Lenovo ThinkPad X131e Chromebook Hardware Maintenance Manual

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Hardware Maintenance Manual
ThinkPad X131e Chromebook

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    Hardware Maintenance Manual ThinkPad X131e Chromebook...

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    Appendix A “Notices” on page 53. First Edition (March 2013) © Copyright Lenovo 2013. 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

    Trademarks ....Locating computer controls, connectors, and indicators....© Copyright Lenovo 2013...

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    Hardware Maintenance Manual...

  • Page 5: About This Manual

    ® This manual contains service and reference information for the following ThinkPad products. ThinkPad X131e Chromebook Machine type (MT) 6283 Use this manual along with the advanced diagnostic tests to troubleshoot problems. Important: This manual is intended only for trained service technicians who are familiar with ThinkPad products.

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    Hardware Maintenance Manual...

  • Page 7: Chapter 1. Safety Information, General Safety, Electrical Safety

    • Fan louvers on the machine help to prevent overheating of internal components. Do not obstruct fan louvers or cover them with labels or stickers. Electrical safety Observe the following rules when working on electrical equipment. © Copyright Lenovo 2013...

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    Important: • 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, Handling Devices That Are Sensitive To Electrostatic Discharge

    0.1 ohm or less between the external ground pin and the frame ground. b. The power cord should be the authorized type specified for your computer on the Web page http://www.lenovo.com/serviceparts-lookup. c. Insulation must not be frayed or worn.

  • Page 10: Grounding Requirements, Safety Notices

    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.

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    DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...

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    Hardware Maintenance Manual...

  • Page 13: Chapter 2. General Checkout, What To Do First

    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 © Copyright Lenovo 2013...

  • Page 14: Power System Checkout, Checking The Ac Power Adapter

    • 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 •...

  • Page 15: Checking Operational Charging, Checking The Battery Pack

    Checking operational charging To check whether the battery pack charges properly during operation, do the following: Note: Before you begin, install a discharged battery pack or a battery pack that has less than 50% of the total power remaining in the computer. 1.

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    Hardware Maintenance Manual...

  • Page 17: Chapter 3. Important Service Information, Power Management, Symptom-to-fru Index

    ® • Advise customers to contact the Lenovo Customer Support Center if they need any assistance. Telephone numbers for Lenovo Support are available at: http://www.lenovo.com/support/phone • System disassembly and reassembly videos that show the FRU removal or replacement procedures for the Lenovo authorized service technicians are available at: http://www.lenovoservicetraining.com/ion/...

  • Page 18: Lcd-related Symptoms, Intermittent Problems, Undetermined Problems

    LCD technology, but excessive pixel problems can cause viewing concerns. If the LCD you are servicing has two or less visible defective pixels, it should not be considered faulty. However, if the LCD has three or more visible defective pixels, it will be deemed as defective by Lenovo and it should be replaced. Notes: •...

  • Page 19: Strategies For Replacing Frus, Strategy For Replacing Frus For Gav, Fru Identification For Gav Products

    1829-F1U. • PEW can be accessed at the following Web site: http://www.lenovo.com/support/site.wss/document.do?lndocid=LOOK-WARNTY Select Warranty lookup. Input the MT and the Serial number and the list of key commodities will be returned in the PEW record under COMPONENT INFORMATION.

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    (this is the same record found in PEW). eSupport can be accessed at http://www.lenovo.com/support. To view the warranty status of the key commodities on your computer, do the following: 1.

  • Page 21: Chapter 4. Status Indicators

    • Slow blinking red: The computer is in sleep mode. • Off: The computer is off. Wireless status • Green: The wireless LAN or Bluetooth feature is enabled. indicator • Off: The wireless features are disabled. © Copyright Lenovo 2013...

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    Hardware Maintenance Manual...

  • Page 23: Chapter 5. Special Keys

    To customize the Search key, click the status area in the lower-right corner of the screen, then go to Settings ➙ Device ➙ Keyboard settings. Customize the Search key as desired. Opens help information for the keyboard. © Copyright Lenovo 2013...

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    Hardware Maintenance Manual...

  • Page 25: Chapter 6. Locations, Locating Computer Controls, Connectors, And Indicators, Copyright Lenovo, Front View

    TrackPoint pointing stick ® USB 2.0 connector UltraNav pointing device HDMI connector Microphone Media card reader slot Power button System status indicator : For more information, see Chapter 4 “Status indicators” on page 15. © Copyright Lenovo 2013...

