Samsung YP-T9BAB Service Manual Download Page 42 | Manualshive

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Samsung Electronics

14-1

Terms and Overview

AV Conversion:

process of converting Analog Data to Digital Data

SAMPLING RATE :

means precision rate of A/D conversion and is indicated in Hz, bit number and
channel number(for CD: 44.1 KHz, 16bit, 2channels)

ENCODING :

process of compressing and converting digital data obtained through A/D conversion
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 data before encoding

D/A :

Process of converting Digital Data to Analog Data

14. Basic Information of MP3

1-1. Operating Principle of yepp

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Summary of Contents for YP-T9BAB

Page 1: ... Confidential SERVICEManual Features High tech Multimedia Player Expansion Compatibility Easy File Browser Longer Play Time and Shorter Downloading 3D Surround Sound High Definition Quality Ergonomic Design Model YP T9 Application YP T9BZB ZS 1GB YP T9BQB QS 2GB YP T9BAB AS 4GB ...

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

Page 3: ...mble 5 1 Ch6 Troubleshooting 1 Power Failure 6 1 2 No Sound 6 2 3 Voice Recording Failure 6 3 4 Button Operation Failure 6 4 5 PC Connection Failure 6 5 Ch7 Exploded View Parts List 1 Total Exploded View 7 1 2 Parts List 7 2 Ch8 Electrical Parts List Electrical Parts List 8 1 Ch9 Block Diagram Block Diagram 9 1 Ch10 Wiring Diagram Wiring Diagram 10 1 Ch11 PCB Diagram 1 PCB Layout 11 1 2 PCB Patter...

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: ...ground plane which is grounded 3 The repair technician must wear a wrist strap which is grounded to the copper sheet 4 To remove the Optical Pickup block Place the set on the conductive sheet and momentarily touch the conductive sheet with both hands While working do not allow any electrostatic sources such as clothes to touch the unit 5 Ground the Short Terminal located on the PCB inside the Pick...

Page 8: ...etooth Supports various file formats including MP3 WMAand Ogg With user friendly file browser it allows you to navigate through the folders without exiting your music experience Afully charged player can play up to 30 hours of music or 6 hours of movie The player supports USB 2 0 capability much faster than USB 1 1 to enable faster communication with the PC The player has built in DNSe Digital Nat...

Page 9: ... JPG Progressive Sequential Scanning File Size less than 3MB Supported Number of folders and Files Folder Max 500 File Max 5000 Include folder Earphone Output 20mW 16Ω Output Frequency Range 20Hz 20KHz Noise Ratio 85 dB with 20kHz LPF based on 1KHz 0 dB Play Time Maximum of 30 hours for music playback based on MP3 128kbps Volume 20 Normal Mode Maximum of 6 hours for video playback Temperature Rang...

Page 10: ...Accessories Name Code No 3 Accessories 2 3 Samsung Electronics AH59 01748A Earphones AH39 00899A USB Cable AH80 00137A Installation CD ...

Page 11: ...ion CD Front Right Side and Top Bottom and Left Side Earphone Connection Jack Neck String Hole Microphone Screen Display Section Repeat A B Recording Button Back Button Move File Browser Button Move Volume Control Button Select Button MENU Button Power Play Pause Button USB Connection Port Hold Switch Earphone Connection Top Earphones ...

Page 12: ...ckly scan tracks Press to move to the previous track or play the current track from the beginning 2 New Functions Video Video Before you start Connect the earphones then turn on the player and check the battery 1 Press the button to select Video and then press the button 2 Press the button to select the desired video clip and then press the button The selected video file starts to play NOTE When t...

Page 13: ...deo Photo Viewing Photo Viewing Before you start Connect the earphones then turn on the player and check the battery 1 Press the button to select Photo and then press the button The photo preview window appears Press the button while viewing a photo or press the button in preview mode to dis play the previous or next photo Photo Viewing mode Preview mode 2 Press the button to select the desired ph...

Page 14: ... to music Text View Before you start For instructions on transferring a text file to the player refer to page 20 21 Turn on the player and check the battery 1 Press the button to select Text and then press the button 2 Press the button to select Text and then press the button You will see the text on the screen NOTE You can also use the File Browser to search for a text file page 14 This product s...

Page 15: ... port on your PC USB Connected appears on the screen display of the player CAUTION If you connect the player through a USB hub the connection may be unstable Please connect the player to the computer directly For use in conjunction with your PC the following is required Pentium 300MHz or higher USB Port 2 0 Windows XP Service Pack 2 or higher DirectX 9 0 or higher 100MB of free hard disc space CD ...

Page 16: ...Samsung Electronics 4 1 4 Adjustments 1 How to upgrade Firmware 2 Downloading Bootloader ...

Page 17: ...Samsung Electronics 4 2 3 Setting MAC Address ...

