Samsung YP-T7F, Service Manual

Page 1: ...ndOggPlayback Removable Storage Device Video Playback Function Text and Image Viewer Color TFT LCD Direct MP3 Recording Voice Recording Function FM Reception DNSe Surround Sound USB 2 0 High Speed Data Transfer Built in Rechargeable Li polymer Battery Upgradable Firmware Model YP T7F Application YP T7FX 512MB YP T7FZ 1GB YP T7FQ 2GB ...

Page 2: ...ELECTRONICS Samsung Electronics Co Ltd NOV 2005 Printed in Korea Code no AH68 01654W YP T7FX YP T7FZ YP T7FQ ...

Page 3: ...nds 6 2 3 Cannot make a Line In recording 6 3 4 Cannot make a voice recording 6 4 5 Buttons do not work 6 5 6 Cannot download a file from the PC 6 6 7 FM Failure 6 7 8 RDS Radio Data System Failure 6 8 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 ...

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: ...ted on the cabinet Follow them 2 Always unplug 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 Th...

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: ...d 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 Pickup As...

Page 8: ...image video files Direct MP3 Recording You can convert music from CDs cassettes and radio into MP3 files without a PC Voice Recording Function You can make high quality voice recordings FM Reception Listening to an FM program is made easy with Auto Search and Frequency Memory functions DNSe Surround Sound The 3D surround feature adds spaciousness to the sound USB 2 0 High Speed Data Maximum data s...

Page 9: ...MA Ogg Q0 Q10 IMAGE JPEG ISO IEC 10918 1 Annex F Sequential DCT based File Support mode of operation VIDEO MPEG4 QCIF 10 15 Frame The product unit accompanying this user manual is licensed under certain intellectual property rights of certain third parties This license is limited to private non commercial use by end user consumers for licensed contents No rights are granted for commercial use The ...

Page 10: ...Accessories Name Code No Samsung Electronics 2 3 3 Accessories AH39 00692A USB Cable AH39 00488A Line In Cable ...

Page 11: ...uilt in memory YP T7F V 256MB YP T7F X 512MB YP T7F Z 1GB YP T7F Q 2GB Neck Strap Play Mode Lock Indicator Alarm setting Indicator FM recording timer Indicator Play Stop Pause indicator Track Number indicator Elapsed Track Time Progress Indicator Remaining Time Battery remaining indicator Track display Album display Artist display EQ Indicator Neck strap Hook Display Earphone Jack MENU Navigation ...

Page 12: ...es the compression rate according to the type of sounds such as their pitch in the file When playing a VBR file you cannot move to and play the previous track even if you press the within 5 seconds after playback starts Files that were downloaded in MP2 or MP1 and had their file extension changed to MP3 may not play Press the button in stop pause mode to move to the previous next track I To change...

Page 13: ... pressed within a minute Music Navigation FM Radio Playlist Photo Text Video Settings Exit Using Navigation 1 Press and hold the button to move to Menu and then select the navigation from the menu 2 Move to the file you want and press the A B button The selected file will be marked and added to Playlist To exit the playlist setting move to the marked file in Navigation mode and press the A B butto...

Page 14: ... Storage of a Frequency N No ot te e You can store up to 30 frequencies 91 9 PRESET MHz Auto Searching 1 Select FM Radio Timer FM REC 2 Use or button to select and press the button to move to the next stage When set to Off in the first stage you are not moved to the next stage 3 After setting Timer FM REC move to OK and press the button The player will automatically turn on and record at the time ...

Page 15: ...terest Today I Read the first episode of a book called The Children Who Gath er the Clams It w as a very interest Romeo and J Text Viewer allows you to read text files that were created on your PC Text files must have a txt extension to be viewed by Text Viewer Viewing a Video The selected video will be played To adjust the volume Pressing briefly To move to theprevious next video Pressing and hol...

Page 16: ...3D Bass Enhance and Street modes The 3D adds stereophonic sound effect to the music the Bass Enhance reinforces the bass and the Street mode provides automatic volume control function that amplifies small sound in noisy environment for easier listening in noisy street For some Ogg files 3D Sound is not supported 3D User Set is applied only when 3D sound mode is selected from DNSe Setting Sound Eff...

Page 17: ...When software installation is completed connect the player to PC as shown in the next page 2 Insert the Installation CD into CD ROM drive Select Install Win98 USB Driver 1 Connect the USB cable to the USB port on your computer 2 Connect the other end of the USB cable to the USB cable connection port on the bottom of the player If you disconnect the USB cable from your PC while implementing a comma...

Page 18: ...Samsung Electronics 4 1 4 Adjustments 1 How to recover the device ...

Page 19: ...4 2 Samsung Electronics ...

Page 20: ...the 2 screws on the rear side of the player 2 Remove the 2 screws on the side of the player 3 Lift the rear part of the ASSY Bottom up lightly and slide it forward so that the hook comes out 4 If the hook comes out the cover opens Order Description Picture ...

Page 21: ...come out might break the hook or the hooked part 6 Separate the ASSY Bottom remove the hook at the top part and remove 2 screws below the battery connector 7 The picture of the disassembled player 8 Separate the ASSY Top Separate it from the front SW connector Order Description Picture ...

Page 22: ...amsung Electronics 5 3 9 Separate the ASSY Top and remove 4 screws on the display SW and 3 screws on the PCB 10 Separate the front SW from the ASSY TOP 11 Separate the Main PCB Order Description Picture ...

Page 23: ...Samsung Electronics 6 1 6 Troubleshooting 1 Power failure ...

Page 24: ...6 2 Samsung Electronics 2 No audio sounds ...