  • Page 26: Rear View, Bottom View, Locating Frus And Crus

    Rear view System status indicator USB 3.0 connectors Wireless status indicator Fan louver Combo audio connector Video graphics array (VGA) connector RJ45 Ethernet connector : For more information, see Chapter 4 “Status indicators” on page 15. Bottom view Battery pack Bottom slot cover Battery pack latches Speaker...

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    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 can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at http://www.lenovo.com/support.

  • Page 28: Major Frus And Crus

    Major FRUs and CRUs Table 3. Major FRUs and CRUs FRU description Self-service CRU Optional-service LCD unit (See “LCD FRUs and CRUs” on page 24.) Keyboard bezel assembly I/O board Hardware Maintenance Manual...

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    Table 3. Major FRUs and CRUs (continued) FRU description Self-service CRU Optional-service Battery Base cover assembly DC-in cable assembly Bottom slot cover PCI Express Mini Card for wireless LAN mSATA solid-state drive Memory module Speaker assembly CRT board assembly System board Thermal fan assembly Microphone Keyboard...

  • Page 30: Lcd Frus And Crus

    LCD FRUs and CRUs Table 4. LCD FRUs and CRUs FRU description Self-service CRU Optional-service LCD screw caps LCD bezel assembly Camera Antenna kit Hinges LCD rear cover assembly Hardware Maintenance Manual...

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    Table 4. LCD FRUs and CRUs (continued) FRU description Self-service CRU Optional-service Camera cable LCD cable LCD panel Chapter 6 Locations...

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    Hardware Maintenance Manual...

  • Page 33: General Guidelines

    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 can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at http://www.lenovo.com/support.

  • Page 34: Screw Notices, Battery Pack

    Do the following when you service this machine: • Keep the screw kit in your tool bag. For the part number of the screw kit, go to http://www.lenovo.com/serviceparts-lookup. • It is recommended to use new screws. • It is recommended to use each screw only once.

  • Page 35: Bottom Slot Cover

    Removal steps of battery pack DANGER Use only the authorized battery specified for your computer. Any other battery could ignite or explode. When installing: Ensure that the battery latch is in the locked position. 1020 Bottom slot cover For access, remove this FRU: •...

  • Page 36: Memory Modules

    1030 Memory modules For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 Hardware Maintenance Manual...

  • Page 37: Pci Express Mini Card For Wireless Lan

    Removal steps of memory modules When installing: Note: If only one memory module is to be installed on the computer you are servicing, installed it in SLOT , not in SLOT Insert the notched end of the memory module into the slot. Press the memory module firmly, and pivot it until it snaps into place.

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    Removal steps of PCI Express Mini Card for wireless LAN In step , unplug the connectors by using the removal tool antenna RF connector. If the removal tool is not available, pick the connectors with your fingers and gently unplug them. Step Screw (quantity) Color...

  • Page 39: Msata Solid-state Drive

    1050 mSATA solid-state drive For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 Removal steps of mSATA solid-state drive Attention: • Do not drop the drive or apply any physical shock to it. The drive is sensitive to physical shock. Improper handling can cause damage and permanent loss of data.

  • Page 40: Keyboard

    1060 Keyboard For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 Removal steps of keyboard When installing: Ensure that the screws have been fastened to secure the keyboard. Torque Step Screw (quantity)

  • Page 41

    Chapter 7 Removing or replacing a FRU...

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    Installation steps of keyboard To install the keyboard, do the following: 1. Attach the connectors. 2. Attach the keyboard and ensure that the hooks on the front edge of the keyboard are under the frame. 3. When the front edge of the keyboard is housed firmly, gently press the keys with your fingers and slide the keyboard toward you until the keyboard is in place.

  • Page 43: Keyboard Bezel Assembly

    4. Secure the keyboard by tightening the screws from the bottom side of the computer. 1070 Keyboard bezel assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 •...

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    When installing: Ensure that the connectors are attached firmly. Torque Step Screw (quantity) Color M2 × 5 mm, wafer-head, nylon-coated (3) Black 0.181 Nm (1.85 kgf-cm) In step , release the keyboard bezel assembly from the frame as shown in the following illustration using a plastic pry tool, and remove the keyboard bezel assembly in the direction shown by the arrow When installing: Ensure that all the projections of the keyboard bezel assembly are attached firmly to the guide holes of the base cover.