Page 18: ...5 1 Samsung Electronics Order Description Picture 1 Remove the 4 Cover Screws B 2 Remove the 4 screws 3 Separate the Back Casing with your thumbnail as shown in the figure below 4 Separate the Battery Terminal with tweezers ...

Page 19: ...Battery Holder from the Central Casing by using tweezers Release the two catches 6 Separate the PCB by using the projecting earphone jack 7 Separate the Front FPCB terminal by using tweezers 8 Separate the Front Casing with your thumbnail as shown in the figure below ...

Page 20: ...6 Troubleshooting 1 Power Failure Samsung Electronics 6 1 ...

Page 21: ...2 No Sound 6 2 Samsung Electronics ...

Page 22: ...3 Voice Recording Failure Samsung Electronics 6 3 ...

Page 23: ...6 4 Samsung Electronics 4 Button Operation Failure ...

Page 24: ...6 5 Samsung Electronics 5 PC Connection Failure ...

Page 25: ...Samsung Electronics 7 1 7 Exploded View Parts List 1 Total Exploded View AC010 AC357 AA130 AK200 AC040 AH085 AC000 AC299 AS074 AA001 AA053 AK240 AK140 AK327 AC410 AA098 ...

Page 26: ...Y CABINET MIDDLE ASSY 1 AC040 AH64 04063A CABINET MIDDLE PPA GF50 1 SNA AK200 AH64 04066A KNOB HOLD ABS PC 1 AK240 AH64 04067A KNOB MENU ABS TPU 1 AA098 AH97 01678A ASSY ENTER ASSY 1 AK140 AH64 04064A KNOB ENTER ABS 1 SNA AK327 AH64 04065A KNOB SELECT PC 1 SNA AC410 AH63 01208A CUSHION SELECT SILICON 1 SNA AH085 AH61 02203A HOLDER BATTERY PC 1 AC299 AH63 01211A COVER SCREW B RUBBER 4 AL004 AH68 01...

Page 27: ... R CHIP 1Mohm 1 1 16W TP 1005 R309 2007 008517 R CHIP 240Kohm 1 1 16W TP 1005 C502 2203 000233 C CER CHIP 0 1nF 5 50V C0G 1005 C132 2203 000254 C CER CHIP 10nF 10 16V X7R 1005 C112 2203 000330 C CER CHIP 0 012nF 5 50V C0G 1005 C116 2203 000854 C CER CHIP 0 039nF 5 50V C0G 1005 C122 2203 000885 C CER CHIP 4 7nF 10 25V X7R 1005 C519 2203 001405 C CER CHIP 22nF 80 20 25V Y5V 1005 C109 2203 002709 C C...

Page 28: ...Samsung Electronics This Document can be used without Samsung s authorization 9 1 9 BLOCK DIAGRAM 1 1 MAIN ...

Page 29: ...10 1 This Document can be used without Samsung s authorization Samsung Electronics 10 Wiring Diagram 1 1 MAIN ...

Page 30: ...Samsung Electronics This Document can be used without Samsung s authorization 11 1 11 PCB Diagram 11 1 TOP ...

Page 31: ...11 2 Samsung Electronics 11 2 BUTTOM ...

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

Page 33: ...Samsung Electronics 12 2 1 2 MAIN CPU ...

Page 34: ...12 3 Samsung Electronics 1 3 MEMORY ...

Page 35: ...Samsung Electronics 12 4 1 4 POWER CHARGER ...

Page 36: ...12 5 Samsung Electronics 1 5 LCD ...

Page 37: ...Samsung Electronics 12 6 1 6 AUDIO FM ...

Page 38: ...12 7 Samsung Electronics 1 7 CONNECTOR ...

Page 39: ...Samsung Electronics 12 8 1 8 SWITCH ...

Page 40: ...12 9 Samsung Electronics 1 9 BLUETOOTH ...

Page 41: ...Samsung Electronics This Document can be used without Samsung s authorization 13 1 13 Circuit Description 1 Major Functions by Blocks ...

Page 42: ...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 43: ...14 2 Samsung Electronics Yepp Block Diagram ...

Page 44: ... or deleted Smart Media Card Compact and light semiconductor media card in dimension of 45 1 x 37 1 x 0 76mm and weight of 2 0g It is used as a storage of portable device and high quality media storage device of digital camera and music MP3 player Flash memory is embedded to store the data even if the power is turned off and it is a super high speed product that can record up to 250 characters per...

Page 45: ... 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 46: ...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 47: ... 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 48: ...c 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 qual ity Music CD contains sound made with 16 bit 44 1KHz of stereo sampling Stereo is the type of divid ing the sound into left and right CD should change analog sound to di...

Page 49: ...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 50: ...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 51: ...14 10 Samsung Electronics Small Form factor Cards Comparison ...

Page 52: ... 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 contents in ser...

Page 53: ...ndard 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 can play ba...

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