Lenovo ThinkPad Tablet 1838 Hardware Maintenance Manual
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Lenovo ThinkPad Tablet 1838 Hardware Maintenance Manual

Lenovo ThinkPad Tablet 1838 Hardware Maintenance Manual

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Summary of Contents for Lenovo ThinkPad Tablet 1838

  • Page 1 Hardware Maintenance Manual ThinkPad Tablet...
  • Page 2 “Notices” on page 59. Second Edition (September 2011) © Copyright Lenovo 2011. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925.

  • Page 3: Table Of Contents

    Screen blank mode ... Trademarks ....Wireless network disconnect policy..ThinkPad Tablet Recovery Console ..© Copyright Lenovo 2011...
  • Page 4 Hardware Maintenance Manual...

  • Page 5: About This Manual

    • Before servicing a ThinkPad product, be sure to read all the information under Chapter 1 “Safety information” on page 1 and Chapter 2 “Important service information” on page 19. © Copyright Lenovo 2011...
  • Page 6 Hardware Maintenance Manual...

  • Page 7: Chapter 1. Safety Information

    • After service, reinstall all safety shields, guards, labels, and ground wires. Replace any safety device that is worn or defective. • Reinstall other parts that you have removed. Electrical safety Observe the following rules when working on electrical equipment. Important: © Copyright Lenovo 2011...
  • Page 8 • Use only approved tools and test equipment. Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents. • Many customers have, near their equipment, rubber floor mats that contain small conductive fibers to decrease electrostatic discharges.

  • Page 9: Safety Inspection Guide

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

  • Page 10: Grounding Requirements

    1. Use product-specific ESD procedures when they exceed the requirements noted here. 2. Make sure that the ESD protective 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. •...
  • Page 11 DANGER DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 12 DANGER Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO Hardware Maintenance Manual...
  • Page 15 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER VORSICHT VORSICHT Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 Hardware Maintenance Manual...

  • Page 25: Chapter 2. Important Service Information

    – “FRU identification for CTO, CMV, and GAV products” on page 20 Important: • Advise customers to access http://www.lenovo.com/support to view the software fixes and driver ® downloads for the tablet. To install them, advise customers to call the Lenovo Customer Support Center.

  • Page 26: Strategy For Replacing Frus For Cto, Cmv, And Gav

    Dynamic Configure To Order (CTO) This provides the ability for a customer to configure a Lenovo solution from an eSite, and have this configuration sent to fulfillment, where it is built and shipped directly to the customer. The machine label, Product Entitlement Warehouse (PEW), eSupport, and the HMM will load these products as the 4-digit MT and 3-digit model, where model = “CTO”...
  • Page 27 • eSupport can be used to view the list of key commodities built in a particular machine serial (this is the same record found in PEW). • eSupport can be accessed at the following Web site: http://support.lenovo.com • To view the key commodities, do the following: 1. Click Products & Service Warranty.
  • Page 28 Hardware Maintenance Manual...

  • Page 29: Chapter 3. General Checkout

    Before checking problems with the tablet, 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 © Copyright Lenovo 2011...

  • Page 30: Power System Checkout

    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. Hardware Maintenance Manual...

  • Page 31: Checking The Thinkpad Tablet Ac Charger

    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. – Touch the application icon from the action bar and then touch Settings. The Android Settings screen is displayed.
  • Page 32 Hardware Maintenance Manual...

  • Page 33: Chapter 4. Related Service Information

    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. • Touch the application icon from the action bar and then touch Settings. The Android Settings screen is displayed.

  • Page 34: Enabling The Screen Unlock Function

    Google or other e-mail account settings, system and application data and settings, and downloaded applications. • For other unlock modes, if you forget the password, PIN, or pattern, contact Lenovo support for system reset.After 10 times of incorrect password, PIN, or pattern input, the tablet will reset itself to the factory default settings.

  • Page 35: Disabling The Screen Lock Function

    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. • Touch the application icon from the action bar and then touch Settings. The Android Settings screen is displayed.

  • Page 36: Wireless Network Disconnect Policy

    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. • Touch the application icon from the action bar and then touch Settings. The Android Settings screen is displayed.

  • Page 37: Copyright Lenovo

    Go back to the previous screen Speaker mute Speaker volume down Speaker volume up Microphone mute Open the main Home screen View notifications from Lenovo Open the Android Settings screen Lock the screen Zoom in Zoom out Go to the previous track or scene...
  • Page 38 Hardware Maintenance Manual...

  • Page 39: Chapter 6. Fru Replacement Notices

    CRU; and (2) you may be charged for the replacement CRU if Lenovo does not receive the defective part within thirty (30) days of your receipt of the replacement CRU. See your Lenovo Limited Warranty documentation for full details.

  • Page 40: Retaining Serial Numbers, Mtm, Uuid, And Asset Id

    Retaining serial numbers, MTM, UUID, and Asset ID Instructions for retaining serial numbers, MTM, UUID, or asset ID can be found at the following Web site: http://support.lenovo.com/en_US/research/hints-or-tips/detail.page?DocID=HT052584 The Serial Number Update Utility (APK) can be found at the following Web site: http://support.lenovo.com/en_US/downloads/detail.page?DocID=DS020605...

