Samsung MAX-805 Service Manual
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Samsung MAX-805 Service Manual

Samsung MAX-805 Service Manual

3 cd changer mini mini component
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Table of Contents

SERVICE
3CD CHANGER MINI COMPONENT
3 CD CHANGER
MINI MINI COMPONENT
MAX-800/805
Manual
CONTENTS

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Summary of Contents for Samsung MAX-805

  • Page 1: Table Of Contents

    3 CD CHANGER MINI MINI COMPONENT MAX-800/805 SERVICE Manual 3CD CHANGER MINI COMPONENT CONTENTS 1. Precautions 2. Specifications 3. Disassembly and Reassembly 4. Alignment and Adjustments 5. Special Circuit Descriptions 6. Troubleshooting 7. Exploded Views and Parts List 8. Electrical Parts List 9.
  • Page 2 ELECTRONICS © Samsung Electronics Co.,Ltd. Feb. 1998 Printed in Korea Code no. AH68-20181A...

  • Page 3: Precautions

    Examples: Handle brackets, Metal Part metal cabinets, screwheads and control shafts. The current measured should not Ohmmeter exceed 0.5 milliamp. Reverse the power- plug prongs in the AC outlet and repeat. Fig. 1-2 Insulation Resistance Test Samsung Electronics...

  • Page 4: Specifications

    Make sure that the 8. Always connect a test instrument's ground portion around the serviced part has not lead to the instrument chassis ground been damaged. before connecting the positive lead; always remove the instrument's ground lead last. Samsung Electronics...
  • Page 5 SCAN : Manufactured for Scandinavian KATSO SATEESEEN! Market. VARNING: OSYNLIG LASERSTRÅLNING NAR DENNA DEL AR OPPNAD OCH SPARREN AR URKOPPLAD BETRAKTA EJSTRÅLEN! Fig. 1-4 Warning Labels (Location: Disc Clamper, Inner Side of Unit Door or Nearby Unit Chassis ) Samsung Electronics...
  • Page 6 6. After replacing the Pickup, reopen the Short Terminal. See diagrams below: THE UNIT (1) WRIST-STRAP CONDUCTIVE SHEET FOR GROUNDING short short short short terminal terminal terminal terminal SOH-A1 SOH94T4N SOH91CI(CAR,walkman) (CMS-V10,CMS-V30) SOH91VI(LDP) (CMS-V10,CMS-V30) Samsung Electronics...
  • Page 7 2.5% Frequency response 20Hz ~ 20KHz(±1dB) Signal to noise ratio 90 dB(1kHz) Channel separation 75 dB(1kHz) Total harmonic distortion 0.1% (100Hz) Compact Disc 0.05%(1kHz) 0.2% (10kHz) Audio Output 1V (1kHz 0dB) Specifications are subject to change without notice. Samsung Electronics...
  • Page 8 Remote Control...

  • Page 9: Disassembly And Reassembly

    3. Disassembly and Reassembly 3-1 Cabinet-Top 1. Remove 11 screws holding the Cabinet-Top. 2. Lift the back of the Cabinet-Top and slide it to the rear to remove. Figure 3-1 Samsung Electronics...
  • Page 10 2. After power is not connected : - Turn the Gear clockwise using the hand as shown in figure 3-2-1. - Pull the Tray in the direction of arrow @. 3. Remove 4 screws $,% and lift the CD-Mecha. TRAY Figure 3-2-1 Figure 3-2 Samsung Electronics...
  • Page 11 1. Remove 7 screws % and then lift the Cabinet-Rear ^ and slide it to rear to remove (see arrow). 2. Remove the Main-PCB &. Figure 3-3 3-4 Cabinet-Front and Cabinet-Bottom 1. Remove 3 screws *. 2. Remove the Cabinet-Rear by pushing the ÒAÓ and ÒBÓ as shown. Figure 3-4 Samsung Electronics...
  • Page 12 Disassembly and Reassembly 3-5 CD Mecha TRAY STOPPER BASE MAIN Refer to the next page for timming point CD SUB PCB TRAY DISC ASS'Y HOOK CD MAIN PCB Figure 3-5 Samsung Electronics...
  • Page 13 3-5-3 CD Main PCB Disassembly 1. Remove the Lever-Lifter(9) from the Base-Main by releasing two hooks. 2. Remove four Rubber-CD(0) from the Lever-Lifter and then remove the Deck-CD(“). 3. Remove the Hook. 4. Remove the CD MAIN PCB with the soldering iron. Samsung Electronics...
  • Page 14 * Align the Gear-Cam with the Gear-Tray as shown ing Figure 3-6, then mount the Tray-Disc. Gear-Cam Gear-Cam Gear-Cam Timming Point Gear-Cam Figure 3-6 * When assembling the Tray-Disc,take extreme care not to engage with Gear-Synchro. Gear-Synchro Insert Gear-Disc Figure 3-7 Samsung Electronics...
  • Page 15 Remove the Gear (c) ( by pushing the hook. Lift the Gear(b) ). 10. Remove the Gear(a) 1. 11. Remove 2 screws 2 and the then remove the Feed-Motor 3. 12. Remove the Chassis-Deck (M) 4. Figure 3-8 Samsung Electronics...

