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Lenovo IdeaPad Tablet A1-07

31

1030 System board

For access, remove these FRUs in order:
• “1010 Battery pack” on page 28
• “1020 Micro SD card” on page 30

Important notices for handling the system board:

When handling the system board, bear the following in mind.
• Be careful not to drop the system board on a bench top that has a hard 

surface, such as metal, wood, or composite.

• Avoid rough handling of any kind.
• In the whole process, make sure not to drop or stack the system board.
• If you put a system board down, make sure to put it only on a padded 

surface such as an ESD mat or conductive corrugated material.

A1-07 HMM_EN.book  Page 31  Tuesday, January 17, 2012  5:18 PM

Summary of Contents for IdeaPad A1-07

Page 1: ...IdeaPad Tablet A1 07 Hardware Maintenance Manual A1 07 HMM_EN book Page 1 Tuesday January 17 2012 5 18 PM ...

Page 2: ...ivate expense and are sold to governmental entities as commercial items as defined by 48 C F R 2 101 with limited and restricted rights to use reproduction and disclosure LIMITED AND RESTRICTED RIGHTS NOTICE If products data computer software or services are delivered pursuant a General Services Administration GSA contract use reproduction or disclo sure is subject to restrictions set forth in Con...

Page 3: ...st 20 Power system checkout 21 Checking the IdeaPad Tablet AC Charger 21 Checking the internal battery status 21 Related service information 23 Passwords 23 Power management 23 Turning Screen Backlight On Off 23 Lenovo IdeaPad Tablet A1 07 24 Specifications 24 FRU replacement notices 26 Screw notices 26 Removing and replacing an FRU 27 1010 Battery pack 28 1020 Micro SD card 30 1030 System board 3...

Page 4: ...d for servicing computers The product specific section includes service reference and product specific parts information About this manual Important This manual is intended only for trained servicers who are familiar with Lenovo products Use this manual to troubleshoot problems effectively Before servicing a Lenovo product make sure to read all the information under Safety information on page 1 an...

Page 5: ...ral safety on page 2 Electrical safety on page 3 Safety inspection guide on page 5 Handling devices that are sensitive to electrostatic discharge on page 6 Grounding requirements on page 6 Safety notices multilingual translations on page 7 Laser compliance statement on page 14 Safety information A1 07 HMM_EN book Page 1 Tuesday January 17 2012 5 18 PM ...

Page 6: ...ile you are servicing the machine Keep your toolcase away from walk areas so that other people will not trip it over Do not wear loose clothing that can be trapped in the moving parts of the machine Make sure that your sleeves are fastened or rolled up above your elbows If your hair is long fasten it Insert the ends of your necktie or scarf inside clothing or fasten it with the nonconductive clip ...

Page 7: ...ck can occur only when there is a complete circuit By observing the above rule you may prevent a current from passing through your body When using testers set the controls correctly and use the approved probe leads and accessories for that tester Stand on suitable rubber mats obtained locally if necessary to insulate you from grounds such as metal floor strips and machine frames Observe the specia...

Page 8: ...ror The surface is conductive such touching can cause personal injury and machine damage Do not service the following parts with the power on when they are removed from their normal operating places in a machine Power supply units Pumps Blowers and fans Motor generators and similar units This practice ensures correct grounding of the units If an electrical accident occurs Caution do not become a v...

Page 9: ... any potential unsafe conditions use the following checklist at the beginning of every service task Begin the checks with the power off and the power cord disconnected Checklist 1 Check exterior covers for damage loose broken or sharp edges 2 Turn off the computer Disconnect the power cord 3 Check the power cord for a A third wire ground connector in good condition Use a meter to measure third wir...

Page 10: ...ul when handling ESD sensitive devices Select a grounding system such as those listed below to provide protection that meets the specific service requirement Attach the ESD ground clip to any frame ground ground braid or green wire ground When working on a double insulated or battery operated system use an ESD common ground or reference point You can use coax or connector outside shells on these s...

Page 11: ...er angeschlossen wird muß sichergestellt werden daß keine Schrauben Federn oder andere Kleinteile fehlen oder im Gehäuse vergessen wurden Der Computer muß geschüttelt und auf Klappergeräusche geprüft werden Metallteile oder splitter können Kurzschlüsse erzeugen Prima di accendere l elaboratore dopo che é stata effettuata la sostituzione di una FRU accertarsi che tutte le viti le molle e tutte le a...

Page 12: ...legt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten Beim Ersetzen der Bereitschafts oder Systembatterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgeführt ist Der Einsatz falscher Batterien kann zu Entzündung oder Explosion führen Alcune batterie di riserva contengono una piccola qu...

