Lenovo ThinkPad S431 Hardware Maintenance Manual
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Lenovo ThinkPad S431 Hardware Maintenance Manual

Lenovo ThinkPad S431 Hardware Maintenance Manual

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Summary of Contents for Lenovo ThinkPad S431

  • Page 1 Hardware Maintenance Manual ThinkPad S431...
  • Page 2 Appendix A “Notices” on page 97. First edition (June 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

    Checkout guide ....Locating computer controls, connectors, and Lenovo Solution Center ..indicators....
  • Page 4 Disabling the built-in battery ..1160 Thermal sensor ... . 1010 Lenovo OneLink connector cover ..1170 Audio, HDMI, and USB sub card ..

  • 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 21. © Copyright Lenovo 2013...
  • Page 6 Hardware Maintenance Manual...

  • Page 7: Chapter 1. Safety Information

    • Reinstall all covers correctly before returning the machine to the customer. • Fan louvers on the machine help to prevent overheating of internal components. Do not obstruct fan louvers or cover them with labels or stickers. © Copyright Lenovo 2013...

  • Page 8: Electrical Safety

    Electrical safety Observe the following rules when working on electrical equipment. 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

    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. Go to: http://www.lenovo.com/serviceparts-lookup. c. Insulation must not be frayed or worn. 4. Check for cracked or bulging batteries.

  • Page 10: Grounding Requirements

    1. Use product-specific ESD procedures when they exceed the requirements noted here. 2. Ensure 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 Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO PERIGO Hardware Maintenance Manual...
  • Page 15 PERIGO PERIGO DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER DANGER DANGER VORSICHT Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 VORSICHT VORSICHT VORSICHT 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 1 Safety information...
  • Page 26 Hardware Maintenance Manual...

  • Page 27: Chapter 2. Important Service Information

    The mSATA solid-state drive is designed and developed for “cache” function purpose only. • Advise customers to contact the Lenovo Customer Support Center if they need any assistance in obtaining or installing any software fixes, drivers, and UEFI BIOS downloads. Telephone numbers for Lenovo Support are available at: http://www.lenovo.com/support/phone...

  • Page 28: Strategy For Replacing A Hard Disk Drive

    Dynamic Configure To Order (CTO) model This model provides the ability for a customer to configure a Lenovo solution from a Web site, and have this configuration sent to fulfillment, where it is built and shipped directly to the customer. The machine label, iBase, and eSupport will load these products as the 4-character MT, 4-character model, and 2-character country code.

  • Page 29: Fru Identification

    Using iBase iBase is a Lenovo internal Web site that can be used to look for key component FRUs for a specific MTM, including FRU part numbers and FRU descriptions. Only Lenovo authorized technicians have the right to access iBase.
  • Page 30 Note: The FRU list is a general list of components and does not contain specific model information. Hardware Maintenance Manual...

  • Page 31: Chapter 3. General Checkout

    This chapter presents following information: • “What to do first” on page 25 • “Checkout guide” on page 26 – “Lenovo Solution Center” on page 26 – “Quick test programs” on page 26 – “UEFI diagnostic program” on page 27 –...

  • Page 32: Checkout Guide

    The Lenovo Solution Center program is available for download at http://www.lenovo.com/diags. To run the Lenovo Solution Center program, go to Control Panel and click System and Security ➙ Lenovo - System Health and Diagnostics. Then follow the instructions on the screen.

  • Page 33: Uefi Diagnostic Program

    • Microsoft Windows Server 2003 • Microsoft Windows Server 2008 To download and install a quick test program, go to http://www.lenovo.com/diags and follow the instructions on the Web site. To run a test using a quick test program, do the following: 1.

  • Page 34: Power System Checkout

    To create a bootable diagnostic medium, do the following: 1. Go to http://www.lenovo.com/diagnose. 2. Click Lenovo Bootable Diagnostics. 3. Follow the instructions on the Web site to create a bootable diagnostic medium on a USB device or CD. To use the diagnostic medium you have created, do one of the following: •...