  • Page 16: Alignment And Adjustments

    Figure4-2 FM Auto Search Level Adjustment AM(MW) I.F Adjustment 60cm IFT1 SSG FREQ. 450 kHz Frequency 522 kHz AM ANT OUTPUT Adjustment AM I.F COIL point Speaker Terminal AM SSG (IFT1) 450KHZ INPUT Maximum output (Figure 4-3) VTVM Oscilloscope Figure4-3 AM I.F Adjustment Samsung Electronics...
  • Page 17 Fig. 4-5 JR30 MTT-5512 Frequency Recording /Play head Oscilloscope VTVM Cassette Deck REVERSE PLAY (GND) In Out AZIMUTH control knob Figure 4-5 Figure 4-6 Item Tape Step Location no. Figure Remark Standard Output:Maximum Azimuth 8KHZ HEAD MTT-111CN Fig. 4-6 Samsung Electronics...

  • Page 18: Special Circuit Descriptions

    Focus error bias can be adjusted from the range of +100mV ~ -100mV by connectiong the resistor with pin 63 (FEBIAS). 164K VB> VA> sev-stopb 160K FEBIAS sev-stop <5 Bit Counter> fcmpo FEBIAS fe-stopb Samsung Electronics...
  • Page 19 Extracting the DC part of RFI and RFO and comparing with the basic DC level, if RF Level is more than basic level, the FOK is output. The focus OK circuit generates a timing window of focus on to monitor the focus search status of focus serve. VC+0.625V Samsung Electronics...
  • Page 20 As the asymmertry due to variations in disc manufacturing can not be eilminated by thr AC coupling alone, the reference voltage of EFM comparator is controlled utilizing the fact that the generation probability of 1,0 50% each in the binary EFM signals. 100K 100K Samsung Electronics...
  • Page 21 Therefore, the output on processing monitor photo diode, must be a controlled current for getting regularly output power, thus the APC (Auto Power Control) circuit is composed. From Micom 150K 0.75K 43.5K 150K 300K 150K 5.15K LDON Samsung Electronics...
  • Page 22 If the control by MUTE signal from micom exist, and when input signal absent, two channel of right and left is builted in. CH2I CH2O GC2I GC2O GC1O GC1I GC1I CH1O MUTEI (From Micom) 5-1-11 Center Voltage Generation Circuit The Center Voltage is generated by using resistor dividing voltage. Samsung Electronics...
  • Page 23 After 10-track jumping, servo circuit gets out of the liner range and actuator,s tracking is unstable occasionally. Accordingly, unnecessary jumping with many tracking error should be prevented. 470K 680K 680K TDFCT DFCTI 66PF TRACKING 110K PHASE COMPENSATION 470K FSET Samsung Electronics...
  • Page 24 The characteristics of high frequency phase compensation in focus tracking servo and the characteristics of cut off frequecny in CLV low pass filter are test by FSET pin. SMON 220K 220K 100K SPDLO SMDP 220K 220K Double speed SPDL- SMEF FSET Samsung Electronics...

