Safety information - Sunsky
Contents
1. 15 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 This chapter presents the following important service information Strategy for replacing FRUs on page 16 Important notice for replacing a system board on page 17 mportant information about replacing RoHS compliant FRUs on page 18 Important BIOS and device driver fixes are customer installable The BIOS and device drivers are posted on the customer support site http consumersupport lenovo com Strategy for replacing FRUs for replacing FRUs Before replacing parts 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 Use the following strategy to prev2. H Front camera H Receiver Speaker 56 Downloaded from www Manualslib com manuals search engine Rear view Rear camera Micro USB connection Earphone socket T flash card slot SIM card slot Microphone Volume key RER Power key n H n H Downloaded from www Manualslib com manuals search engine Lenovo A3300 57 d Lenovo A3300 Hardware Maintenance Manual Parts list This section presents the following service parts Overall on page 58 e Screw on page 60 Overall 58 Downloaded from www Manualslib com manuals search engine Table 1 Parts list Overall No 10 11 12 FRU A3300 receiver A3300 rear camera A3300 PCBA A3300 front camera A3300 side key FPC A3300 side key A3300 microphone A3300 battery pack A3300 vibrator motor A3300 speaker A3300 front module A3300 rear cover Downloaded from www Manualslib com manuals search engine FRU No HQ20330041000 HQ20330042000 HQ21800045000 HQ20200512000 HQ20200514000 HQ20200531000 HQ31202625000 HQ20200163000 HQ20200164000 HQ22010153000 HQ22010154000 HQ21000841000 HQ21000842000 HQ20500034000 HQ60330492000 HQ60330493000 HQ20400008000 HQ20400013000 HQ20330043000 HQ20330044000 HQ31300012000 HQ20710533000 Lenovo A3300 CRU ID 59 d Lenovo A3300 Hardware Maintenance Manual Screw Table 2 Parts list Screw FRU P N CRU ID Phillips flat head screw M1 4 x 3 5 HQ22110009000
3. Important notices for handling PCB When handling PCB bear the following in mind Be careful not to drop the PCB onto a bench top that has a hard surface such as surface made of metal wood or composite materials Avoid rough handling of any kind Make sure not to drop or stack the PCB in the whole process Make sure to put the PCB only on surface covered with such materials as an ESD mat or conductive corrugated plate For access remove the following FRUs in order 1010 Rear cover and side key on page 28 e 1020 Battery pack on page 30 e 1030 Rear camera on page 34 1040 Microphone on page 36 1050 Vibrator motor on page 38 1060 Receiver on page 40 42 Downloaded from www Manualslib com manuals search engine Lenovo A3300 1 Detach the side key FPC from the front module of the tablet using a guitar pick or a thin flat blade TES L e E Figure 7 1 Detaching the side key FPC 2 Remove screws H for fixing the speaker onto the front module of the tablet Figure 7 2 The screws for fixing the speaker Part No Screw quantity Color Torque H Phillips flat head screw M1 4 x 3 5 2 Black N A 43 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 3 Move the wires of the speaker out from the wire duct in the front module of the tablet P Figure 7 3 The speaker wires 4 Detach the speaker and it
4. static discharge e 6 Grounding requirements sss 6 Safety notices multilingual translations 7 Laser compliance statement 14 Important service information 16 Strategy for replacing PRS 16 Important notice for replacing a system board euo etta 17 Important information about replacing RoHS compliant FRUS sess 18 General checkout sss 19 What todo fitst tette ees 20 Power system checkout en 21 Checking the Computer AC Charger 21 Checking the internal battery status 22 Related service information 23 werd 23 Power management sss 23 Activating Deactivating the Display 23 Lenovo A3300 cesses 24 Specifications eyre rsrsrsr setist sessie 24 FRU replacement noticeg 26 SCreW NOCES arras 26 Removing and replacing an FRU 27 1010 Rear cover and side key 28 1020 Battery pack 30 1030 Rear camera 34 1040 Microphone sss 36 1050 Vibrator motor ue sss 38 1060 Receiver tertie 40 1070 PCBA tn enero mates 42 1080 Side key FPC sss 53 1090 Speaker irte treten 54 1100 Front camera eee 55 Jorio 56 BODE VIEW E 56 bal 57 Parts list asas eee ies 58 Overall esee oL ott 58 iii Downloaded from www Manualslib com manuals
5. NYT UK NYP ERAN BAY VACHS ROT HEEL Ce ES Roky Y ERE EL NYT Y BHKLIEYD MHLEVFSIERBHVET Las baterias contienen pequenas cantidades de niquel No las desmonte ni recargue ni las eche al fuego o al agua ni las cortocircuite Des chelas tal como dispone la normativa local Utilice s lo bater as que se encuentren en la lista de piezas al sustituir la bater a La utilizaci n de una bater a no apropiada puede provocar la ignici n o explosi n de la misma Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual Safety notice 4 N 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 100 C 212 F 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 pr sente des risques d incendie d explosion ou de br lures graves Ne la rechargez pas ne retirez pas son connecteur polaris et ne la d montez pas Ne l exposez pas une temperature sup rieure a 100 C ne la faites pas br ler et n en exposez pas le contenu l eau Mettez la pile au rebut conform ment la r glementation en vigueur Une pile inappropri e risque
6. so only the FRUs identified as compliant in the system HMM or direct substitutions for those FRUs may be used Products marketed before June 2006 Products marketed after June 2006 Current or Replacement Current or Replacement original part FRU original part FRU Non RoHS Can be Non RoHS Non RoHS Can be RoHS Must be RoHS Must be RoHS Non RoHS Can sub to RoHS RoHS Must be RoHS Note A direct substitution is a part with a different FRU part number that is automatically shipped by the distribution center at the time of the order 18 Downloaded from www Manualslib com manuals search engine General checkout 0090900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 This chapter presents the following information What to do first on page 20 Power system checkout on page 21 Before you go to the checkout make sure to read the following important notes Important notes Only certified trained personnel can service the computer Before replacing any FRU read the entire page on removing and replacing FRUs When you replace FRUs use new nylon coated screws Be extremely careful during such write operations as copying saving or formatting Drives in the computer that you are servicing sequence might have been altered If you select an incorrect drive
