Samsung DVD-N501 Service Manual

Samsung DVD-N501 Service Manual

Chassis : milleno
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Summary of Contents for Samsung DVD-N501

  • Page 1: Table Of Contents

    DVD PLAYER Chassis : Milleno DVD-N501 SERVICE Manual DVD PLAYER CONTENTS 1. Precautions 2. Disassembly and Reassembly 3. Troubleshooting 4. Exploded Views and Parts List 5. Electrical Parts List 6. Block Diagram 7. PCB Diagrams 8. Wiring Diagram 9. Schematic Diagrams...
  • Page 2: Precautions

    Melal Part cal return path to the chassis. Any current measured must not exceed 0.5mA. Reverse the instrument power cord plug in the out- ohmmeter let and repeat the test. See Fig. 1-1. Fig. 1-2 Insulation Resistance Test Samsung Electronics...
  • Page 3 (5) antenna wiring. Always inspect in all areas tinuously and new instructions are issued whenev- for pinched, out-of-place, or frayed wiring, Do not er appropriate. change spacing between a component and the printed-circuit board. Check the AC power cord for damage. Samsung Electronics...
  • Page 4 Components i-enti- fied by shading, by( ) or by ( ) in the circuit dia- gram are important for safety or for the characteris- tics of the unit. Always replace them with the exact replacement components. Samsung Electronics...
  • Page 5 (6) Do not remove a replacement ESD device from its protective package until immediately before your are ready to install it.(Most replacement ESD devices are packaged with leads electrically short- ed together by conductive foam, aluminum foil or comparable conductive materials). Samsung Electronics...
  • Page 6 ◆ Be sure to put on a wrist strap grounded to the sheet. ◆ Be sure to lay a conductive sheet made of copper etc. Which is grounded to the table. Samsung Electronics...
  • Page 7 3) Reassemble the Deck-Assy. (See Fig. 1-4) 4) Disassembly the Pick-up. Note : If the assembly and disassembly are not done in correct sequence, the Pick-up may be damaged. PICK-UP ASS'Y SOLDER LAND 4 POINTS SHORT Fig. 1-4 Samsung Electronics...
  • Page 8: Disassembly And Reassembly

