Panasonic RX-D50EE Service Manual
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Panasonic RX-D50EE Service Manual

Panasonic RX-D50EE Service Manual

Portable stereo cd system
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All manuals and user guides at all-guides.com
Portable Stereo CD System
RX-D50EE
Model No.
Notes: Please refer to the original service manual for:
• CD Mechanism Unit (DLS6F), Order No. PSG1002024AE
A
WARNING
This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attem pt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
IMPORTANT SAFETY NOTICE
A
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Panasonic'

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Summary of Contents for Panasonic RX-D50EE

  • Page 1 All manuals and user guides at all-guides.com Portable Stereo CD System RX-D50EE Model No. Notes: Please refer to the original service manual for: • CD Mechanism Unit (DLS6F), Order No. PSG1002024AE WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public.
  • Page 2 All manuals and user guides at all-guides.com...

  • Page 3: Safety Precautions

    All manuals and user guides at all-guides.com 1 Safety Precautions 1.1. General Guidelines 1.1.1. Leakage Current Cold Check 1.1.2. Leakage Current Hot Check...
  • Page 4 All manuals and user guides at all-guides.com 1.2. Before Repair and Adjustment 1.3. Caution For Fuse Replacement 1.4. Protection Circuitry 1.5. Safety Part Information...
  • Page 5 All manuals and user guides at all-guides.com 2 Warning 2.1. Prevention of Electro Static Discharge (ESD) to Electrostatically Sensi­ tive (ES) Devices...

  • Page 6: Precaution Of Laser Diode

    All manuals and user guides at all-guides.com 2.2. Precaution of Laser Diode...

  • Page 7: Service Caution Based On Legal Restrictions

    All manuals and user guides at all-guides.com 2.3. Service caution based on Legal restrictions 2.3.1. General description about Lead Free Solder (PbF)
  • Page 8 All manuals and user guides at all-guides.com 2.4. Handling Precaution for Traverse Unit 2.4.1. Cautions to Be Taken in Handling the Optical Pickup Unit 2.4.2. Grounding for electrostatic breakdown prevention 2.4.2.1. Worktable grounding...
  • Page 9 All manuals and user guides at all-guides.com 2.4.2.2. Human body grounding...

  • Page 10: Service Navigation

    All manuals and user guides at all-guides.com 3 Service Navigation 3.1. Service Information...

  • Page 11: Specifications

    All manuals and user guides at all-guides.com 4 Specifications Mass Operating temperature range Operating humidity range Power consumption in standby mode: 0.8 W (approximate) ■ Amplifier Section RMS output power stereo mode Front (both channels driven) Total RMS stereo mode power ■...

  • Page 12: Location Of Controls And Components

    All manuals and user guides at all-guides.com 5 Location of Controls and Components 5.1. Main Unit and Remote Control Key Button Operations...

  • Page 13: Disc Information

    All manuals and user guides at all-guides.com 5.2. Disc Information • 0 - N O TE a b o u t using a D ualD isc N O TE on C Ds N O TE on MP3 L im itatio n s on M P3 play...

  • Page 14: Self Diagnostic And Doctor Mode Setting

    All manuals and user guides at all-guides.com 6 Self Diagnostic and Doctor Mode Setting 6.1. Self Diagnostic Mode 6.1.1. Self Diagnostic Table Item FL display Key operation Mode name Description 6.1.2. Self Diagnostic Error Code 1 (For CD) Error Code Diagnostic Contents Description of error FL display Remarks...

  • Page 15: Doctor Mode

    All manuals and user guides at all-guides.com 6.2. Doctor Mode 6.2.1. Doctor Mode Table 1 Item FL display Key operation Mode name Description t\ I \ I 4L С. И С ті I г...
  • Page 16 All manuals and user guides at all-guides.com 6.2.2. Doctor Mode Table 2 ГІ “ с п ГІ “ ГІ “ П U U U U U U 1 1 II II II II II 1 1 1 II II II II II 1 1 1 II II II II II 1 1 1 II II II II II 1 1 С...
  • Page 17 All manuals and user guides at all-guides.com 6.2.3. CD Loading Test Mode 6.2.4.
  • Page 18 All manuals and user guides at all-guides.com 6.2.5. CD Combination Test Mode...