7. A3300 tablet Table 1 Specifications Feature Size amp Weight Size Weight System CPU Hardware Platform RAM Storage Capacity LCD Integrated Camera Battery Operating System Network 24 Downloaded from www Manualslib com manuals search engine Description e 198mm x 119 8mm x 10 45mm Appr 327g 1 3GHz Quad core MTK MT8382M T amp W MT8121M WiFi e 1GB e HCH e 7 WSVGA 1 024 x 600 pixels Main camera 2 0M pixels rear side Sub camera 0 3M pixels front side 1 cell Li ion battery 3500mAh Android 42 upgradable to new OS version e GSM GPRS EDGE TD SCDMA WCDMA Ports Communication Others Downloaded from www Manualslib com manuals search engine Lenovo A3300 Micro USB USB 2 0 5 pin Earphone 3 5mm SIM card slot T flash card slot WiFi 802 11b g n WiFi display Miracast support HDCP 1 X A GPS supporting GPS Bluetooth 3 0 FM radio Gravity sensor Vibrator 25 d Lenovo A3300 Hardware Maintenance Manual FRU replacement notices replacement notices This section presents notices related to removing and replacing parts Read this section carefully before replacing any FRU Screw notices Loose screws can cause a reliability problem In Lenovo computers 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 vib
8. PCBA using a soldering iron and a solder sucker Figure 7 18 Position of desoldering the FPC of the front camera 21 Detach the front camera from its seat on the PCBA using a guitar pick or a thin flat blade The PCBA is now isolated and removed from the tablet 52 Downloaded from www Manualslib com manuals search engine Lenovo A3300 1080 Side key FPC For access remove the following FRUs 1010 Rear cover and side key on page 28 e 1020 Battery pack on page 30 and detach the following FRUs Side key FPC Step 1 in 1070 PCBA on page 42 Speaker Step 2 to 4 in 1070 PCBA on page 42 e Microphone Step 2 and 3 in 1040 Microphone on page 36 Vibrator motor Step 2 in 1050 Vibrator motor on page 38 Receiver Step 2 in 1060 Receiver on page 40 1 Detach the PCBA with other parts connected from the front module of the tablet according to Step 5 to 13 in 1070 PCBA on page 42 2 Remove the side key FPC from the PCBA according to Step 14 to 16 in 1070 PCBA on page 42 Figure 8 1 The removed side key FPC 53 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 1090 Speaker For access remove the following FRUs 1010 Rear cover and side key on page 28 e 1020 Battery pack on page 30 and detach the following FRUs Side key FPC Step 1 in 1070 PCBA on page 42 Speake
9. 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 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 Be careful not to replace a nondefective FRU 19 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual What to do first _ to do first When you do return an FRU you must include the following information in the parts exchange form or parts return form that you attach to it Name and phone number of servicer Date of service Date on which the machine failed Date of purchase Procedure index and page number in which the failing FRU was detected Failing FRU name and part number Machine type model number and serial number 96 N p pe operc Bar do Customer s name and address Note for warranty During the warranty period the customer may be responsible for repair costs if the computer damage was caused by misuse accide
10. de prendre feu ou d exploser Die Systembatterie ist eine Lithiumbatterie Sie kann sich entz nden explodieren oder schwere Verbrennungen hervorrufen Batterien dieses Typs d rfen 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 f r Sonderm ll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren IN MINAS n9 4U5 0155 ADDY DIVINA NINO 22015 DN PITT WAND nw YLT PR MVP N99 110527205 nu ONIN IN ANN 9999 n5v 301772 PRI AIDA DN II PN 09793 MIYA 100 99 DIVA WINI DIMON NN p595 v 0999 Nnn DIN NN PUNI 155103 p pn Y Dap PIN MIRNA n55Y03 WISU O nmPNnan a ponn IIA WINN SSM IN MDI 3395 01535 5159 NINN La batteria di supporto e una batteria al litio e puo incendiarsi esplodere o procurare gravi ustioni Evitare di ricaricarla smontarne il connettore polarizzato smontarla riscaldarla ad una temperatura superiore ai 100 gradi centigradi incendiarla o gettarla in acqua Smaltirla secondo la normativa in vigore DPR 915 82 successive disposizioni e disposizioni locali L impiego di una batteria non adatta potrebbe determinare l incendio o l esplosione della batteria stessa YFUR gt NYT Vid KR MS ELMBE
11. devices you use have been certified ISO 9000 as fully effective When handling ESD sensitive parts Keep the parts in protective packages until they are inserted into the product Avoid contact with other people Wear a grounded wrist strap against your skin to eliminate static on your body Prevent the part from touching your clothing Most clothing is insulative and retains a charge even when you are wearing a wrist strap Use the black side of a grounded work mat to provide a static free work surface The mat is especially useful when handling ESD sensitive devices Select a grounding system such as those listed below to provide protection that meets the specific service requirement Notes The use of a grounding system to guard against ESD damage is desirable but not necessary 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 systems Use the round ground prong of the ac plug on ac operated computers Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function Proper grounding of the electrical outlet can be verified by a certified electrician 6 Downloaded from www Manualslib com manuals search engine Safety information Safety not
12. 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 about 8 centimeters 3 inches from the end Do not wear jewelry chains metal frame eyeglasses or metal fasteners for your clothing Attention Metal objects are good electrical conductors Wear safety glasses when you are hammering drilling soldering cutting wire attaching springs using solvents or working in any other conditions that may be hazardous to your eyes After service reinstall all safety shields guards labels and ground wires Replace any safety device that is worn or defective Reinstall all covers correctly before returning the machine to the customer Fan louvers on the machine help to prevent the overheating of internal components Do not obstruct fan louvers or cover them with labels or stickers 2 Downloaded from www Manualslib com manuals search engine Safety information Electrical safety safety Observe the following rules when working on electrical equipments 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
