Samsung RCD-M70 Service Manual

Samsung RCD-M70 Service Manual

Radio cassette recorder cd player
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SERVICE
RADIO CASSETTE RECORDER CD PLAYER
RADIO CASSETTE RECORDER
CD PLAYER
RCD-M70
Manual
6. PCB Diagrams
CONTENTS

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Summary of Contents for Samsung RCD-M70

  • Page 1 RADIO CASSETTE RECORDER CD PLAYER RCD-M70 SERVICE Manual CONTENTS RADIO CASSETTE RECORDER CD PLAYER 1. Alignment and Adjustments 2. Disassembly and Reassembly 3. Exploded Views and Parts List 4. Electrical Parts List 5. Block Diagrams 6. PCB Diagrams 7. Wiring Diagram...
  • Page 2 2. Remove 9 screws of of its rear part 3. Remove 3 screws of of its rear part 4. Remove Front/Top Cabinet of B Fig 2-1 2-2 Top Cabinet 1. Remove Top Cabinet of C to topward. Fig 2-2 Samsung Electronics...
  • Page 3: Alignment And Adjustments

    Figure1-2 FM Auto Search Level Adjustment Oscilloscope FM Stereo Adjustment FM antenna SSG FREQ. 98MHz 75Ω Frequency 98MHz Dummy VTVM Speaker Adjustment SEMI-VR(5KΩ) Terminal point (ISVR1) 5KΩ L-CH/R-CH : Maximum(Figure 1-3) Stereo Modulator (Pilot 10%) Figure1-3 FM Stereo Separation Adjustment Samsung Electronics...
  • Page 4 Figure 1-5 594 KHz 594 KHz MW-ANT Maximum output AM tracking adjustment Non Adjust AM VT(OR10) Input DC Voltmeter Figure 1-4 VTVM Oscilloscope AM Signal Speaker Generator AM-ANT Test Loop Terminal Antenna 60 cm Ω Dummy Load(3 Figure 1-5 Samsung Electronics...
  • Page 5 1) Connect the equipments as shown in Fig.1-8 adjust the tape speed with test tape (recorded at 3KHz : MTT-111N) PRE/REC PART KC433 50KHz FREQUENCY COUNTER Fig.1-6 Recording bias adjustment Adjustment R/P head Adjustment screw Fig.1-7 Azimuth speed adjustment VTVM OSCILLOSCOPE UNIT UNDER TEST FREQUENCY 3000Hz COUNTER Fig.1-8 Samsung Electronics...
  • Page 6: Exploded Views And Parts List

    AH81-11037D R.F PULLEY ASS’Y 8521-200090-300 AH81-11154D BELT SUB 6600-090014-001 AH81-11037H CAM GEAR 6021-200802-001 AH81-11037J S REEL ASS’Y 8521-200080-300 AH81-11037K T REEL ASS’Y 8521-200070-300 AH81-11154E BELT MAIN 6600-090020-001 AH81-11150W R/P HEAD TC-951 AH81-11150X ERASE HEAD TC-230AN AH81-11037Q MOTOR EG530YD2BH Samsung Electronics...
  • Page 7 TAPE DECK ASS’Y YN921ZSW-50 AH81-10005W LEAF SWITCH MSW-1541T PINCH ROLLER ARM ASS’Y 1921-04-301 AH81-10005Z RF BLET 1921-07-03 AH81-10006C AH81-10006R MAIN BELT 1821-12-173 MOTOR EG530YD2B AH81-11037Q R/P HEAD MS15R-AA2N1 AH81-10022E P/B HEAD MR359-KF243 AH81-10022H AH81-10022T E-HEAD PHK380-MS16A MAIN BELT 1821-17-03 AH81-10023W Samsung Electronics...
  • Page 8 3-2 Main Exploded View and Parts List 3-2-1 Exploded View Samsung Electronics...
  • Page 9 WINDOW-CASS L PMMA SMOKE AH64-00844B WINDOW-CASS R PMMA SMOKE AH61-00502B HOLDER SIDE L AH61-00503B HOLDER SIDE R 3001-001178 SPEAKER-TWEETER 7W,4 ohm AH64-00836B CABINET-BACK HIPS 4201-001051 ANTENNA-ROD 730mm,210mm AH64-00842B HANDLE AH63-00209B COVER-HANDLE AH64-00841B LID-BATTERY AH61-00586A SPRING BATT +- SUS304,PI1.2 Samsung Electronics...
  • Page 10 POM WHT AH66-90060A TABLE-CHUCK ABS+GF10% AH66-90059A TRAY ABS BLK 0402-000125 DIODE 1N4001 50V 1A AJ60-10001A SCREW TAP TITE PWH M7 L5 AH60-10051A SCREW TAP TITE PWH PI12 M3X8 AH60-10107A SCREW TAP TITE PWH PI15 M3X12 AJ30-20001B PICK-UP SOH-AP Samsung Electronics...
  • Page 11: Electrical Parts List