  • Page 25: Troubleshooting

    (pin no. 27 ; 5V) Front PCB When the power is Replace µ-com. ON 'H' displays at pin no. 5 ?(5V) Connect Front PCB and Main PCB. Check the Power PCB : P/T, FUSE Check the connector Main PCB. Wafer MCW2 Samsung Electronics...
  • Page 26 RC3 (38V) B+ circuits Confirm for TR short AQ1L,1R Base B+ ? replace it. Is Mute selected ? Remove it with Remocon. Replace Headphone jack Headphone Jack short ? soldering condition. (AJ2) Check if the output line is short. Samsung Electronics...
  • Page 27 7.5V ? Replace LC72131 AM VT Check the LC72131 LC72131 pin 20 CONTROL ok? 0.9V 7V ? Check HIC1 pin 20 ? Check FEP interior LPF1,2 pattern, and any line Check BIC1 TDA7439 function ok? output ok? disconnections. Samsung Electronics...
  • Page 28 Reinsert the connector. correctly? Check Main-PCB Front PCB Check voltage : AC 3.6V connection and the voltage of at FRONT-PCB FLT? MCW2, pins1,2(AC 3.6V) Check voltage at UIC1 Check the voltage of RR7(-30V) pin no. 48(-30V) Replace UIC1 Samsung Electronics...
  • Page 29 2 P/B DECK : L Check for voltage at JL3 Oscillate RECORD BIAS (85kHz) Osc Frequency : 85kHz BIAS OSC When inoperative : LQ3 check Check for voltage at pin no.16,8 Convert of PLAY/RECORD Mode pin no. 16,8 R/P Switching Rec. PLAY Samsung Electronics...
  • Page 30 Check Roulette Control Sensor Check oscillation of NXF100 Is Focus Search ok ? (16.9344MHZ) Does Laser function during Replace PICK UP Focus Search ? Check NIC9286 pin73 voltage Replace NIC9286 during Focus Search : 5V Replace NIC9223 or NIC9258 Samsung Electronics...
  • Page 31 Troubleshooting 6-3-2 Audio Output Malfunction Malfunction of Audio Output Check voltage of NIC05 : 5V Replace NIC05 Check waveform of NIC9223 Check NIC9223 soldering pin no. 12,13 Replace NIC9223 Check waveform of NC55R,L Check NIC9223 soldering Check Amp Samsung Electronics...

