ThinkPad S230u Hardware Maintenance Manual
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ThinkPad S230u Hardware Maintenance Manual

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Hardware Maintenance Manual
ThinkPad S230u

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  • Page 1 Hardware Maintenance Manual ThinkPad S230u...
  • Page 2 Note: Before using this information and the product it supports, be sure to read the general information under Appendix A “Notices” on page 91. Second Edition (May 2013) © Copyright Lenovo 2012, 2013. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration “GSA”...

  • Page 3: Table Of Contents

    Contents About this manual... Recovering your operating system if Windows 8 fails to start ... . . Chapter 1. Safety information ..1 Creating and using recovery media .
  • Page 4 Chapter 9. Removing or replacing a 1090 LCD unit ....FRU ....59 1100 DC-in connector .

  • Page 5: About This Manual

    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. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively.
  • Page 6 Hardware Maintenance Manual...

  • Page 7: Chapter 1. Safety Information

    Chapter 1. Safety information This chapter presents following safety information that you need to be familiar with before you service a ThinkPad notebook computer. • “General safety” on page 1 • “Electrical safety” on page 2 • “Safety inspection guide” on page 3 •...

  • 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

    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. 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.

  • 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

    Chapter 2. Important service information This chapter presents following important service information that applies to all machine types supported by this manual: • “Strategy for replacing FRUs” on page 21 – “Strategy for replacing a hard disk drive, a solid-state drive, or an mSATA solid-state drive” on page 22 –...

  • Page 28: Strategy For Replacing A Hard Disk Drive, A Solid-State Drive, Or An Msata Solid-State Drive

    Attention: The setup configuration on the computer you are servicing might have been customized. Running Automatic Configuration might 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. Strategy for replacing a hard disk drive, a solid-state drive, or an mSATA solid-state drive Always try to run a low-level format before replacing a hard disk drive.

  • Page 29: Fru Identification For Cto, Cmv, And Gav Products

    Custom Model Variant (CMV) This is a unique configuration that has been negotiated between Lenovo and the customer. A unique 4-digit MT and 3-digit model is provided to the customer to place orders (Example: 1829-W15). A CMV is a special bid offering.
  • Page 30 To view the complete list of FRUs, do the following: 1. Go to http://www.lenovo.com/support. 2. Click Parts & Accessories. 3. Provide your product information or click Launch to automatically identify your product. 4. Click Product & Parts Detail. 5. On the PRODUCT AND PARTS DETAIL page, click Parts Detail to view the complete list of FRUs. Hardware Maintenance Manual...

  • Page 31: Chapter 3. General Checkout

    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

    Checkout guide Use the following procedures as a guide in identifying and correcting problems with the ThinkPad notebook computer. Note: The diagnostic tests are intended to test only ThinkPad products. The use of non-ThinkPad products, prototype cards, or modified options can lead to false indications of errors and invalid system responses.

  • Page 33: Uefi Diagnostic Program

    If an error code is displayed, go to “Symptom-to-FRU index” on page 37 for error code descriptions and troubleshooting hints. 2. When the ThinkPad logo is displayed, repeatedly press and release the F10 key. The main screen of the UEFI diagnostic program is displayed.

  • Page 34: Power System Checkout

    28, and check the power sources. If an error code is displayed, go to “Symptom-to-FRU index” on page 37 for error code descriptions and troubleshooting hints. 3. When the ThinkPad logo is displayed, repeatedly press and release the F12 key. When the Boot Menu window opens, release the F12 key.

  • Page 35: Checking Operational Charging

    To check the ac power adapter, do the following: 1. Unplug the ac power adapter cable from the computer. 2. Measure the output voltage at the plug of the ac power adapter cable. See the following illustration: Voltage (V dc) Ground (20V) Note: Output voltage across pin 2 of the ac power adapter might differ from the one you are servicing.
  • Page 36 • 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

    1. Connect an external CD/DVD drive. 2. Make the CD/DVD drive the first startup device in the startup sequence using the following procedure: a. Open the ThinkPad Setup program and select Startup ➙ Boot. b. Select the CD/DVD drive as the 1st Boot Device.

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

    10. After you have completed the Windows setup, you might want to restore the original startup sequence. Start the ThinkPad Setup program and then press F9 to restore the default settings. Press F10 to save changes and exit the ThinkPad Setup program.

  • 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

    Passwords As many as three passwords might be needed for any ThinkPad notebook computer: the power-on password, the hard disk password, and the supervisor password. If any of these passwords has been set, a prompt for it appears on the screen whenever the computer is turned on.

  • Page 41: Power-On Password

    Supervisor password A supervisor password protects the system information stored in the ThinkPad Setup program. The user must enter the supervisor password in order to get access to the ThinkPad Setup program and change the system configuration. Attention: If the supervisor password has been forgotten and cannot be made available to the service technician, there is no service procedure to reset the password.