    Note : Reassembly in reverse order. 2-1-1 Top Cabinet Removal 1) Remove 3 Screws Πon the back Top Cabinet. 2) Lift up the Top Cabinet in direction of arrow. Π3 SCREWS Fig. 2-1 Top Cabinet Removal Samsung Electronics...
  • Page 9 Note : If Tray Œ doesn’t open, insert a Screw driver ¨ into the Emergency hole ˇ (as shown in detailed draw- ing) and then push it in the direction of arrow “B”. Open Tray manually. Œ TRAY ´ ASS'Y DOOR-TRAY "A" "B" ˇ EMERGENCY HOLE ¨ SCREW DRIVER <Side View> Fig. 2-2 Ass’y Door-Tray Removal Samsung Electronics...
  • Page 10 1) Release 6 Hooks Œ, ´, ˇ, ¨ and remove Ass’y Front-Cabinet ˆ. 2) Remove 2 Screws Ø and Joy-Pad PCB ∏. Ø 2 SCREWS ∏ JOY-PAD PCB ´ 1 HOOK Œ 2 HOOKS ¨ 2 HOOKS ˇ 1 HOOK ˆ ASS'Y FRONT-CABINET Fig. 2-3 Ass’y Front-Cabinet Removal Samsung Electronics...
  • Page 11 2-1-4 Ass’y Deck Removal 1) Disconnect Flat-Cable,Connect-Wire from DCN1, DCN2 on Main PCB. 2) Remove 3 Screws Œ from the Ass’y Deck and lift it up. Œ 3 SCREWS DECK-ASS'Y FLAT-CABLE CONNECT-WIRE MAIN PCB DCN1 DCN2 Fig. 2-4 Ass’y Deck Removal Samsung Electronics...
  • Page 12 1) Remove 1 Screw Œ, 2 Screws ´ and lift up the Jack PCB ˇ. 2) Remove 4 Screws ¨ and lift up the Main PCB ˆ. ´ 2 SCREWS ˇ JACK PCB ¨ 4 SCREWS ˆ MAIN PCB Œ 1 SCREW Fig. 2-5 Main PCB, Jack PCB Removal Samsung Electronics...
  • Page 13 Disassembly and Reaasembly 2-2 PCB Location JACK PCB JOY-PAD PCB MAIN PCB Fig. 2-6 PCB Location Samsung Electronics...
  • Page 14 MAIN PCB JACK PCB ∏ ” PCN1 MAIN PCB JACK PCB PCNS1 ’ ˝ DCN3 MAIN PCB JACK PCB Ô  MAIN PCB JOY-PAD PCB JCNS1 Ò Ú JCN1 JACK PCB JOY-PAD PCB JCNS2 Fig. 2-7 Connector Diagram Samsung Electronics...
  • Page 15 3) Pull the Tray Disc ¨ to disassemble , while simultaneously pushing 2 Stoppers ˆ (left, right) in the direction arrow “C”, “D”. ˆ STOPPER ˇ SLIDER HOUSING "C" ¨ TRAY DISC "B" "A" Œ SCREW DRIVER "D" ´ EMERGENCY HOLE ˆ STOPPER Fig. 2-8 Tray Disc Removal Samsung Electronics...
  • Page 16 2) Lift down the Assy P/U Deck ˇ while simultaneously pushing 2 Hooks ¨, ˆ in the direction of arrow “A”, “B”. ¨ HOOK "A" ˆ HOOK "B" <Assembly Point> Œ DCN2 ´ DCN3 SLIDER HOUSING ˇ ASSY- P/U DECK Fig. 2-9 Assy P/U Deck Removal Samsung Electronics...
  • Page 17 ˆ SLIDER HOUSING "A" ¨ GEAR TRAY ˇ PULLEY GEAR Œ BELT Ô HOOK ” MOTOR LOAD ASSY ˝ HOUSING PCB  DECK PCB "C" Ø SOLDERING "C" "C" ’ 3 HOOKS <Bottom Side> Fig. 2-10 Housing Ass’y Removal 2-10 Samsung Electronics...
  • Page 18 1) Remove the Soldering of Motor Feed (+, - wire) Œ. 2) Remove the 4 Screws ´. 3) Lift up the Ass’y Brkt Deck ˇ. ´ 4 SCREWS ˇ ASSY-BRAK DECK Œ SOLDERING OF MOTOR FEED (+, - WIRE) Fig. 2-11 Sub Chassis Removal Samsung Electronics 2-11...
  • Page 19 ˝ MOTOR SPINDLE ˆ SHAFT PICK-UP Ø PICK-UP ASS'Y ¨ 2 SCREW ’ SPRING SPINDLE Œ WASHER ´ GEAR FEED B ∏ 1 SCREW ” 2 SCREWS ˇ GEAR FEED A Fig. 2-12 Ass’y Brkt Deck Removal 2-12 Samsung Electronics...
  • Page 20 No focus incoming No Disc recognition LD is outputted FE in SIC1-25 from object lens at Check RIC1 and A, B, C, D input. is within specified range? play key input? No focus incoming and no disc occurs. SIC3-26, 27 output Check SIC3.
  • Page 21 No pick-up home positing NO LD CD ON RIC1-21 is 5V? Check MIC1 SLD, SIC1-34 Check MIC1 output is normal? Divide RQ1 emitter terminal voltage and 5V real voltage LED+, SLED- difference into 10ohm. Check SIC3 SIC3-32, 33 output are normal? Open check in related circuit.
  • Page 22 No Search Operation FINE SEEK Check FINE SEEK MIRR MIRR, SIC1-157 RFAGCO, RIC1-72 Check RIC1 Peripheral curcuit. signal (RIC1-46) is missing? output is normal? output level is normal? Check pick-up. TZCO signal Check SIC1 Peripheral curcuit. Check RIC1 peripheral circuit. (SIC1-24) is occurs? Track incomming is Time out due to many jump counts.
  • Page 23 Abnormal rotation of Abnormal rotation of disc motor disc motor Input of RF signal Input of RF signal RIC1-71 output RIC1-71 output is normal? (SIC1-15) is normal? (SIC1-15) is normal? is normal? Check RIC1 peripheral Check RIC1 peripheral circuit and A, B, C, D. circuit and A, B, C, D.
  • Page 24 CD/VCD/DVD L/R output error Digital output error (Mixed Audio output) Normal DATA 0 is Output in NIC1-46 is normal? Check NIC1-56 output. Check NIC1 peripheral circuit. input in AIC1-3? Check NIC1-111 Analog output of Output in (CD/VCD ; 16.9344MHz, Check AIC3. AIC1-9, 10, 11, 12 is AIC3-6, 8, 10 is DVD ;...
  • Page 25 VIC1(M) ; SAA7128 No Power (120 Voltage) Video output error in VIC1(J) ; MM1540 (Standby LED OFF) RCA Jacks Power level is Check the connection between normal at pin 6, 17, 20, 25, 28, pin 2 in PIC5 and Emmiter in PQS58. 31, 36, 39 in VIC1(M)? PFD01 error? Replace fuse.
  • Page 26 VIC1(M) ; SAA7128 VIC1(J) ; MM1540 Analog signals Check the connection between are inputed normally at pin 2, 4, 6, VIC1(M) and VIC1(J). 9, 11, 13 in VIC1(J)? Power is normal Check the connection between at pin 1, 28 in VIC1(J)? VIC1(J) and Emmiter of PQL58.
  • Page 27 4. Exploded View and Parts List Page 4-1 Cabinet Assembly - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-2 Deck Assembly - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -...
  • Page 28 100 (DECK-DVD MECHA) 602 (ASS'Y-PCB-JACK) CN1B S.N.A. (CHASSIS-REAR) 601 (ASSY-PCB-MAIN) UT01 S.N.A. (CABINET-BOTTOM) (ASS'Y-PCB-JOY PAD) DOOR-BATTERY ; AH64-01150B S.N.A. : Service Not Available...
  • Page 29: Exploded Views And Parts List