  • Page 19: Service Fixture And Tools

    All manuals and user guides at all-guides.com 7 Service Fixture & Tools...
  • Page 20 All manuals and user guides at all-guides.com 8 Disassembly and Assembly Instructions CAUTION NOTE: Please use original screws and at correct locations. Below shown is the part no. of different screw types used: О © : XTV3+10GFJ XTV3+8FFJ Ф XTW 3+10FFJ ©...

  • Page 21: Disassembly Flow Chart

    All manuals and user guides at all-guides.com 8.1. Disassembly flow chart...

  • Page 22: Main Parts Location Diagram

    All manuals and user guides at all-guides.com 8.2. Main Parts Location Diagram...
  • Page 23 All manuals and user guides at all-guides.com 8.3. Disassembly of Top Cabinet Assembly...
  • Page 24 All manuals and user guides at all-guides.com 8.4. Disassembly of Music Port 8.5. Disassembly of Front Panel Assembly...
  • Page 25 All manuals and user guides at all-guides.com 8.6. Disassembly of Panel P.C.B., Standby P.C.B. and Volume P.C.B.
  • Page 26 All manuals and user guides at all-guides.com 8.7. Disassembly Woofer Speaker (SP1)
  • Page 27 All manuals and user guides at all-guides.com 8.8. Disassembly Woofer 8.9. Disassembly of CD Lid Speaker (SP2) О < s t e P 1 >...

  • Page 28: Disassembly Of Deck Mecha­ Nism Unit

    All manuals and user guides at all-guides.com 8.10. Disassembly of Deck Mecha­ nism Unit © f © x 3 А Л Ө...
  • Page 29 All manuals and user guides at all-guides.com...
  • Page 30 All manuals and user guides at all-guides.com 8.11. Disassembly of Deck P.C.B. 8.12. Disassembly of Cassette Lid...
  • Page 31 All manuals and user guides at all-guides.com...
  • Page 32 All manuals and user guides at all-guides.com 8.13. Disassembly of Mecha Bottom Cover...

  • Page 33: Disassembly Of Power P.c.b

    All manuals and user guides at all-guides.com 8.14. Disassembly of Power P.C.B.
  • Page 34 All manuals and user guides at all-guides.com < S > A X < SteP 4)

  • Page 35: Disassembly Of Main P.c.b

    All manuals and user guides at all-guides.com 8.15. Disassembly of Main P.C.B.
  • Page 36 All manuals and user guides at all-guides.com 8.16. Replacement Transisor (Q4107) 8.16.1. Disassembly of Transistor (Q4107)
  • Page 37 All manuals and user guides at all-guides.com 8.16.2. Assembly of Transistor (Q4107)
  • Page 38 All manuals and user guides at all-guides.com 8.17. Replacement Power (IC4101) 8.17.1. Disassembly of Power IC (IC4101)
  • Page 39 All manuals and user guides at all-guides.com 8.17.2. Assembly of Power IC (IC4101)
  • Page 40 All manuals and user guides at all-guides.com 8.18. Disassembly of CD Mecha­ 8.19. Disassembly Servo nism Unit P.C.B.
  • Page 41 All manuals and user guides at all-guides.com 8.20. Disassembly Battery P.C.B.
  • Page 42 All manuals and user guides at all-guides.com 8.21. Disassembly Battery P.C.B.
  • Page 43 All manuals and user guides at all-guides.com 9 Disassembly and Assembly of Traverse Unit 9.1. Disassembling Procedures...

  • Page 44: Assembling Procedure

    All manuals and user guides at all-guides.com 9.2. Assembling Procedure...
  • Page 45 All manuals and user guides at all-guides.com...

  • Page 46: Service Position

    All manuals and user guides at all-guides.com 10 Service Position 10.1. Checking & Repairing Deck 10.2. Checking & Repairing Panel P.C.B. P.C.B.
  • Page 47 All manuals and user guides at all-guides.com 10.3. Checking & Repairing Power 10.4. Checking & Repairing Main P.C.B. P.C.B.
  • Page 48 All manuals and user guides at all-guides.com...
  • Page 49 All manuals and user guides at all-guides.com 10.5. Checking & Repairing Servo P.C.B.