    Description & Specifiation Remarks 4. Electrical Parts List Location no. Code no. Description & Specifiation Remarks Location no. Code no. Description & Specifiation Remarks AH26-00130A TRANS POWER -,RCD-M70,-,-,115/230V,-,-,-,5 2001-000003 R-CARBON 330ohm,5%,1/8W,AA,TP,1.8x3.2mm AH39-10001K POWER-CORD CP2,KLCE-2F,2M,KKS-15,VDE 2001-000005 R-CARBON 390ohm,5%,1/8W,AA,TP,1.8x3.2mm AH59-00043G REMOCON-ASSY RCDM70,-,-,-,15KEY,-,-,-,-,-,-...
  • Page 12 C-FILM,PEF 10nF,10%,50V,6x12x3.5,TP UR158 2001-000850 R-CARBON 560Kohm,5%,1/8W,AA,TP,1.8x3.2m JC59 2301-000379 C-FILM,PEF 10nF,10%,50V,6x12x3.5,TP 2001-000864 R-CARBON 56Kohm,5%,1/8W,AA,TP,1.8x3.2mm 2301-000379 C-FILM,PEF 10nF,10%,50V,6x12x3.5,TP UR49 2001-000864 R-CARBON 56Kohm,5%,1/8W,AA,TP,1.8x3.2mm 2301-000400 C-FILM,PEF 1nF,10%,50V,5.5x12x3,TP 2001-000869 R-CARBON 56ohm,5%,1/8W,AA,TP,1.8x3.2mm AC53 2301-000400 C-FILM,PEF 1nF,10%,50V,5.5x12x3,TP KR53 2001-000869 R-CARBON 56ohm,5%,1/8W,AA,TP,1.8x3.2mm KC56 2301-000404 C-FILM,PEF 2.2nF,10%,50V,5.5x12x3,TP Samsung Electronics...
  • Page 13 AFB1 3301-000297 CORE-FERRITE BEAD AA,3.6x1.2x5.7mm,1400,2900G AH27-00020A COIL-FERRITE -,240UH+10%,L82&*100,100MM,MWL USW1-22 3404-000165 SWITCH-TACT 12V,50mA,160gf,SKHV10910A TFE1 AH40-10025Y TUNER-FM KST-F402VD-2,-,OIRT ULCD1 AH07-00004B -,RCDM70,-,-,-,-,-,-,3.0V,-,- AH59-20006V DECK-CASSETTE -,RCD-M70,-,-,DC12V,-,-,- UIC1 AH11-00032A MASK ROM S3C7235DB8-QWR5,MCD-M70 0501-000398 TR-SMALL SIGNAL KSC945-YTA,NPN,60V,50V,150MA, IIC1 AH14-10002D LA1851N,, 0501-000398 TR-SMALL SIGNAL KSC945-YTA,NPN,60V,50V,150MA, Samsung Electronics...
  • Page 14 220uF,20%,4V,GP,6.3*5,2.5MM TP NR291 2007-000468 R-CHIP 1Kohm,5%,1/10W,DA,TP,2012 NC701 2401-000868 C-AL 220uF,20%,4V,GP,6.3*5,2.5MM TP NR292 2007-000468 R-CHIP 1Kohm,5%,1/10W,DA,TP,2012 2401-001102 C-AL 330uF,20%,16V,GP,8*11.5,5MM,TP NR293 2007-000468 R-CHIP 1Kohm,5%,1/10W,DA,TP,2012 NC122 2401-001238 C-AL 4.7uF,20%,25V,GP,3*5,2.5MM,TP NR401 2007-000468 R-CHIP 1Kohm,5%,1/10W,DA,TP,2012 NC55L 2401-001238 C-AL 4.7uF,20%,25V,GP,3*5,2.5MM,TP NR54L 2007-000468 R-CHIP 1Kohm,5%,1/10W,DA,TP,2012 Samsung Electronics...
  • Page 15 2401-001238 C-AL 4.7uF,20%,25V,GP,3*5,2.5MM,TP NC903 2401-001238 C-AL 4.7uF,20%,25V,GP,3*5,2.5MM,TP NC124 2401-001324 C-AL 470nF,20%,50V,GP,3*5,2.5MM,TP NJW108 3301-000297 CORE-FERRITE BEAD AA,3.6x1.2x5.7mm,1400,2900G AJ30-20001B PICK UP SOH-AP AH59-20004Y DECK-CDP CMS-P30AM6UD CMS100-1 CD MECHA(BOM ASSY) CMS-100-1,NO A/S M-SUB(MRP)-D SUB METRTAL(MRP) SUB METRTAL(MRP) RCD/VCD/SA/RC 3601-000268 FUSE-CARTRIDGE 250V,315mA,TIME-LAG,GLASS,5x20 Samsung Electronics...
  • Page 16: Block Diagrams

    5. Block Diagram 5-1 Main Samsung Electronics...
  • Page 17 5-2 CD Part DECK CMS-P30AM6UD Samsung Electronics...
  • Page 18 6. Printed Circuit Board Diagram 6-1 Battery PCB 6-2 Back Lighting PCB 6-3 Front PCB Samsung Electronics...
  • Page 19 6-4 Main PCB Samsung Electronics...
  • Page 20 6-5 CD PCB 6-6 VR Control PCB Samsung Electronics...
  • Page 21 6-7 Power PCB Samsung Electronics...
  • Page 22: Wiring Diagram

    7. Wiring Diagram Samsung Electronics...
  • Page 23: Schematic Diagrams

    8. Schematic Diagram 8-1 CD Part Samsung Electronics...
  • Page 24 8-2 MAIN Part Samsung Electronics...

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