Samsung MM-L2G Service Manual
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Samsung MM-L2G Service Manual

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SERVICE
MICRO COMPONENT SYSTME
CD Repeat
A
B
Band
TUNER
Timer
TAPE
Clock
Down
Mute
Repeat
A
B
PTY
RDS Display
CD
Sync.
REC/
Down
Pause
Push Open
On/Standby
Volum e
CD
AUX
EQ
Tuning Mode
Up
S.Bass
Push Open
On/Standby
Volum e
Band
Mute
TUNER
CD
EQ
TAPE
AUX
S.Bass
Power
Tuning Mode
Up
Sound
Pus h Ejec t
MICRO COMPONENT
SYSTEM
MM-L2 MM-L2G
MM-L4 MM-L4G
Manual
5. PCB Diagrams
CONTENTS

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Summary of Contents for Samsung MM-L2G

  • Page 1 MICRO COMPONENT SYSTEM MM-L2 MM-L2G MM-L4 MM-L4G SERVICE Manual MICRO COMPONENT SYSTME CONTENTS 1. Alignment and Adjustments Push Open 2. Exploded Views and Parts List On/Standby CD Repeat Volum e 3. Electrical Parts List Band TUNER Timer TAPE Clock 4. Block Diagrams...
  • Page 2 ELECTRONICS © Samsung Electronics Co.,Ltd. SEP. 2001 Printed in Korea Code no. AH68-20183R...

  • Page 3: Alignment And Adjustments

    1. Alignment and Adjustments (Only MM-L4/L4G) -0.05V), 1.85 Samsung Electronics...
  • Page 4 Alignment and Adjustments (OPTION) Samsung Electronics...
  • Page 5 IF GENERATOR Figure Figure 1-1 IF CENTER Adjustment FM Frequency Coverage Adjustment SSG.FREQ. FREQ.SETTING ADJUST.POINT REMARK 87.5MHZ TUNE TO THE LOWEST L101 0.9V 108MHZ TUNE TO THE HIGHEST CHECK Digital DC Voltmeter C160 Figure 1-2 FM Freq. Range Adjustment Samsung Electronics...
  • Page 6 Low Frequency (170KHZ), High Frequency(270KHz),Usable Senc. (S/N 20dB) < 68dB Adjust T103 (LW ANT), Gain Output Max. IF GENERATOR Adjust C183 (LW ANT), Gain Output Max. 450KHZ Seek Stop Check OSCILLOSCOPE Level Spec. Figure 1-4 AM IF Adjustment 212KHZ 400KHZ 40-70dB Samsung Electronics...
  • Page 7 Adjust Azimuth Item Tape Pre-Setup Adjust Point Standard Figure Azimuth MTT-111CN Press Play Adjustment 8KHZ Fig. 1-6 Button after screw of HEAD Fig 1-8 putting tape into the Deck Recording/play Recording/play head AZIMUTH AZIMUTH Control Figure 1 1-8 Samsung Electronics...