  • Page 32: Exploded Views And Parts List

    R/P HEAD MS15R-AA2N1 REEL GEAR ASS’Y 11128-00045AA MGARM ASS’Y 11102-00520AA AH81-10025K AH81-10026P ARM-SENSOR 11102-00530AA BELT MAIN 59.7 PI X 1.0T AH81-10025T AH81-10026L AH81-10025M PAUSE LOCK ARM 11116-00011A AH81-10026H BELT SUB 34.7 PI X 1.0T BUTTON KNOB 11133-00010AA AH81-10025U Samsung Electronics...
  • Page 33 AH81-11037G AH81-11037H CAM GEAR 6021-200802-001 S REEL ASS’Y 8521-200080-300 AH81-11037J T REEL ASS’Y 8521-200070-300 AH81-11037K AH81-11037L BELT 6600-090013-000 AH81-11037M EJECT LEVER 6021-201304-001 R/P HEAD MS15RAA2N1 AH81-11037N ERASE HEAD TDK6PA AH81-11037P AH81-11037Q MOTOR EG530YD2BH AH81-11037R REC SAFETY LEVER 6083-001202-004 Samsung Electronics...
  • Page 34 TURN OVER SPRING 1851-03-02 AH81-10023M AH81-10023N GEAR-T CAM(F) 1851-05-03 T-CAM GEAR(R) 1851-06-02 AH81-10023P PINCH ROLLER(F) 1851-09-501 AH81-10023Q PINCH ROLLER(R) 1851-10-501 AH81-10023R AH81-10023S REEL ASS’Y 1851-11-501 LEAF SW MSW1290CV AH81-10023T FLY WHEEL ASS’Y 1851-12-501 AH81-10023W AH81-10023W MAIN BELT 1821-17-03 Samsung Electronics...
  • Page 35 MAX-810,ABS,MID,L/GRAY AH64-11245B “ -,MAX810/EXP, ABS,-,DARK GRAY AH64-11244H KNOB-CASS,REW MAX-810,-,ABS,MID,GRAY AH64-11244N “ -,MAX810/EXP, ABS,-,DARK GRAY AH64-11244G KNOB-CASS,F.F MAX-810,-,ABS,MID,GRAY AH64-11244M “ -,MAX810/EXP, ABS,-,DARK GRAY AH64-11244F KNOB-CASS,ST/EJ MAX-810,-,ABS,MID,GRAY AH64-11244L “ -,MAX810/EXP, ABS,-,DARK GRAY AH64-11244E KNOB-CASS,PAUSE MAX-810,-,ABS,MID,GRAY AH64-11244K “ -,MAX810/EXP, ABS,-,DARK GRAY Samsung Electronics...
  • Page 36 Exploded Views and Parts List 7-2 Main Exploded View and Parts List 7-2-1 Exploded View Samsung Electronics...
  • Page 37 TRAY-DISC -,ABS,-,BLK BASE MAIN AH59-10099A ASSY-PCB SENSOR CMS-300,ASS’Y SENSOR AH59-10100A ASSY-TABLE CHUCK CMS-300,ASS’Y CHUCK AH59-10101A ASSY-PULLEY-MOTOR CMS-300,ASS’Y CHUCK AH66-30086A LEVER-LIFTER ABS HF-380 BLK AH73-10016A RUBBER-CD AJ59-20003F DECK-CDP CMS-P30NM6 CD SUB PCB TRAY DISC ASS'Y HOOK CD MAIN PCB Samsung Electronics...
  • Page 38 AH66-90018A TURN-TABLE(M) ABS+GS 20% CMS-V10N AJ30-20001B PICK-UP CDP P/U SOH-A1 ROW V-P/J AH61-60055A SPRING-T/TABLE CS STS-W PI0.4 D5.7 L9.3 CMS-V10N AH31-10009A MOTOR-SPINDLE RF-310T-11400 43L 25V 85mA AH31-10002B MOTOR-FEED RF-310ta 30MM NDM4RA3ETL 11.0MM AH60-10014A SCREW-PH(+M2*3) +M2X3 FE FZY W700 Samsung Electronics...
  • Page 39 Ø0.18 X Ø20 X 2P X 2.5m AH81-11035H W/F CUSHION Ø110 X Ø136 X 1.5t AH81-11035J DUCT CUSHION Ø36.5 X Ø60 X 2t AH81-11035K SCREW Ø3.5 X 12L AH81-11035L BACK LABEL PS800E,ART PAPER AH81-11035M FOOT Ø10 X 3t Samsung Electronics...

