Samsung DVD-P401 Manual Download Page 27

Page: 27 / 63

Troubleshooting

3-6

Samsung Electronics

No Power (120 Voltage)

(Standby LED OFF)

PFD01 error?

PDS01 voltage

is missing?

Replace PQR11.

Replace fuse.

Check PDS01 ~ 04.

Yes

Collector of

PQR11 output normal

voltage?

Check 2'd voltage.

Operation of

PQR11 is normal?

Replace PQR12.

Yes

Switching operation

of PQR11 is normal?

Replace PQR11.

Check feed back.

Yes

S-Video output error

VSW1 video select

switch is down position?

VR121 of VSW1

is high state?

Move the select switch to down position.

Check the soldering of VSW1.

Yes

Summary of Contents for DVD-P401

Page 1: ...y 3 Troubleshooting 4 Exploded Views and Parts List 5 Electrical Parts List 6 Block Diagram 7 PCB Diagrams 8 Wiring Diagram 9 Schematic Diagrams Manual DVD PLAYER CONTENTS SERVICE MANUAL DVD P701 P401 DVD P401 DVD P701 ELECTRONICS Samsung Electronics Co Ltd JUN 2001 Printed in Korea AH68 00912A ...

Page 2: ...rwriters Laboratories UL 1270 40 7 With the instrument s AC switch first in the ON position and then in the OFF position measure from a known earth ground metal water pipe conduit etc to all exposed metal parts of the instrument antennas handle brackets metal cabinets screw heads metallic overlays control shafts etc espe cially any exposed metal parts that offer an electri cal return path to the c...

Page 3: ...ched out of place or frayed wiring Do not change spacing between a component and the printed circuit board Check the AC power cord for damage 5 Components parts and or wiring that appear to have overheated or that are otherwise damaged should be replaced with components parts and or wiring that meet original specifications Additionally determine the cause of overheating and or damage and if necess...

Page 4: ...nd lead last 2 The service precautions are indicated or printed on the cabinet chassis or components When servic ing follow the printed or indicated service precau tions and service materials 3 The components used in the unit have a specified flame resistance and dielectric strength When replacing components use components which have the same ratings Components i enti fied by shading by or by in t...

Page 5: ...posure of the assem bly 3 Use only a grounded tip soldering iron to solder or unsolder ESD devices 4 Use only an anti static solder removal devices Some solder removal devices not classified as anti static can generate electrical charges suffi cient to damage ESD devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ESD devices 6 Do not remove a ...

Page 6: ... sheet This gives them the same ground as the sheet 4 Remove the optical pick up block 5 Perform work on top of the conductive sheet Be careful not to let your clothes or any other static sources to touch the unit 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 Fig 1 3 6 Short the short terminal on the PCB wh...

Page 7: ...ke solder land 4 points short on Pick up See Fig 1 4 4 Disassembly the Pick up 1 5 2 Assembly 1 Replace the Pick up 2 Remove the soldering 4 points on Pick up See Fig 1 4 3 Reassemble the Deck Assy PICK UP ASS Y CD DVD SOLDER LAND 4 POINTS SHORT Note If the assembly and disassembly are not done in correct sequence the Pick up may be damaged Fig 1 4 ...

Page 8: ...ssembly 2 1 Cabinet and PCB 2 1 1 Top Cabinet Removal 1 Remove 3 Screws Œ on the back Top Cabinet 2 Lift up the Top Cabinet in direction of arrow Œ 3 SCREWS Fig 2 1 Top Cabinet Removal Note Reassembly in reverse order Œ 3 SCREWS DVD P701 DVD P401 ...

Page 9: ...se Tray Œ and power off 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 Side View ˇ EMERGENCY HOLE SCREW DRIVER B Œ TRAY ASS Y DOOR TRAY A Fig 2 2 Ass y Door Tray Removal Œ TRAY ASS Y DOOR TRAY A Side View ˇ EMERGENCY HOLE SCREW DRIVER B DVD P701 DVD P401 ...

Page 10: ...KEY PCB Fig 2 3 Ass y Front Cabinet Removal 2 1 3 Ass y Front Cabinet Removal DVD P701 1 Remove Knob Volume Œ 2 Release 6 Hooks ˇ ˆ and remove Ass y Front Cabinet Ø 3 Remove Knob Shuttle 4 Screws and Key PCB DVD P701 DVD P401 DVD P401 1 Release 6 Hooks Œ ˇ and remove Ass y Front Cabinet ˆ ˆ ASS Y FRONT CABINET ˇ 1 HOOK 1 HOOK Œ 2 HOOKS 2 HOOKS ...