  • Page 8: Exploded Views And Parts List

    TR981PA 14KHZ AH81-10022E RP HEAD MA15RAA2N1 12KHZ AH81-00099A ASS,Y MOTOR EG530YD-2BH AH81-00099A ASS,Y MOTOR EG530YD-2BH AH81-00100A BELT MAIN ADR2400S-MAIN AH81-00100A BELT MAIN ADR2400S-MAIN AH81-00101A BELT FR ADR2400S-FR AH81-00101A BELT FR ADR2400S-FR AH81-00102A SOLENOID ADR2400-1 AH81-00102A SOLENOID ADR2400-1 12V Samsung Electronics...
  • Page 9 M BELT 6600-090020-001 6600-090020-001 AH81-11154D RF BELT 6600-090014-001 6600-090014-001 AH81-11150W RP HEAD TC-591 TC951 AH81-11150X E HEAD TC-230AN TC 230AN AH81-11037D R.F PULLEY ASSÕY 8521-2000090-300 8521-2000090-300 AH81-11037J S REEL ASSÕY 8521-2000080-300 8521-2000080-300 AH81-11037K T REEL ASSÕY 8521-2000070-300 8521-2000070-300 Samsung Electronics...
  • Page 10 2-3 TOTAL ; MM-L4/L4G 48-1 Samsung Electronics...
  • Page 11 ABS SILVER MM-L4/L4G AH81-00561A KNOB LEFT ABS SILVER MM-L4/L4G AH81-00561C KNOB VOLUME ABS SILVER MM-L4/L4G AH81-00561D KNOB FUNCTION ABS SILVER MM-L4/L4G AH81-00561B KNOB RIGHT ABS SILVER MM-L4/L4G AH81-00552E LENS POWER SOUND CLEAR,ORANGE MM-L4/L4G AH61-80030A DEMPER ASS’Y ASSEMBLY MM-L4/L4G Samsung Electronics...
  • Page 12 2-4 TOTAL ; MM-L2/L2G 48-1 Samsung Electronics...
  • Page 13 * Parts List Code No. Description Specification Remarks AH81-00607A CASS DOOR ASS’Y ASSEMBLY MM-L2 AH81-00607B CASS DOOR ASS’Y ASSEMBLY MM-L2G AH81-00554B HOLDER CASS PS,M/BLUE MM-L2 AH81-00572A KNOB CASS (REC) ABS,L/GRAY MM-L2/L2G AH81-00572B KNOB CASS (PLAY) ABS,L/GRAY MM-L2/L2G AH81-00572C KNOB CASS (REW)
  • Page 14 Remarks AH81-00568R CD MECHA P31TG6U(CMS-P31) AH81-00635A CHASSIS-DECK(M) AJ70-00601E AH81-00635D COVER-GEAR AJ66-00601G AH81-00635B GEAR(A) AJ66-00601D AH81-00635E GEAR(B) AJ66-00601B AH81-00635F GEAR(C) AJ66-00601F AH81-00635G SHAFT-PU AJ70-00601A AH81-00635H TURN-TABLE(T) AJ72-00602A AH81-00635J SOH-AA AJ75-00601F AH81-00635K MOTOR-SPINDLE AJ31-00601C AH81-00635C MOTOR-FEED AJ31-00601A AH81-00635L SCREW-PH AJ60-00601D Samsung Electronics...
  • Page 15 AH81-00563C PANEL SPK ASS’Y AH81-00571D SPEAKER-GENERAL AH81-00551L CUSHION SPK AH81-00564A WRAP WOODEN AH81-00571C WIRE SPEAKER * MM-L2G SPK :PS L2GE Code No. Description :Specification AH81-00579C SPEAKER SYSTEM ASS’Y AH81-00569F SPEAKER L ASS’Y AH81-00570F SPEAKER R ASS’Y AH81-00563E PANEL SPK ASS’Y...