  • Page 40: Electrical Parts List

    AR10L 2001-001146 R-CARBON(S);4.7ohm,5%,1/2W,AA,TP,2.4x6.4 2401-000871 C-AL;220UF,20%,50V,GP,-,10X16MM,5MM AR10R 2001-001146 R-CARBON(S);4.7ohm,5%,1/2W,AA,TP,2.4x6.4 2401-001928 C-AL;2200UF,20%,35V,GP,BK,16X31MM,7 AR11 2001-000522 R-CARBON;22Kohm,5%,1/8W,AA,TP,1.8x3.2mm RCON1 AH39-20515A LEAD CONNECTOR-ASSY;-,5264,51088,8P,250M AR11L 2001-000109 R-CARBON(S);470ohm,5%,1/2W,AA,TP,2.4x6.4 RCW1 3711-001128 CONNECTOR-HEADER;BOX,8P,1R,2.5mm,ANGLE,S RCW2 3711-001137 CONNECTOR-HEADER;BOX,8P,1R,2mm,STRAIGHT, AR11R 2001-000109 R-CARBON(S);470ohm,5%,1/2W,AA,TP,2.4x6.4 AR12 2001-001088 R-CARBON(S);1Kohm,5%,1/2W,AA,TP,2.4x6.4m RD11 0402-000157 DIODE-RECTIFIER;1N5402,200V,3A,DO-201AD AR16 2001-000449 R-CARBON;2.2Kohm,5%,1/8W,AA,TP,1.8x3.2m Samsung Electronics...
  • Page 41 BC4L 2401-002180 C-AL;2.2UF,20%,50V,GP,TP,5X11,5MM 0401-000101 DIODE-SWITCHING;1N4148,100V,200mA,500mW, BC4R 2401-002180 C-AL;2.2UF,20%,50V,GP,TP,5X11,5MM 0501-000392 TR-SMALL SIGNAL;KSC838-O,NPN,250mW,TO-92 BC5L 2401-002180 C-AL;2.2UF,20%,50V,GP,TP,5X11,5MM 0501-000392 TR-SMALL SIGNAL;KSC838-O,NPN,250mW,TO-92 BC5R 2401-002180 C-AL;2.2UF,20%,50V,GP,TP,5X11,5MM 2001-000411 R-CARBON;18Kohm,5%,1/8W,AA,TP,1.8x3.2mm 2201-000565 C-CERAMIC,DISC;47nF,20%,50V,Y5V,12.5X4.0 FR10 2001-000591 R-CARBON;3.3Kohm,5%,1/8W,AA,TP,1.8x3.2m 2401-000795 C-AL;220UF,20%,16V,GP,-,8X11.5,3.5M FR11 2001-000515 R-CARBON;220ohm,5%,1/8W,AA,TP,1.8x3.2mm BC8L 2401-002180 C-AL;2.2UF,20%,50V,GP,TP,5X11,5MM FR12 2001-000290 R-CARBON;10Kohm,5%,1/8W,AA,TP,1.8x3.2mm Samsung Electronics...
  • Page 42 2401-001019 C-AL;3.3UF,20%,50V,GP,-,5X7,1.5MM IC22 2401-001912 C-AL;1uF,20%,50V,GP,5x11mm,2mm,BK JC24R 2401-001019 C-AL;3.3UF,20%,50V,GP,-,5X7,1.5MM IC23 2202-000829 C-CERAMIC,MLC-AXIAL;820pF,10%,50V,Y5P,TP JC25L 2301-000428 C-FILM,PEF;3.9NF,5%,50V,TP,5.5X12X3,3MM IC24 2202-000806 C-CERAMIC,MLC-AXIAL;220PF,10%,50V,Y5P,TP JC25R 2301-000428 C-FILM,PEF;3.9NF,5%,50V,TP,5.5X12X3,3MM IC25 2301-000442 C-FILM,PEF;4.7nF,10%,50V,TP,5.5x7x3mm,5m JC26L 2301-000476 C-FILM,PEF;82NF,10%,50V,TP,10.5X12.5X6,7 IC25 2401-001975 C-AL;47UF,20%,16V,GP,TP,5X11MM,5 JC26R 2301-000476 C-FILM,PEF;82NF,10%,50V,TP,10.5X12.5X6,7 IC26 2401-001975 C-AL;47UF,20%,16V,GP,TP,5X11MM,5 JC27L 2401-001022 C-AL;3.3UF,20%,50V,GP,-,5X11,2MM Samsung Electronics...
  • Page 43 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T JR41 2001-000780 R-CARBON;470ohm,5%,1/8W,AA,TP,1.8x3.2mm JQ2L 0504-000121 TR-DIGITAL;KSR1007,NPN,300MW,22K-47K,TO- JR42 2001-001093 R-CARBON(S);2.2Kohm,5%,1/2W,AA,TP,2.4x6. JQ2R 0504-000121 TR-DIGITAL;KSR1007,NPN,300MW,22K-47K,TO- JR44 2001-000977 R-CARBON;8.2Kohm,5%,1/8W,AA,TP,1.8x3.2m 0501-000394 TR-SMALL SIGNAL;KSC900-L,NPN,250mW,TO-92 JR45 2001-000331 R-CARBON;12Kohm,5%,1/8W,AA,TP,1.8x3.2mm JQ4L 0501-000010 TR-SMALL SIGNAL;KSC1008,NPN,80V,60V,700m JR46 2001-000290 R-CARBON;10Kohm,5%,1/8W,AA,TP,1.8x3.2mm JQ4R 0501-000010 TR-SMALL SIGNAL;KSC1008,NPN,80V,60V,700m JR46 2001-001000 R-CARBON;82Kohm,5%,1/8W,AA,TP,1.8x3.2mm Samsung Electronics...
