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IdeaPad Tablet K1 Hardware Maintenance Manual

Figure 6. Removal steps of Switch board, SD board and HDMI board (continued)

Remove two screws 

7

, then remove the docking board in the direction shown 

by arrow 

8

.

7

8

7

Step

Screw (quantity)

Color

Torque

7

M4.5 x 3 mm, flat-head, nylon-coated (2)

Silver

1.5-2.0 kg/cm 

Summary of Contents for 130422U

Page 1: ...IdeaPad Tablet K1 Hardware Maintenance Manual ...

Page 2: ...eveloped 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 disclosure is subject to rest...

Page 3: ...mation 23 Restoring the factory contents by using OneKey Recovery 23 Restore of factory default 23 Using recovery discs 23 Passwords 24 Power on password 24 Supervisor password 24 Power management 25 Screen blank mode 25 Sleep standby mode 25 Hibernation mode 26 Lenovo IdeaPad Tablet K1 27 Specifications 27 FRU replacement notices 29 Screw notices 29 Removing and replacing an FRU 30 1010 Base cove...

Page 4: ... guidelines and safety information required for servicing computers The product specific section includes service reference and product specific parts information Important This manual is intended only for trained servicers who are familiar with Lenovo IdeaPad products Use this manual to troubleshoot problems effectively Before servicing a Lenovo IdeaPad product make sure to read all the informati...

Page 5: ... before you service an IdeaPad Tablet K1 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 ...

Page 6: ...eeping them away from all personnel while 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 ...

Page 7: ...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 Use only one hand when working with powered on electrical equipment keep the other hand in your pocket or behind your ba...

Page 8: ... 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 If an electrical accident occurs C...

Page 9: ... 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 Check the power cord for a A third wire ground connector in...

Page 10: ...in 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...

Page 11: ... Austausch der Computer wieder 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 l...

Page 12: ...lten Sie darf nicht zerlegt 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 co...

Page 13: ...eschlossen oder Feuer oder Wasser 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 cortoci...

Page 14: ...eses Typs dürfen nicht aufgeladen 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 Ein...

Page 15: ...irm besteht 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...

Page 16: ...battery can produce enough 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 E...

Page 17: ...et déconnectez tous les cordons 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 ...

Page 18: ... 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 exposição à radiação Pour éviter tout risque d exposition au rayon laser respectez les consignes de réglage et d utilisation des commandes ainsi que les procédures décrite...

Page 19: ...luz Rayonnement laser si carter 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 é...

Page 20: ...n the customer support site http consumersupport lenovo com Strategy 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...

Page 21: ...onfiguration settings using the View Configuration option then when service has been completed verify that those settings remain in effect Strategy for replacing a hard disk drive Always try to run a low level format before replacing a hard disk drive This will cause all customer data on the hard disk to be lost Make sure that the customer has a current backup of the data before performing this ac...

Page 22: ...pliance 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 imple...

Page 23: ...ce might have been altered If 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 variet...

Page 24: ...e 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 D...

Page 25: ...rrect continuity and installation To check the AC adapter follow the steps below 1 Unplug the AC adapter cable from the tablet 2 Measure the output voltage at the plug of the AC adapter cable See the following figure Voltage V DC 20 0 Pin 1 2 1 2 Note Output voltage for the AC adapter pin No 2 may differ from the one you are servicing 3 If the voltage is not correct replace the AC adapter 4 If the...

Page 26: ...and leave it at room temperature for a while After it cools down reinstall and recharge it To check the battery pack follow the steps below 1 Turn off the computer Follow the removal steps in 1020 Battery pack on page 33 in Removing and replacing an FRU on page 30 2 Measure the voltage between battery terminals 1 and 14 See the following figure Terminal 1 0 to 8 4 14 Ground Voltage V DC 14 13 10 9...

Page 27: ... your first boot up just enter Lenovo OneKey Rescue System and run Restore to factory default For details of OneKey Rescue System see the User Guide for OneKey Rescue System Note This will delete all the new data on the system partition C drive which is not recoverable Make sure to back up your critical data before you perform this action Using recovery discs When you replace a hard disk drive in ...

Page 28: ...d on The computer does not start until the password is entered Exception If only an SVP is installed the password prompt does not appear when the operating system is booted Power on password A power on password POP protects the system from being powered on by an unauthorized person The password must be entered before an operating system can be booted Supervisor password A supervisor password SVP p...

Page 29: ...Power button In certain circumstances the computer goes into sleep standby mode automatically If a suspend time has been set on the timer and the user does not do any operation with the keyboard the hard disk the parallel connector or the diskette drive within that time If the battery indicator starts blinking indicating that the battery power is low Alternatively if Hibernate when battery becomes...

Page 30: ...rnation mode perform that action Pressing the power button Also the computer goes into hibernation mode automatically in either of the following conditions If a hibernation time has been set on the timer and if the user does not do any operation with the tablet the hard disk drive the parallel connector or the diskette drive within that time If the timer conditions are satisfied in suspend mode Wh...