  • Page 45: Microphone, Speaker Assembly

    1080 Microphone For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 • “1060 Keyboard” on page 34 • “1070 Keyboard bezel assembly” on page 37 Removal steps of microphone 1090 Speaker assembly For access, remove these FRUs in order: •...

  • Page 46: I/o Board

    Removal steps of speaker assembly Step Screw (quantity) Color Torque Black 0.181 Nm M2 × 5.5 mm, shoulder screw, nylon-coated (4) (1.85 kgf-cm) When installing: Attach the speaker assembly and route the cable as shown in the following illustration, and ensure that the speaker connector is attached firmly.

  • Page 47: Crt Board Assembly (with Cable)

    Removal steps of I/O board Step Screw (quantity) Color Torque M2 × 3 mm, wafer-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connector is attached firmly. 1110 CRT board assembly (with cable) For access, remove these FRUs in order: •...

  • Page 48: System Board Assembly And Thermal Fan Assembly

    Removal steps of CRT board assembly Torque Step Screw (quantity) Color M2 × 3 mm, wafer-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connector is attached firmly to the system board. 1120 System board assembly and thermal fan assembly Important notices for handling the system board: Some components mounted on a system board are very sensitive.

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    • “1040 PCI Express Mini Card for wireless LAN” on page 31 • “1050 mSATA solid-state drive” on page 33 • “1060 Keyboard” on page 34 • “1070 Keyboard bezel assembly” on page 37 Removal steps of system board When installing: Ensure that the connectors are attached firmly to the system board. Step Screw (quantity) Color...

  • Page 50: Dc-in Cable And Base Cover Assembly

    When installing: Ensure that the connector is attached firmly. Removal steps of thermal fan assembly Loosen the screws in ascending alphabetic order as illustrated, but do not remove them. When installing: Ensure that the connectors are attached firmly. 1130 DC-in cable and base cover assembly For access, remove these FRUs in order: •...

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    • “1120 System board assembly and thermal fan assembly” on page 42 • “2010 LCD unit” on page 46 Removal steps of DC-in cable Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds, including but not limited to those described in this topic.

  • Page 52: Lcd Unit

    Note: If the base cover has two FCC labels, apply both to the new base cover. 2010 LCD unit For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 •...

  • Page 53: Lcd Bezel Assembly

    Step Screw (quantity) Color Torque Black 0.392 Nm M2.5 × 6 mm, wafer-head, nylon-coated (4) (4 kgf-cm) 2020 LCD bezel assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 •...

  • Page 54: Lcd Panel, Lcd Cable, And Hinges

    • “1120 System board assembly and thermal fan assembly” on page 42 • “2010 LCD unit” on page 46 Removal steps of LCD bezel assembly Step Screw cap Screw (quantity) Color Torque Black 0.181 Nm M2 × 5 mm, wafer-head, nylon-coated (4) (1.85 kgf-cm) When installing: Ensure that all the latches are attached firmly.

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    Removal steps of LCD panel and LCD cable Step Screw (quantity) Color Torque M1.7 × 3 mm, wafer-head, nylon-coated (4) Silver 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connectors are attached firmly. Removal steps of hinges Step Screw (quantity) Color Torque M2 ×...

  • Page 56: Camera And Camera Cable

    2040 Camera and camera cable For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 • “1040 PCI Express Mini Card for wireless LAN” on page 31 • “1060 Keyboard”...

  • Page 57: Antenna Kit And Lcd Rear Cover Assembly

    2050 Antenna kit and LCD rear cover assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 • “1040 PCI Express Mini Card for wireless LAN” on page 31 •...

  • Page 58

    Cable routing: When you install the antenna kit, route the cables as shown in the following illustration. As you route the cables, ensure that they are not subject to any tension. Tension could cause the cables to be damaged by the cable guides, or a wire to be broken. Wireless LAN AUX antenna (black) Wireless LAN MAIN antenna (gray) Hardware Maintenance Manual...

  • Page 59: Appendix A. Notices

    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 60: Electronic Emission Notices, Trademarks

    Electronic emission notices For electronic emission information on Class B digital devices, refer to the corresponding information in the User Guide. Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Lenovo ThinkPad TrackPoint UltraNav Chromebook and Chrome OS are trademarks of Google Inc.

  • Page 62

    Part Number: 0C10473 Printed in China (1P) P/N: 0C10473 *1P0C10473*...

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