  • Page 16: Electrical Parts List

    C-CERAMIC,DISC;47nF,+80% -20% 50V Y5V 12 C201 2201-000144 C-CERAMIC,DISC;100pF,5%,50V,NPO,8.0X4.0m C705 2401-001962 C-AL;4700uF,20%,35V,GP,BK,22x40mm,5 C251 2201-000144 C-CERAMIC,DISC;100pF,5%,50V,NPO,8.0X4.0m C706 2401-001883 C-AL;1000uF,20%,25V,GP,13x21mm,5mm, C301 2301-000422 C-FILM,PEF;3.3nF,10%,50V,5.5x7x3,TP C707 2401-000325 C-AL;100uF,20%,35V,GP,8*11.5,5MM,TP C302 2201-000144 C-CERAMIC,DISC;100pF,5%,50V,NPO,8.0X4.0m C708 2401-000588 C-AL;1uF,20%,50V,GP,3*5,2.5MM,TP C303 2401-001954 C-AL;4.7UF,20%,50V,GP,5*11,5MM,TP C709 2401-000830 C-AL;220uF,20%,25V,GP,8*11.5,5MM,TP C304 2301-000419 C-FILM,PEF;27nF,10%,50V,8x12x4,TP C712 2401-001019 C-AL;3.3uF,20%,50V,GP,4*7,5MM,TP Samsung Electronics...
  • Page 17 2001-000855 R-CARBON;560ohm,5%,1/4W,AA,TP,2.4x6.4mm R106 2001-000302 R-CARBON;10ohm,5%,1/8W,AA,TP,1.8x3.2mm R505 2001-000449 R-CARBON;2.2Kohm,5%,1/8W,AA,TP,1.8x3.2m R107 2001-000302 R-CARBON;10ohm,5%,1/8W,AA,TP,1.8x3.2mm R506 2001-000325 R-CARBON;120ohm,5%,1/8W,AA,TP,1.8x3.2mm R108 2001-000356 R-CARBON;150Kohm,5%,1/8W,AA,TP,1.8x3.2m R507 2001-000449 R-CARBON;2.2Kohm,5%,1/8W,AA,TP,1.8x3.2m R109 2001-000857 R-CARBON;560ohm,5%,1/8W,AA,TP,1.8x3.2mm R508 2001-000786 R-CARBON;47Kohm,5%,1/8W,AA,TP,1.8x3.2mm R110 2001-000660 R-CARBON;33Kohm,5%,1/8W,AA,TP,1.8x3.2mm R510 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm R111 2001-000281 R-CARBON;100ohm,5%,1/8W,AA,TP,1.8x3.2mm R511 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm Samsung Electronics...
  • Page 18 A/S PART-PCB FRONT BOARD;MM-L2,0320-MML2 D702 0402-000157 DIODE-RECTIFIER;1N5402,200V,3A,DO-2 D801 0401-000101 DIODE-SWITCHING;1N4148,100V,200mA,DO-35, D703 0402-000157 DIODE-RECTIFIER;1N5402,200V,3A,DO-2 D802 0401-000101 DIODE-SWITCHING;1N4148,100V,200mA,DO-35, D704 0402-000157 DIODE-RECTIFIER;1N5402,200V,3A,DO-2 D803 0401-000101 DIODE-SWITCHING;1N4148,100V,200mA,DO-35, D705 AH81-00383K DOIODE-RECTIFIER FIER;0344-14004-08,I D807 AH81-00383K DOIODE-RECTIFIER FIER;0344-14004-08,I 3601-000216 FUSE-CARTRIDGE;250V,2.5A,TIME-LAG,GLASS, D808 AH81-00383K DOIODE-RECTIFIER FIER;0344-14004-08,I 3601-000268 FUSE-CARTRIDGE;250V,315mA,TIME-LAG,GLASS Samsung Electronics...
  • Page 19 2007-000102 R-CHIP;100Kohm,5%,1/16W,DA,TP,1608 C218 2203-000257 C-CERAMIC,CHIP;10NF,10%,50V,X7R,TP,1608 R507L 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 C219 2401-001893 C-AL;100uF,20%,16V,GP,6*7,5MM,TP R507R 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 C245 2203-001140 C-CERAMIC,CHIP;68nF,10%,16V,X7R,TP,1608, R801 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm C301 2401-001355 C-AL;470uF,20%,10V,GP,8x11.5,5MM,TP R802 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm C303 2401-001893 C-AL;100uF,20%,16V,GP,6*7,5MM,TP R803 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm C304 2203-000257 C-CERAMIC,CHIP;10NF,10%,50V,X7R,TP,1608 R804 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm Samsung Electronics...
  • Page 20 C-CERAMIC,CHIP;100NF,10%,16C,X7R,TP,1608 2007-000029 R-CHIP;0OHM,5%,1/10W,DA,TP,2012 C204 2203-005005 C-CERAMIC,CHIP;100NF,10%,16C,X7R,TP,1608 2007-000029 R-CHIP;0OHM,5%,1/10W,DA,TP,2012 C205 2203-005005 C-CERAMIC,CHIP;100NF,10%,16C,X7R,TP,1608 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 C211 2203-005005 C-CERAMIC,CHIP;100NF,10%,16C,X7R,TP,1608 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 C115 2203-005005 C-CERAMIC,CHIP;100NF,10%,16C,X7R,TP,1608 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 C129 2203-005005 C-CERAMIC,CHIP;100NF,10%,16C,X7R,TP,1608 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 C130 2203-005005 C-CERAMIC,CHIP;100NF,10%,16C,X7R,TP,1608 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 C131 2203-005005 C-CERAMIC,CHIP;100NF,10%,16C,X7R,TP,1608 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 Samsung Electronics...