    AH97-00739A ASSY-DOOR TRAY;ABS 94HB,DVD-N501,- AH61-00792A FOOT-FRONT;DVD-N501,ABS 94HB,-,BLK,-,- AH65-00003A CLAMP-CORD POWER;DVD-M101,NYLON 66,-,-,- AH64-00933B CABINET TOP;DVD-M301/XAA,SV227,PCM T0.65 AH92-01045A ASSY PCB-MAIN;DVD-N501,MAIN AH92-01046A ASSY PCB-JACK;DVD-N501,JACK AH92-01064A ASSY PCB-JOY PAD;DVD-N501,JOY PAD ASS’Y AC39-10200N POWER-CORD;EP2,SPT-2,AWG#18,1.8MT,WAFER, CN1B 3809-001180 CABLE-FLAT;30V,-30to+80C,80mm,35P,1.25mm 6003-000275 SCREW-TAPTITE;BH,+,B,M3,L10,BLK ,SWCH101 6003-000276 SCREW-TAPTITE;BH,+,B,M3,L10,ZPC(YEL),SWC 6003-000282 SCREW-TAPTITE;BH,+,B,M3,L8,ZPC(BLK),SWCH UT01 AH59-00093D REMOCON-ASS’Y;DVD-N501/XAA,-,-,-,-,-,-,-...
  • Page 30 Exploded Views and Parts List 4-2 Deck Assembly H107 H105 H106 H103 H102 H101 H240 H108 DCN1B H104 H250 H241 H211 H203 H207 H208 H202 H201 H204 H206 H205 H210 H209...
  • Page 31 Exploded Views and Parts List Loc. No Parts No. Description ; Specification Remark 6003-001157 SCREW-TAPTITE;PWH,+,B,M2,L6,ZPC(YEL),SWR 6001-001332 SCREW-MACHINE;FH,+,M2,L8,ZPC(YEL),SWRCH1 6009-001245 SCREW-SPECIAL;SWRCH18A,NYLOCK,SOCKET,HEX 6001-001466 SCREW-MACHINE;BH,+,M2,L6,ZPC(BLK),SWRCH1 AH60-00010A SCREW-MACHINE-MOTOR;-,+,SWCH18AK,M1.7,L2 H101 AH61-00512A CHASSIS-HOUSING;DP-7,ABS(SR-0320),-,-,-, H102 AH66-00111B CLAMPER-ASSY;DP-5,POM+MAGNET,-,-,-,-,-,- H103 AH66-00123A PULLEY-GEAR;DP-7,POM M90-44,-,-,-,-,-,- H104 AH31-00024A MOTOR-LOAD ASSY;SM-2412L2,DP-7,-,-,-,-,- H105 6602-001076 BELT-RECTANGULAR;CR,T1.2,4.3%,1.2X25.1,B H106 AH66-00124A GEAR-TRAY;DP-7,POM,M90-44,-,-,-,-,-,-,-...
  • Page 32: Electrical Parts List