13. Attention The system board is sensitive to and can be damaged by electrostatic discharge Before touching it establish personal grounding by touching a ground point with one hand or using an electrostatic discharge ESD strap P N 6405959 to remove potential shock reasons 27 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 1010 Rear cover and side key 1 Hold the tablet in one hand and use a guitar pick to unlock the rear cover from the tablet along the joint line as shown in Figure 1 1 Figure 1 1 Unlocking the rear cover along the joint line 2 Remove the rear cover Figure 1 2 The removed rear cover 28 Downloaded from www Manualslib com manuals search engine Lenovo A3300 3 Remove the side key from the rear cover using a pair of tweezer Figure 1 3 Removing the side key 29 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 1020 Battery pack For access remove the following FRUs 1010 Rear cover and side key on page 28 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 the used battery according to the instructions Do not e Thro
14. Check the power cord for a Athird wire ground connector in good condition Use a meter to measure third wire ground continuity for 0 1 ohm or less between the external ground pin and the frame ground b The power cord should be the type specified in the parts list c Insulation must not be frayed or worn Check for cracked or bulging batteries Remove the cover Check for any obvious non Lenovo alterations Use good judgment as to the safety of any non Lenovo alterations 7 Check inside the unit for any obvious unsafe conditions such as metal filings contamination water or other liquids or signs of fire or smoke damage Check for worn frayed or pinched cables 9 Check that the power supply cover fasteners screws or rivets have not been removed or tampered with Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual Handling devices that are sensitive to electrostatic discharge 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 Notes 1 Use product specific ESD procedures when they exceed the requirements noted here 2 Make sure that the ESD protective
15. FRUs 1010 Rear cover and side key on page 28 1 Disconnect the FPC of the rear camera from its connector on the PCBA using a guitar pick Figure 3 1 Disconnecting the FPC 2 Detach the rear camera from its seat using a thin flat blade Figure 3 2 Detaching the rear camera 34 Downloaded from www Manualslib com manuals search engine Lenovo A3300 3 Remove the rear camera from the tablet Figure 3 3 The removed rear camera 35 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 1040 Microphone For access remove the following FRUs 1010 Rear cover and side key on page 28 1 Desolder the wires of the microphone from their connecting points on the PCBA using a soldering iron and a solder sucker Figure 4 1 Desoldering the microphone wires 2 Move the microphone wires out from the wire duct in the front module of the tablet Figure 4 2 The microphone wires 36 Downloaded from www Manualslib com manuals search engine Lenovo A3300 3 Detach the microphone from its rubber socket on the front module of the tablet Figure 4 3 Detaching the microphone 4 Remove the microphone from the front module of the tablet Figure 4 4 The Removed microphone 37 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 1050 Vibrator motor For access remove the following F
16. N 60 Downloaded from www Manualslib com manuals search engine Notices 0090900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 Lenovo may not offer the products services or features discussed in this document in all countries Consult your local Lenovo representative for information on the products and services currently available in your area Any reference to a Lenovo product program or service is not intended to state or imply that only that Lenovo product program or service may be used Any functionally equivalent product program or service that does not infringe any Lenovo intellectual property right may be used instead However it is the user s responsibility to evaluate and verify the operation of any other product program or service Lenovo may have patents or pending patent applications covering subject matter described in this document The furnishing of this document does not give you any license to these patents 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 transact
17. OCI Ces SMOTx ta HVET AVIS VT KRYFV ORG TOER OB AL be de ell ARO 100 C 212 F EL E 0n REH ERO RA KIC T EL ES VN Ay TY ERES OBAMA BARRO RNE TIREN DE AY e VARCHONR YTV ENABLE WO Bok Ay Y e ERFDE SyF REKLE RELEVADO ti La bater a de repuesto es una bater a de litio y puede provocar incendios explosiones o quemaduras graves No la recargue ni quite el conector polarizado ni la desmonte ni caliente por encima de los 100 C 212 F ni la incinere ni exponga el contenido de sus celdas al agua Des chela tal como dispone la normativa local 10 Downloaded from www Manualslib com manuals search engine Safety information 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 d affichage a 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 m decin si des sympt mes persistent apres le lavage Die Leuchtstoffr hre im LCD Bildschirm enthalt Quecksilber Bei der Entsorgung die rtlichen Bestimmungen f r Sondermiill beachten Der LCD Bildschirm besteht aus Glas und kann zerbrechen wenn er unsachgem f behandelt wird oder der Computer auf den Boden fallt
18. RUs 1010 Rear cover and side key on page 28 1 Desolder the wires of the vibrator motor from their connecting points on the PCBA using a soldering iron and a solder sucker Figure 5 1 Desoldering the vibrator motor wires 2 Detach the vibrator motor from its seat on the front module of the tablet using a thin flat blade Figure 5 2 Detaching the vibrator motor 38 Downloaded from www Manualslib com manuals search engine Lenovo A3300 3 Remove the vibrator motor from the front module Figure 5 3 The removed vibrator motor 39 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 1060 Receiver For access remove the following FRUs 1010 Rear cover and side key on page 28 1 Desolder the wires of the receiver from their connecting points on the PCBA using a soldering iron and a solder sucker Figure 6 1 Desoldering the receiver wires 2 Remove screws E for fixing the receiver onto the front module of the tablet Figure 6 2 The screws for fixing the receiver Part No Screw quantity Color Torque H Phillips flat head screw M1 4 x 3 5 2 Black N A 40 Downloaded from www Manualslib com manuals search engine Lenovo A3300 3 Remove the receiver from the tablet Figure 6 3 The removed receiver 41 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 1070 PCBA