  • Page 50: Measurements And Adjustments

    All manuals and user guides at all-guides.com 11 Measurements and Adjustments 11.1. Tuner Section Signal Generator or Sweep Generator Radio Dial Setting Indicator (Electronic Voltmeter Adjustment Remarks or Oscilloscope) (Shown in Fig.1) Connections Frequency Signal Generator or Sweep Generator Radio Dial Setting Indicator (Electronic Voltmeter Adjustment Remarks...
  • Page 51 All manuals and user guides at all-guides.com...

  • Page 52: Deck Mechanism Section

    All manuals and user guides at all-guides.com 11.2. Deck Mechanism Section TEST TAPE INDICATOR (ELECTRONIC VOLTMETER ADJUSTMENT REMARKS or OSCILLOSCOPE) QZZCAB Headphone Jack (32П ) Azimuth Screw 1. Insert the test tape (QZZCAB) and start playback at (~ 3 dB) Fabricate the plug as shown in Fig.3 and (Shown in Fig.4) maximum volume &...

  • Page 53: Voltage Measurement & Waveform Chart

    RX-D50EE CD SERVO P.C.B.
  • Page 54 RX-D50EE MAIN P.C.B.
  • Page 55 RX-D50EE MAIN P.C.B. 12.4. DECK P.C.B. r e f n o RX-D50EE DECK P.C.B.
  • Page 56 RX-D50EE PANEL P.C.B. 12.6. POWER P.C.B. r e f n o r e f n o RX-D5 0EE POWER P.C.B.

  • Page 57: Waveform Chart

    All manuals and user guides at all-guides.com 12.7. Waveform Chart...

  • Page 58: Illustration Of Ic's, Transistors And Diodes

    All manuals and user guides at all-guides.com 13 Illustration of IC’s, Transistors and Diodes < ' ' ' ' ' ^ J x fi...
  • Page 59 All manuals and user guides at all-guides.com 14 Wiring Connection Diagram...
  • Page 60 All manuals and user guides at all-guides.com...

  • Page 61: Schematic Diagram Notes

    All manuals and user guides at all-guides.com 15 Schematic Diagram Notes ■ FUSE CAUTION...
  • Page 62 All manuals and user guides at all-guides.com...
  • Page 63 All manuals and user guides at all-guides.com 16 Schematic Diagram 16.1. CD SERVO CIRCUIT A CD SERVO CIRCUIT...
  • Page 64 All manuals and user guides at all-guides.com 16.2. MAIN CIRCUIT (1/6) B MAIN CIRCUIT u f y .
  • Page 65 All manuals and user guides at all-guides.com 16.3. MAIN CIRCUIT (2/6) B MAIN CIRCUIT...
  • Page 66 All manuals and user guides at all-guides.com 16.4. MAIN CIRCUIT (3/6) B MAIN CIRCUIT m±> b b e ^ о т в...
  • Page 67 All manuals and user guides at all-guides.com 16.5. MAIN CIRCUIT (4/6) B MAIN CIRCUIT...
  • Page 68 All manuals and user guides at all-guides.com 16.6. MAIN CIRCUIT (5/6) B MAIN CIRCUIT...
  • Page 69 All manuals and user guides at all-guides.com 16.7. MAIN CIRCUIT (6/6) B MAIN CIRCUIT...
  • Page 70 All manuals and user guides at all-guides.com 16.8. DECK CIRCUIT C DECK CIRCUIT O B I H...
  • Page 71 All manuals and user guides at all-guides.com 16.9. PANEL, VOLUME & STANDBY CIRCUIT D PANEL CIRCUIT ]> ^ t B IIII ]> VOLUME CIRCUIT 1---- J Е Ш Ш F STANDBY CIRCUIT...
  • Page 72 All manuals and user guides at all-guides.com 16.10. POWER CIRCUIT G POWER CIRCUIT...
  • Page 73 All manuals and user guides at all-guides.com 16.11. BATTERY (1), BATTERY (2) & MUSIC PORT CIRCUIT H BATTERY (1) CIRCUIT I BATTERY (2) CIRCUIT OG H H I J MUSIC PORT CIRCUIT...
  • Page 74 All manuals and user guides at all-guides.com 17 Printed Circuit Board 17.1. CD SERVO & MUSIC PORT P.C.B. CD SERVO P.C.B. (REPN0636A) MUSIC PORT P.C.B. (REPNT0061EC)
  • Page 75 All manuals and user guides at all-guides.com 17.2 MAIN P.C.B. MAIN P.C.B. (REPNT0061EA)
  • Page 76 All manuals and user guides at all-guides.com DECK, PANEL, VOLUME & STANDBY P.C.B. 17.3. DECK P.C.B. (REPNT0061EB) PANEL P.C.B. (REPNT0062B) И Ц~~Л VOLUME P.C.B. (REPNT0062B) STANDBY P.C.B. (REPNT0062B)
  • Page 77 All manuals and user guides at all-guides.com 17.4. POWER, BATTERY (1) & BATTERY (2) P.C.B. POWER P.C.B. (REPNT0063E) BATTERY (1) P.C.B. (REPNT0063E) BATTERY (2) P.C.B. (REPNT0063E)
  • Page 78 All manuals and user guides at all-guides.com...