    Remark AH92-01045A ASSY PCB-MAIN;DVD-N501,MAIN MR12 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 3708-001364 CONNECTOR-FPC/FC/PIC;35P,1.25MM,STRAIGHT MR13 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 3711-001102 CONNECTOR-HEADER;BOX,7P,1R,2mm,STRAIGHT, MR14 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 CN9B AH39-00324A WIRE HARNESS;DVD-N501,SHIELD WIRE,-,7P,4 MR15 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 DCN1 3708-001364 CONNECTOR-FPC/FC/PIC;35P,1.25MM,STRAIGHT MR16 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 DCN2 3711-001018 CONNECTOR-HEADER;BOX,5P,1R,2mm,STRAIGHT, MR19 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 DCN3 3711-000907 CONNECTOR-HEADER;BOX,3P,1R,2mm,STRAIGHT, 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608...
  • Page 33 CORE-FERRITE BEAD;AB,120ohm,2x1.25x0.9mm NR53 2007-000078 R-CHIP;1Kohm,5%,1/16W,DA,TP,1608 NL36 3301-000353 CORE-FERRITE BEAD;AB,120ohm,2x1.25x0.9mm 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 NL37 3301-000353 CORE-FERRITE BEAD;AB,120ohm,2x1.25x0.9mm 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 NL38 3301-000353 CORE-FERRITE BEAD;AB,120ohm,2x1.25x0.9mm NR70 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 NL41 3301-001051 CORE-FERRITE BEAD;AB,1kohm,1.6x0.8x0.8mm NR71 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 NL42 3301-001051 CORE-FERRITE BEAD;AB,1kohm,1.6x0.8x0.8mm NR72 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 Samsung Electronics...
  • Page 34 R-NETWORK;100ohm,5%,63mW,L,CHIP,8P,TP 0501-000279 TR-SMALL SIGNAL;KSA1182-Y,PNP,150mW,SOT- NRA7 2011-000816 R-NETWORK;100ohm,5%,63mW,L,CHIP,8P,TP 0501-000279 TR-SMALL SIGNAL;KSA1182-Y,PNP,150mW,SOT- NRA8 2011-000816 R-NETWORK;100ohm,5%,63mW,L,CHIP,8P,TP 0504-000128 TR-DIGITAL;-,NPN,200MW,22K/22K,SOT-23,TP NRA9 2011-000816 R-NETWORK;100ohm,5%,63mW,L,CHIP,8P,TP 2007-000091 R-CHIP;12Kohm,5%,1/16W,DA,TP,1608 AH41-00324A PCB-MAIN;DVD-N501,EPOXY,2L,-,1.6T,220X1 RR10 2007-000312 R-CHIP;10OHM,5%,1/8W,DA,TP,3216 PCC1 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, RR12 2007-000102 R-CHIP;100Kohm,5%,1/16W,DA,TP,1608 PCC2 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, RR13 2007-000102 R-CHIP;100Kohm,5%,1/16W,DA,TP,1608 PCC3 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP,...
  • Page 35 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 SR14 2007-000078 R-CHIP;1Kohm,5%,1/16W,DA,TP,1608 VR11 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 SR15 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 VR12 2007-000539 R-CHIP;200ohm,5%,1/16W,DA,TP,1608 SR16 2007-000133 R-CHIP;330Kohm,5%,1/16W,DA,TP,1608 VR13 2007-000077 R-CHIP;470ohm,5%,1/16W,DA,TP,1608 SR17 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 VR14 2007-000077 R-CHIP;470ohm,5%,1/16W,DA,TP,1608 SR18 2007-000102 R-CHIP;100Kohm,5%,1/16W,DA,TP,1608 VR15 2007-000729 R-CHIP;300ohm,5%,1/16W,DA,TP,1608 SR19 2007-000091 R-CHIP;12Kohm,5%,1/16W,DA,TP,1608 VR16 2007-000076 R-CHIP;330ohm,5%,1/16W,DA,TP,1608 Samsung Electronics...