  • Page 44 C-CERAMIC,DISC;47NF,+80-20%,50V,Y5V,TP,8 0501-000294 TR-SMALL SIGNAL;KSA708-Y,PNP,800mW,TO-92 UC23 2401-000484 C-AL;10uF,20%,50V,GP,-,5x5,2mm 0501-000326 TR-SMALL SIGNAL;KSC1008C-Y,NPN,800MW,TO- 2202-000806 C-CERAMIC,MLC-AXIAL;220PF,10%,50V,Y5P,TP 0501-000326 TR-SMALL SIGNAL;KSC1008C-Y,NPN,800MW,TO- 2202-000780 C-CERAMIC,MLC-AXIAL;100NF,+80-20%,50V,Y5 0501-000326 TR-SMALL SIGNAL;KSC1008C-Y,NPN,800MW,TO- 2401-000244 C-AL;100UF,20%,10V,GP,TP,6.3X7,2.5M 2001-000522 R-CARBON;22Kohm,5%,1/8W,AA,TP,1.8x3.2mm UC68 2401-000244 C-AL;100UF,20%,10V,GP,TP,6.3X7,2.5M RR10 2001-000613 R-CARBON;3.9Kohm,5%,1/8W,AA,TP,1.8x3.2m UC69 2401-000244 C-AL;100UF,20%,10V,GP,TP,6.3X7,2.5M RR11 2001-000522 R-CARBON;22Kohm,5%,1/8W,AA,TP,1.8x3.2mm 2201-000423 C-CERAMIC,DISC;27pF,5%,50V,NPO,TP,5x3,2. Samsung Electronics...
  • Page 45 2001-000734 R-CARBON;4.7Kohm,5%,1/8W,AA,TP,1.8x3.2m USW4 3404-000165 SWITCH-TACT;12V,50mA,160gf+-50gf,6x6mm,S UR24 2001-000734 R-CARBON;4.7Kohm,5%,1/8W,AA,TP,1.8x3.2m USW5 3404-000165 SWITCH-TACT;12V,50mA,160gf+-50gf,6x6mm,S UR25 2001-000734 R-CARBON;4.7Kohm,5%,1/8W,AA,TP,1.8x3.2m USW6 3404-000165 SWITCH-TACT;12V,50mA,160gf+-50gf,6x6mm,S UR26 2001-000734 R-CARBON;4.7Kohm,5%,1/8W,AA,TP,1.8x3.2m USW7 3404-000165 SWITCH-TACT;12V,50mA,160gf+-50gf,6x6mm,S UR27 2001-000734 R-CARBON;4.7Kohm,5%,1/8W,AA,TP,1.8x3.2m USW8 3404-000165 SWITCH-TACT;12V,50mA,160gf+-50gf,6x6mm,S UR28 2001-000734 R-CARBON;4.7Kohm,5%,1/8W,AA,TP,1.8x3.2m USW9 3404-000165 SWITCH-TACT;12V,50mA,160gf+-50gf,6x6mm,S UR29 2001-000734 R-CARBON;4.7Kohm,5%,1/8W,AA,TP,1.8x3.2m Samsung Electronics...
  • Page 46 2007-000033 R-CHIP;0ohm,5%,1/8W,DA,TP,3216 NJR110 2007-000029 R-CHIP;0ohm,5%,1/10W,DA,TP,2012 NC102 2203-001551 C-CERAMIC,CHIP;1.5nF,10%,50V,X7R,2012,2m NJR111 2007-000033 R-CHIP;0ohm,5%,1/8W,DA,TP,3216 NC103 2203-000260 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,2012, NJR112 2007-000033 R-CHIP;0ohm,5%,1/8W,DA,TP,3216 NC104 2203-001537 C-CERAMIC,CHIP;1nF,10%,50V,X7R,TP,2012,- NC106 2203-000892 C-CERAMIC,CHIP;4.7nF,10%,50V,X7R,TP,2012 NJR113 2007-000033 R-CHIP;0ohm,5%,1/8W,DA,TP,3216 NC107 2203-000199 C-CERAMIC,CHIP;100nF,+80-20%,50V,Z5U,TP, NJR114 2007-000033 R-CHIP;0ohm,5%,1/8W,DA,TP,3216 NJR115 2007-000029 R-CHIP;0ohm,5%,1/10W,DA,TP,2012 NC108 2203-000199 C-CERAMIC,CHIP;100nF,+80-20%,50V,Z5U,TP, Samsung Electronics...
  • Page 47 NR106 2007-000338 R-CHIP;120Kohm,5%,1/10W,DA,TP,2012 NR107 2007-000338 R-CHIP;120Kohm,5%,1/10W,DA,TP,2012 NJW108 3301-000297 CORE-FERRITE BEAD;AA,3.6x1.2x5.7mm,1400, NQ1501 0501-000610 TR-SMALL SIGNAL;KSA928A-Y,PNP,1W,TO-92L, NR108 2007-000941 R-CHIP;47Kohm,5%,1/10W,DA,TP,2012 NR555 2008-000141 R-FUSIBLE;2.2ohm,5%,1/4W,AA,TP,2.6x6.7mm NR109 2007-000282 R-CHIP;100Kohm,5%,1/10W,DA,TP,2012 AJ59-20003F DECK-CDP;CMS-P30NM6,-,-,-, NR111 2007-000941 R-CHIP;47Kohm,5%,1/10W,DA,TP,2012 P/CORD AH39-10002L POWER CORD;CP2,KLCE-2F,2.15M,5239,VDE NR112 2007-001039 R-CHIP;56Kohm,5%,1/10W,DA,TP,2012 NR113 2007-001177 R-CHIP;8.2Kohm,5%,1/10W,DA,TP,2012 Samsung Electronics...

