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Samsung MX-C730D Service Manual

5-disc changer mini-compact system
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SERVICE
5-Disc Changer MINI-Compact System
MX-C730D
Refer to the service manual in the GSPN (see the rear cover) for the more information.
5-Disc Changer
MINI-Compact System
Model Name : MX-C730D
Model Code : MX-C730D/XER
Manual
1. Precaution
2. Product Specification
3. Disassembly & Reassembly
4. Troubleshooting
5. Exploded View & Part List
6. PCB Diagram
7. Schematic Diagram
CONTENTS

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  • Page 1 5-Disc Changer MINI-Compact System Model Name : MX-C730D Model Code : MX-C730D/XER SERVICE Manual CONTENTS 5-Disc Changer MINI-Compact System 1. Precaution 2. Product Specification 3. Disassembly & Reassembly 4. Troubleshooting 5. Exploded View & Part List 6. PCB Diagram 7. Schematic Diagram MX-C730D Refer to the service manual in the GSPN (see the rear cover) for the more information.
  • Page 2 Asia asia.samsungportal.com Mideast & Africa mea.samsungportal.com © Samsung Electronics Co.,Ltd. May. 2010 This Service Manual is a property of Samsung Electronics Printed in Korea Co.,Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law.
  • Page 3: Table Of Contents

    Contents 1. Precaution 1-1 Safety Precautions ................... 1-1 1-2 Servicing Precautions ..................1-3 1-3 Precautions for Electrostatically Sensitive Devices (ESDs) ......1-4 2. Product Specification 2-1 Product Feature ....................2-1 2-2 Specifications ....................2-2 2-3 Specifications Analysis ..................2-3 2-4 Accessories ......................2-4 3. Disassembly & Reassembly 3-1 Overall Disassembly &...
  • Page 4 Contents 7. Schematic Diagram 7-1 Overall Block Diagram ..................7-1 7-2 FRONT ......................7-2 7-3 MAIN_MICOM ....................7-3 7-4 MAIN_MPEG....................7-4 7-5 MAIN_PWM .....................7-5 7-6 MAIN_AMP ......................7-6 7-7 SMPS .......................7-7...
  • Page 5: Precaution

    1 and 5.2 megohms. If there is no return path, the measured resistance should be “infinite.” If the resistance is outside these limits, a shock hazard might exist. See Fig. 1-2. Samsung Electronics...
  • Page 6 . Use replacement components that have the same ratings, especially for flame resistance and dielectric strength specifications. A replacement part that does not have the same safety characteristics as the original might create shock, fire or other hazards. Samsung Electronics...
  • Page 7: Servicing Precautions

    8. Always connect a test instrument’s ground lead to the instrument chassis ground before connecting the positive lead; always remove the instrument’s ground lead last. First read the “Safety Precautions” section of this manual. If some unforeseen circumstance creates a conflict between the servicing and safety precautions, always follow the safety precautions. Samsung Electronics...
  • Page 8: Precautions For Electrostatically Sensitive Devices (Esds)

    9. Minimize body motions when handing unpackaged replacement ESDs. Motions such as brushing clothes together, or lifting a foot from a carpeted floor can generate enough static electricity to damage an ESD. Samsung Electronics...
  • Page 9: Product Specification

    - New Bass Sound System (Called GiGAS Sound)  Connectivity - USB: To Enlarge the music ripping range - Portable Audio In (3.5 phi Stereo Jack) - Compatible: DVD, Divx, MP3, CD / CD-R, RW, WMA, VCD (Regional Option) Samsung Electronics...
  • Page 10: Specifications

    180Watts/CH RMS, IEC (total harmonic distortion: 10 %) AMPLIFIER Channel separation 60 dB Signal/noise ratio 70 dB Power Consumption (MX-C630) 60 W Power Consumption (MX-C730) 70 W GENERAL Dimensions 270 (W) x 227 (H) x 230 (D) mm Weight 3.8 Kg Samsung Electronics...
  • Page 11: Specifications Analysis

    Product Specification 2-3 Specifications Analysis Model Name MX-C630 MX-C630D MX-C730 MX-C730D MAX-G55 Photo OUTPUT 2.0ch 200W 2.0ch 200W 2.0ch 360W 2.0ch 360W 2.0ch 180W POWER FRONT DISPLAY      SLEEP      DIMMER CD/DVD   ...
  • Page 12: Accessories

