Lenovo A5500 Tablet Hardware Maintenance Manual PDF

Pages 54
Year 2014
Language(s)
English en
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Summary of Content for Lenovo A5500 Tablet Hardware Maintenance Manual PDF

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Safety information... 1 General safety ... 2 Electrical safety ... 3 Safety inspection guide ... 5 Handling devices that are sensitive to electrostatic discharge... 6 Grounding requirements ... 6 Safety notices: multilingual translations... 7 Laser compliance statement... 14

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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 and Important service information on page 16...

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This chapter presents the following safety information that you need to get familiar with before you service a Lenovo computer: General 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

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1... Make sure that you can stand safely without slipping... 2... Distribute the weight of the object equally between your feet... 3... Use a slow lifting force... Never move suddenly or twist when you attempt

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Important: Use only approved tools and test equipments... Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents... Many customers have rubber floor mats near their machines that contain small conductive fibers to decrease electrostatic discharges... Do not use such kind of mat to protect yourself from electrical shock...

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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... )

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The purpose of this inspection guide is to assist you in identifying potential unsafe conditions... As each machine was designed and built, required safety items were installed to protect users and service personnel from injury... This guide addresses only those items... You should use good judgment to identify potential safety hazards according to the attachment of non-Lenovo features or options not covered by this inspection guide...

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Any computer part containing transistors or integrated circuits (ICs) should be considered sensitive to electrostatic discharge (ESD)... ESD damage can occur when there is a difference in charge between objects... Protect against ESD damage by equalizing the charge so that the machine, the part, the work mat, and the person handling the part are all at the same charge...

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Safety notice 1 Before the computer is powered on after FRU replacement, make sure all screws, springs, and other small parts are in place and are not left loose inside the computer... Verify this by shaking the computer and listening for rattling sounds... Metallic parts or metal flakes can cause electrical shorts... Avant de remettre lordinateur sous tension aprs remplacement dune unit en clientle, vrifiez que tous les ressorts, vis et autres pices sont bien en place et bien fixes... Pour ce faire, secouez lunit et assurez-vous quaucun bruit suspect ne se produit... Des pices mtalliques ou des copeaux de mtal pourraient causer un court-circuit... Bevor nach einem FRU-Austausch der Computer wieder angeschlossen wird, mu sichergestellt werden, da keine Schrauben, Federn oder andere Kleinteile fehlen oder im Gehuse vergessen wurden... Der Computer mu geschttelt und auf Klappergerusche geprft werden... Metallteile oder- splitter knnen Kurzschlsse erzeugen...

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DANGER Some standby batteries contain a small amount of nickel and cadmium... Do not disassemble a standby battery, recharge it, throw it into fire or water, or short-circuit it... Dispose of the battery as required by local ordinances or regulations... Use only the battery in the appropriate parts listing... Use of an incorrect battery can result in ignition or explosion of the battery... Certaines batteries de secours contiennent du nickel et du cadmium... Ne les dmontez pas, ne les rechargez pas, ne les exposez ni au feu ni leau... Ne les mettez pas en court-circuit... Pour les mettre au rebut, conformez-vous la rglementation en vigueur... Lorsque vous remplacez la pile de sauvegarde ou celle de lhorloge temps rel, veillez nutiliser que les modles cits dans la liste de pices dtaches adquate... Une batterie ou une pile inapproprie risque de prendre feu ou dexploser... Die Bereitschaftsbatterie, die sich unter dem Diskettenlaufwerk befindet, kann geringe Mengen Nickel und Cadmium enthalten... Sie darf nicht zerlegt, wiederaufgeladen, kurzgeschlossen, oder Feuer oder Wasser ausgesetzt werden... Bei der Entsorgung die rtlichen Bestimmungen fr Sondermll beachten... Beim Ersetzen der Bereitschafts-oder Systembatterie nur Batterien des Typs verwenden, der in der Ersatzteilliste aufgefhrt ist... Der Einsatz falscher Batterien kann zu Entzndung oder Explosion fhren...

