 Specifications ----------------------------------------------------- 3
3 Features ------------------------------------------------------------- 4
4 Technical Descriptions ----------------------------------------- 5
5 Block Diagram----------------------------------------------------18
6 Wiring Connection Diagram ---------------------------------19
7 Schematic Diagram ---------------------------------------------20
8 Schematic Diagram ---------------------------------------------23
9 Printed Circuit Board-------------------------------------------26
Model No.
WMA MP3 CD Player/Receiver
PAGE
© Panasonic Corporation 2012.
Unauthorized copying and distribution is a
violation of law.
ORDER NO. ACED120302CE
CQ-RXBT490U
C1
PAGE

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Summary of Contents for Panasonic CQ-RXBT490U

  • Page 1: Table Of Contents

    7 Schematic Diagram ---------------------------------------------20 8 Schematic Diagram ---------------------------------------------23 9 Printed Circuit Board-------------------------------------------26 10 Exploded View and Replacement Parts List -----------33 11 Schematic Diagram for Printing with Letter Size -----44 © Panasonic Corporation 2012. Unauthorized copying and distribution is a violation of law.

  • Page 2: Service Navigation

    1 Service Navigation 1.4. Maintenance Your products 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

    2 Specifications Total harmonic distortion : 0.01 % (1 kHz) Wow and flutter : Below measurable limits Channel separation : 75 dB 2.1. Specifications Bluetooth® Communication Frequency: 2402MHz - 2480MHz General Number of Channels: 79 Channels Power supply : 12V DC (11 V - 16 V), Communication Mode: Frequency Hopped Spread Spec- Test voltage 14.4 V,...

  • Page 4: Features

    3 Features • File search function. • Front AUX terminal. • Sound control. • USB connector. • Bluetooth®. • SiriusXM Satellite Radio.

  • Page 5: Technical Descriptions

    4 Technical Descriptions Port Description FM(V) CD(V) USB(V) LCD_CE LCD chip enable control Terminals Description signal output. 4.1. REMO_IN Remote signal input. 4.67 4.69 4.67 4.1.1. Main Block iPOD_CNT USB iPod communication 4.70 4.72 4.69 request signal output. IC601:C2CBYY001238 PWR_LED POWER_LED control sig- nal output.
  • Page 6 IC800:C5ZBZ0000148 Pin No. Port Description CD(V) GP30 General purpose I/O port with pull down resistor. External interrup- tion function 3. Pin No. Port Description CD(V) GP31 General purpose I/O port with pull EFMIN RF signal input. 1.61 down resistor. Bit clock input/out- RFOUT RF signal output.
  • Page 7 Pin No. Port Description CD(V) Pin. PORT Description X16OUT 16.9344MHz oscillator connec- 1.46 tion. Segment outputs. 2.42 X16IN 16.9344MHz oscillator connec- 1.51 Segment outputs. 2.42 tion. Segment outputs. 2.42 XVDD2 Oscillator power supply. 3.09 Segment outputs. 2.42 LRVDD Audio LPF power supply. 3.09 Segment outputs.
  • Page 8 Pin. PORT Description PIO[14] Programmable input/output line. PIO[8] Programmable input/output line. PIO[7] Programmable input/output line. PIO[6] Programmable input/output line. PIO[5] Programmable input/output line. PIO[4] Programmable input/output line. PCM_IN Synchronous data input. PCM_CLK Synchronous data clock. PCM_OUT Synchronous data output. PCM_SYNC Synchronous data sync.
  • Page 9 4.2. IC Block Diagram 4.2.1. Main Block IC230:C0ABCA000121 IC704:C0DBEJG00001...
  • Page 10 IC201:C1BA00000493 IC602:C3EBJY000032...
  • Page 11 IC400:C1BB00001088...
  • Page 12 IC50:C1ZBZ0004389 IC706:C0DBGYY00710...
  • Page 13 IC707:C0DBGYY00710 IC180:C0CBCYG00004...
  • Page 14 IC701:C0DAZYY00033...
  • Page 15 IC803:C1AB00003758...
  • Page 16 IC705:C0EBY0001290...
  • Page 17 IC902:B3RAB0000091 IC181:C0JBAB000255...

  • Page 18: Block Diagram

    CD 8V MODE A/B IC902 P.LED IC400 P.GND P.GND LCD DO/CLK/CE/DI MODE SW REGIN VDD+5V CD_FR/SL/DMUTE/LM+/LM- SW951 Q901 LCD+5V MATRIX MOTOR SL-/SL+/SP-/SP+/F-/F+/T-/T+/VREF DRIVER VDD+5V D901 CD_SW1/SW2/LIMIT SW LCD COM IC901 SPINDLE MOTOR LCD DISPLAY LCD901 LCD SEGMENT LCD DRIVER E-4C429 CQ-RXBT490U...

  • Page 19: Wiring Connection Diagram

    6 Wiring Connection Diagram 16Pin Power 4 SPK Connector BATTERY AMP/ANT-CNT REMO-IN GROUND Main PCB [E-4C430] PRE OUT <CD Interface Block> Limit SW WIRE Spindle Motor Loading Motor CD Interface PCB Optical Pick-up Assy [E-4C413] Mode SW CQ-RXBT490U...