    Product Specification 2-4 Accessories 2-4-1 Supplied Accessories Accessories Item Item code Remark AH59-02147V Remote Control AH39-40001V Audio Cable Samsung Service Center AH42-00021A FM Antenna AH68-02252P User's Manual AH68-02252V Samsung Electronics...
  • Page 13: Disassembly & Reassembly

    - Assemble in the reverse order of disassembly. Description Description Photo 1) Unfasten 4 screws on side Cover. 2) Separate the side cover and unfasten 2 screws on back Cover. 1) Unfasten 4 screws on side Cover and separate the side Cover. Samsung Electronics...
  • Page 14 Disassembly & Reassembly Description Description Photo 2) Separate the Top Cover. Detach 2 hook and eye 1) Unfasten 4 screws, Detach Metallic shield to base. 2) Unfasten 8 screws. 3) Separate SMPS & MAIN PCB From metallic shield. Samsung Electronics...
  • Page 15 Disassembly & Reassembly Description Description Photo 4) Unfasten 4 screws separate DECK from shield. 1) Unfasten 9 screws. 2) Then separate the 2 front PCB From front panel. Detach 2 hook and eye Samsung Electronics...
  • Page 16: Mecha Deck Disassembly & Reassembly

    Description Photo 1) Unfasten the screw and Separate the cable, push and slip the Cover-Top. 2) Be careful the hook and eye. 3) Be careful the Spring-stopper To keep from happening curve. 4) Be careful the hook and eye. Samsung Electronics...
  • Page 17 1) Push the white swich and pull the 5 tray out. 2) Turn the white wheel with counter-clockwise to end at first, then turn the lever-link. 3) If you can’t turn the lever-link, check the wheel. 4) Push the hook, let the lever-link turn to right again. Samsung Electronics...
  • Page 18 Disassembly & Reassembly Description Description Photo 1) Pull the Holder-Traverse, take it out. 2) Take the shaft out and well-kept. 3) Unfasten the 4 screws, separate the cable. Samsung Electronics...
  • Page 19 Disassembly & Reassembly Description Description Photo 1) Separate the white cover. 2) Pull the pick-up out. 3) Unfasten the 2 screws. Samsung Electronics...
  • Page 20 Disassembly & Reassembly Description Description Photo 4) Separate the Chassis-Sub.  DECK Reassembly 1) Pay attention to the hook and the rubber’s direction. 2) Assemble the white cover. 3) Use the right way assemble the cable. Samsung Electronics...
  • Page 21 Disassembly & Reassembly Description Description Photo 1) Slip the Slider-Cam in the right. 2) Aim at the holes when assemble the Holder-Traverse. 3) Aim at the other holes. Samsung Electronics...
  • Page 22 Disassembly & Reassembly Description Description Photo 4) After assemble the Holder-Traverse, adjust the lever-link and input the shaft. 1) Push the tray in, hook the top tray. 2) Hook the top tray. 3) Test the hook’s work. 3-10 Samsung Electronics...
  • Page 23 Disassembly & Reassembly Description Description Photo 4) Be careful the Spring-stopper To keep from happening curve when you assemble the Cover-Top. Samsung Electronics 3-11...
  • Page 24 MEMO 3-12 Samsung Electronics...
  • Page 25: Troubleshooting

    Fig. 4-1. Check VFD Voltage Check or replace SMPS. in MAIN PCB PCN3 Pin 13 ~ 15? Check reset Check signal and signal circuit in MAIN PCB UX1, UX2 pattern. part ok? Check pattern or replace MICOM IC. Samsung Electronics...
  • Page 26 Troubleshooting  MAIN_MICOM, page 7-3 UIC1  MAIN PCB Top, page 6-5 <Fig. 4-1> Samsung Electronics...
  • Page 27 WIC1 (9830) and input and input and signal pattern. output signal?  Refer to wave pattern image of Fig. 4-2. Check signal input and Check MICOM IC signal pattern or replace (UIC1) and MICI MPEG SMPS. (ESS) signal? Replace UIC1 and MIC1. Samsung Electronics...
  • Page 28 Troubleshooting  MAIN _AMP, page 7-6 WIC1  MAIN PCB Top, page 6-5 <Fig. 4-2> Samsung Electronics...
  • Page 29: Measures To Be Taken When The Protection Circuit Operates