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DANGER The battery pack contains small amounts of nickel... Do not disassemble it, throw it into fire or water, or short-circuit it... Dispose of the battery pack as required by local ordinances or regulations... Use only the battery in the appropriate parts listing when replacing the battery pack... Use of an incorrect battery can result in ignition or explosion of the battery... La batterie contient du nickel... Ne la dmontez pas, ne lexposez ni au feu ni leau... Ne la mettez pas en court-circuit... Pour la mettre au rebut, conformez-vous la rglementation en vigueur... Lorsque vous remplacez la batterie, veillez nutiliser que les modles cits dans la liste de pices dtaches adquate... En effet, une batterie inapproprie risque de prendre feu ou dexploser... Akkus enthalten geringe Mengen von Nickel... Sie drfen nicht zerlegt, wiederaufgeladen, kurzgeschlossen, oder Feuer oder Wasser ausgesetzt werden... Bei der Entsorgung die rtlichen Bestimmungen fr Sondermll beachten... Beim Ersetzen der Batterie nur Batterien des Typs verwenden, der in der Ersatzteilliste aufgefhrt ist... Der Einsatz falscher Batterien kann zu Entzndung oder Explosion fhren...

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DANGER The lithium battery can cause a fire, an explosion, or a severe burn... Do not recharge it, remove its polarized connector, disassemble it, heat it above 100C (212F), incinerate it, or expose its cell contents to water... Dispose of the battery as required by local ordinances or regulations... Use only the battery in the appropriate parts listing... Use of an incorrect battery can result in ignition or explosion of the battery... La pile de sauvegarde contient du lithium... Elle prsente des risques dincendie, dexplosion ou de brlures graves... Ne la rechargez pas, ne retirez pas son connecteur polaris et ne la dmontez pas... Ne lexposez pas une temperature suprieure 100C, ne la faites pas brler et nen exposez pas le contenu leau... Mettez la pile au rebut conformment la rglementation en vigueur... Une pile inapproprie risque de prendre feu ou dexploser... Die Systembatterie ist eine Lithiumbatterie... Sie kann sich entznden, explodieren oder schwere Verbrennungen hervorrufen... Batterien dieses Typs drfen nicht aufgeladen, zerlegt, ber 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 rtlichen Bestimmungen fr Sondermll beachten... Beim Ersetzen der Batterie nur Batterien des Typs verwenden, der in der Ersatzteilliste aufgefhrt ist... Der Einsatz falscher Batterien kann zu Entzndung oder Explosion fhren...

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Safety notice 5 If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your hands, immediately wash the affected areas with water at least for 15 minutes... Seek medical care if any symptoms caused by the fluid are present after washing... Si le panneau daffichage cristaux liquides se brise et que vous recevez dans les yeux ou sur les mains une partie du fluide, rincez-les abondamment pendant au moins quinze minutes... Consultez un mdecin si des symptmes persistent aprs le lavage... Die Leuchtstoffrhre im LCD-Bildschirm enthlt Quecksilber... Bei der Entsorgung die rtlichen Bestimmungen fr Sondermll beachten... Der LCD-Bildschirm besteht aus Glas und kann zerbrechen, wenn er unsachgem behandelt wird oder der Computer auf den Boden fllt... Wenn der Bildschirm beschdigt ist und die darin befindliche Flssigkeit in Kontakt mit Haut und Augen gert, sollten die betroffenen Stellen mindestens 15 Minuten mit Wasser abgesplt und bei Beschwerden anschlieend ein Arzt aufgesucht werden...

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DANGER Though the main batteries have low voltage, a shorted or grounded battery can produce enough current to burn personnel or combustible materials... Bien que le voltage des batteries principales soit peu lev, le court-circuit ou la mise la masse dune batterie peut produire suffisamment de courant pour brler des matriaux combustibles ou causer des brlures corporelles graves... Obwohl Hauptbatterien eine niedrige Spannung haben, knnen sie doch bei Kurzschlu oder Erdung genug Strom abgeben, um brennbare Materialien zu entznden oder Verletzungen bei Personen hervorzurufen...