19. Wenn der Bildschirm besch digt ist und die darin befindliche Fl ssigkeit in Kontakt mit Haut und Augen ger t sollten die betroffenen Stellen mindestens 15 Minuten mit Wasser abgesp lt und bei Beschwerden anschlie end ein Arzt aufgesucht werden 9902 NA TON Tino 20m 1230 LCD ININ WN TOM ON Juni DNI DM O yv3n e Nn NN 390V DDT YN O2 Oy DYIMN D PMON ON NIDA DAY n23p 19 mne MPT 15 DOWN ANNI DIVNI Dron DY WANN Nel caso che caso l LCD si dovesse rompere ed il liquido in esso contenuto entrasse in contatto con gli occhi o le mani lavare immediatamente le parti interessate con acqua corrente per almeno 15 minuti poi consultare un medico se i sintomi dovessero permanere LCD ABU LCD ORORAEBAIA oY FI URGE dk ADENT EX E b 15 MBE ALT STE RU Wee vic UI BS IC o Chil b PORKBRAE BAL ERM ORE SIT CSL Si la LCD se rompe y el fluido de su interior entra en contacto con sus ojos o sus manos lave inmediatamente las reas afectadas con agua durante 15 minutos como m nimo Obtenga atenci n medica si se presenta alg n 11 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual Safety notice 6 A DANGER To avoid shock do not remove the plastic cover that protects the lower part of the inverter card Afin d viter tout risque de choc lectrique ne retirez pas le cache en plastique prot geant la partie inf rieure de la carte d aliment
20. am do not view directly with optical instruments and avoid direct exposure to the beam Radiac o por raio laser ao abrir Nao olhe fixo no feixe de luz nao olhe diretamente por meio de instrumentos ticos e evite exposic o direta com o feixe de luz FAN SABA DARING FORRES MANE FF LE BBE ROA ZF Rayonnement laser si carter ouvert Evitez de fixer le faisceau de le regarder directement avec des instruments optiques ou de vous exposer au rayon Laserstrahlung bei ge ffnetem Ger t Nicht direkt oder ber optische Instrumente in den Laserstrahl sehen und den Strahlungsbereich meiden Kinyit skor l zersug r Ne n zzen bele se szabad szemmel se optikai eszk z kkel Ker lje a sug rnyal bbal val rintkez st Aprendo l unit vengono emesse radiazioni laser Non fissare il fascio non guardarlo direttamente con strumenti ottici e evitare l esposizione diretta al fascio OrkpeiBasi Geperurecb naaepHoro ua3nyuenus He cMorpure Ha nyy He pasrnagbiBalite ero C MOMOLUBIO ONTUYECKUX UHCTPYMEHTOB TAKKE vw36era re npsmoro BO3Ae cTBNA na3sepHoro nyua Ked je laserov jednotka otvoren Vyhnite sa priamemu poh adu a nehladte priamo s optick mi n strojmi do l ta a vyhnite sa priamemu vystaveniu l cov BID EL MADRE NET TERRE vu 7 0 JC e WE Eo TR TDL Zecken Radiacion laser al abrir No mire fijamente ni examine con instrumental ptico el haz de luz Evite la exposici n directa al haz
21. and hard pushing to prevent cracking at each BGA Ball Grid Array chipset 17 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual Important information about replacing RoHS compliant FRUs 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 Note RoHS and non RoHS FRU part numbers with the same fit and function are identified with unique FRU part numbers Lenovo plans to transit to ROHS compliance well before the implementation date and expects its suppliers to be ready 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 compliant ones
22. as ne les rechargez pas ne les exposez ni au feu ni l eau Ne les mettez pas en court circuit Pour les mettre au rebut conformez vous la r glementation en vigueur Lorsque vous remplacez la pile de sauvegarde ou celle de l horloge temps r el veillez n utiliser que les modeles cit s dans la liste de pi ces d tach es ad quate Une batterie ou une pile inappropri e risque de prendre feu ou d exploser 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 f r Sonderm ll beachten Beim Ersetzen der Bereitschafts oder Systembatterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren nop DM MI MID 2303 MINO MINA Dog 595 yx AVATI Dn DW IN UND AMIN PIVANI WAND nw Yd Don NN PIDI v AMN 1879 IN 075 V DMA PIN mipnn P SY WINI Dron ma vu 1 ADMIN n55103 PA Unnuns DIY TION NI AINA VIVY aman ADA 5U nmsisYann IN ANY 01909 Alcune batterie di riserva contengono una piccola quantita di nichel e cadmio Non smontarle ricaricarle gettarle nel fuoco o nell acqua n cortocircuitarle Smaltirle secondo la normativa in vigore DPR 915 82 successive disposizioni e disposizioni locali Quando si sostituisce la batteria
23. ation Aus Sicherheitsgr nden die Kunststoffabdeckung die den unteren Teil der Spannungswandlerplatine umgibt nicht entfernen PODVIN NOD NN POA yx MIWA Mm 910 DANA v o43n SW nnn IPN 5y nn Per evitare scosse elettriche non rimuovere la copertura in plastica che avvolge la parte inferiore della scheda invertitore RREEQRXS Z4L4 RB 3XS TBOTPRUERSEULUCCOAZ2AT 2 ISR CTI RIN Para evitar descargas no quite la cubierta de pl stico que rodea la parte baja de la tarjeta invertida Safety notice 7 AA 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 d une batterie peut produire suffisamment de courant pour br ler des mat riaux combustibles ou causer des br lures corporelles Braves Obwohl Hauptbatterien eine niedrige Spannung haben k nnen sie doch bei Kurzschluf oder Erdung genug Strom abgeben um brennbare Materialien zu entz nden oder Verletzungen bei Personen hervorzurufen Addy TAI nya MIVA IN n Nn MINOAY YN nnd Pan DIT PINI n5159 NPANI IN NII 097997 DIN nnsn5 IN n5 Sebbene le batterie di alimentazione siano a basso voltaggio una batteria in corto circuito o a massa puo fornire corrente sufficiente da bruciare materiali combustibili o provocare ustioni ai tecnici di manutenzione as ect E Za LED Le