    3. There is no power supply for AMP. Protection Location Pin No. Remark Open Short +12V (6, 9#) CON3 D5.6V (1~4#)  +PVDD (about +38V) C630 about SMPS PCB (1~4#) +27.5V  -PVDD (about -38V) C630 about CON2 (11~14#) -27.5V +5V (7#) -5V (8#) <Table 4-1> Samsung Electronics...
  • Page 30 (Caution!!: Do not connect the power cord during bellow check!) Measurement Resistance using Tester - Approximately - 2kΩ F/R CH 2kΩ SUBWOOFER <Table 4-2> If Measured Resistance is very different from above numbers. There is a Problem. → AMP PART Problem 2CH SPEAKER OUT RIGHT LEFT Samsung Electronics...
  • Page 31: Micom, Mpeg Initialization & Update

    2. Insert USB Memory, and play. “Update” will be displayed and glisten. Set will be power off → on. 3. The disc is automatically ejected. (If you use USB memory, detach USB memory.)  MPEG Reset 1. During “No Disc” displayed, push the stop button 5 seconds. After displayed “INITIALIZE” set will power off automatically. Samsung Electronics...
  • Page 32: Buyer-Region Code Setting Method

    Insert number “33”, “33” to select Region Code. TEST − − 4. After step (3), you can see “− −” on the VFD. Insert the Region Code corresponding model with − − “0 ~ 9” buttons on the remote control. 5. Turn the Power off. Samsung Electronics...
  • Page 33 Troubleshooting  Option Table MX-C730 / MX-C630 MX-C730D / MX-C630D Buyer Remark Region Code Region Code Africa, Pakistan Australia BRAZIL CANADA China (semi_mic) England Europe HACO India Indonesia, HONGKONG Israel Iran JAPAN Latin American Mexico Newzealand Philippines Russia (full_mic) Russia (semi_mic) South Africa Taiwan Middle Asia Asia Singapore <Table 4-3> Samsung Electronics...
  • Page 34: Exploded View & Part List

    T0268 P001A M0014 W391 W390 W390 D001A W391 AC060 W391 MF01 C0104 AC070 FK08 AK400 F001A W391 W390 MF02 AK111 ES04 FK01 AC274 FD17  S.N.A: Service Not Available This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 35 AH82-00211B A/S ASSY-FORNT VFD;MX-C730,ALL BUYER MF02 AH82-00211A A/S ASSY-FRONT KEY PCB;MX-C730,ALL BUYER P001A AH44-00222B DC VSS-HP;MX-C730,ORTP-560B,AC/DC,120W,A T001 AH64-05214A CABINET-TOP;MAX-DC630,HIPS,36,261,230,BL T0268 AC39-10019A CBF-POWER CORD;AT,CP2,HOUING(2P),250V,2. W390 6003-000276 SCREW-TAPTYPE;BH,+,-,B,M3,L10,ZPC(WHT),S W391 6003-000275 SCREW-TAPTYPE;BH,+,B,M3,L10,ZPC(BLK),SWR Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 36: Speaker System

    Exploded View & Part List 5-2 Speaker System FM ANT SPEAKERS 75Ω OUT(4Ω) Front Front Speaker (R) Speaker (L)  Part List Loc. No. Part No. Description;Specification Qty. Remark Front Speaker AH81-05741A SPEAKER-SYSTEM; PS-C730D,SPK SYSTEM L & R This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 37: Electrical Part List