  • Page 48: Block Diagrams

    9.Block Diagrams 9-1 Main IIC1 LA1836 IF+MPX HIC1 LC72131 UIC1 LC866232-XXXX BIC1 TDA7439 AIC1 TDA7265 JIC1 TAPE-EQ KA22291 Samsung Electronics...
  • Page 49 Block Diagrams 9-2 CD VREF LOCK.SMEF.WDCH.SMON.SMSD RESET MCK. MDATA. MLT ISTAT SQDT. LKFS. SOS1 SQCK R-CH A. GND L-CH Samsung Electronics...
  • Page 50 Block Diagrams 9-3 IC & TR Internal Diagrams 9-3-1 Main TDA7265 : AIC1 Samsung Electronics...
  • Page 51 PB OUT(1) INPUT REC IN(1) 100K 100K PB IN(1) PB GND MUTE NF(1) IN(1) OUT(1) LA1836 : MIC1 DECODER RF AMF STERO DUFF STEREO DRIVE TRIG MUTE SMFT AM/FM COMP PILOT LEVEL AM/FM BUFF S-CURVE TUNING PHASE DET DRIVE Samsung Electronics...
  • Page 52 1/2Vcc ON OFF MODE SEL VOL SEL L P F D / A MICMIX SW V O L 16kSRAM PHASE SEL PHASE L O G I C MODE SEL C L K L P F A / D Samsung Electronics...
  • Page 53 * NOTE : KSB564 = ‘EBC’ TYPE LB1641/BA6209(MOTOR DRIVER) : SIC1,SIC2,SIC3,NIC1641 LB1641/BA6209 VCC2 OUT1 OUT2 VCC1 8 10 Input logic circuit LB1641 KA9258 : NIC9258 LEVEL SHIFT LEVEL T S D SHIFT REGULATOR MUTE LEVEL LEVEL SHIFT SHIFT Samsung Electronics...
  • Page 54 INSERTOR SRAM SMEF DIGITAL SMON SMDP SERVO SMSD LOCK X-TAL XOUT TIMING INTERPOLATOR GENERATOR LRCHO ADATAO BCKO MDAT TRACK BCKI INTERFACE COUNTER DIGITAL ADATAI FILTER LRCHI TRCNT & DE-EMPH EMPH /ISTAT VREFL1 MODE DIGITAL CONVERTER SELECTOR OUTPUT VREFH1 Samsung Electronics...
  • Page 55 FS1 to TM to BAL1 to PS1 to GA1 to Equalizer SPDL- BAL5 Spindle Servo LPF (Double Speed) SMDP SMON SMEF Comparator FSET MIRROR MIRROR DETECTION CIRCUIT Defect Dectection Built-in Post Filter Amp (L&R) Circuit FOK DETECTION CIRCUIT Samsung Electronics...
  • Page 56 PORT of SEGMENT CONTROL FLT PORT of SEGMENT CONTROL FLT PORT of SEGMENT CONTROL FLT +5.6V POWER INPUT CONTROL PORT (5V) Vdvp -30V POWER INPUT GRID CONTROL PORT(-30V) PORT of SEGMENT CONTROL FLT S 16 PORT of SEGMENT CONTROL FLT S 17 Samsung Electronics...
  • Page 57 TPE REC B+ GROUND POWER INPUT PORT OF MAIN (5V) LATCH(CD-VCD) P4 0 OPEN OPEN S/W CLOSE CLOSE S/W TAPE MOTOR ON MOTOR PLAY MUTE MUTE TAPE REC MUTE (“L” OPEN COLLOECTOR) MUTE P5 0 P5 1 9-10 Samsung Electronics...
  • Page 58 VSSA Analog VSS for servo part Micom clock input pin MDATA Micom data input pin Micom data latch input pin RESET Reset input pin MIRROR The mirror output for test The output pin of focus OK comparator Samsung Electronics 9-11...
  • Page 59 The input pin for AGC The output pin for AGC The input pin for EFM comparating CAGC The capacitor connection pin for AGC Feedback input pin of E I/V amplifier for EF Balance control GND for RF part 9-12 Samsung Electronics...
  • Page 60 Mute control input (“H”: Mute ON) Latch Signal input from Micom (Schmit Trigger) MDAT Latch Signal input from Micom (Schmit Trigger) Latch Signal input from Micom (Schmit Trigger) SRAM data I/O port8 (MSB) SRAM data I/O port7 Samsung Electronics 9-13...
  • Page 61 Spindle Motor drive (Velocity control in the PHASE mode) BCKI Audio data bit clock input of 48 bit/Slot (2.1168MHz) TESTV TEST input terminal (GND connection) DSPEED TEST input terminal (VDD connection) LRCHI Channel clock input of 48 bit/Slot (44.1KHz) 9-14 Samsung Electronics...

