Samsung YP-U2 Service Manual Download Page 7

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Samsung Electronics

2-1

2. Product Descriptions

1. Product Feature

PRODUCT FEATURE

MP3, WMA, Audio ASF and

Your player supports playback of MP3, WMA, Audio ASF and Ogg.

Ogg Playback

Removable Storage Device

You can easily copy and paste files to the player using Windows Explorer.

USB 2.0 Support

Maximum data speed transfer of 18 Mbps.

Display

128 * 64 FSTN (Negative Type)

Built-in Rechargeable

The built-in rechargeable lithium battery provides up to 13 hours of play time.

Li-Polymer Battery

(According to company measurement)

Upgradable

You can upgrade the built-in programs when available.

Please check the home page (www.samsung.com) for upgrades.

Summary of Contents for YP-U2

Page 1: ...O PLAYER SERVICEManual Features MP3 WMA AudioASFandOggPlayback Removable Storage Device USB 2 0 Support Voice Recording Function Built InRechargeableLi PolymerBattery Firmware Upgradable Model YP U2 Application YP U2XB XW 512MB YP U2ZB ZW 1GB YP U2QB QW 2GB Confidential ...

Page 2: ...ELECTRONICS Samsung Electronics Co Ltd FEB 2006 Printed in Korea Code no AH68 01819L ...

Page 3: ...How to disassemble 5 1 Ch6 Troubleshooting 1 It keeps being turned off 6 1 2 No Sound can be heard 6 2 3 It can not record voice 6 3 4 The buttons does not work 6 4 5 File can not be download 6 5 Ch7 Exploded View Parts List 1 Total Exploded View 7 1 2 Parts List 7 5 Ch8 Electrical Parts List Electrical Parts List 8 1 Ch9 Block Diagram Block Diagram 9 1 Ch10 Wiring Diagram Wiring Diagram 10 1 Ch11...

Page 4: ...rrent for Appliances and Underwriters Laboratories UL Publication UL1410 59 7 With the unit completely reassembled plug the AC line cord directly into a 120V AC outlet With the unit s AC switch first in the ON position and then OFF measure the current between a known earth ground metal water pipe etc and all exposed metal parts Examples Handle brackets metal cabinets screwheads and control shafts ...

Page 5: ...nplug the unit s AC power cord from the AC power source before attempting to a Remove or reinstall any component or assembly b Disconnect an electrical plug or connector c Connect a test component in parallel with an electrolytic capacitor 3 Some components are raised above the printed circuit board for safety An insulation tube or tape is sometimes used The internal wiring may be clamped to preve...

Page 6: ...ready to install it Most replacement ESDs are packaged with leads that are electrically shorted together by conductive foam aluminum foil or other conductive materials 8 Immediately before removing the protective material from the leads of a replacement ESD touch the protective material to the chassis or circuit assembly into which the device will be installed 9 Minimize body motions when handing ...

Page 7: ...opy and paste files to the player using Windows Explorer USB 2 0 Support Maximum data speed transfer of 18 Mbps Display 128 64 FSTN Negative Type Built in Rechargeable The built in rechargeable lithium battery provides up to 13 hours of play time Li Polymer Battery According to company measurement Upgradable You can upgrade the built in programs when available Please check the home page www samsun...

Page 8: ...cense only cov ers the use of this product unit to encode and or decode audio files conforming to the ISO IEC 11172 3 or ISO IEC 13818 3 No rights are granted under this license for product features or functions that do not conform to the ISO IEC 11172 3 or ISO IEC 13818 3 Model YP U2 Built in Memory capacity 512MB YP U2 X 1GB YP U2 Z 2GB YP U2 Q Voltage 3 7V Li polymer Playing time lasts up to 13...

Page 9: ...Samsung Electronics 2 3 3 Product Comparison Chart Model Model PICTURE PICTURE SOUND SOUND EFFECT EFFECT V VOICE OICE RECORDING RECORDING USB USB TYPE TYPE ...

Page 10: ...2 4 Accessories Name Code No Samsung Electronics 4 Accessories AH30 00090D Earphone ...

Page 11: ...r USB Connection Plug LED Lighting Screen Display Move Track Quick Search Button MENU Select Button Volume Control Button User Recording Button Power Play Pause Button Front Right Side and Top Bottom Hold Switch Reset Button Microphone Earphone Connection Port Earphone Connection Left Side Earphones ...

Page 12: ...battery before using the player for the first time or when the it has not been used for a while Screen Display Charging Fully Charged Remove the USB Cover and then connect the USB Connection Plug to the USB port on your PC It takes about two and a half hours for a full charge although this may vary depending on the PC environment Battery Use Recharge and store within the temperature range of 5 C 3...

Page 13: ...ssing the Reset button P58 Reset Button Transferring Music Files Transferring Music Files Transfer files on your PC to the player using Media Studio Page 26 Transfer files on your PC to the player using the Copy and Paste functions removable disk Page28 Follow the steps below to transfer files To play music files in the player first transfer music files in MP3 WMA Audio ASF Ogg and other supported...