  • Page 41: Chapter 7. Removing And Replacing A Fru

    CRU; and (2) you may be charged for the replacement CRU if Lenovo does not receive the defective part within thirty (30) days of your receipt of the replacement CRU. See your Lenovo Limited Warranty documentation for full details.

  • Page 42: 1010 Thinkpad Tablet Pen

    Note: Before removing the SIM card, disconnect the power supply of the internal battery by pressing the emergency reset button inside the emergency reset hole using a straightened paper clip. After you finish the servicing, make sure that you insert the card back into the slot firmly. 1010 ThinkPad Tablet Pen Removal steps of ThinkPad Tablet Pen 1020 Front-facing camera, rear-facing camera assembly, and internal...
  • Page 43 • “1010 ThinkPad Tablet Pen” on page 36 Removal steps of front-facing camera, rear-facing camera assembly, and internal battery DANGER Use only the battery specified in the parts list for the tablet. Any other battery could ignite or explode. Note: Before removing the front-facing camera, rear-facing camera assembly, and internal battery, disconnect the power supply of the internal battery by pressing the emergency reset button inside the emergency reset hole using a straightened paper clip.
  • Page 44 Insert a nipper into the gap between the LCD module assembly and the base cover and then detach the hooks between the LCD module assembly and the base cover. When installing: Make sure that the connector is attached firmly to the system board. Step Screw (quantity) Color...
  • Page 45 When installing: Make sure that the connector is attached firmly to the system board. Torque Step Screw (quantity) Color M2 × 4 mm, flat-head, nylon-coated (1) Silver 0.181 Nm (1.85 kgfcm) Step Screw (quantity) Color Torque M2 × 4 mm, flat-head, nylon-coated (3) Silver 0.181 Nm (1.85 kgfcm)

  • Page 46: 1030 Speaker Assembly

    When installing: Make sure that the battery connector is attached firmly to the system board. 1030 Speaker assembly For access, remove these FRUs in order: • “1010 ThinkPad Tablet Pen” on page 36 • “1020 Front-facing camera, rear-facing camera assembly, and internal battery” on page 36 Hardware Maintenance Manual...

  • Page 47: 1040 Pci Express Mini Card For Wireless Wan

    Removal steps of speaker assembly Step Screw (quantity) Color Torque Black 0.181 Nm M2 × 3 mm, flat-head, nylon-coated (1) (1.85 kgfcm) When installing: Make sure that the connector is attached firmly to the system board. 1040 PCI Express Mini Card for wireless WAN For access, remove these FRUs in order: •...

  • Page 48: 1050 Pci Express Mini Card For Wireless Lan And Bluetooth Combo Card

    Step Screw (quantity) Color Torque M2 × 3 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgfcm) When installing: When you install the card, plug the red cable into the jack labeled MAIN on the card, and the blue cable into the jack labeled AUX. 1050 PCI Express Mini Card for wireless LAN and Bluetooth combo card For access, remove these FRUs in order: •...
  • Page 49 • “1020 Front-facing camera, rear-facing camera assembly, and internal battery” on page 36 Removal steps of PCI Express Mini Card for wireless LAN and Bluetooth combo card In step , unplug the jacks by using the removal tool antenna RF connector (P/N: 08K7159) or pick the connectors with your fingers and gently unplug them in the direction of the arrows.

  • Page 50: 1060 Lcd Module Assembly

    When installing: Plug the gray cable into the jack marked MAIN or M, and the black cable into the jack marked AUX or A on the card. Note: In models with a wireless LAN card that has three antenna connectors, plug the gray cable (MAIN) into the jack marked TR1, the white cable (third) into the jack marked RO or TR3, and the black cable (AUX) into the jack marked TR2 on the card.

  • Page 51: 1070 Button Board

    1070 Button board For access, remove these FRUs in order: • “1010 ThinkPad Tablet Pen” on page 36 • “1020 Front-facing camera, rear-facing camera assembly, and internal battery” on page 36 • “1060 LCD module assembly” on page 44 Removal steps of button board Step Screw (quantity) Color...

  • Page 52: 1090 System Board, Base Cover, And Lcd Cable

    Removal steps of microphone assembly Detach the wireless WAN antenna assembly in the direction as shown by the arrow When installing: Make sure that the connector is attached firmly to the system board. 1090 System board, base cover, and LCD cable For access, remove these FRUs in order: •...
  • Page 53 • “1020 Front-facing camera, rear-facing camera assembly, and internal battery” on page 36 • “1030 Speaker assembly” on page 40 • “1040 PCI Express Mini Card for wireless WAN” on page 41 • “1050 PCI Express Mini Card for wireless LAN and Bluetooth combo card” on page 42 Removal steps of system board and base cover In step , unplug the jack by using the removal tool antenna RF connector (P/N: 08K7159) or pick the...
  • Page 54 China Wireless WAN label (for models with Huawei Indonesia Postel Wireless LAN/Bluetooth label EM660 card) Wireless WAN MAC address label Indonesia Postel 3G label GEO label (for China) For the location of each label, refer to the following figure: Removal steps of LCD cable When installing: Make sure that the LCD cable is attached firmly to the system board.