Page 11: ...aasembly DECK ASS Y Œ 3 SCREWS FLAT CABLE CONNECT WIRE DCN1 MAIN PCB DCN2 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 Fig 2 4 Ass y Deck Removal ...

Page 12: ...ectronics 2 5 ˆ MAIN PCB SUB PCB ˇ 2 SCREWS 4 SCREWS Œ 2 SCREWS JACK PCB Fig 2 5 Main PCB Jack PCB Removal 2 1 5 Main PCB Jack PCB Removal 1 Remove 2 Screws Œ and lift up the Jack PCB 2 Remove 2 Screws ˇ 4 Screws and lift up the Main PCB ˆ ...

Page 13: ...2 6 Samsung Electronics Disassembly and Reaasembly KEY PCB DVD P701 DVD P401 MAIN PCB JACK PCB JACK PCB MAIN PCB 2 2 PCB Location Fig 2 6 PCB Location ...

Page 14: ...K PCB MAIN PCB DCN1 ˇ CONNECT WIRE HCN1 HOUSING PCB MAIN PCB DCN2 ˆ CN8 MAIN PCB JACK PCB CN1 Ø PCN1 MAIN PCB JACK PCB PCNS1 CN3S JACK PCB KEY PCB KCN1 CT1 CT2 CT3 CT4 CT5 Œ ˇ CT1 CT2 DECK ASS Y DVD P701 DECK PCB MAIN PCB SUB PCB JACK PCB KEY PCB ˆ Ø CT3 CT4 CT5 2 3 Connector Diagram Fig 2 7 Connector Diagram ...

Page 15: ... FLAT CABLE DECK PCB MAIN PCB DCN1 ˇ CONNECT WIRE HCN1 HOUSING PCB MAIN PCB DCN2 ˆ CN8 MAIN PCB JACK PCB CN1 Ø PCN1 MAIN PCB JACK PCB PCNS1 FCN1 MAIN PCB JACK PCB CN3S CT1 CT2 CT3 CT4 CT5 Œ ˇ CT1 CT2 DECK ASS Y DVD P401 DECK PCB MAIN PCB SUB PCB JACK PCB ˆ Ø CT3 CT4 CT5 Fig 2 8 Connector Diagram ...

Page 16: ...ider Housing ˇ in the direction arrow A 2 When the Tray Disc comes out a little pull it in the direction arrow B by hand 3 Pull the Tray Disc to disassemble while simultaneously pushing 2 Stoppers ˆ left right in the direction arrow C D Fig 2 9 Tray Disc Removal A Œ SCREW DRIVER EMERGENCY HOLE ˇ SLIDER HOUSING TRAY DISC B C ˆ STOPPER ˆ STOPPER D ...

Page 17: ...4 2 Assy P U Deck Removal 1 Disconnect DCN2 Œ DCN3 2 Lift down the Assy P U Deck ˇ while simultaneously pushing 2 Hooks ˆ in the direction of arrow A B Fig 2 10 Assy P U Deck Removal Œ DCN2 ˆ HOOK HOOK DCN3 ˇ ASSY P U DECK A B Assembly Point SLIDER HOUSING ...

Page 18: ... Tray 4 Lift up the Slider Housing ˆ 5 Remove the soldering Ø of 2 points Red Black 6 Remove 2 Screws and lift down the Motor Load Assy 7 Push the 3 Hooks bottom side in the direction arrow C and lift up the Housing PCB 8 Push the Hooks Ô and remove Deck PCB Fig 2 11 Housing Ass y Removal Œ BELT ˇ PULLEY GEAR GEAR TRAY MOTOR LOAD ASSY 3 HOOKS HOUSING PCB DECK PCB Ô HOOK Ø SOLDERING 2 SCREWS ˆ SLID...

Page 19: ...sembly and Reaasembly 2 4 4 Sub Chassis Removal 1 Remove the Soldering of Motor Feed wire Œ 2 Remove the 4 Screws 3 Lift up the Ass y Brkt Deck ˇ Fig 2 12 Sub Chassis Removal 4 SCREWS ˇ ASSY BRAK DECK Œ SOLDERING OF MOTOR FEED WIRE ...

Page 20: ...d B Gear Feed A ˇ 3 Remove 2 Screws 4 Remove Shaft Pick Up ˆ and Pick Up Assy Ø 5 Remove 1 Screw 6 Remove 2 Screws 7 Remove 3 Spring Spindle and Motor Spindle Ass y Fig 2 13 Ass y Brkt Deck Removal 2 SCREW Œ WASHER GEAR FEED B 2 SCREWS 1 SCREW ˆ SHAFT PICK UP ˇ GEAR FEED A Ø PICK UP ASS Y SPRING SPINDLE MOTOR SPINDLE ...