Page 25: ...Samsung Electronics 6 3 3 Cannot make a Line In recording ...

Page 26: ...6 4 Samsung Electronics 4 Cannot make a voice recording ...

Page 27: ...Samsung Electronics 6 5 5 Buttons do not work ...

Page 28: ...6 6 Samsung Electronics 6 Cannot download a file from the PC ...

Page 29: ...ªÔº 6 7 7 FM Radio Failure ...

Page 30: ...6 8 ªÔº 8 RDS Radio Data System Failure ...

Page 31: ... Exploded View Parts List AA082 AA087 AA097 AA100 AB149 AC200 AC310 AC320 AC357 AD163 AD210 AD360 AF030 AF040 AF050 AH010 AH280 AK170 AK200 AK240 AK420 AS082 AW120 BAT LCD MAIN PCB PAD S1 S2 S2 S3 S3 S6 S5 1 Total Exploded View ...

Page 32: ...E 1 yepp SNA AC310 AH63 01056C COVER TOP AL 0 4T GOLD 1 yepp SNA AC310 AH63 01056D COVER TOP AL 0 4T SILVER 1 SAMSUNG SNA AC310 AH63 01056E COVER TOP AL 0 4T SKY BLUE 1 SAMSUNG SNA AC310 AH63 01056F COVER TOP AL 0 4T BLACK 1 SAMSUNG SNA AC320 AH63 01079A COVER USB PCABS URETHANE 1 AC357 AH63 01124A CUSHION LCD PORON 0 2T 1 AD163 AH64 03240A DECO HOLD ABS Cr PLT 1 AD210 AH64 03661A DECO MENU Al 0 4...

Page 33: ...2MB 1 NO RDS MAIN PCB AH92 02429C ASSY PCB 1GB 1 NO RDS MAIN PCB AH92 02429D ASSY PCB 2GB 1 NO RDS PAD AH69 01543A PAD KNOB SILICON 70 1 SNA S1 6001 001677 SCREW MACHINE M1 4 L2 NYLOCK 4 S2 6001 001739 SCREW MACHINE M1 4 L3 5 NYLOCK 2 S3 6001 001594 SCREW MACHINE M1 4 L5 ZPC BLK 2 S3 6003 001508 SCREW TAPTITE M1 4 L3 Ni PLT 3 S4 6003 001166 SCREW TAPTITE CH M1 4 L4 Ni PLT 2 S6 AH63 00890B SHEET BA...

Page 34: ...T7FZ ELS 1GB YP T7FZ RDS MAIN AH92 02450D ASSY PCB YP T7FQ ELS 2GB YP T7FQ RDS Q1 0504 001193 TR DIGITAL KRC408V NPN 100MW 22K 47KOHM Q12 0505 001174 FET SILICON SI2302ADS N 20V 2 4A 65mohm Q4 0505 001930 FET SILICON MCH3319 P 12V 2 6A MAX255m Q5 0505 001893 FET SILICON Si1024X N 20V 515mA 0 7ohm 0 Q8 0504 001170 TR DIGITAL KRA304V PNP 100MW 47K 47KOHM R1 2007 000140 R CHIP 1Kohm 5 1 16W TP 1005 R...

Page 35: ...024X N 20V 515mA 0 7ohm 0 Q8 0504 001170 TR DIGITAL KRA304V PNP 100MW 47K 47KOHM R1 2007 000140 R CHIP 1Kohm 5 1 16W TP 1005 R100 2007 000153 R CHIP 22KOHM 5 1 16W TP 1005 R106 2007 000148 R CHIP 10Kohm 5 1 16W TP 1005 R108 2007 000170 R CHIP 1MOHM 5 1 16W TP 1005 R109 2007 007014 R CHIP 51KOHM 5 1 16W TP 1005 R116 2007 000138 R CHIP 100ohm 5 1 16W TP 1005 R14 2007 000982 R CHIP 5 6KOHM 5 1 16W TP...

Page 36: ...Samsung Electronics 9 1 9 Block Diagram ...

Page 37: ...Samsung Electronics 10 1 10 Wiring Diagram ...

Page 38: ...11 1 This Document can be used without Samsung s authorization Samsung Electronics 11 1 PCB Diagram in case of RDS service area T TOP OP V View iew Bottom V Bottom View iew ...

Page 39: ...11 2 This Document can be used without Samsung s authorization 11 2 PCB Diagram in case of NO RDS service area T TOP OP V View iew Bottom V Bottom View iew ...

Page 40: ...12 1 This Document can be used without Samsung s authorization Samsung Electronics 12 Schematic Diagram 1 1 MAIN in case of RDS service area ...

Page 41: ...12 2 1 2 MAIN in case of NO RDS service area ...

Page 42: ... 12 3 This Document can be used without Samsung s authorization 1 2 SELF TEST Manual ...

Page 43: ...12 4 Samsung Electronics This Document can be used without Samsung s authorization ...

Page 44: ...13 1 This Document can be used without Samsung s authorization Samsung Electronics 13 Circuit Description 1 Description of the Circuit 1 1 Main Blocks in the Circuit Diagram ...

Page 45: ...13 2 1 2 Main Functions by Block ...

Page 46: ...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 47: ...14 2 Samsung Electronics Yepp Block Diagram ...

Page 48: ... 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 49: ... 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 50: ...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 51: ... 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 52: ...d as the sound wave of music 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 shoul...

Page 53: ...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 54: ...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 55: ...14 10 Samsung Electronics Small Form factor Cards Comparison ...

Page 56: ... 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 57: ...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...