24. dell RTC real time clock o la batteria di supporto utilizzare soltanto i tipi inseriti nell appropriato Catalogo parti L impiego di una batteria non adatta potrebbe determinare l incendio o l esplosione della batteria stessa FAY 7 Y OID BO Y TVED FR VABFENTWS DOREY EF LiMoc PASTOR BEE AERO PADRE Kiely a hSHSILIERUTTORW CS LEV No FU BERET ARIAS RO RNA E Su HORNY VARIA YT Y 780 SALTS KEV RoKANY TU AED ASTUR KUED RELEVADO ES Algunas bater as de reserva contienen una peque a cantidad de n quel y cadmio No las desmonte ni recargue ni las eche al fuego o al agua ni las cortocircuite Des chelas tal como dispone la normativa local Utilice s lo bater as que se encuentren en la lista de piezas La utilizaci n de una bater a no apropiada puede provocar la ignici n o explosi n de la misma 8 Downloaded from www Manualslib com manuals search engine Safety information Safety notice 3 N 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 d montez pas ne l exposez ni au feu ni l eau Ne la mettez pas en court circuit Pour la mettre au rebut con
25. do not become a victim yourself Switch off the power Send the victim to get medical aid 4 Downloaded from www Manualslib com manuals search engine Safety information Safety inspection guide 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 If any unsafe conditions are present you must determine how serious the apparent hazard could be and whether you can continue without first correcting the problem Consider these conditions and the safety hazards they present Electrical hazards especially primary power primary voltage on the frame can cause serious or fatal electrical shock Explosive hazards such as a damaged CRT face or a bulging capacitor Mechanical hazards such as loose or missing hardware To determine whether there are 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
26. e tutte le altri parti di piccole dimensioni siano nella corretta posizione e non siano sparse all interno dell elaboratore Verificare ci scuotendo l elaboratore e prestando attenzione ad eventuali rumori eventuali parti o pezzetti metallici possono provocare cortocircuiti pericolosi FRU DZH 237 C6a A20 amp 8l zc AXvoBic WALL ARK ZOD i RE dh 23d CIELV MEIC 35 0 Xfu v6a AOP8i VERA TOO c LAMB TIES A elt Fr DZ ae LGR UPR AMEDD E T SRB hee eikrliyva hOWWICRALERBHVET Antes de encender el sistema despues de sustituir una FRU compruebe que todos los tornillos muelles y dem s piezas peque as se encuentran en su sitio y no se encuentran sueltas dentro del sistema Compru belo agitando el sistema y escuchando los posibles ruidos que provocar an Las piezas met licas pueden causar cortocircuitos el ctricos Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual Safety notice 2 N 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 d montez p
27. eads 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 special safety precautions when you work with very high voltages instructions for these precautions are in the safety sections of maintenance information Be extremely careful when you measure the high voltages Regularly inspect and maintain your electrical hand tools for safe operational condition Do not use worn or broken tools and testers Never assume that power has been disconnected from a circuit First check it to make sure that it has been powered off Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual e Always look carefully for possible hazards in your work area Examples of these hazards are moist floors nongrounded power extension cables power surges and missing safety grounds Do not touch live electrical circuits with the reflective surface of a plastic dental mirror 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 e If an electrical accident occurs Caution
28. ent unnecessary expense for replacing and servicing FRUs e If you are instructed to replace an FRU but the replacement does not solve the problem reinstall the original FRU before you continue Some computers have both a processor board and a system board If you are instructed to replace either of them and replacing one of them does not solve the problem reinstall that board and then replace the other one If an adapter or a device consists of more than one FRU any of the FRUs may be the cause of the error Before replacing the adapter or device remove the FRUs one by one to see if the symptoms 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 16 Downloaded from www Manualslib com manuals search engine Important service information 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
29. er for checking the warranty qualification of the product Part No Screw quantity Color Torque HR Phillips flat head screw M1 4 x 3 5 4 Black N A 48 Downloaded from www Manualslib com manuals search engine Lenovo A3300 13 Slowly remove the PCBA with the side key FPC the speaker and the front camera still connected to it from the front module of the tablet Figure 7 13 Removing the PCBA from the front module 49 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 14 Turn over the PCBA and then peel off the mylar on the soldering pad of the side key FPC Figure 7 14 Peeling off the mylar 15 Desolder the side key FPC from the PCBA using a soldering iron and a solder sucker Figure 7 15 Position of desoldering the side key FPC 50 Downloaded from www Manualslib com manuals search engine Lenovo A3300 16 Remove the side key FPC from the PCBA 17 Desolder the wires of the speaker from the PCBA using a soldering iron and a solder sucker Figure 7 16 Position of desoldering the speaker wires 18 Remove the speaker from the PCBA 19 Peel off the conductive fabric and mylar on the soldering pad of the front camera Figure 7 17 Peeling off the conductive fabric and mylar 51 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 20 Desolder the FPC of the front camera from the
30. 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 Find the room emergency power off EPO switch disconnecting the switch or electrical outlet If an electrical accident occurs you can then operate the switch or unplug the power cord quickly Do not work alone under hazardous conditions or near the equipment that has hazardous voltages Disconnect all power before Performing a mechanical inspection Working near power supplies Removing or installing main units Before you start to work on the machine unplug the power cord If you cannot unplug it ask the customer to power off the wall box that supplies power to the machine and to lock the wall box in the off position If you need to work on a machine that has exposed electrical circuits observe the following precautions Ensure that another person familiar with the power off controls is near you Attention Another person must be there to switch off the power if necessary Useonly one hand when working with powered on electrical equipment keep the other hand in your pocket or behind your back Attention An electrical shock 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 l