Page 21: ...2 14 Samsung Electronics Disassembly and Reaasembly MEMO ...

Page 22: ...tputted from object lens at play key input No focus incoming and no disc occurs Yes No B A No focus incoming FE in SIC1 25 is within specified range SIC3 26 27 output are normal Check open state from SIC3 to pick up Check RIC1 and A B C D input Check SIC3 Yes Yes No No A ...

Page 23: ...ed Motor and connection Check MIC1 Yes No SLED SLED SIC3 32 33 output are normal Check SIC3 Yes No NO LD CD ON RIC1 21 is 5V Current exceeds 0 1A LD out pick up replace Open check in related circuit Check MIC1 Yes Yes Yes No No Divide RQ1 emitter terminal voltage and 5V real voltage difference into 10ohm B ...

Page 24: ...Focus On Yes Yes Yes A See Fine Seek Check No Yes Check pick up No FINE SEEK Check FINE SEEK MIRR signal RIC1 46 is missing TZCO signal SIC1 24 is occurs Track incomming is delayed TE is within 2V and 3V Pick up transfer smooth Check RIC1 Peripheral curcuit Check SIC1 Peripheral curcuit Time out due to many jump counts Check SIC1 peripheral circuit SIC1 33 output is normal SIC3 28 29 terminal outp...

Page 25: ...c motor Check SIC1 MIC1 Check SIC3 soldering and power Check path to RIC1 and SIC1 Check RIC1 soldering and power RIC1 70 output are normal RIC1 71 output is normal Check RIC1 peripheral circuit and A B C D Yes Yes Yes Yes Yes Yes No No No No No No No Tray open close MIC1 6 8 is Open L L Close H H Check SIC3 35 36 output at open close Check signal line state from SIC3 35 36 to tray motor Micom MIC...

Page 26: ...eck ZIC1 121 output Check ZIC1 125 CD VCD 16 9344MHz DVD 18 432MHz Yes Yes No No AOP1 1 7 output is normal Check AOP1 peripheral circuit Yes No Base terminal level of AQ1 AQ3 are L Check FIC1 47 mute Yes No Digital output error Output in ZIC1 127 is normal Output in AIC3 6 8 10 is normal Check AVJ4 ACJ5 peripheral soldering shot Check ZIC1 peripheral circuit Check AIC3 Yes No No Yes ...

Page 27: ...ollector of PQR11 output normal voltage Check 2 d voltage No Operation of PQR11 is normal Replace PQR12 Yes No Switching operation of PQR11 is normal Replace PQR11 Check feed back Yes Yes No Yes S Video output error VSW1 video select switch is down position VR121 of VSW1 is high state Move the select switch to down position Check the soldering of VSW1 Yes No No Yes D ...

Page 28: ...ction between VIC3 and output jack Pin of VDD_2 5 VDD 3 3 in Zic1 has normal level Check the connection between pin 1 in PCNS1 and pin 3 in ZIC5 Yes No Peak to peak voltage level of pin 27 in VIC3 is 2V Video signal of about 1V appears at output jack Yes No Yes Check the RCA cable D Y Pr Pb output error Interface VSW1 video select switch is down position VR121 of VSW1 is high state Move the select...

Page 29: ...tion Move the select switch to up position No Yes F Digital Data input at pin 31 43 Pb pin 19 30 Pr pin 7 18 Y in PIC6 Digital Data output at pin 67 81 Pb pin 82 95 Pr pin 47 65 Y in PIC6 Digital Data input at pin 39 48 Pr pin 14 23 Pb pin 1 10 Y in PIC1 Check PRP11 PRP12 PRP9 PRP10 PRP3 PRP5 PR42 PR32 PR39 PR40 PR27 PR26 No No No Check the control pins 96 97 54 55 56 Check PRP8 PRP6 PRP7 PRP4 PRP...

Page 30: ...4 1 4 Exploded View and Parts List 4 1 Cabinet Assembly 4 2 Deck Assembly Page 4 2 4 4 ...

Page 31: ...Y PCB MAIN 603 ASSY PCB SUB S N A CABINET BOTTOM S N A CHASSIS REAR 610 152 13 12 12 151 CN1B 100 DECK DVD MECHA 602 ASS Y PCB JACK S N A Service Not Available 1 DVD P401 DVD P701 UT01 2 3 701 151 4 DVD P701 DVD P401 DOOR BATTERY AH64 01156B DOOR BATTERY AH64 01045B SLOW VOL CON 1 2 ...