  • Page 35: Checking Operational Charging

    See “Checking the battery pack” on page 29. Checking the battery pack This system supports only batteries specially designed for this specific system and manufactured by Lenovo or an authorized builder. The system does not support unauthorized batteries or batteries designed for other systems.
  • Page 36 Wire Voltage (V dc) +2.5 to +3.2 Black Ground • If the voltage is correct, replace the system board. • If the voltage is not correct, replace the backup battery. • If the backup battery discharges quickly after replacement, replace the system board. Hardware Maintenance Manual...

  • Page 37: Chapter 4. Related Service Information

    Service Web site: When the latest maintenance diskette and the system program service diskette become available, they will be posted on http://www.lenovo.com/support. Restoring the factory contents by using the Recovery Disc Set When the main storage drive is replaced because of a failure, no product recovery program is on the new drive.

  • Page 38: Recovery Overview For The Windows 8 Operating System

    Note: The rest of the recovery process is fully automated and no action from you is required. The computer will restart into the Microsoft Windows desktop several times and you might experience periods when no activity is apparent on the screen for several minutes at a time. This is normal. 9.

  • Page 39: Using The Advanced Startup Options

    • To perform a quick format, click Just remove my files to start the process. The process will take several minutes. • To perform a complete format, click Fully clean the drive to start the process. The process will take several hours. 4.

  • Page 40: Passwords

    To create recovery media, do the following: Note: Ensure that your computer is connected to ac power. 1. Move your cursor to the top-right or bottom-right corner of the screen to display the charms, and click Search. 2. Type recovery in the Search field and click Settings. Then click Create a recovery drive. 3.

  • Page 41: Power-On Password

    Attention: If the user HDP has been forgotten, check whether a master HDP has been set. If it has, it can be used for access to the hard disk drive. If no master HDP is available, neither Lenovo nor Lenovo authorized service technicians provide any services to reset either the user or the master HDP, or to recover data from the hard disk drive.

  • Page 42: How To Remove The Hard Disk Password

    HDPs or to recover data from the hard disk drive. To put the system back to operational status, the only Lenovo and Lenovo-authorized service solution would be to replace the hard disk drive or solid-state drive with a scheduled fee.

  • Page 43: Hibernation Mode

    • After a period of inactivity specified in power plan settings • When the battery indicator blinks orange, indicating that the battery power is low To cause the computer to return from sleep mode and resume operation, do one of the following: •...

  • Page 44: Numeric Error Codes

    A numeric error is displayed for each error detected in POST or system operation. In the displays, n can be any number. If no numeric code is displayed, check the narrative descriptions of symptoms. If the symptom is not described there, go to “Intermittent problems” on page 40. Note: For a device not supported by diagnostic codes in the ThinkPad notebook computers, see the manual for that device.

  • Page 45: No-Beep Symptoms

    Unauthorized battery is connected to the system. Press and will not charge. Please replace the battery with the the ESC to continue. correct Lenovo battery for this system. Press the ESC key to continue. This system does not support batteries that are not Unauthorized battery is connected to the system.

  • Page 46: Lcd-Related Symptoms

    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.
  • Page 47 e. memory module on the upper memory slot, if there is one f. Optical disk in the optical drive g. PC Cards 4. Turn on the computer. 5. Determine whether the problem has been solved. 6. If the problem does not recur, reconnect the removed devices one at a time until you find the failing FRU. 7.
  • Page 48 Hardware Maintenance Manual...

  • Page 49: Copyright Lenovo

    Chapter 5. Status indicators This chapter presents the system status indicators that show the status of the computer. © Copyright Lenovo 2013...
  • Page 50 Table 7. Status indicators Indicator Meaning Speaker-muter indicator On: The speakers are muted. Microphone-mute On: The microphones are muted. indicator Camera status indicator On: The camera is in use. System status Blinking three times: The computer is initially connected to power. indicator On: The computer is in use.