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DANGER Before removing any FRU, turn off the computer, unplug all power cords from electrical outlets, remove the battery pack, and then disconnect any interconnecting cables... Avant de retirer une unit remplaable en clientle, mettez le systme hors tension, dbranchez tous les cordons dalimentation des socles de prise de courant, retirez la batterie et dconnectez tous les cordons dinterface... Die Stromzufuhr mu abgeschaltet, alle Stromkabel aus der Steckdose gezogen, der Akku entfernt und alle Verbindungskabel abgenommen sein, bevor eine FRU entfernt wird...

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Some models of Lenovo computer are equipped from the factory with an optical storage device such as a CD-ROM drive or a DVD-ROM drive... Such devices are also sold separately as options... If one of these drives is installed, it is certified in the U... S... to conform to the requirements of the Department of Health and Human Services 21 Code of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products... Elsewhere, the drive is certified to conform to the requirements of the International Electrotechnical Commission (IEC) 825 and CENELEC EN 60 825 for Class 1 laser products...

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Rayonnement laser si carter ouvert... vitez de fixer le faisceau, de le regarder directement avec des instruments optiques, ou de vous exposer au rayon... Laserstrahlung bei geffnetem Gert... Nicht direkt oder ber optische Instrumente in den Laserstrahl sehen und den Strahlungsbereich meiden... Kinyitskor lzersugr ! Ne nzzen bele se szabad szemmel, se optikai eszkzkkel... Kerlje a sugrnyalbbal val rintkezst! Aprendo lunit vengono emesse radiazioni laser... Non fissare il fascio, non guardarlo direttamente con strumenti ottici e evitare lesposizione diretta al fascio...

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Make sure that all software fixes, drivers, and BIOS downloads are installed before replacing any FRUs listed in this manual... After a system board is replaced, ensure 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...

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Important notice for replacing a system board Some components mounted on a system board are very sensitive... Improper handling can cause damage to those components, and may cause a system malfunction... Attention: When handling a system board: Do not drop the system board or apply any excessive force to it... Avoid rough handling of any kind... Avoid bending the system board and hard pushing to prevent cracking at

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RoHS, The Restriction of Hazardous Substances in Electrical and Electronic Equipment Directive (2002/95/EC) is a European Union legal requirement affecting the global electronics industry... RoHS requirements must be implemented on Lenovo products placed on the market after June 2006... Products on the market before June 2006 are not required to have RoHS compliant parts... If the original FRU parts are non-compliant, replacement parts can also be non-compliant... In all cases if the original FRU parts are RoHS compliant, the replacement part must also be RoHS compliant...

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An FRU should not be replaced just because of a single, unreproducible failure... Single failures can occur for a variety of reasons that have nothing to do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors... Consider replacing an FRU only when a problem recurs... If you suspect that an FRU is defective, clear the error logs and run the test again... If the error does not recur, do not replace the FRU...

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Note for warranty: During the warranty period, the customer may be responsible for repair costs if the computer damage was caused by misuse, accident, modification, unsuitable physical or operating environment, or improper maintenance by the customer... The following is a list of some common items that are not covered under warranty and some symptoms that might indicate that the system was subjected to stress beyond normal use... Before checking problems with the computer, determine whether the damage is covered under the warranty by referring to the following list:

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To verify a symptom, follow the steps below: 1... Turn off the computer... 2... Remove the battery pack... 3... Connect the AC adapter... 4... Make sure that power is supplied when you turn on the computer... 5... Turn off the computer... 6... Disconnect the AC adapter and install the charged battery pack... 7... Make sure that the battery pack supplies power when you turn on the

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The Android Settings screen is displayed... 2... Touch About Tablet on the Android Settings screen... 3... Touch Status to view the accurate percentage of the remaining battery

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Activating/Deactivating the Display With the display deactivated, press the Power button on the tablet to activate the display... The display will then illuminate, indicating that it has been activated... If you do not need to use your tablet temporarily, you can press the Power button to deactivate the display... Your tablet will then enter standby mode to save power...