  • Page 36 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 AR30 2007-000872 R-CHIP;4.7KOHM,5%,1/10W,DA,TP,2012 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 AR31 2007-000026 R-CHIP;200OHM,5%,1/10W,DA,TP,2012 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 AR32 2007-000872 R-CHIP;4.7KOHM,5%,1/10W,DA,TP,2012 AR33 2007-000872 R-CHIP;4.7KOHM,5%,1/10W,DA,TP,2012 AH92-01046A ASSY PCB-JACK;DVD-N501,JACK AR35 2007-000300 R-CHIP;10KOHM,5%,1/10W,DA,TP,2012 AC10 2203-000192 C-CERAMIC,CHIP;100nF,+80-20%,50V,Y5V,TP, AR36 2007-000572 R-CHIP;220OHM,5%,1/10W,DA,TP,2012 AC11 2203-000716 C-CERAMIC,CHIP;3.3nF,10%,50V,X7R,TP,2012 AR38 2001-000515 R-CARBON;220OHM,5%,1/8W,AA,TP,1.8X3.2MM AC13 2203-000716 C-CERAMIC,CHIP;3.3nF,10%,50V,X7R,TP,2012 2007-000300 R-CHIP;10KOHM,5%,1/10W,DA,TP,2012...
  • Page 37 C-CERAMIC,CHIP;100nF,+80-20%,50V,Y5V,TP, PDS51 0401-000101 DIODE-SWITCHING;1N4148,100V,200mA,DO-35, VC12 2203-000192 C-CERAMIC,CHIP;100nF,+80-20%,50V,Y5V,TP, PDS52 0402-000132 DIODE-RECTIFIER;1N4004,400V,1A,DO-41,TP 2203-000192 C-CERAMIC,CHIP;100nF,+80-20%,50V,Y5V,TP, PER10 2401-003365 C-AL;150uF,20%,200V,GP,TP,18x25,7.5 2203-000192 C-CERAMIC,CHIP;100nF,+80-20%,50V,Y5V,TP, PER11 2401-001235 C-AL;4.7uF,20%,250V,WT,TP,10x12.5,5 2203-000192 C-CERAMIC,CHIP;100nF,+80-20%,50V,Y5V,TP, PER12 2401-000905 C-AL;22uF,20%,16V,BP,-,6x11,2.5mm 2203-000192 C-CERAMIC,CHIP;100nF,+80-20%,50V,Y5V,TP, PES31 2401-000302 C-AL;100uF,20%,25V,GP,TP,6.3x11,5 2203-000192 C-CERAMIC,CHIP;100nF,+80-20%,50V,Y5V,TP, PES32 2401-000302 C-AL;100uF,20%,25V,GP,TP,6.3x11,5 VCC1 2203-000595 C-CERAMIC,CHIP;0.22nF,5%,50V,NP0,TP,2012 Samsung Electronics...
  • Page 38 R-CARBON;75OHM,5%,1/8W,AA,TP,1.8X3.2MM VR15 2001-000969 R-CARBON;75OHM,5%,1/8W,AA,TP,1.8X3.2MM VR16 2001-000969 R-CARBON;75OHM,5%,1/8W,AA,TP,1.8X3.2MM 2007-000029 R-CHIP;0OHM,5%,1/10W,DA,TP,2012 2007-000029 R-CHIP;0OHM,5%,1/10W,DA,TP,2012 2007-000029 R-CHIP;0OHM,5%,1/10W,DA,TP,2012 AH92-01064A ASSY PCB-JOY PAD;DVD-N501,JOY PAD ASS’Y JCNS1 3711-001102 CONNECTOR-HEADER;BOX,7P,1R,2mm,STRAIGHT, JCNS2 AH39-00267A CONNECT WIRE;-,#26,-,03P,-,WHITE/BLK,-,- 2901-001184 FILTER-EMI ON BOARD;50V,0.5A,-,220pF,7x2 2901-001184 FILTER-EMI ON BOARD;50V,0.5A,-,220pF,7x2 2901-001184 FILTER-EMI ON BOARD;50V,0.5A,-,220pF,7x2 2901-001184 FILTER-EMI ON BOARD;50V,0.5A,-,220pF,7x2 2901-001184 FILTER-EMI ON BOARD;50V,0.5A,-,220pF,7x2...
  • Page 39: Block Diagram