  • Page 51: Chapter 6. Special Keys

    Has the same function as the Pause key on a conventional keyboard. Fn+S Has the same function as the SysRq key on a conventional keyboard. Fn+K Has the same function as the ScrLK key on a conventional keyboard. © Copyright Lenovo 2013...
  • Page 52 Hardware Maintenance Manual...

  • Page 53: Chapter 7. Locations

    Media card reader slot Built-in microphones Fingerprint reader Power button System status indicator (illuminated ThinkPad logo) ® Security-lock slot TrackPoint pointing stick USB 3.0 connector ThinkPad trackpad High Definition Multimedia Interface (HDMI) port Fan louvers Combo audio jack © Copyright Lenovo 2013...

  • Page 54: Rear View

    Rear view Always On USB connector (USB 3.0) ac power connector and Lenovo OneLink connector Ethernet connector System status indicator (illuminated ThinkPad logo) Bottom view Bottom cover Emergency reset hole Locating FRUs and CRUs This topic introduces the following service parts: •...
  • Page 55 CRUs, you can either install the CRU yourself or you can request that a Service Provider install the CRU according to the warranty service for your product. If you intend on installing the 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.

  • Page 56: Major Frus And Crus

    Major FRUs and CRUs Description Self-service CRU Optional-service LCD unit Keyboard and Keyboard bezel assembly Thermal sensor Thermal fan assembly System board Hard disk drive with the bracket or solid-state drive with the bracket (depending on the model) Audio, HDMI, and USB sub card Media card reader sub card SD dummy card Speaker assembly...
  • Page 57 Fingerprint reader and fingerprint reader bracket PCI Express Mini card for wireless LAN Memory module Backup battery M.2 solid state drive (NGFF solid state drive ) M.2 transfer sub card (NGFF transfer sub card) Lenovo OneLink connector cover TrackPoint cap Chapter 7 Locations...

  • Page 58: Lcd Frus And Crus

    LCD FRUs and CRUs Description Self-service CRU Optional-service LCD bezel kit Camera and microphone module Hinges Antenna Wireless LAN kit LCD rear cover kit LCD cable LCD panel LCD hinge cap Hardware Maintenance Manual...

  • Page 59: Miscellaneous Parts And Other Frus

    Optional service Screw kit Table 10. Other FRUs FRU descriptions Self-service Optional service ac power adapter Power cord Looking up FRU information For detailed FRU information, including part numbers, descriptions, and substitution part numbers, go to http://www.lenovo.com/serviceparts-lookup. Chapter 7 Locations...
  • Page 60 Hardware Maintenance Manual...

  • Page 61: Chapter 8. Fru Replacement Notices

    CRUs, you can either install the CRU yourself or you can request that a Service Provider install the CRU according to the warranty service for your product. If you intend on installing the 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.

  • Page 62: Retaining Serial Numbers

    If you replace the system board, you must restore the serial number of the system unit to its original value. Before replacing the system board, save the original serial number by doing the following: 1. Install the latest version of LENOVO ThinkPad Hardware Maintenance Diskette or Maintenance Key, and then restart the computer.

  • Page 63: Retaining The Uuid

    After an ECA has been applied to the machine, the EEPROM must be updated to reflect the ECA's application. Use the LENOVO ThinkPad Hardware Maintenance Diskette Version 1.76 or later to update the EEPROM. Note: Only the ECA number is stored in the EEPROM. The machine type of the ECA is assumed to be the same as the machine type of the machine that had the ECA applied to it.
  • Page 64 4. To write the box build date, select 4. Write box build date from EEPROM, and follow the instructions on the screen. If the system board is being replaced, try to read the ECA information from the old system board and transfer the information to the new system.

  • Page 65: Chapter 9. Removing Or Replacing A Fru

    CRU yourself or you can request that a Service Provider install the CRU according to the warranty service for your product. If you intend on installing the 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.

  • Page 66: Before Servicing The Computer

    1010 Lenovo OneLink connector cover Removal step of the Lenovo OneLink connector cover Remove the connector cover as shown in the following illustration. Note: Ensure that you reattach the connector cover to the Lenovo OneLink connector after finishing the servicing. Hardware Maintenance Manual...