Page 13: ...sser ausgesetzt werden Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgeführt ist Der Einsatz falscher Batterien kann zu Entzündung oder Explosion führen La batteria contiene piccole quantità di nichel Non smontarla gettarla nel fuoco o nell acqua né cortocircuitarla Smaltirla secondo l...

Page 14: ...ufgeladen zerlegt über 100 C erhitzt oder verbrannt werden Auch darf ihr Inhalt nicht mit Wasser in Verbindung gebracht oder der zur richtigen Polung angebrachte Verbindungsstecker entfernt werden Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgeführt ist Der Einsatz falscher Batterien ...

Page 15: ...t aus Glas und kann zerbrechen wenn er unsachgemäß behandelt wird oder der Computer auf den Boden fällt Wenn der Bildschirm beschädigt ist und die darin befindliche Flüssigkeit in Kontakt mit Haut und Augen gerät sollten die betroffenen Stellen mindestens 15 Minuten mit Wasser abgespült und bei Beschwerden anschließend ein Arzt aufgesucht werden Nel caso che caso l LCD si dovesse rompere ed il liq...

Page 16: ...gh current to burn personnel or combustible materials Bien que le voltage des batteries principales soit peu élevé le court circuit ou la mise à la masse d une batterie peut produire suffisamment de courant pour brûler des matériaux combustibles ou causer des brûlures corporelles graves Obwohl Hauptbatterien eine niedrige Spannung haben können sie doch bei Kurzschluß oder Erdung genug Strom abgebe...

Page 17: ...ns d interface Die Stromzufuhr muß abgeschaltet alle Stromkabel aus der Steckdose gezogen der Akku entfernt und alle Verbindungskabel abgenommen sein bevor eine FRU entfernt wird Prima di rimuovere qualsiasi FRU spegnere il sistema scollegare dalle prese elettriche tutti i cavi di alimentazione rimuovere la batteria e poi scollegare i cavi di interconnessione Antes de quitar una FRU apague el sist...

Page 18: ...xposure to hazardous laser radiation There are no serviceable parts inside those drives Do not open Laser compliance statement CAUTION Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure O uso de controles ajustes ou desempenho de procedimentos diferentes daqueles aqui especificados pode resultar em perigosa exp...

Page 19: ...er ouvert Évitez de fixer le faisceau de le regarder directement avec des instruments optiques ou de vous exposer au rayon Laserstrahlung bei geöffnetem Gerät Nicht direkt oder über optische Instrumente in den Laserstrahl sehen und den Strahlungsbereich meiden Kinyitáskor lézersugár Ne nézzen bele se szabad szemmel se optikai eszközökkel Kerülje a sugárnyalábbal való érintkezést Aprendo l unità ve...

Page 20: ...e that the latest BIOS is loaded to the system board before completing the service action To download software fixes drivers and BIOS follow the steps below 1 Go to http consumersupport lenovo com 2 Enter a serial number or select a product or use Lenovo smart downloading 3 Select the BIOS Driver Applications and download 4 Follow the directions on the screen and install the necessary software Imp...

Page 21: ...ptoms change Replace only the FRU that changed the symptoms Attention The setup configuration on the computer you are servicing may have been customized Running Automatic Configuration may alter the settings Note the current configuration settings using the View Configuration option then when service has been completed verify that those settings remain in effect Important notice for replacing a sy...

Page 22: ...to support Lenovo s requirements and schedule in the EU Products sold in 2005 and 2006 will contain some RoHS compliant FRUs The following statement pertains to these products and any product Lenovo produces containing RoHS compliant FRUs RoHS compliant FRUs have unique FRU part numbers Before or after the RoHS implementation date failed RoHS compliant parts must always be replaced with RoHS compl...

Page 23: ... you select an incorrect drive data or programs might be overwritten Replace an FRU only with another FRU of the correct model When you replace an FRU make sure that the machine model and the FRU part number are correct by referring to the FRU parts list An FRU should not be replaced just because of a single unreproducible failure Single failures can occur for a variety of reasons that have nothin...

Page 24: ...list The following are not covered under warranty LCD panel cracked from the application of excessive force or from being dropped Scratched cosmetic parts Distortion deformation or discoloration of the cosmetic parts Plastic parts latches pins or connectors that have been cracked or broken by excessive force Damage caused by liquid spilled into the system Damage caused by the improper insertion of...

Page 25: ...wing 1 Disconnect the micro USB cable from the tablet 2 Measure the output voltage across the connector marked B of the micro USB cable Refer to the following figure Note The output voltage across pin 3 of the micro B connector might be different from the one you are servicing 3 If the voltage is not correct replace the micro USB cable 4 If the voltage is acceptable replace the system board Checki...

