Samsung YP-NEU64B Service Manual Download Page 10 | Manualshive

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background image

Troubleshooting

Samsung Electronics

4-3

Check D3-1

>2.8V

Check

Y1(12MHz)

YES

NO

NO

NO

YES

YES

Check

Power On

Check LCD

Check KEY S1

Replace

Main Board

Check

between con7 and

U1-96,97,98,99

No LCD Display

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Summary of Contents for YP-NEU64B

Page 1: ...cations 3 Location of Controls 4 Troubleshooting 5 Exploded View and Parts List 6 Block Diagram 7 PCB Diagrams 8 Schematic Diagrams Manual DIGITAL AUDIO PLAYER CONTENTS ELECTRONICS Samsung Electronics Co Ltd JUN 2001 Printed in Korea AH68 00759A 查询YP NDUMP3供应商 ...

Page 2: ...lation of electrostatic charge 4 Do not use freon propelled chemicals These can generage electrical charges that damage ESDs 5 Use only a grounded tip soldering iron when soldering ESDs 6 Use only anti static solder removal device Many solder removal devices are not rated as anti static these can accumulate sufficient electrical charge to damage ESDs 7 Do not remove a replacement ESDs from its pro...

Page 3: ...Precautions 1 2 Samsung Electronics MEMO ...

Page 4: ...with alkaline batteries 70x88x21mm 2 75 x3 46 x0 83 76g 2 68 Oz without batteries Plastic Aluminum Up to 1 5Mbps SmartMedia Card Socket 90dB with A filter 7mW 20Hz 20KHz Model Processor Memory Capacity Power Battery Dimensions W x H x D Case File Transmission Speed Memory Socket Noise Ratio Earphone Output Power Output Frequency Range ...

Page 5: ...Specifications 2 2 Samsung Electronics MEMO ...

Page 6: ...n Volume control button 3D button LCD Voice Recorder button Repeat button Erase button Mode Section repeat button FF button Equalizer button REW button Microphone Connection cable terminal Power On Play Pause button SmartMedia Card Slot Push open button Earphone jack Eject Hold switch Battery case ...

Page 7: ...on Reverse button Forward button EQ REP button Section repeat button A Headphone Earphone port B Hold Switch LCD Panel 3 4 FM Remote Controller Power ON Play Pause button Hold switch Belt Clip Volume control button FF button Stop Power OFF button Mode button EQ REP button LCD panel REW button Section repeat button A B Front Rear ...

Page 8: ...g Soldering Replace Switch Replace remote control Faulty LCD Faulty Z1 U15 U14 Open or Short PCB Faulty Flash Memory L3 3V U1 Pin 3 13 35 80 3V J1 PIn 1 3V U1 Pin 98 Signal C66 Signal U15 PIn 5 3V U14 Pin 11 12 13 TP3 Signal Ports between U2 and memory chip smart media card socket Mechanical parts Check TP1 TP2 Open Short test of switch Mechanical parts Check between U1 and U17 Cold soldering on J...

Page 9: ...2 8V Replace Main Board Check C66 Analog Signal Cold Soldering Z1 or Replace Z1 Check TP6 Analog Signal Replace U15 NO YES NO NO NO NO YES YES Check TP3 3MHz Check U16 9 6MHz YES YES YES Replace Sub Board Replace U16 Check U14 11 12 13 Digital Signal Replace Mainboard U14 REC No Recording ...

Page 10: ...Troubleshooting Samsung Electronics 4 3 Check D3 1 2 8V Check Y1 12MHz YES NO NO NO YES YES Check Power On Check LCD Check KEY S1 Replace Main Board Check between con7 and U1 96 97 98 99 No LCD Display ...

Page 11: ...MHz Check Signals on between U1 and U17 NO NO NO YES YES YES YES Check USB Cable Connect message Replace Main Board Y3 Replace Main Board U17 NO Replace Main Board Check Cable Connector U17 15 16 0 5V Download No USB controller when USB cable connected ...

Page 12: ...tal Signal Check U5 37 41 Signal Signal 1KHz Check Phone Jack Play NO Replace U5 NO Replace U5 NO Replace Y2 NO YES YES YES YES YES Check Y2 14 725 NO Replace Y2 Check Y2 and 14 725 Replace Sub Board Replace Sub Board Replace Sub Board Play check Play 1KHz 128Kbps ...

Page 13: ...4 6 Samsung Electronics NO NO YES YES Check U1 J7 between U1 51 58 and J7 2 9 Replace Main Board Check J9 U9 U10 between J9 2 9 and U9 10 29 32 41 44 Replace Sub Board Check Cold soldering J9 U9 U10 Display Invalid FLS ...

Page 14: ...EI HONG KONG ONLY AH92 00882A ASSY PCB SMC YP NDU FM SMC 64MB AH72 00046A CHASSIS FRAME YP ND ABS GRY 1 FRAM 6003 001174 SCREW TAPTITE PH B M1 7 L13 NI PLT SWR Ô 6003 001173 SCREW TAPTITE PH S M1 7 L6 NI PLT SWCH AH59 00065A REMOCON YP NE ND MF SAMSUNG 56 24 24mm Ò AH59 00100A REMOCON YR 10FS SAMSUNG FM Tuner uPD75 EUROPE ONLY AH59 00073A REMOCON FM YR 10FS SAMSUNG 55mm V850e 9e OTHERS AREA Ú AH97...

Page 15: ...Exploded View and Parts List 5 2 Samsung Electronics MEMO ...

Page 16: ...3 decoder MAS3507D MP3 decoding digital volume control DC DC Converter 13 Key Including Button PC USB Interface Clock Generation OSC Power 1 5 x 2 AAA Battery A D Converter UDA1360 Clock Generation OSC D A Converter DAC 3550A Earphone Flash Memory Internal 16M 32M 64M External 16M 32M 64M Smart Card mic I C Key Interrupt Information U17 Y1 U1 U6 Y2 U5 U14 U9 U10 2 ...

Page 17: ...Block Diagram 6 2 Samsung Electronics MEMO ...

Page 18: ...Samsung Electronics 7 1 7 PCB Diagrams 7 1 Micom COMPONENT SIDE SOLDER SIDE ...

Page 19: ...PCB Diagrams 7 2 Samsung Electronics 7 2 SMC COMPONENT SIDE SOLDER SIDE ...

Page 20: ... 4 5 6 7 8 C74 47uF U16 74LVX74 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1CLR 1D 1CLK 1PRE 1Q 1Q GND 2Q 2Q 2PRE 2CLK 2D 2CLR VCC C73 100nF R55 47K R61 100K R151 100K R153 3K C112 100n C111 100n R161 1M U17 PDIUSBD12 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 DATA0 DATA1 DATA2 DATA3 GND DATA4 DATA5 DATA6 DATA7 ALE CS_N SUSPEND CLKOUT INT_N RD_N WR_N DMREQ DMACK_N EOT_N RESET...

Page 21: ...C N C I O0 I O1 I O2 I O3 N C N C N C VSS VCC N C N C N C I O4 I O5 I O6 I O7 N C N C N C N C C43 100nF C42 100nF C41 100nF C40 100nF R27 47K C45 100nF R70 100K R69 100K C13 100nF C12 100nF C11 10uF R28 47K R31 47K R30 47K R29 47K C14 10uF R35 47K R34 47K R33 47K R32 47K R36 47k U4 NC7S04 1 2 3 4 5 NC A GND Y VCC C15 100nF C116 47 p U3 74LVX15 7 2 3 5 6 11 10 14 13 1 15 4 7 9 12 16 8 1A 1B 2A 2B 3...

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