Page 32: ... 101 AH64 00933B CABINET TOP DVD M301 XAA SV227 PCM T0 65 150 6003 000275 SCREW TAPTITE BH B M3 L10 BLK SWCH101 151 6003 000276 SCREW TAPTITE BH B M3 L10 ZPC YEL SWC 152 6003 000282 SCREW TAPTITE BH B M3 L8 ZPC BLK SWCH 601 AH92 01113A ASSY PCB MAIN DVD P701 XAA MAIN DVD P701 AH92 01115A ASSY PCB MAIN DVD P401 XAA MAIN DVD P401 602 AH92 01114A ASSY PCB JACK DVD P701 XAA JACK DVD P701 AH92 01063A A...

Page 33: ...Exploded Views and Parts List 4 4 4 2 Deck Assembly H108 H106 H101 H105 H107 H102 H240 H211 H203 H241 DCN1B 905 H104 H250 H103 H207 H208 H201 H202 H210 H204 H205 H209 H206 901 900 904 906 903 ...

Page 34: ...44 H107 AH66 00125A SLIDER HOUSING DP 7 POM H108 AH63 00217A TRAY DISC POM BLK DP 7 H201 AH97 00561B ASSY BKRT DECK SECC POM DP 7 H202 AH73 00023C RUBBER INSULATOR DP 7 BUTYL RUBBER 10 H203 AH61 50327A SHAFT P U DP SUS420J2 OD3 L84 7 S FINISH H204 AH66 00075A GEAR FEED A POM M90 44 H205 AH66 00076A GEAR FEED B POM M90 44 H206 AC60 30306A WASHER SLIT ID2 1 OD5 0 T0 5 POLYS H207 AH31 00022A MOTOR SP...

Page 35: ...Exploded Views and Parts List 4 6 MEMO ...

Page 36: ...2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 PC5 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 PC6 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 PCN1 3711 000596 CONNECTOR HEADER BOX 10P 1R 2mm STRAIGHT PE1 2401 002165 C AL 100uF 20 16V GP TP 6 3x7 5 PE2 2401 002165 C AL 100uF 20 16V GP TP 6 3x7 5 PE3 2401 002165 C AL 100uF 20 16V GP TP 6 3x7 5 PE4 2401 002165 C AL 100uF 20 16V G...

Page 37: ...0 50V X7R TP 1608 SC26 2203 000372 C CERAMIC CHIP 15nF 10 50V X7R TP 1608 SC27 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 SC28 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 SC29 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 SC30 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 SC32 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 SC33 2203 000681 C CERAMIC CHIP 0 027nF 5 50V ...

Page 38: ... 2203 000626 C CERAMIC CHIP 0 022nF 5 50V NP0 TP 160 ZC50 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 ZC51 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 ZC56 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 ZC58 2203 000440 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 ZC59 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 ZC6 2203 000626 C CERAMIC CHIP 0 022nF 5 50V NP0 TP 160 ZC60 2203 0...

Page 39: ...003 R CARBON 330ohm 5 1 8W AA TP 1 8x3 2mm AR202 2001 000969 R CARBON 75OHM 5 1 8W AA TP 1 8X3 2MM AR203 2001 000515 R CARBON 220OHM 5 1 8W AA TP 1 8X3 2MM AR21 2007 000300 R CHIP 10KOHM 5 1 10W DA TP 2012 AR22 2007 000572 R CHIP 220OHM 5 1 10W DA TP 2012 AR24 2001 000515 R CARBON 220OHM 5 1 8W AA TP 1 8X3 2MM AR25 2001 000515 R CARBON 220OHM 5 1 8W AA TP 1 8X3 2MM AR26 2001 000429 R CARBON 1KOHM ...

Page 40: ...2 2001 000331 R CARBON 12KOHM 5 1 8W AA TP 1 8X3 2MM DVD P701 ONLY HR3 2001 000800 R CARBON 5 1KOHM 5 1 8W AA TP 1 8X3 2M DVD P701 ONLY HR4 2001 000666 R CARBON 33OHM 5 1 8W AA TP 1 8X3 2MM DVD P701 ONLY HR5 2001 000331 R CARBON 12KOHM 5 1 8W AA TP 1 8X3 2MM DVD P701 ONLY HR6 2001 000800 R CARBON 5 1KOHM 5 1 8W AA TP 1 8X3 2M DVD P701 ONLY HR7 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM DVD...