  • Page 21 R-CARBON;4.7ohm,5%,1/4W,AA,TP,2.4x6.4mm QRR4 2007-000068 R-CHIP;470KOHM,5%,1/10W,DA,TP,2012 AR20 2001-000017 R-CARBON;4.7ohm,5%,1/4W,AA,TP,2.4x6.4mm JR24 2007-000068 R-CHIP;470KOHM,5%,1/10W,DA,TP,2012 JR23 2001-000027 R-CARBON;100ohm,5%,1/4W,AA,TP,2.4x6.4mm 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 TR73 2001-000034 R-CARBON;220ohm,5%,1/4W,AA,TP,2.4x6.4mm 2007-000082 R-CHIP;3.3Kohm,5%,1/16W,DA,TP,1608 AR30 2001-000038 R-CARBON;390ohm,5%,1/4W,AA,TP,2.4x6.4mm 2007-000082 R-CHIP;3.3Kohm,5%,1/16W,DA,TP,1608 AR37 2001-000241 R-CARBON;1.5Kohm,5%,1/8W,AA,TP,1.8x3.2m 2007-000102 R-CHIP;100Kohm,5%,1/16W,DA,TP,1608 JR80 2001-000273 R-CARBON;100Kohm,5%,1/8W,AA,TP,1.8x3.2m 2007-000102 R-CHIP;100Kohm,5%,1/16W,DA,TP,1608 JR58 2001-000273 R-CARBON;100Kohm,5%,1/8W,AA,TP,1.8x3.2m Samsung Electronics...
  • Page 22 C-CERAMIC,DISC;100PF,10%,500V,Y5P,TP,6*4 JC16 2401-000588 C-AL;1uF,20%,50V,GP,3*5,2.5MM,TP TC52 2201-000132 C-CERAMIC,DISC;100PF,10%,500V,Y5P,TP,6*4 2401-000588 C-AL;1uF,20%,50V,GP,3*5,2.5MM,TP TC49 2201-000282 C-CERAMIC,DISC;1nF,+80-20%,50V,Y5V,TP,5x 2401-000588 C-AL;1uF,20%,50V,GP,3*5,2.5MM,TP TC47 2201-000282 C-CERAMIC,DISC;1nF,+80-20%,50V,Y5V,TP,5x JC54 2401-000759 C-AL;220NF,20%,50V,GP,5X11MM,5MM,TP 2201-000282 C-CERAMIC,DISC;1nF,+80-20%,50V,Y5V,TP,5x JCR3 2401-000907 C-AL;22uF,20%,16V,GP,5*11,5MM,TP 2201-000282 C-CERAMIC,DISC;1nF,+80-20%,50V,Y5V,TP,5x 2401-000907 C-AL;22uF,20%,16V,GP,5*11,5MM,TP TC41 2201-000381 C-CERAMIC,DISC;22nF,+80%,-20% 50V Y5V 8. TC23 2401-000907 C-AL;22uF,20%,16V,GP,5*11,5MM,TP Samsung Electronics...
  • Page 23 R-CHIP;100OHM,5%,1/10W,DA,TP,2012 AQ16 AH81-00383H TR-SMALL;0329-9014C-17,SS9014C,-,-,- 2007-000300 R-CHIP;10KOHM,5%,1/10W,DA,TP,2012 AQ18 AH81-00383H TR-SMALL;0329-9014C-17,SS9014C,-,-,- VR30 2007-000300 R-CHIP;10KOHM,5%,1/10W,DA,TP,2012 AH81-00383H TR-SMALL;0329-9014C-17,SS9014C,-,-,- VR20 2007-000300 R-CHIP;10KOHM,5%,1/10W,DA,TP,2012 AH81-00383H TR-SMALL;0329-9014C-17,SS9014C,-,-,- VR19 2007-000300 R-CHIP;10KOHM,5%,1/10W,DA,TP,2012 AH81-00383H TR-SMALL;0329-9014C-17,SS9014C,-,-,- VR18 2007-000300 R-CHIP;10KOHM,5%,1/10W,DA,TP,2012 JQ11 AH81-00383H TR-SMALL;0329-9014C-17,SS9014C,-,-,- VR57 2007-000477 R-CHIP;1MOHM,5%,1/10W,DA,TP,2012 JQ10 AH81-00383H TR-SMALL;0329-9014C-17,SS9014C,-,-,- 2007-000493 R-CHIP;2.2KOHM,5%,1/10W,DA,TP,2012 Samsung Electronics...
  • Page 24 A/S PART-SHEET LCD;0103-43895-00,PVC60.2 AH81-00568A A/S PART-LCD;0347-40107-18,TCM-2850,L2/L REM1 AH81-00568B A/S PART-MODULE-REMOCON;0372-M28RK-00,GP VWR1 AH81-00568D A/S PART-VR-SEMI;0334-32020-02K,-,20K,-, AH92-01301E ASSY PCB-PCB-OPTION;MML4,RDS,LB,0001-0MM S.N.A. 2801-003601 CRYSTAL-UNIT;4.332MHZ,30PPM,28-AAM,30PF, AH14-10008E IC;BU1923F,SOP.+5V AH27-00007A COIL-OSC;LKS7FB00-X000002-0,LW,OSC AH27-00011A COIL-OSC;LKS75E00-X0002276-0,LW,ANT TFE1 AH40-10025S TUNER PACK;ST-F404VA-3 AM-ANT AH42-20001Q LOOP-ANT;KS980214,18.5UH,CONNECTOR-2P AH59-00043E REMOCON-ASSY;MMN4RH/ELS HEAD AH81-00568Z A/S PART-CONNECTOR-ASS’Y;0321-06150-837, Samsung Electronics...