    Actuator & Motor Driver (KS1454) Post Filter CVBS NIC1 Servo + DSP (XCMMP-L3CZP) Yout A/V Decoder Post Filter Cout VIC1 VIC1 (SAA7128) (MM1540) R/Pr Video Encoder Post Filter B/Pb Post Filter NIC5 (KS24C021) EEPROM NIC12 NIC11 (SDRAM) (Flash Memory) System Bus Samsung Electronics...
  • Page 40: Pcb Diagrams

    7-5 Housing - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Samsung Electronics...
  • Page 41 PCB Diagrams 7-1 Main Samsung Electronics...
  • Page 42 PCB Diagrams 7-2 Jack Samsung Electronics...
  • Page 43 PCB Diagrams 7-3 Joy-Pad 7-4 Deck 7-5 Housing Samsung Electronics...
  • Page 44: Wiring Diagram

    8. Wiring Diagram Samsung Electronics...
  • Page 45: Schematic Diagrams

    9-7 Deck - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Main PCB (Component Side) Jack PCB (Component Side) Samsung Electronics...
  • Page 46 Schematic Diagrams 9-1 S.M.P.S. Samsung Electronics...
  • Page 47: Servo/Key

    Schematic Diagrams 9-2 Servo/Key Samsung Electronics...
  • Page 48: Mpeg Decoder

    Schematic Diagrams 9-3 MPEG Decoder Samsung Electronics...
  • Page 49: Video

    Schematic Diagrams 9-4 Video Samsung Electronics...
  • Page 50: Audio

    Schematic Diagrams 9-5 Audio Samsung Electronics...
  • Page 51: Front

    Schematic Diagrams 9-6 Front Samsung Electronics...
  • Page 52: Joystick

    Schematic Diagrams 9-7 Joystick Samsung Electronics...
  • Page 53: Deck

    Schematic Diagrams 9-8 Deck Samsung Electronics...

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