Page 26: ... Zone The Android Settings screen is displayed Touch the application icon from the action bar and then touch Settings The Android Settings screen is displayed 2 Touch About ablet on the Android Settings screen 3 Touch Status to view the accurate percentage of the remaining battery power You also can touch Battery use to check what applications are consuming battery power A1 07 HMM_EN book Page 22 ...

Page 27: ...em To reduce power consumption the computer has three power management modes screen blank sleep standby and hibernation Turning Screen Backlight On Off In the standby mode you can tap the Power button on the upper right of the IdeaPad Tablet A1 07 to wake the screen up The device s screen will then light up indicating that the backlight has been turned on If your IdeaPad Tablet A1 07 is powered on...

Page 28: ...cations Feature Description Form Factor Size 195mm 125mm 11 95mm Weight Appr 400g System Platform TI OMAP 3622 1GHz Memory MDDR 512MB LCD 7 0 HD LED 1024 600 Widescreen view Integrated Camera 0 3M on front 3 0M on back Battery 1 cell Li polymer battery Operating System Android 2 3 Ports SIM card slot Optional Earphone microphone x 1 Data Power jack Micro SD card Communication WiFi Bluetooth 3G WWA...

Page 29: ... speakers Built in microphone Ethernet on the system board 10 100 Ethernet WLAN Tan 802 11 b g n combo Atheros b g n WWAN design ready Select models only Bluetooth wireless BT2 1 EDR CyberTan Integrated camera 3 0M pixies Battery 3700mAH 1cell Li Cylinder Battery AC adapter 7 5 W Pre installed operating system Android 2 3 A1 07 HMM_EN book Page 25 Tuesday January 17 2012 5 18 PM ...

Page 30: ...rews Use a torque screwdriver if you have one Tighten screws as follows Plastic to plastic Turn an additional 90 after the screw head touches the surface of the plastic part Logic card to plastic Turn an additional 180 after the screw head touches the surface of the logic card Torque driver If you have a torque screwdriver refer to the Torque column for each step Make sure that you use the correct...

Page 31: ...verse the removal procedures and follow any of the notes that pertain to replacement For information about connecting and arranging internal cables see Locations on page 36 8 When replacing an FRU use the correct screw as shown in the procedures Attention After replacing an FRU do not turn on the computer until you have made sure that all screws springs and other small parts are in place and none ...

Page 32: ...ift the back cover in the direction shown by arrow Remove 18 screws on the battery pack with the screw driver Step Screw quantity Color Torque M16035 flat head nylok coated 18 White 2 0 2 5 kgfcm DANGER Only use the battery specified in the parts list for your computer Any other battery could ignite or explode a b 1 1 1 2 a 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 a A1 07 HMM_EN book Page 28 Tuesday Ja...

Page 33: ...novo IdeaPad Tablet A1 07 29 Remove the base cover in the direction shown by the arrow Disconnect the battery connector remove the battery b 2 c 3 A1 07 HMM_EN book Page 29 Tuesday January 17 2012 5 18 PM ...

Page 34: ...nual 30 1020 Micro SD card Figure 2 Removal steps of Micro SD cards Open the card slot cover in the direction shown by arrow Remove the Micro SD card in the direction shown by arrows a 1 b c 2 3 A1 07 HMM_EN book Page 30 Tuesday January 17 2012 5 18 PM ...

Page 35: ...bear the following in mind Be careful not to drop the system board on a bench top that has a hard surface such as metal wood or composite Avoid rough handling of any kind In the whole process make sure not to drop or stack the system board If you put a system board down make sure to put it only on a padded surface such as an ESD mat or conductive corrugated material A1 07 HMM_EN book Page 31 Tuesd...

Page 36: ...f the vibrator and disconnect the GPS antenna cable Note In step 2 unplug the GPS antenna jack by using the removal tool antenna RF connector P N 08K7159 or pick up the connector with your fingers and gently unplug it in the direction shown by arrow Step Screw quantity Color Torque 5SX16017M_1 flat head nylok coated 3 White 2 0 2 5 kgfcm a 1 1 1 h b c e g d f 7 6 4 5 3 2 8 a A1 07 HMM_EN book Page...

Page 37: ...d Tablet A1 07 33 Figure 3 Removal steps of system board continued Remove the system board in the direction shown by arrow first to the right then upward i 9 A1 07 HMM_EN book Page 33 Tuesday January 17 2012 5 18 PM ...

Page 38: ...or access remove these FRUs in order 1010 Battery pack on page 28 1020 Micro SD card on page 30 Figure 4 Removal steps of GPS antenna Peel off the adhesive tape and detach the connector in the direction shown by arrow a 1 A1 07 HMM_EN book Page 34 Tuesday January 17 2012 5 18 PM ...

Page 39: ...r 1010 Battery pack on page 28 1020 Micro SD card on page 30 Figure 5 Removal steps of back camera The back camera is stuck to the system board Remove the back camera from the system board in the direction shown by the arrow a 1 A1 07 HMM_EN book Page 35 Tuesday January 17 2012 5 18 PM ...