Page 31: ... Processor Nvidia Tegra2 T20 1 0GHzl Core Chipset SOC Graphic memory chip Intel Intergrated Display 10 1W LED backlight 1280x800 pixels 300 nit Standard memory LPDDR2 600MHz 1GB on board Solid State Drive 16G 32G OS and data storage on board Optical drive N A I O port USB 2 0 port 1 MicroSD slot 1 Combo audio jack 1 Microphone hole 1 Speaker 2 HDMI port 1 MODEM slot N A Audio Combo audio jack 1 Vi...

Page 32: ...28 IdeaPad Tablet K1 Hardware Maintenance Manual Table 1 Specifications continued Feature Description Battery 2 cell 27 4WH AC adapter 20V DC 18W Pre installed operating system Android 3 0 ...

Page 33: ...ew 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 Cross section Logic card to plastic Turn an additional 180 after the screw head touches the surface of the logic card more than 180 Cross section Torque driver If you have ...

Page 34: ...as given by the arrow in the figure 7 To put the 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 46 8 When replacing an FRU use the correct screw as shown in the procedures DANGER Before removing any FRU turn off the computer unplug all power cords from elect...

Page 35: ...aPad Tablet K1 1010 Base cover Figure 1 Removal steps of base cover Remove the base cover in the direction shown by arrows 1 2 2 1 Note Turn off the tablet first Otherwise it may cause permanent damage to the tablet ...

Page 36: ...ly the following label The following labels need to be peeled off from the old base cover and need to be put on the new base cover a 3G Label b Rating Label For some models you also need to apply one or two FCC labels Check the old base cover if it has one or two FCC labels find duplicates of them in the label kit and apply them to the new base cover For the location of each label refer to the fol...

Page 37: ...ts list for your computer Any other battery could ignite or explode Figure 2 Removal steps of battery pack Remove four screws 1 Disconnect the connector in the direction shown by arrow 2 1 1 1 1 2 Step Screw quantity Color Torque 1 M4 5 x 3 mm flat head nylon coated 4 Silver 1 5 2 0 kg cm Remove the battery pack in the direction shown by arrow 3 3 ...

Page 38: ...020 Battery pack on page 33 Figure 3 Removal steps of middle cover Remove four screws 1 and two screws 2 Remove the middle cover in the direction shown by arrow 3 1 1 1 1 2 2 Step Screw quantity Color Torque 1 M4 5 x 5 mm flat head nylon coated 4 Silver 1 5 2 0 kg cm 2 M3 7 x 3 5 mm flat head nylon coated 2 Silver 1 5 2 0 kg cm 3 3 3 ...

Page 39: ...er on page 31 1020 Battery pack on page 33 1030 Middle cover on page 34 Figure 4 Removal steps of docking bracker Remove two screws 1 and then remove the docking bracker in the direction shown by arrow 2 1 1 2 Step Screw quantity Color Torque 1 M4 5 x 3 mm flat head nylon coated 2 Silver 1 5 2 0 kg cm ...

Page 40: ...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 For access remove these FRUs in order 1010 Base cover on page 31 1020 Battery pack on page 33 1030 Middle cover on page 34 1040 Docking bracket on page 35 Figure 5 Removal steps of system board Det...

Page 41: ...system board continued 4 4 4 4 4 When installing Make sure that all the connectors are attached firmly Step Screw quantity Color Torque 4 M4 5 x 3 mm flat head nylon coated 5 Silver 1 5 2 0 kg cm Remove the system board in the direction shown by arrow 5 5 ...

Page 42: ...0 Battery pack on page 33 1030 Middle cover on page 34 1040 Docking bracket on page 35 1050 System board on page 36 Figure 6 Removal steps of Switch board SD board and HDMI board Remove two screws 1 then remove the switch board in the direction shown by arrow 2 1 1 2 Step Screw quantity Color Torque 1 M4 5 x 3 mm flat head nylon coated 2 Silver 1 5 2 0 kg cm ...

Page 43: ...ews 3 then remove the SD board in the direction shown by arrow 4 3 4 3 Remove two screws 5 then remove the SD board bracket in the direction shown by arrow 6 5 5 6 Step Screw quantity Color Torque 3 M4 5 x 3 mm flat head nylon coated 2 Silver 1 5 2 0 kg cm 5 M4 5 x 3 mm flat head nylon coated 2 Silver 1 5 2 0 kg cm ...

Page 44: ...gure 6 Removal steps of Switch board SD board and HDMI board continued Remove two screws 7 then remove the docking board in the direction shown by arrow 8 7 8 7 Step Screw quantity Color Torque 7 M4 5 x 3 mm flat head nylon coated 2 Silver 1 5 2 0 kg cm ...

Page 45: ...Base cover on page 31 1020 Battery pack on page 33 1030 Middle cover on page 34 1040 Docking bracket on page 35 1050 System board on page 36 1060 Switch board SD board and HDMI board on page 38 Figure 7 Removal steps of Speaker Remove the speaker in the direction shown by arrows 1 1 1 ...