  • Page 67: 1020 Base Cover Assembly

    1020 Base cover assembly Removal step of bottom cover Applying labels to the base cover For the labels which are not shipped with the new base cover, peel them off from the old base cover, and adhere them to the new one. Note: If the Windows Certificate of Authentication (COA) label and Genuine Microsoft label are attached to a part that is replaced, return the old part with the label attached to the customer, or provide a letter to the customer stating what the label was originally on the computer and what the label part number, serial...

  • Page 68: 1030 Battery Pack

    • The only exception to this is if the battery pack is physically damaged or a customer is reporting a possible safety issue. • If the Lenovo Solution Center program is not installed in the computer, the customer should download this program before a non-physically damaged battery pack is replaced. Note that a physically damaged battery pack is a not covered by the warranty.

  • Page 69: 1040 Hard Disk Drive Or Solid-State Drive Assembly

    Use only the authorized battery specified for your computer. Any other battery could ignite or explode. 1. Detach the battery pack connector , and then remove the screws that secure the battery pack Step Screw (quantity) Color Torque M2 × 4 mm, wafer-head, nylon-coated (3) Black 0.196 Nm (2.00 kgf-cm)
  • Page 70 Removal steps of hard disk drive or solid-state drive assembly 1. Remove the screws that secure the hard disk drive or solid-state drive assembly. Step Screw (quantity) Color Torque M2 × 3 mm, wafer-head, nylon-coated (2) Black 0.196 Nm (2.00 kgf-cm) 2.

  • Page 71: 1050 Memory Module

    Removal steps of hard disk drive or solid-state drive bracket Torque Step Screw (quantity) Color M3 × 3 mm, flat-head, nylon-coated (4) Silver 0.392 Nm (4.00 kgf-cm) 1050 Memory module For access, remove this FRU: • “1020 Base cover assembly” on page 61 Chapter 9 Removing or replacing a FRU...

  • Page 72: 1060 Pci Express Mini Card For Wireless Lan

    Removal steps of memory module Press out on the latches on both edges of the socket at the same time , and then remove the memory module When installing: Insert the notched end of the memory module into the socket. Press the memory module firmly, and pivot it until it snaps into place.

  • Page 73: 1070 Backup Battery

    Step Screw (quantity) Color Torque Black 0.196 Nm M2 × 3 mm, wafer-head, nylon-coated (1) (2.00 kgf-cm) 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. 1070 Backup battery For access, remove this FRU: •...

  • Page 74: 1080 Thermal Fan Assembly

    1080 Thermal fan assembly For access, remove these FRUs in order: • “1020 Base cover assembly” on page 61 • “1060 PCI Express Mini Card for wireless LAN” on page 66 Removal steps of thermal fan assembly 1. Release the WLAN antennas cables. 2.
  • Page 75 3. Remove the thermal fan assembly When installing: • Always wear fingerstalls when handling the thermal fan assembly. Do not touch or hold any part of the thermal fan assembly with bare fingers. • Before you attach the thermal fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, on the part marked as shown in the following illustrations.

  • Page 76: 1090 Fingerprint Reade

    • Do not touch the fan inlet hole. • Do not twist or pull the cable of the thermal fan assembly. • Do not apply pressure on the top and bottom covers of the thermal fan assembly. • Do not press the heat pipe. Hold both sides of the heat pipe if you need to take the thermal fan assembly. •...

  • Page 77: 1100 Media Card Reader

    2. Detach the connector. 3. Remove the fingerprint reader 1100 Media card reader For access, remove these FRUs in order: • “1020 Base cover assembly” on page 61 • “1030 Battery pack” on page 62 Removal steps of media card reader board 1.
  • Page 78 2. Detach the connectors. 3. Remove the screw . Then lift the media card reader board Step Screw (quantity) Color Torque Black 0.196 Nm M2 × 3 mm, wafer-head, nylon-coated (1) (2.00 kgf-cm) 4. Turn over the media card reader .