  • Page 62: Pcb Diagrams

    10. PCB Diagrams 10-1 Main 10-1 Samsung Electronics...
  • Page 63 PCB Diagrams 10-2 Front Samsung Electronics 10-2...
  • Page 64 PCB Diagrams 10-3 CD 10-3-1 Main Samsung Electronics 10-3...
  • Page 65 PCB Diagrams 10-3-3 SUB Samsung Electronics 10-4...

  • Page 66: Wiring Diagram

    11. Wiring Diagram FRONT PCB UCW3-1 UCW1 UCW3 NCW101(8 PIN) TO CD PCB MAIN PCB JCW1 MCW2 UCW2 ACW2 RCON1 POWER PCB RCW1 PSCW1 AC CORD 11-1 Samsung Electronics...

  • Page 67: Schematic Diagrams

    12. Schematic Diagrams 12-1 Main IIC1 LA1836 HIC1 AIC1 TDA7265 BIC1 TDA7439 JIC1 KA22291 12-1 Samsung Electronics...
  • Page 68 Schematic Diagrams 12-2 Front UIC1 LC866224 12-2 Samsung Elctronics...
  • Page 69 Schematic Diagrams 12-3 CD G3X8(KB9223 + KS9286) SCHEMATIC DIAGRAM NIC9223 NCW100 KB9223 ASSP NIC9286 KS9286 DSP&D/ACON NIC9258 KA9258 1-CD 3-CD NIC1641/SIC2 SIC1 LB1641 NCW104 12-3 Samsung Electronics...
  • Page 70 Voltage Table KB9223 KA9258 KB9223 KB9223 KB9223 IC Name IC Name STOP MODE PLAY MODE STOP MODE STOP MODE PLAY MODE STOP MODE PLAY MODE STOP MODE PLAY MODE PLAY MODE 2.5V 4.5V 2.5V 4.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 4.5V...
  • Page 71 ECN & data : Aug 13.1998 Buyer : See attachment SUBJECT : Service Guide for model employed the new speaker - Application Models : MAX-805,818,838,858(R),868,878,888,858P Background : Change to new speaker(SS-SPK) Cause : Change to model name Solution : Refer to old Service Manual for the service(See below table)

  • Page 72: Figure

    Black cable Black cable Red cable Red cable Power Port is the patent of Polk Audio in U.S.A. Samsung Electronic has the manufacturing license to produce it. *Note : Design and Specfication are subject to change upon improvement without prior notice.

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Max-800

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