Page 14: ...her 10 Sec 20 Sec 30 Sec or 60 Sec For a VBR or Ogg file the Skip Interval and Serach Speed may not be exact What is DNSe DNSe is a sound effect function for MP3 players developed by Samsung and consists of 3D and Street modes The 3D adds a stereophonic sound effect to the music and the Street mode provides an automatic volume control function that amplifies quiet sounds in noisy street environmen...

Page 15: ...he higher the number is the larger the file size becomes Delete Search and delete files in the Navigation screen Page 56 Resume Specifies the starting point to restart playback after the music you are listening to is stopped If set to Off the last file listened to will play from the beginning If set to On the last file listened to will play from the point where last played Beep Sets the beep sound...

Page 16: ...teps below to prevent damage to the prod uct and data when disconnecting from your PC 1 Place the mouse cursor on top of the icon on the taskbar at the bottom right corner of the desktop and click the left mouse button 2 Click the Safely Remove USB Mass Storage Device Drive message Safely Remove USB Mass Storage Device Drive message 3 Disconnect the player from your PC Do not disconnect the player...

Page 17: ...Samsung Electronics 4 1 Samsung Electronics 4 Adjustments 1 How to recover the device ...

Page 18: ...4 2 Samsung Electronics 2 How to upgrade Firmware ...

Page 19: ... to disassemble 1 Separate the Assy Cap 2 Remove 2 screws on top 3 Separate the Cover Top 4 Separate the Assy Cabinet Front with your left hand thumb and right hand thumbnail as the following figure shows Order Description Picture ...

Page 20: ...t in the direction of the arrow and separate it 6 Release the inside hook with your left hand thumbnail Separate the Cabinet Front according to the procedures of Step 5 7 Separate the Knob Hold 9 Separate the PCB Assy from the Assy Cabinet Back Order Description Picture 8 Remove the screw ...

Page 21: ...Samsung Electronics 6 1 6 Troubleshooting 1 Power failure ...

Page 22: ...6 2 Samsung Electronics 2 No audio sounds ...

Page 23: ...Samsung Electronics 6 3 3 Cannot make a voice recording ...

Page 24: ...6 4 Samsung Electronics 4 Buttons do not work ...

Page 25: ...Samsung Electronics 6 5 5 Connection with the pc is abnormal ...

Page 26: ...Samsung Electronics 7 1 7 Exploded View Parts List AC140 AC320 AH405 AB360 AC310 AL093 AC100 AK280 AH315 AK200 AR014 AS180 AK240 AK170 AC100 AW120 AA070 AA001 AA010 1 Total Exploded View ...

Page 27: ...AC140 AH67 00425A CAP USB SURLYN 1 AC310 AH63 01158A COVER TOP PC 1 YP U2XB ZB QB AC310 AH63 01158B COVER TOP PC 1 YP U2XW ZW QW AC320 AH63 01162A COVER USB ABS 1 AH315 AH61 02147A HOLDER LENS PC 1 AH405 AH61 02188A HOLDER USB ABS 1 AK170 AH64 03895A KNOB FUNCTION ABS 1 AK200 AH64 03894A KNOB HOLD PC YP U2XB ZB QB AK200 AH64 03894B KNOB HOLD PC YP U2XW ZW QW AK240 AH64 03896A KNOB MENU ABS 1 AK280...

Page 28: ... 003015 R CHIP 2 2OHM 5 1 16W TP 1005 R18 2007 000171 R CHIP 0ohm 5 1 16W TP 1005 R3 2007 000141 R CHIP 2 2Kohm 5 1 16W TP 1005 R4 2007 000139 R CHIP 220OHM 5 1 16W TP 1005 R41 2007 001303 R CHIP 110OHM 5 1 16W TP 1005 R42 2007 000170 R CHIP 1MOHM 5 1 16W TP 1005 R6 2007 000172 R CHIP 10ohm 5 1 16W TP 1005 R61 2007 000157 R CHIP 47Kohm 5 1 16W TP 1005 R63 2007 000148 R CHIP 10Kohm 5 1 16W TP 1005 ...

Page 29: ...Samsung Electronics 9 1 9 Block Diagram ...

Page 30: ...Samsung Electronics 9 1 10 Wiring Diagram CON1 LCD FPCB CONNECTOR 17P Connector Reverse Insertion Protection as Mechanism ...

Page 31: ...sed without Samsung s authorization Samsung Electronics 11 PCB Diagram T TOP OP VIEW VIEW BO BOTT TTOM OM VIEW VIEW USB JACK FM Receiption Stage LCD Connector MIC MAIN IC KEY INPUT BATTERY JACK POWER AUDIO OUTPUT OSCILLATOR 24MHz ...