Page 40: ...Lenovo IdeaPad Tablet A1 07 Hardware Maintenance Manual 36 Front view Functions menu button Home screen button Back button Locations a b c 1 3 2 A1 07 HMM_EN book Page 36 Tuesday January 17 2012 5 18 PM ...

Page 41: ...ide view Volume Up Down Screen rotation lock Top and Bottom view Earphone Microphone jack Power on Sleep switch Micro SD card slot Data Power jack Speaker a b 1 2 a b 1 2 c d e 3 5 4 A1 07 HMM_EN book Page 37 Tuesday January 17 2012 5 18 PM ...

Page 42: ...owing service parts Overall on page 39 AC adapters on page 41 USB Cable on page 41 SD Card on page 41 Power cords on page 42 Parts list Notes Each FRU is available for all types or models unless specific types or models are specified A1 07 HMM_EN book Page 38 Tuesday January 17 2012 5 18 PM ...

Page 43: ...Lenovo IdeaPad Tablet A1 07 39 Overall 1 2 4 13 6 10 11 7 3 5 12 9 8 A1 07 HMM_EN book Page 39 Tuesday January 17 2012 5 18 PM ...

Page 44: ...4 Volume Button 31052357 N 5 Battery 121001229 N 6 Cover Frame WIFI 31052358 N 6 Cover Frame 3G Select models only N 7 LCD Cover Black 31052359 7 LCD Cover White 31052361 N 7 LCD Cover Blue 31052362 7 LCD Cover Pink 31052363 8 Back Camera 0 3M 31052365 9 Antenna GPS 31052367 N 10 Antenna 3G Select models only N 10 Antenna WIFI 31052368 N 11 Volume Board 31052369 N 12 Speaker 31052371 N 13 LCD Modu...

Page 45: ... Table 4 Parts list SD Card FRU P N CRU ID Adapter CN 36002163 N Adapter US 36002164 N Adapter UK 36002165 N Adapter EU 36002166 N FRU P N CRU ID USB Cable 31052374 N FRU P N CRU ID SD Card 2G 31052375 N SD Card 4G 31052376 N SD Card 8G 31052378 N SD Card 16G 31052379 N A1 07 HMM_EN book Page 41 Tuesday January 17 2012 5 18 PM ...

Page 46: ...596 Israel LINETEK LS15 H03VV F LP 41 1m 145000595 UL LINETEK LP 30B SPT 2 LS15 1m 145000594 UK LINETEK LP 61L H03VV F LS15 1m 145000593 Indian LINETEK PE 361 H05VV F LS15 1m 145000592 Italy LINETEK LS15 H03VV F PE 336 1m 145000591 Korea LINETEK LS15 H05VV F LP E04A 1m 145000590 Australia LINETEK LS15 H03VV F LP 23A 1m 145000589 Taiwan LINETEK LS15 VCTF LP 53 1m 145000588 Japan LINETEK LS15 VCTF L...

Page 47: ...ngwell LP 71 VCTF LS 33 1m 145000556 Japan Longwell LP 54 VCTF LS 18 1m 145000555 Africa Longwell LP 39 H03VV F LS 18 1m 145000554 CE Longwell LP 34A H03VV F LS 18 1m 145000553 CCC Volex LSG 31 RVV300 300 LS 18 1m 145000538 Argentina Volex LP 24 H03VV F LS 18 1m 145000528 Danmark Volex LP 40 H03VV F LS 18 1m 145000534 Switzerland Volex LP 37 H03VV F LS 18 1m 145000524 Brazil Volex LP 46 H03VV F LS...

Page 48: ...ued Region P N CRU ID Korea Volex LP 486 KTLH03VV F LS 5 1m 145000533 Australia Volex LP 23A LFC 3R LS 18 1m 145000532 Taiwan Volex LP 71 VCTF LS 33 1m 145000531 Japan Volex LP 54 VCTF LS 18 1m 145000530 CE Volex LP 34A H03VV F LS 18 1m 145000525 A1 07 HMM_EN book Page 44 Tuesday January 17 2012 5 18 PM ...

Page 49: ...chnical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication Lenovo may make improvements and or changes in the product s and or the program s described in this publication at any time without notice The products described in this document are not intended for use in implantation or other ...

Page 50: ...fy the applicable data for their specific environment The following terms are either registered trademarks or trademarks of Lenovo in the United States and or other countries Lenovo Lenovo logo IdeaPad VeriFace OneKey Rescue OneKey Recovery OneKey Antivirus APS Power Express Energy Management and ReadyComm The following terms are trademarks of Microsoft Corporation in the United States other count...

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