  • Page 79: 1110 Hall Sensor

    5. Remove the media card reader board. When installing: Ensure that the connectors are attached firmly to the system board and the fingerprint reader. 1110 Hall sensor For access, remove these FRUs in order: • “1020 Base cover assembly” on page 61 •...
  • Page 80 Important: Be sure to partition the mSATA solid-state drive after installing it on the computer you are servicing. Otherwise, the mSATA solid-state drive will not function correctly. For instructions on partitioning the mSATA solid-state drive for specific computer models, go to http://www.lenovo.com/support/msata-fru. Removal steps of M.2 solid state drive...

  • Page 81: 1130 System Board Assembly

    1130 System board assembly Important notices for handling the system board: When handling the system board, bear the following in mind: • The system board has an accelerometer, which can be broken if several thousands of G-forces are applied. Note: Dropping a system board from a height of as little as six inches so that it falls flat on a hard bench can subject the accelerometer to as much as 6,000 G's of shock.
  • Page 82 For models with an integrated thermal module 1. Remove the screws and screws Step Screw (quantity) Color Torque M2.5 × 4 mm, wafer-head, nylon-coated (2) Black 0.196 Nm (2.00 kgf-cm) Black 0.196 Nm M2 × 3.5 mm, wafer-head, nylon-coated (3) (2.00 kgf-cm) 2.
  • Page 83 3. Close the computer and then pivot the right hinge to the position as shown. 4. Detach the connectors from the system board. Chapter 9 Removing or replacing a FRU...

  • Page 84: 1140 Msata Transfer Sub Card

    5. Remove the screws. Step Screw (quantity) Color Torque M2 × 3 mm, wafer-head, nylon-coated (4) Black 0.196 Nm (2.00 kgf-cm) Black 0.196 Nm M2 × 2.5 mm, wafer-head, nylon-coated (2) (2.00 kgf-cm) 6. Remove the system board When installing: Ensure that the connector is attached firmly. 1140 mSATA transfer sub card For access, remove these FRUs in order: •...

  • Page 85: 1150 Speaker Assembly

    Removal steps of mSATA transfer sub card Step Screw (quantity) Color Torque M2 × 2.5 mm, wafer-head, nylon-coated (2) Black 0.196 Nm (2.00 kgf-cm) 1150 Speaker assembly For access, remove these FRUs in order: • “1020 Base cover assembly” on page 61 •...

  • Page 86: 1160 Thermal Sensor

    1160 Thermal sensor For access, remove these FRUs in order: • “1020 Base cover assembly” on page 61 • “1030 Battery pack” on page 62 • “1040 Hard disk drive or solid-state drive assembly” on page 63 • “1050 Memory module” on page 65 •...
  • Page 87 2. Open the keyboard bezel several inches 3. Close the keyboard bezel . Then pivot the left hinge 4. Detach the connector Chapter 9 Removing or replacing a FRU...

  • Page 88: 1170 Audio, Hdmi, And Usb Sub Card

    5. Remove the screw and then remove the thermal sensor Torque Step Screw (quantity) Color M2 × 3 mm, wafer-head, nylon-coated (1) Black 0.196 Nm (2.00 kgf-cm) 1170 Audio, HDMI, and USB sub card For access, remove these FRUs in order: •...
  • Page 89 Removal steps of audio, HDMI, and USB sub card 1. Remove the screws. Step Screw (quantity) Color Torque M2.5 × 4 mm, wafer-head, nylon-coated (2) Black 0.196 Nm (2.00 kgf-cm) Black 0.196 Nm M2 × 4 mm, wafer-head, nylon-coated (1) (2.00 kgf-cm) 2.
  • Page 90 3. Close the keyboard bezel and then pivot the left hinge to the position as shown. 4. Detach the connector Hardware Maintenance Manual...