Page 32: ...12 1 This Document can not be used without Samsung s authorization Samsung Electronics 12 Schematic Diagram 1 MAINµ ...

Page 33: ...t be used without Samsung s authorization 2 Main Signal Waveform T TOP OP VIEW VIEW Vd VddIO 1 5V dIO 1 5V Suppl Supply y V Volta oltag ge fr e from Main IC om Main IC P Peripherial eripherial V Volta oltag ge e Memor Memory y FM Module FM Module ...

Page 34: ...ppl Supply y V Volta oltag ge fr e from Main IC om Main IC P Peripherial eripherial V Volta oltag ge e Memor Memory y FM Module FM Module A Audio Output udio Output Signal Signal W Wa avef veform orm Cloc Clock Signal k Signal W Wa avef veform 24MHz orm 24MHz fr from Cr om Crystal ystal BO BOTT TTOM OM VIEW VIEW ...

Page 35: ...13 1 Samsung Electronics This Document can be used without Samsung s authorization POWER AUDIO OUTPUT 13 Circuit Description 1 Description of the Circuit 1 1 Main Blocks in the Circuit Diagram ...

Page 36: ...13 2 Samsung Electronics 1 2 Main Functions by Block ...

Page 37: ...sion to audio format Compression rate indicated in bps bit per second For MP3 sound quality of CD level with compression rate of 128kbps ENCODING FORMAT MP3 MPEG Layer3 AAC MPEG 2 AAC WMA Windows Media Audio Microsoft ATRAC 3 Adaptive TRansform Acoustic Coding SONY EPAC Enhanced Perceptual Audio Coder Luscent Technology OGG Ogg Vorbis DECODING Process of recovering the digital data encoded to the ...

Page 38: ...14 2 Samsung Electronics Yepp Block Diagram ...

Page 39: ... can be recorded in one copy of CD with MP3 compression FLASH Memory Flash memory is the memory chip where entered information will not be deleted even if the power is turned off while data is entered and data can be freely entered or deleted OTP Once Time Programmable OTP is one type of micro controller MCU and is the customer oriented semi conductor on which the customers can directly record the...

Page 40: ... drive Music file downloaded from digi tal contents music service site with SecuMAX can be played back Yepp Explorer This software controls yepp player in PC You can move or delete music list or voice saved in yepp card or embedded memory This software is required to use yepp Music Drive Software audio player for PC embedded with MPEG II AAC Decoder first in Korea It supports not only playback of ...

Page 41: ...G 1 in 1988 It is the technology used to produce video CD MP3 means the audio compression part among specification of MPEG 1 1995 MPEG 2 is used together with MPEG 1 AAC Advanced Audio Coding or MP4 receives attention with its excellent digital audio and is derived from MPEG 2 MPEG 4 lastests standard on movie compres sion for conference communication is being established MP3 is most widely used a...

Page 42: ... this data In a same quality as MP3 it is about 1 2 size and contains Windows Media Rights Manager with copyright protection technology It can be played back with Media Player provided in Windows98 ATRAC3 Sound compression type of MD and latest specification of ATRAC Adaptive TRansform Acoustic Coding developed by SONY Has about 2 compression rate than existing ATRAC Real Audio G2 Format type deve...

Page 43: ...ic CD or cassette tape containing sound people cannot listen When it is made into MP3 it is as shown in Fig 2 Volume Control Capacity can be reduced much by adjusting the degree of loss However it causes deterioration of sound quali ty Music CD contains sound made with 16 bit 44 1KHz of stereo sampling Stereo is the type of dividing the sound into left and right CD should change analog sound to di...

Page 44: ...e of Ogg Vorbis is that it has no limit in use of format itself The biggest feature that distinguishes Ogg Vorbis from existing music file is that it supports VBR Variable Bit Rate by default Of course MP3 also supports VBR format but has effect of reducing capacity due to VBR based on existing MP3 Ogg Vorbis file supports VBR by default and helps you enjoy high quality music with out loss due to ...

Page 45: ...orages currently used Optical Disc CD MD Player Flash Memory MP3 Player Digital audio player Type of Digital audio player storage Audio Format Table SSFDC Solid State Floppy Disc Card File System Standard file system for support of SMC s compatibility DOS FAT adopted 1 4 Type of Storage ...

Page 46: ...age interests of persons related to copyright that occurs due to use of digital contents protected from illegal use of digital contents through various channels WaterMarking Technology of inserting the specific data to claim copyright of multimedia contents so that eyes and ears of human cannot be distinguished SecuMAX Digital Security Total Solution adopting Snake encoding algorithm Version1 0 co...

Page 47: ...n this standard using SecuMAX and completed development of SecuMAX 2 0 with world compatibility SecuMAX SecuMAX is the reproduction prevention system that is made for protection of copyright in rapidly growing distribution of digital contents Reopening of MP3 Music Service Digital contents copyright protection and management service Fundamentally prevent the illegal distribution Only legal users c...

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