  • Page 55: Chapter 8. Locating The Controls And Hardware Components

    Mini HDMI connector Ambient light sensor Micro-USB connector Front-facing camera ThinkPad Tablet Dock connector Multi-touch display Home button SIM card slot Emergency reset hole Back button 3-in-1 media card reader Browser button USB connector Screen rotation lock button © Copyright Lenovo 2011...
  • Page 56 Hardware Maintenance Manual...

  • Page 57: Chapter 9. Parts List

    CRU, Lenovo will ship the CRU to you. CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request. You may find a list of CRUs in the publications that ship with your product or at http://www.lenovo.com/CRUs. You may be required to return the defective part that is replaced by the CRU.

  • Page 58: Overall

    Overall Hardware Maintenance Manual...
  • Page 59 Integrated Mobile Broadband (F5521gw) 60Y3289 • 1838-CTO, 2Bx, 2Cx, 2Dx, 2Ex, 2Fx, 2Gx, 2Mx, 2Nx, 2Px, 3Hx, 3Jx, 3Kx, 3Lx, 3Mx, 3Nx, 3Px, 3Qx, 3Rx, 3Sx, 3Tx, 3Ux, 3Vx, 3Wx, 3Xx, 3Yx, 3Zx, 42x, 43x, 44x, 45x, 46x, 47x, 48x, 49x, 4Ax, 4Bx, 4Cx, 4Dx, 4Ex, 4Jx, 4Kx, 4Lx, 4Wx, 4Xx, 4Yx, 4Zx, 52x, 5Gx, 5Hx, 5Jx, 5Kx, 5Lx, 5Mx, 5Nx •...
  • Page 60 System board assembly, 32 GB eMMC, 1 GB memory, Non-DRM, China 04W3407 N • 1838-CTO, 25x, 26x, 2Jx, 2Tx, 39x, 3Ax, 3Bx, 3Cx, 3Rx, 3Sx, 3Tx, 3Ux, 3Vx, 3Wx, 3Xx, 3Yx • 1839-CTO, 25x, 26x, 2Yx, 2Zx, 32x, 39x, 3Ax, 3Bx...

  • Page 61: Thinkpad Tablet Keyboard Folio Case Op

    For the following models, a ThinkPad Tablet Keyboard Folio Case can be ordered separately from Lenovo. • 1838-CTO, 24x, 26x, 29x, 2Ax, 2Hx, 2Jx, 2Kx, 2Tx, 2Ux, 2Xx, 2Zx, 32x, 34x, 36x, 38x, 3Cx, 3Ex, 3Gx, 3Kx, 3Mx, 3Px, 3Qx, 3Tx, 3Vx, 3Xx, 3Yx, 43x, 45x, 47x, 48x, 49x, 4Ax, 4Bx, 4Cx, 4Dx, 4Ex...

  • Page 62: Miscellaneous Parts

    • 1839-CTO, 24x, 26x, 2Cx, 2Dx, 2Fx, 2Gx, 2Hx, 2Jx, 2Kx, 2Lx, 2Nx, 2Qx, 2Tx, 2Wx, 2Zx, 34x, 37x, 3Ax, 3Dx, 3Fx, 3Gx Table 3. Parts list - ThinkPad Tablet Keyboard Folio Case Language CRU ID Arabic 04W2159 Brazilian Portuguese 04W2180 Canadian French (058) 04W2158...

  • Page 63: Thinkpad Tablet Ac Charger

    For the following models, an ac power adapter can be ordered separately from Lenovo for a specific country or region. • 1838-CTO, 28x, 29x, 2Ax, 2Hx, 2Jx, 2Kx, 2Wx, 2Yx, 2Zx, 32x, 35x, 37x, 38x, 3Ax, 3Bx, 3Cx, 3Fx, 3Gx, 3Lx, 3Nx, 3Px, 3Qx, 3Ux, 3Wx, 3Xx, 3Yx, 44x, 46x, 47x, 48x, 49x •...

  • Page 64: Micro-Usb Cable

    For the following models, a ThinkPad Tablet Dock power cord cable can be ordered separately from Lenovo for a specific country or region. • 1838-CTO, 28x, 29x, 2Ax, 2Hx, 2Jx, 2Kx, 2Wx, 2Yx, 2Zx, 32x, 35x, 37x, 38x, 3Ax, 3Bx, 3Cx, 3Fx, 3Gx, 3Lx, 3Nx, 3Px, 3Qx, 3Ux, 3Wx, 3Xx, 3Yx, 44x, 46x, 47x, 48x, 49x •...

  • Page 65: Common Service Tools

    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.

  • Page 66: Electronic Emission Notices

    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.
  • Page 68 Part Number: 0A96158_01 Printed in (1P) P/N: 0A96158_01 *0A96158_01*...

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