31. formez vous la r glementation en vigueur Lorsque vous remplacez la batterie veillez n utiliser que les mod les cit s dans la liste de pi ces d tach es ad quate En effet une batterie inappropri e risque de prendre feu ou d exploser Akkus enthalten geringe Mengen von Nickel Sie d rfen nicht zerlegt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren 5p dw DIVP nya 535 NIINON INA TP n551on TAN NN 2595 PN DDT DN PIVI W AMN WNP IN DD IN UNS INN mpnn n sy WINI n55Yon n55Yon NI 155103 p Unnun5 v 0 npnn DIN Dap yat ANNA DPINA niv 3 n avan Pa nnxna ND n55103 VW AINON INA Addon Sw MININA IN ANLAD 0199 La batteria contiene piccole quantita di nichel Non smontarla gettarla nel fuoco o nell acqua n cortocircuitarla Smaltirla secondo la normativa in vigore DPR 915 82 successive disposizioni e disposizioni locali Quando si sostituisce la batteria utilizzare soltanto i tipi inseriti nell appropriato Catalogo parti L impiego di una batteria non adatta potrebbe determinare l incendio o l esplosione della batteria stessa RYFIY AYUNO eat EK YY AM LIU KERO PEBIDA TEO ag KEV RYT V 3977 ORR Cie O Cli WH ARO RAE TRANS T CREW
32. ices multilingual translations The safety notices in this section are provided in English French German Hebrew Italian Japanese and Spanish 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 l ordinateur sous tension apr s remplacement d une unit en clientele v rifiez que tous les ressorts vis et autres pieces sont bien en place et bien fix es Pour ce faire secouez l unit et assurez vous qu aucun bruit suspect ne se produit Des pi ces m talliques ou des copeaux de m tal pourraient causer un court circuit Bevor nach einem FRU Austausch der Computer wieder angeschlossen wird muf sichergestellt werden dafs keine Schrauben Federn oder andere Kleinteile fehlen oder im Geh use vergessen wurden Der Computer muf gesch ttelt und auf Klapperger usche gepr ft werden Metallteile oder splitter k nnen Kurzschl sse erzeugen N TY v FRU n92nn ANN aunnn NIYAN 392 DNS DINN 050p DPIN DSapPN 0 3n 29 NTI 979 ANID Tina 2 DVM DPN ONIPNA pwpv moy 1225 Dupnm INN NN 20202 W NNI 0 20vn 01829 ON DNY NINN IIV IN PIN Prima di accendere l elaboratore dopo che stata effettuata la sostituzione di una FRU accertarsi che tutte le viti le molle
33. ions 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 61 Dow
34. lenovo A3300 Hardware Maintenance Manual Note Before using this information and the product it supports be sure to read the general information under Notices on page 61 First Edition January 2014 Copyright Lenovo 2014 All rights reserved LENOVO products data computer software and services have been developed exclusively at private 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 Contract No GS 35F 05925 2014 Lenovo Downloaded from www Manualslib com manuals search engine 0090900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 About this manual sss iv STEW 60 Safety information s 1 Notices ot 61 General Safety eiseressen 2 Trademarks tota ERA 62 Electrical safety ssssssssssss 3 Safety inspection guide sss 5 Handling devices that are sensitive to electro
35. nloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 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 Trademarks 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 countries or both Windows Windows 7 The following are trademarks of Intel Corporation or its subsidiaries in the United States other countries or both Intel Intel Core 2 Duo Other company product or service names may be the trademarks or service marks of others 62 Downloaded from www Manualslib com manuals search engine
36. nt 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 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 a PC Card or the installation of an incompatible card mproper disk insertion or use of an optical drive Diskette drive damage caused by pressure on the diskette drive cover foreign material in the drive or the insertion of a diskette with multiple labels Damaged or bent diskette eject button Fuses blown by attachment of a nonsupported device Forgotten computer password making the computer unusable Sticky keys caused by spilling a liquid onto the keyboard Use of an incorrect AC adapter on laptop products The following symptoms might indicate damage caused by nonwarranted activities Mis
37. nte el ctrica quite la bater a y a continuaci n desconecte cualquier cable de conexi n entre dispositivos 13 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual Laser compliance statement compliance statement 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 If a CD ROM drive a DVD ROM drive or another laser device is installed note the following N 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 exposi o radia o AAT ATE AA WE TA MAFIE R Pour viter tout risque d exposition au rayon laser respectez les consignes de r glage et d utilisation des commandes ainsi que les proc dures d crites Werden Steue
38. placing any FRU review FRU replacement notices on page 26 3 Begin by removing any FRUs that have to be removed before the failing FRU Any of such FRUs are listed at the top of the section that describes the detailed removing and replacing procedure for the failing FRU Remove them in the order in which they are listed 4 Follow the correct sequence in the steps to remove the FRU while referring to figures provided in the procedure 5 When turning a screw to replace an FRU turn it in the direction as given by the arrow in the figure 6 When removing the FRU moveit in the direction as given by the arrow in the figure 7 To putthe new FRU in place reverse 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 56 8 When replacing an FRU use the correct screw as specified in the procedures N DANGER Before removing any FRU turn off the computer unplug all power cords from electrical outlets remove the battery pack and then disconnect any of the interconnecting cables 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