    R-CARBON 220ohm,5%,1/8W,AA,TP,1.8x3.2mm PZD05 0403-001321 DIODE-ZENER MTZJ6.8C,6.7-6.97V,500mW,DO- 2001-000591 R-CARBON 3.3Kohm,5%,1/8W,AA,TP,1.8x3.2mm R1P109 2001-000362 R-CARBON 150ohm,5%,1/8W,AA,TP,1.8x3.2mm R1P10B 2001-000290 R-CARBON 10Kohm,5%,1/8W,AA,TP,1.8x3.2mm R1P110 2001-000449 R-CARBON 2.2Kohm,5%,1/8W,AA,TP,1.8x3.2mm R1SR14 2001-000003 R-CARBON 330ohm,5%,1/8W,AA,TP,1.8x3.2mm R3A04 2001-000221 R-CARBON 1.2Kohm,5%,1/8W,AA,TP,1.8x3.2mm Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 38 C-CER,CHIP 0.22nF,5%,50V,NP0,1608 AC510 3708-001577 CONNECTOR-FPC/FFC/PIC 30P,1.25mm,STRAIGH 0407-000116 DIODE-SWITCHING KDS181,DAP202K,SDS2836,8 AD480 2203-001386 C-CER,CHIP 100nF,10%,100V,X7R,TP,3216,3. AD480 2203-006333 C-CER,CHIP 10000nF,20%,16V,X5R,TP,3216 AD480 2203-006336 C-CER,CHIP 10000nF,10%,25V,X5R,3216 AD480 2203-006698 C-CER,CHIP 1000nF,10%,25V,X7R,1608 AD480 2203-002494 C-CER,CHIP 470nF,10%,16V,X7R,2012 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 39 ES1D,200V,1A,DO-214AC,TP 2007-000023 R-CHIP 120ohm,5%,1/8W,TP,2012 DR10 2007-000113 R-CHIP 33ohm,5%,1/10W,TP,1608 DR32 3301-000314 BEAD-SMD 120ohm,1.6x0.8x0.8mm,-,-,- DS01A 0401-001166 DIODE-SWITCHING BAV20WS-V,150V,250mA,SOD DU501 1203-001824 IC-VOL. DETECTOR 7042,SOT-89,3P,PLASTIC, ER19 2007-002899 R-CHIP 10ohm,1%,1/10W,TP,1608 FAR22 2007-000082 R-CHIP 3.3Kohm,5%,1/10W,TP,1608 Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 40 MR19 2007-000087 R-CHIP 6.8Kohm,5%,1/10W,TP,1608 2007-000130 R-CHIP 39Kohm,5%,1/10W,TP,1608 2007-000130 R-CHIP 39Kohm,5%,1/10W,TP,1608 MR312 2007-000450 R-CHIP 180ohm,5%,1/10W,TP,1608 MR34 2007-000118 R-CHIP 390ohm,5%,1/10W,TP,1608 MR34 2007-000118 R-CHIP 390ohm,5%,1/10W,TP,1608 2007-000455 R-CHIP 18Kohm,1%,1/10W,TP,1608 MROP1 2007-000090 R-CHIP 10Kohm,5%,1/10W,TP,1608 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 41 2007-000552 R-CHIP 20ohm,5%,1/10W,TP,1608 UR28 2007-001026 R-CHIP 560Kohm,5%,1/10W,TP,1608 UR53 2007-000305 R-CHIP 10Mohm,5%,1/10W,TP,1608 2802-001174 RESONATOR-CERAMIC 10MHZ,0.5%,BK,8X3.5X3M 2203-000357 C-CER,CHIP 0.15nF,5%,50V,C0G,1608 W272 6003-001464 SCREW-TAPTYPE BH,+,B,M3,L10,ZPC(WHT) WC31 2305-000407 C-FILM,LEAD-PEF 470nF,5%,100V,TP,10.5x6x X202 2801-004371 CRYSTAL-SMD 12.288MHz,50ppm,SX-1,18pF,50 Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 42 SP01A AH96-00256D ASSY SPEAKER P 4OHM,PS-C730D,2.0CH,360W, SP01A AH81-05741A SPEAKER PS-C730D,SPK SYSTEM F001 AH64-05255A PANEL FRONT PS-C630,ABS AH64-05256A DECORATION PS-C530,ABS H001 AH81-05669A SPEAKER PS-C630,WOOFER RING AH81-05676A SPEAKER-T/W UNIT PS-C530,T/W UNIT This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 43 MX-C630D,nwt,ENG/URK/KAZ,MO REMO2 AH59-02147V REMOCON 10D-COMPO MINI DVD MX-C830D-NT,S AH92-03355Q ASSY BOX MX-C730 SNA AH68-02274D LABEL-STICKER MX-C730/XAX,SEM,ART PAPER, AH69-02901D BOX-SET MX-C730D/XAX,CB,DW, A-1, FLEXO,H AH68-01981M LABEL-BOX ALL MODEL,ALL BUYER,heat sensi Samsung Electronics This Document can not be used without Samsung’s authorization. 5-10...
  • Page 44 MEMO 5-11 Samsung Electronics...
  • Page 45: Pcb Diagram