  • Page 91: 1180 Keyboard And Keyboard Bezel

    5. Remove the screw and then remove the audio, HDMI, and USB sub card Torque Step Screw (quantity) Color M2 × 3 mm, wafer-head, nylon-coated (2) Black 0.196 Nm (2.00 kgf-cm) 1180 Keyboard and keyboard bezel For access, remove these FRUs in order: •...

  • Page 92: 2010 Lcd Unit

    Removal step of keyboard and keyboard bezel 2010 LCD unit For access, remove this FRU: • “1020 Base cover assembly” on page 61 Removal steps of LCD unit 1. Remove the antenna RF connectors . Then detach the connector Hardware Maintenance Manual...
  • Page 93 2. Remove the screws. Step Screw (quantity) Color Torque Black 0.196 Nm M2.5 × 4 mm, wafer-head, nylon-coated (4) (2.00 kgf-cm) M2 × 4 mm, wafer-head, nylon-coated (4) Black 0.196 Nm (2.00 kgf-cm) 3. Open the display several inches Chapter 9 Removing or replacing a FRU...

  • Page 94: 2020 Lcd Bezel Assembly

    4. Remove the LCD unit 2020 LCD bezel assembly For access, remove these FRUs in order: • “1020 Base cover assembly” on page 61 • “2010 LCD unit” on page 86 Removal step of LCD bezel assembly When installing: Ensure that all the latches are attached firmly. 2030 LCD panel For access, remove these FRUs in order: Hardware Maintenance Manual...
  • Page 95 • “1020 Base cover assembly” on page 61 • “2020 LCD bezel assembly” on page 88 • “2020 LCD bezel assembly” on page 88 Removal steps of LCD panel Torque Step Screw (quantity) Color M2 × 2 mm, wafer-head, nylon-coated (4) Black 0.196 Nm (2.00 kgf-cm)

  • Page 96: 2040 Lcd Hinge Cap

    2040 LCD hinge cap For access, remove these FRUs in order: • “1020 Base cover assembly” on page 61 • “2010 LCD unit” on page 86 • “2020 LCD bezel assembly” on page 88 Removal step of LCD hinge cap 2050 Hinges For access, remove these FRUs in order: •...
  • Page 97 Removal steps of hinges Step Screw (quantity) Color Torque M2.5 × 2.5 mm, wafer-head, nylon-coated (4) Silver 0.196 Nm (2.00 kgf-cm) M2.5 × 4 mm, wafer-head, nylon-coated (2) Black 0.196 Nm (2.00 kgf-cm) Chapter 9 Removing or replacing a FRU...

  • Page 98: 2060 Integrated Camera And Microphone Assembly

    2060 Integrated camera and microphone assembly For access, remove these FRUs in order: • “1020 Base cover assembly” on page 61 • “2020 LCD bezel assembly” on page 88 • “2020 LCD bezel assembly” on page 88 • “2030 LCD panel” on page 88 •...

  • Page 99: 2070 Wireless Antenna Assembly, Lcd Cable, And Lcd Rear Cover Assembly

    Removal steps of integrated camera and microphone assembly When installing: Ensure that the connector is attached firmly. 2070 Wireless antenna assembly, LCD cable, and LCD rear cover assembly For access, remove these FRUs in order: • “1020 Base cover assembly” on page 61 •...
  • Page 100 Removal steps of wireless antenna assembly Torque Step Screw (quantity) Color M2 × 3 mm, wafer-head, nylon-coated (2) Black 0.196 Nm (2.00 kgf-cm) Hardware Maintenance Manual...
  • Page 101 Removal steps of LCD cable Chapter 9 Removing or replacing a FRU...
  • Page 102 Hardware Maintenance Manual...

  • Page 103: 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 104: Electronic Emissions Notices

    For electronic emission information on Class B digital devices, refer to the corresponding information in the User Guide. EU contact: Lenovo, Einsteinova 21, 851 01 Bratislava, Slovakia Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Lenovo ThinkPad TrackPoint Microsoft, Windows, and Windows Server are trademarks of the Microsoft group of companies.
  • Page 106 Part Number: 0C11084 Printed in (1P) P/N: 0C11084 *1P0C11084*...

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