Page 46: ...ing bracket on page 35 1050 System board on page 36 1060 Switch board SD board and HDMI board on page 38 1070 Speaker on page 41 Figure 8 Removal steps of optical finger navigation OFN module Remove two screws 1 and then remove the optical finger navigation OFN module bracket and the module in the direction shown by arrow 2 2 1 1 Step Screw quantity Color Torque 1 M4 5 x 3 mm flat head nylon coate...

Page 47: ...ge 35 1050 System board on page 36 1060 Switch board SD board and HDMI board on page 38 1070 Speaker on page 41 1080 Optical finger navigation OFN module on page 42 Figure 9 Removal steps of panel support bracket Remove two screws 1 then remove the panel support bracket in the direction shown by arrow 2 1 2 2 1 Step Screw quantity Color Torque 1 M4 5 x 5 mm flat head nylon coated 2 Silver 1 5 2 0 ...

Page 48: ...aker on page 41 1080 Optical finger navigation OFN module on page 42 1090 Panel support bracket on page 43 Figure 10 Removal steps of integrated camera Note Remove one screw 1 and then remove the integrated camera from the LCD cover in the direction shown by arrow 2 1 2 Step Screw quantity Color Torque 1 M4 5 x 3 mm flat head nylon coated 1 Silver 1 5 2 0 kg cm When installing Stick the integrated...

Page 49: ...nger navigation OFN module on page 42 1090 Panel support bracket on page 43 Figure 13 Removal steps of antenna assembly Peel off the adhesive tapes securing the antenna boards and then remove the antenna assembly in the direction shown by arrows 1 1 When installing Route the antenna cables along the cable guides and secure the antenna boards with adhesive tapes As you route the cables make sure th...

Page 50: ...Hardware Maintenance Manual Locations Front view and Right side view 1 Integrated camera 2 Wireless module antennas Select models only 3 OFN button 4 Data power jack 5 Earphone Microphone jack 6 Micro HDMI port 1 2 3 4 5 6 ...

Page 51: ...47 Lenovo IdeaPad Tablet K1 Bottom and Left side view 1 Integrated camera 2 Built in microphone 3 Power button 4 Volume button 5 Screen rotation lock 6 Micro SD slot 3 2 4 5 6 1 ...

Page 52: ...ce Manual Parts list This section presents the following service parts Overall on page 49 Miscellaneous parts on page 51 AC adapters on page 52 Notes Each FRU is available for all types or models unless specific types or models are specified ...

Page 53: ...49 Lenovo IdeaPad Tablet K1 Overall a b c i d 6 7 f 8 h 12 1 2 4 5 e 9 3 10 g 11 13 ...

Page 54: ...WITCH BOARD W FFC 31050829 8 PQXU2 SD BOARD 31050830 9 PQXU2 HDMI BOARD 31050832 10 PQXU2 MB W WIFI BT 3G 32G 11013782 10 PQXU2 MB W WIFI BT GPS 32G 11013783 11 PQXU2 LCD COVER FRAME SILVER FOR 3G 31050823 11 PQXU2 LCD COVER FRAME SILVER FOR NO 3G 31050824 11 PQXU2 LCD COVER FRAME GRAY FOR 3G 31050827 11 PQXU2 LCD COVER FRAME GRAY FOR NO 3G 31050828 12 Battery U1 Slate Battery 2S1P 7 4V 27 38Wh U1...

Page 55: ...1 G LOCK BUTTON GARY c PQXU1 G LOCK BUTTON SILVER d PQXU2 LCD PANEL SUPPORT BRACKET e PQXU1 OFN MODULE BRACKET f PQXU2 SD BOARD BRACKET g PQXU1 DOCKING BRACKET h PQXU2 SD CARD LATCH 31047866 31047867 31047868 31047869 31047870 31047871 31050836 31047877 31050833 31047876 31050835 Cable miscellaneous parts i PQXU2 TOUCH SCREEN CABLE Note Italicized letters in parentheses are references to the explo...

Page 56: ...00003 AC Adapter 30 pin 12V 18W AC ADAP DELTA EAPD 18SB CA 12V1 5A EU Europe Denmark Switzerland Italy Israel 36002019 AC Adapter 30 pin 12V 18W Delta ADP 18AW AA 12V1 5A China 36200004 AC Adapter 30 pin 12V 18W Delta ADP 18AW JA 12V1 5A Argentina 36200011 AC Adapter 30 pin 12V 18W Delta ADP 18AW KA 12V1 5A Brazil 36200012 AC Adapter 30 pin 12V 18W Delta ADP 18AW BA 12V1 5A US Canada Japan Taiwan ...

Page 57: ...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 inten...

Page 58: ... 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 OneKey Microsoft and Windows are trademarks of Microsoft Corporation in the United States other countries ...

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