Page 41: ...5 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 VR2 2007 000766 R CHIP 330OHM 5 1 10W DA TP 2012 VR3 2007 000766 R CHIP 330OHM 5 1 10W DA TP 2012 VR4 2007 000300 R CHIP 10KOHM 5 1 10W DA TP 2012 VR5 2007 000300 R CHIP 10KOHM 5 1 10W DA TP 2012 VR6 2007 000300 R CHIP 10KOHM 5 1 10W DA TP 2012 VR7 2007 000572 R CHIP 220OHM 5 1 10W DA TP 2012...

Page 42: ...Kohm 5 1 16W DA TP 1608 PRP1 2011 000816 R NETWORK 100ohm 5 63mW L CHIP 8P TP PRP10 2011 000816 R NETWORK 100ohm 5 63mW L CHIP 8P TP PRP11 2011 000816 R NETWORK 100ohm 5 63mW L CHIP 8P TP PRP12 2011 000816 R NETWORK 100ohm 5 63mW L CHIP 8P TP PRP2 2011 000816 R NETWORK 100ohm 5 63mW L CHIP 8P TP PRP3 2011 000816 R NETWORK 100ohm 5 63mW L CHIP 8P TP PRP4 2011 000816 R NETWORK 100ohm 5 63mW L CHIP 8...

Page 43: ...5 8 Samsung Electronics Electrical Parts List MEMO ...

Page 44: ...IC1 TMP91C219F Main Controller FIC1 uPD780232 Front Controller ZIC1 ZiVA 4 1 A V Decoder CVBS1 CVBS2 Y Pb Pr L1 R1 L2 R2 Optical A V Decoder AC3 MPEG 5 1 AUDIO DSP CSS INPUT FIFO DEMUX AIC1 AK4382 2 CH Audio DAC PIC7 SAA7128 Video Encoder PIC5 gmVLX1A Progressive PIC3 gmAFMC AFMC PIC1 ADV7123 Video DAC PIC6 gmCP2 Copy Guard PIC2 4M SGRAM VIC3 MM1539 Video Amp VIC2 BA7660 Video Amp PIC8 9 10 7SB315...

Page 45: ...Block Diagram 6 2 Samsung Electronics MEMO ...

Page 46: ...Samsung Electronics 7 1 7 PCB Diagrams 7 2 7 3 7 4 7 4 7 4 7 4 7 1 Main 7 2 Jack 7 3 Sub 7 4 Key DVD P701 Only 7 5 Deck 7 6 Housing ...

Page 47: ...PCB Diagrams 7 2 Samsung Electronics 7 1 Main COMPONENT SIDE SOLDER SIDE ...

Page 48: ...PCB Diagrams Samsung Electronics 7 3 7 2 Jack ...

Page 49: ...PCB Diagrams 7 4 Samsung Electronics 7 3 Sub 7 5 Deck 7 4 Key DVD P701 Only 7 6 Housing COMPONENT SIDE SOLDER SIDE ...

Page 50: ...Samsung Electronics 8 1 8 Wiring Diagram ...

Page 51: ...Wiring Diagram 8 2 Samsung Electronics MEMO ...

Page 52: ...9 5 9 6 9 7 9 8 9 9 9 10 9 11 9 1 Power 9 2 AV Decoder Main Micom Key 9 3 Servo 9 4 Video 9 5 Audio 9 6 Sub 9 7 Front Micom 9 8 Headphone DVD P701 Only 9 9 Key DVD P701 Only 9 10 Deck Block Identification of PCB Main PCB Component Side Jack PCB Component Side ...

Page 53: ...Schematic Diagrams 9 2 Samsung Electronics 9 1 Power ...

Page 54: ...Schematic Diagrams Samsung Electronics 9 3 9 2 AV Decoder Main Micom Key ...

Page 55: ...Schematic Diagrams 9 4 Samsung Electronics 9 3 Servo ...

Page 56: ...Schematic Diagrams Samsung Electronics 9 5 9 4 Video ...

Page 57: ...Schematic Diagrams 9 6 Samsung Electronics 9 5 Audio ...

Page 58: ...Schematic Diagrams Samsung Electronics 9 7 9 6 Sub ...

Page 59: ...Schematic Diagrams 9 8 Samsung Electronics 9 7 Front Micom ...

Page 60: ...Schematic Diagrams Samsung Electronics 9 9 9 8 Headphone DVD P701 Only ...

Page 61: ...Schematic Diagrams 9 10 Samsung Electronics 9 9 Key DVD P701 Only ...

Page 62: ...Schematic Diagrams Samsung Electronics 9 11 HOUSING PCB 9 10 Deck ...

Page 63: ...Schematic Diagrams 9 12 Samsung Electronics MEMO ...

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