  • Page 25: Block Diagrams

    4. Block Diagram 4-1 Main : MM-L4 Samsung Electronics...
  • Page 26 4-2 Main : MM-L2 Samsung Electronics...
  • Page 27 4-3 CD : MM-L4 Samsung Electronics...
  • Page 28 4-4 CD ; MM-L2 Samsung Electronics...

  • Page 29: Wiring Diagram

    6. Wiring Diagram 6-1 MM-L4 Samsung Electronics...
  • Page 30 6-2 MM-L2 Samsung Electronics...

  • Page 31: Schematic Diagrams

    Q302 R108 C1008 C305 SPINDLE MOTOR LIMITE C505 + C303 ZD301 C215 3.9V(1/2W) 100UF/10V 100U/10V C503R C302 C503L KA9258D 100UF/10V C209 C218 C125 NCW101 C301 TO MAIN PCB 330U/10V CW107 Q301 A928Y 2.2(1/2W) R301 NCW103 TO FRONT PCB Samsung Electronics...
  • Page 32 7-2 FRONT ; MM-L2 Samsung Electronics...
  • Page 33 7-3 CD/FRONT ; MM-L4 Samsung Electronics...
  • Page 34 7-4 MAIN/POWER : MM-L2 Samsung Electronics...
  • Page 35 7-5 MAIN/POWER : MM-L4 Samsung Electronics...

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