39. r Step 2 to 4 in 1070 PCBA on page 42 Microphone Step 2 and 3 in 1040 Microphone on page 36 Vibrator motor Step 2 in 1050 Vibrator motor on page 38 Receiver Step 2 in 1060 Receiver on page 40 1 Detach the PCBA with other parts connected from the front module of the tablet according to Step 5 to 13 in 1070 PCBA on page 42 2 Remove the speaker from the PCBA according to Step 17 and 18 in 1070 PCBA on page 42 Figure 9 1 The removed speaker 54 Downloaded from www Manualslib com manuals search engine Lenovo A3300 1100 Front camera For access remove the following FRUs 1010 Rear cover and side key on page 28 e 1020 Battery pack on page 30 and detach the following FRUs Side key FPC Step 1 in 1070 PCBA on page 42 Speaker Step 2 to 4 in 1070 PCBA on page 42 e Microphone Step 2 and 3 in 1040 Microphone on page 36 Vibrator motor Step 2 in 1050 Vibrator motor on page 38 Receiver Step 2 in 1060 Receiver on page 40 1 Detach the PCBA with other parts connected from the front module of the tablet according to Step 5 to 13 in 1070 PCBA on page 42 2 Remove the front camera from the PCBA according to Step 19 to 21 in 1070 PCBA on page 42 Figure 10 1 The removed front camera 55 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual Locations o 5 1 Front view
40. r und Einstellelemente anders als hier festgesetzt verwendet kann gefahrliche Laserstrahlung auftreten Az itt el rt elj r sokt l be ll t sokt l s vez rl sekt l elt rni a l zersug rz s vesz lye miatt kock zatos L utilizzo di controlli regolazioni o l esecuzione di procedure diverse da quelle specificate possono provocare l esposizione a Mcnonb30BaHMe anemeHTOB HACTPO KN N BbINOJIHEHUE MPOLEAYp UHbIX HEM yKasaHo 3necb MOX T MPUBECTH K OMACHOMy pananauuoHHOMy o6nyyeHnio Pou itie kontr l prav alebo in ch vykonan od in ch v robcov ako je v tomto pecifikovan mohlo by ma za n sledok nebezpe enstvo vystavenia sa vy iarovaniu KETHESNEARAID BHRICLS EAR WE ELI PMA ITO KBE We RN OE ERU El uso de controles o ajustes o la ejecuci n de procedimientos distintos de los aqu especificados puede provocar la exposici n a radiaciones peligrosas Opening the CD ROM drive the DVD ROM drive or any other optical storage device could result in exposure to hazardous laser radiation There are no serviceable parts inside those drives Do not open 14 Downloaded from www Manualslib com manuals search engine Safety information A CD ROM drive a DVD ROM drive or any other storage device installed may contain an embedded Class 3A or Class 3B laser diode Note the following AA DANGER Emits visible and invisible laser radiation when open Do not stare into the be
41. ration They are harder to tighten Each one should be used only once Do the following when you service this machine Keep the screw kit in your tool bag Always use new screws 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 more than 90 E b Cross section Logic card to plastic Turn an additional 180 after the screw head touches the surface of the logic card more than 180 E LT l Cross section Torque driver If you have a torque screwdriver refer to the Torque column for each step Make sure that you use the correct screws If you have a torque screwdriver tighten all screws firmly to the torque shown in the table Never use a screw that you removed Use a new one Make sure that all screws are tightened firmly Ensure torque screwdrivers are calibrated correctly following country specifications 26 Downloaded from www Manualslib com manuals search engine Lenovo A3300 Removing and replacing an FRU This section presents exploded figures with the instructions to indicate how to remove and replace the FRU Make sure to observe the following general rules 1 Do not attempt to service any computer unless you have been trained and certified An untrained person runs the risk of damaging parts 2 Before re
42. rical 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 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual General safety _ safety Follow these rules below to ensure general safety Observe a good housekeeping in the area where the machines are put during and after the maintenance When lifting any heavy object 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 to lift it 4 Lift it by standing or pushing up with your leg muscles this action could avoid the strain from the muscles in your back Do not attempt to lift any object that weighs more than 16 kg 35 Ib or that you think is too heavy for you Do not perform any action that causes hazards to the customer or that makes the machine unsafe Before you start the machine make sure that other service representatives and the customer are not in a hazardous position Place removed covers and other parts in a safe place keeping them away from all personnel while you are servicing the machine Keep your toolcase away from walk areas so that other people will
43. ro USB cable 4 Ifthe voltage is acceptable replace the system board 21 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual Checking the internal battery status To check the battery status of the tablet do either of the following Approximate information about the battery status Get the approximate status of the battery at any time by checking the battery status icon on the system bar in the upper right corner of the screen The shorter the green bar is the less the battery power remains Accurate information about the battery status To get the accurate information about the battery status of the tablet do the following 1 Open the Android Settings screen To open the Android Settings screen do either of the following From the main Home screen touch the Android Settings icon on Lenovo Launch Zone The Android Settings screen is displayed Pull down the application icon from the action bar and then touch Settings The Android Settings screen is displayed 2 Touch Battery in the Device section on the Android Settings screen 3 The accurate percentage of the remaining battery power is shown on the screen 22 Downloaded from www Manualslib com manuals search engine Related service information Related service information This chapter presents the following information e Security on page 23 e Power management on page 23 ET 3w 0 Sec
44. s wires from the front module of the tablet Figure 7 4 The detached speaker and its wires 44 Downloaded from www Manualslib com manuals search engine Lenovo A3300 5 Peel off the mylar on the TP FPC connector on the PCBA a Figure 7 5 The mylar on the TP FPC connector 6 Unlock the TP FPC connector using a guitar pick Figure 7 6 Unlock the TP FPC connector 45 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 7 Detach the TP FPC from the PCBA using a guitar pick or a thin flat blade Figure 7 7 Detaching the TP FPC 8 Pull out the TP FPC from its connector using a pair of tweezer Figure 7 8 Pulling out the TP FPC 9 Peel off the mylar on the LCD FPC connector on the PCBA Figure 7 9 The mylar on the LCD FPC connector 46 Downloaded from www Manualslib com manuals search engine Lenovo A3300 10 Unlock the LCD FPC connector using a guitar pick wW de Figure 7 10 Unlocking the LCD FPC connector 11 Pull out the LCD FPC from its connector using a pair of tweezer Figure 7 11 Pulling out the LCD FPC 47 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 12 Remove screws H for fixing the PCBA onto the front module of the tablet fae e o ge LAS EI Figure 7 12 The screws for fixing the PCBA Note One of the screws is sealed by the manufactur