  • Page 20: Schematic Diagram

    7 Schematic Diagram 7.1. Main Block...
  • Page 21 7.2. Display Block...
  • Page 22 7.3. BT/USB/AUX Block...

  • Page 23: Schematic Diagram

    8 Schematic Diagram 8.1. CD Interface Block...
  • Page 24 8.2. KEY-HOLDE Block...
  • Page 25 8.3. LED Block...

  • Page 26: Printed Circuit Board

    9 Printed Circuit Board 9.1. Main Block (Top View)
  • Page 27 9.2. Main Block (Bottom View)
  • Page 28 9.3. Display Block...
  • Page 29 9.4. LED Block...
  • Page 30 9.5. KEY-HOLDE Block...
  • Page 31 9.6. CD Interface Block (Bottom View)
  • Page 32 9.7. BT/USB/AUX Block...

  • Page 33: Exploded View And Replacement Parts List

    10 Exploded View and Replacement Parts List 10.1. Exploded View (Unit) [Installation Parts Power Connector] [Installation Parts Mounting Collar] CD Interface PCB Assy KEY PCB Assy MAIN PCB Assy USB PCB Assy CQ-RXBT490U...

  • Page 34: Replacement Parts List

    10.2. Replacement Parts List Notes: Ref.No. Part No. Part Name & Description Remarks D703 B0EAJP000001 Diode 1. Be sure to make your orders of replacement parts accord- D704 B0EAJP000001 Diode ing to this list. D705 B0EAJP000001 Diode 2. Important safety notice: Components, identified by D706 B0EAJP000001 Diode...
  • Page 35 Ref.No. Part No. Part Name & Description Remarks Ref.No. Part No. Part Name & Description Remarks C354 F1J1C1050013 Ceramic 1μF 16WV C739 F1J1C225A173 Ceramic 2.2μF 16WV C355 F1J1C225A173 Ceramic 2.2μF 16WV F2A1A101A354 Electrolytic 100μF 10WV C356 F1J1C225A173 Ceramic 2.2μF 16WV C741 F1J1H224A733 Ceramic 0.22μF 50WV...
  • Page 36 Ref.No. Part No. Part Name & Description Remarks Ref.No. Part No. Part Name & Description Remarks Chip 0 Ω 1/8W Chip 560 Ω 1/10W J110 D0YFR00J0001 R323 D0GD561JA017 Chip 0 Ω 1/8W Chip 180 Ω 1/16W J111 D0YFR00J0001 R324 D0GB181JA008 Chip 0 Ω...
  • Page 37 Ref.No. Part No. Part Name & Description Remarks Ref.No. Part No. Part Name & Description Remarks Chip 47k Ω 1/10W Chip 10k Ω 1/16W R655 D0GD473JA017 R837 D0GB103JA008 Chip 47k Ω 1/16W D0GDR00JA017 Chip 0 Ω 1/10W R656 D0GB473JA008 R838 Chip 47k Ω...
  • Page 38 Ref.No. Part No. Part Name & Description Remarks Ref.No. Part No. Part Name & Description Remarks CAPACITORs D908 B3AEB0000088 LED (BLUE) C130 F1J1H473A733 Ceramic 0.047μF 50WV D909 B3AEB0000088 LED (BLUE) C131 F1J1H473A733 Ceramic 0.047μF 50WV D910 B3AEB0000088 LED (BLUE) C132 F1J1H100A876 Ceramic 10pF 50WV D911...
  • Page 39 Ref.No. Part No. Part Name & Description Remarks Ref.No. Part No. Part Name & Description Remarks RESISTORs ZZFP-233 BRACKET ARM L ASS'Y Chip 0 Ω 1/8W J991 D0YFR00J0001 YFX994C193CA ARM BRACKET ASS'Y Chip 0 Ω 1/8W J992 D0YFR00J0001 7208 03 02 DAMPER GEAR D0GDR00JA017 Chip 0 Ω...
  • Page 40 10.3. Exploded View (CD Deck) YGFD044C017B...
  • Page 41 10.4. CD Player Parts List Notes: Ref. No. Part No. Part Name & Description Remarks YDFX02400002 WIRE TUBE MSW 1. Be sure to make your orders of replacement parts accord- YDFX21800003 ROLLER SHAFT ASSY ing to this list. YDFP05000011 LOADING GEAR PLATE RIVET ASSY 2.
  • Page 42 10.5. Packing Parts List...
  • Page 43 Item numbers listed below should not order reguler spare parts. (Not available) Item No Parts No Part Name & Description Remarks YFU054C005ZA INNER CARTON Not available YFU044C097YA POLYLON (FRONT) Not available YFU044C098YA POLYLON (REAR) Not available ZZPRRXBT490U PRINTING KIT YFC054C104ZA REMOVABLE FACE PLATE CASE ZZBPAK470U ZZBPAK...

  • Page 44: Schematic Diagram For Printing With Letter Size

    11 Schematic Diagram for Printing with Letter Size 11.1. Main Block (Left Side)
  • Page 45 11.2. Main Block (Right side)
  • Page 46 11.3. Display Block (Left Side)
  • Page 47 11.4. Display Block (Right side)
  • Page 48 11.5. BT/USB/AUX Block (Left Side)
  • Page 49 11.6. BT/USB/AUX Block (Right side)
  • Page 50 2012.03 (T)

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