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This chapter presents the following product-specific service references and product-specific parts information: Specifications on page 24 FRU replacement notices on page 26 Removing and replacing an FRU on page 27 Locations on page 44 Parts list on page 45

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Others Multi-touch supported Built-in microphone Stereophonic speakers Gravity sensor

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Screw notices Loose screws can cause a reliability problem... In the Lenovo computer, this problem is addressed with special nylon-coated screws that have the following characteristics: They maintain tight connections... They do not easily come loose, even with shock or vibration... They are harder to tighten... Each one should be used only once...

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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 are loose inside the computer... Verify this by shaking the computer gently and listening for rattling sounds... Metallic parts or metal flakes can cause electrical short circuits...

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Figure 1... Removal steps of side door Insert a finger to open the side door as shown in the picture...

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Figure 2... Removal steps of Micro SD card and Micro SIM card Insert a finger to open the side door as shown in the picture...

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Figure 2... Removal steps of Micro SD card and Micro SIM card (continued) Pull out the SD card or SIM card from its slot...

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Figure 3... Removal steps of back cover Insert a finger to open the side door as shown in the picture...

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Figure 3... Removal steps of back cover (continued) Insert the guitar pick and slide along to release the back cover...

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Figure 4... Removal steps of power key and volume key Lift up the power key and volume key as shown in the picture...

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For access, remove this FRU in order: 1030 Back cover on page 31 Figure 5... Removal steps of ANT carrier Remove the three screws ...

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CAUTION Risk of explosion if the battery is replaced with an incorrect type... When replacing the lithium battery, use only the same or an equivalent type that is recommended by the manufacturer... The battery contains lithium and can explode if not properly used, handled, or disposed of... Dispose of used batteries according to the instructions... Do not: Throw or immerse into water Heat to more than 100C (212F) Repair or disassemble

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Figure 6... Removal steps of battery pack (continued) Remove the battery pack from its socket...

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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

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Release the audio FPC from the connector with tweezers...

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Release the touch panel FPC from the connector with tweezers...

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Release the LCM FPC from the connector with tweezers...

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Insert the flat blade to detach the main camera assembly from its cavity...

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Release the other end of LCM FPC from the connector with tweezers...

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Lift up the system board and remove it as shown in the picture...

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This section presents the following service parts: Overall on page 46 Screws on page 47

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PC+TPU SIM/SD WHITE 306JLVP505W N SIDEKEY SIDEKEY 3 DARK BLUE 3125LVP503W N

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ANT CARRIER MAIN ANT CARRIER 3017LVP501W N MAIN_PENTA MAIN_PENTA 21LVP50009W N AUDIO FPC GF317 REV:1... 0 21LVP50024W N VIBRATOR C1027B0882F JINGLONG 3930000066W N MIC BOM4015YP1... 6-G443-RC-

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LENOVO GROUP LTD... PROVIDES THIS PUBLICATION AS IS WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF NON- INFRINGEMENT, MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE... Some jurisdictions do not allow disclaimer of express or implied warranties in certain transactions, therefore, this statement may not apply to you... This information could include technical 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 life support applications where malfunction may result in injury or death to persons... The information contained in this document does not affect or change Lenovo product specifications or warranties... Nothing in this document shall operate as an express or implied license or indemnity under the intellectual property rights of Lenovo or third parties... All information contained in this document was obtained in specific environments and is presented as an illustration... The result obtained in other operating environments may vary... Lenovo may use or distribute any of the information you supply in any way it believes appropriate without incurring any obligation to you... Any references in this publication to non-Lenovo Web sites are provided for convenience only and do not in any manner serve as an endorsement of those Web sites... The materials at those Web sites are not part of the materials for this Lenovo product, and use of those Web sites is at your own risk...

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Any performance data contained herein was determined in a controlled environment... Therefore, the result obtained in other operating environments may vary significantly... Some measurements may have been made on development-level systems and there is no guarantee that these measurements will be the same on generally available systems... Furthermore, some measurements may have been estimated through extrapolation... Actual results may vary... Users of this document should verify the applicable data for their specific environment...

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