    DECK FUNCTION SPK JACK 15P (Load Motor PWR) Pick up Motor MPEG MICOM 4P (Pick Up Motor) 15P (MAIN POWER) 30P (Ctrl+Signal) 15P (AMP POWER) FRONT PCB SMPS PCB POWER VFD DISPLAY KEY LED REMOCON EYE VFD DRIVER MIC/HEADPHONE AUX/USB Samsung Electronics...
  • Page 46: Front Pcb Top

    PCB Diagram 6-2 FRONT PCB Top UIC2 UCW1 Samsung Electronics...
  • Page 47 PCB Diagram 6-2-1 Pin Connection 1 UCW1 To FRONT PCB Pin No. Signal VOL_LED6 VOL_LED5 VOL_LED4 VOL_LED3 VOL_LED2 VOL_LED1 MIC-SEN HP-SEN VFD_DO HP-L AGMD HP-R KEY_AD2 ST5V +12V -VFD +VFD VFD_CLK VFD_CE AUX_SEN VR-UP VR-DOWN REMOCON AUXL AGND AUXR MIC-SIGN Samsung Electronics...
  • Page 48: Front Pcb Bottom

    PCB Diagram 6-3 FRONT PCB Bottom UIC2 FIC1 UCW1 Samsung Electronics...
  • Page 49: Main Pcb Top

    PCB Diagram 6-4 MAIN PCB Top PCN1 PCN3 IC13 AIC1 TACN1 WIC1 MCN2 UIC1 MIC4 MIC5 MIC1 MIC2 RFIC3 CON70 UTCN1 RFCN3 PFCN1 Samsung Electronics...
  • Page 50 REC_R L-S(LEVEL) -VFD REC_L +VFD GND(SW) OUT_R -VFD SW1(INITIAL) +12V T-S(DISC CHK) OUT_L Vref ST5V SW5(STOCK) KEY_AD2 DVD-VR L-LED(GND) HP-R SW2(MODE2) AGMD DVD-LD SW3(MODE1) HP-L T-LED(GND) VFD_DO H-Vcc CM-(DW) HP-SEN MIC-SEN CM+(UP) VOL_LED1 VOL_LED2 VOL_LED3 VOL_LED4 VOL_LED5 VOL_LED6 Samsung Electronics...
  • Page 51 PCB Diagram 6-4-2 Test Point Wave Form 8 PCN1 AMP Power Pin No. Signal +PVDD37V A-GND A-GND -A5V A-GND A-GND -PVDD37V A-GND Samsung Electronics...
  • Page 52: Main Pcb Bottom

    PCB Diagram 6-5 MAIN PCB Bottom PCN1 PCN3 PIC4 TACN1 AIC3 WIC2 MCN2 UIC2 MCN1 RFCN3 OPEN1 UTCN1 RFCN1 Samsung Electronics...
  • Page 53: Smps Pcb Top

    PCB Diagram 6-6 SMPS PCB Top CON2 CON3 Samsung Electronics...
  • Page 54: Smps Pcb Bottom

    PCB Diagram 6-7 SMPS PCB Bottom CON2 CON3 6-10 Samsung Electronics...
  • Page 55: Schematic Diagram

    SPK_FR R SPK IRF4019 PWM_FR_R+ CtrL+SIGNAL 74LCX04 PWM_FR_R- Ctrl 12.288 MHz SIGNAL PRE-AMP JACK 4560 Ctrl DATA 5 Tray Motor Ctrl MECHA DRAM IC AM 5766 JACK H/P SIGNAL Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 56: Front

    Schematic Diagram 7-2 FRONT POWER AUDIO This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 57: Main_Micom

    Schematic Diagram 7-3 MAIN_MICOM POWER AUDIO Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 58: Main_Mpeg

    Schematic Diagram 7-4 MAIN_MPEG POWER AUDIO VIDEO This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 59: Main_Pwm

    Schematic Diagram 7-5 MAIN_PWM POWER AUDIO Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 60: Main_Amp

    Schematic Diagram 7-6 MAIN_AMP POWER AUDIO This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 61: Smps

    Schematic Diagram 7-7 SMPS EER4042V EER4215V 2.9uH (0.8) 2.9uH (0.8) EER-2525V 2.9uH Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 62 MEMO Samsung Electronics...

This manual is also suitable for:

Mx-c630Mx-c630dMx-c730Max-g55Mx-c730d/xerMx-c730/xap