45. search engine About this manual 9090900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 io 60900000000000000000000000000000000 100000000000000000000000000000000000000 This manual contains service and reference information for the following Lenovo product Lenovo A3300 Use this manual to troubleshoot problems The manual is divided into the following sections The common sections provide general information guidelines and safety information required for servicing computers The product specific section includes service reference and product specific parts information C gt 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 A 2 H Downloaded from www Manualslib com manuals search engine Safety information 90909000000000000000000000000000000000000000000000000000 Safety information 0000000000000000000000000000000000000000000000000000000000000000000000 00000000000000000000 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 Elect
46. sing parts might be a symptom of unauthorized service or modification e If the spindle of a hard disk drive becomes noisy it may have been subjected to excessive force or dropped 20 Downloaded from www Manualslib com manuals search engine General checkout Power system checkout To verify a symptom follow the steps below Turn off the computer Remove the battery pack Connect the AC adapter Make sure that power is supplied when you turn on the computer Turn off the computer Disconnect the AC adapter and install the charged battery pack Make sure that the battery pack supplies power when you turn on the computer Soo Dr de pe Re v If you suspect a power problem see the appropriate one of the following power supply checkouts Checking the Computer AC Charger on page 21 Checking the internal battery status on page 22 Checking the Computer AC Charger When you use the computer AC Charger to charge the tablet but no power is charged see the instructions in this topic to check the computer AC Charger To check the computer AC Charger do the following 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 12 86V leng m PRS 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 mic
47. urity settings include SCREEN SECURITY SIM CARD LOCK 3G version only PASSWORDS DEVICE ADMINISTRATION and CREDENTIAL STORAGE Power management management Note Power management modes are not supported for APM operating system To reduce power consumption the computer has three power management modes screen blank sleep standby and hibernation Activating Deactivating the Display With the display deactivated press the Power button on the computer to activate the display The computer display will then illuminate indicating that it has been activated If you do not need to use your computer temporarily you can press the Power button to deactivate the display Your computer will then enter standby mode to save power 23 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 0090900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 This chapter presents the following product specific service references and product specific parts information e Specifications on page 24 FRU replacement notices on page 26 Removing and replacing an FRU on page 27 Locations on page 56 Parts list on page 58 Specifications The following table lists the specifications of the Lenovo
48. w or immerse into water Heat to more than 100 C 212 F Repair or disassemble 1 Peel off the conductive fabric on the steel frame that is used to cover the battery connector Figure 2 1 The conductive fabric on the steel frame 30 Downloaded from www Manualslib com manuals search engine Lenovo A3300 2 Remove screw H for fixing the steel frame and then remove the steel frame from the PCBA Figure 2 2 The screw on the steel frame PartNo Screw quantity Color Torque H Phillips flat head screw M1 4 x 3 5 1 Black N A 3 Remove the foam and mylar on the battery connector as shown in Figure 2 3 Figure 2 3 The foam and mylar on the battery connector 31 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 4 Detach the battery connection with the PCBA Regutered Trademark of Lenovo Quin IT Hard MI Figure 2 4 Detaching the battery connection 32 Downloaded from www Manualslib com manuals search engine Lenovo A3300 5 Detach the battery pack from its seat on the front module of the tablet using a thin flat blade Figure 2 5 Detaching the battery pack 6 Remove the battery pack from the front module of the tablet Figure 2 6 The removed battery pack 33 Downloaded from www Manualslib com manuals search engine d Lenovo A3300 Hardware Maintenance Manual 1030 Rear camera For access remove the following
49. y IA FRACS LEADER Bd O ARS BERANE DET Aunque las baterias principales tienen un voltaje bajo una bateria cortocircuitada o con contacto a tierra puede producir la corriente suficiente como para quemar material combustible o provocar quemaduras en el personal 12 Downloaded from www Manualslib com manuals search engine Safety information Safety notice 8 A 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 remplacable en client le mettez le syst me hors tension d branchez tous les cordons d alimentation des socles de prise de courant retirez la batterie et d connectez tous les cordons d interface Die Stromzufuhr muf abgeschaltet alle Stromkabel aus der Steckdose gezogen der Akku entfernt und alle Verbindungskabel abgenommen sein bevor eine FRU entfernt wird AUtyan nx 033235 v anwsa FRU 71990 135 Mag IAUN OIYP UN INVA 9729 99 NN PN DANN NPN 9929 DD INI NIHON AND NN NINI V ON Prima dirimuovere qualsiasi FRU spegnere il sistema scollegare dalle prese elettriche tutti i cavi di alimentazione rimuovere la batteria e poi scollegare i cavi di interconnessione FRU SD ATR ThinkPad DBR Mot TX CORI Fayre VEDPOALTL ESV RE AVF VU e RYT RRL HEBER TA RAULTCK ESV Antes de quitar una FRU apague el sistema desenchufe todos los cables de las tomas de corrie
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