  • Page 79: Terminal Function Of Ic's

    All manuals and user guides at all-guides.com 18 Terminal Function of IC’s 18.1. IC7001 (MN6627954AMA) IC SERVO PROCESSOR Pin No. Mark Function Pin No. Mark Function...
  • Page 80 All manuals and user guides at all-guides.com 18.2. IC7002 (BA5948FPE2) IC 4CH Drive Pin No. Mark Function Pin No. Mark Function 18.3. IC2100 (RFKWMD45EG-W) MICRO PROCESSOR Pin No. Mark Function...
  • Page 81 All manuals and user guides at all-guides.com Pin No. Mark Function...
  • Page 82 All manuals and user guides at all-guides.com...
  • Page 83 All manuals and user guides at all-guides.com 19 Exploded View and Replacement Parts List 19.1. Exploded View and Mechanical replacement Parts List 19.1.1. Cabinet Parts Location...
  • Page 84 All manuals and user guides at all-guides.com к ^ Or г...
  • Page 85 All manuals and user guides at all-guides.com 19.1.2. Deck Mechanism Parts Location (RAA0948-N) Г...
  • Page 86 All manuals and user guides at all-guides.com 19.1.3. Packaging ^POLYFOAM (LEFT) *P2— POLYFOAM (RIGHT)
  • Page 87 All manuals and user guides at all-guides.com 19.1.4. Mechanical Repacement Parts List Important Safety Notice Components identified by mark have special characteristics important for safety. When replacing any o f these components, use only manufacturer's specified parts. Note: S a f e t y R e f . P a r t N o.
  • Page 88 All manuals and user guides at all-guides.com S a f e t y R e f . P a r t N o. P a r t Name & Rem arks N o. D e s c r i p t i o n XTW3+10FFJ SCREW REXN0083...

  • Page 89: Electrical Replacement Parts List

    All manuals and user guides at all-guides.com 19.2. Electrical Replacement Parts List Important Safety Notice Components identified by & mark have special characteristics important for safety. When replacing any o f these components, use only manufacturer's specified parts. RTL (Retention Time Limited) Note: S a f e t y R e f .
  • Page 90 All manuals and user guides at all-guides.com S a f e t y R e f . P a r t N o. P a r t Name & QTY Rem arks S a f e t y R e f . P a r t N o.
  • Page 91 All manuals and user guides at all-guides.com S a f e t y R e f . P a r t N o. P a r t Name & QTY Rem arks S a f e t y R e f . P a r t N o.
  • Page 92 All manuals and user guides at all-guides.com S a f e t y R e f . P a r t N o . P a r t Name & QTY Rem arks S a f e t y R e f . P a r t N o.
  • Page 93 All manuals and user guides at all-guides.com S a f e t y R e f . P a r t N o. P a r t Name & QTY Rem arks S a f e t y R e f . P a r t N o.
  • Page 94 All manuals and user guides at all-guides.com S a f e t y R e f . P a r t N o. P a r t Name & QTY Rem arks S a f e t y R e f . P a r t N o.

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