  • Page 42: How To Remove The Hard Disk Password

    To remove a user hard disk password that has been forgotten, when the master hard disk password are known, do the following: 1. Turn on the computer. 2. When the ThinkPad logo comes up, immediately press F1 to enter ThinkPad Setup. 3. Select Security. 4. Select Password.

  • Page 43: Hibernation Mode

    • The ring indicator (RI) is signaled by a serial device or a PC Card device. • The time set on the resume timer elapses. Note: The computer does not accept any input immediately after it enters sleep mode. Wait a few seconds before taking any action to reenter operation mode.

  • Page 44: Numeric Error Codes

    Note: For a device not supported by diagnostic codes in the ThinkPad notebook computers, see the manual for that device. Numeric error codes Table 2. Numeric error codes Symptom or error FRU or action, in sequence 0177 System board. Bad SVP data, stop POST task—The checksum of the supervisor password in the EEPROM is not correct.

  • Page 45: Error Messages

    Table 2. Numeric error codes (continued) FRU or action, in sequence Symptom or error 2111 1. Reseat the hard disk drive. Read error on HDD1 (Ultrabay HDD) 2. Ultrabay hard disk drive. 3. System board. 2112 1. Reseat the Mini SATA device. Read error on HDD2 (Mini SATA) 2.

  • Page 46: Beep Symptoms

    Notes: • This policy applies to all ThinkPad notebook computers purchased on 1 January, 2008 or later. • Lenovo will not provide warranty replacement if the LCD is within specifications because we cannot guarantee that any replacement LCD will have zero pixel defects.

  • Page 47: Intermittent Problems

    1. Turn off the computer. 2. Visually check each FRU for damage. Replace any damaged FRU. 3. Remove or disconnect all of the following devices: a. Non-ThinkPad devices b. Printer, mouse, and other external devices c. Hard disk drive or solid-state drive d.
  • Page 48 Hardware Maintenance Manual...

  • Page 49: Chapter 5. Status Indicators

    Chapter 5. Status indicators This chapter presents the system status indicators that show the status of the computer. Table 7. Status indicators Indicator Meaning Caps Lock status When the Caps Lock mode is enabled, this indicator will be displayed on the screen. indicator You can enter all alphabetic characters (A-Z) in uppercase directly.
  • Page 50 Indicator Meaning System status indicator The illuminated dot in the ThinkPad logo works as a system status indicator: it shows whether the computer is in sleep, hibernation, or normal mode. • Red: The computer is on (in normal mode). • Fast blinking red: The computer is entering hibernation mode.

  • Page 51: Chapter 6. Special Keys

    Table 8. Special keys Special key Description Press this key to open the ThinkPad Keyboard Properties window where you can toggle the F1-F12 key functionality. Press this key to mute or unmute the speakers. Note: If you mute the sound and turn off your computer, the sound will remain muted when you turn on your computer again.
  • Page 52 Table 8. Special keys (continued) Description Special key Press this key to view the programs that you have opened. Press this key to view all the programs. Fn+B Has the same function as the Break key on a conventional keyboard. Fn+K Has the same function as the ScrLK key on a conventional keyboard.

  • Page 53: Chapter 7. Locations

    Chapter 7. Locations This chapter introduces the locations of the computer hardware components. Locating computer controls, connectors, and indicators This topic introduces the locations of the computer controls, connectors, and indicators. Front view Built-in microphones Mini DisplayPort connector Integrated camera USB 3.0 connector Windows button Fan louvers...

  • Page 54: Rear View

    Rear view Ethernet connector System status indicator Combo audio jack Media card reader slot USB 3.0 connector SIM card slot HDMI connector Security keyhole Bottom view Hard disk drive or solid-state drive Battery pack Emergency reset hole Locating FRUs and CRUs This topic introduces the following service parts: •...
  • Page 55 Lenovo does not receive the defective CRU within thirty (30) days of your receipt of the replacement CRU. See your Lenovo Limited Warranty documentation for full details. ThinkPad computers contain the following types of CRUs: – Self-service CRUs: These CRUs unplug or are held by no more than two screws. Examples of these types of CRUs include the ac power adapter, power cord, battery, and hard disk drive.

  • Page 56: Major Frus And Crus

    Major FRUs and CRUs Description Self-service CRU Optional-service LCD unit Speaker assembly Keyboard bezel Thermal fan assembly DC-in connector Base cover assembly Hardware Maintenance Manual...
  • Page 57 FRU descriptions Self-service Optional service Hard disk drive or solid-state drive slot cover Hard disk drive or solid-state drive Battery pack Replacement rubber for proximity sensor Proximity sensors Hard disk drive connector System board PCI Express Mini card for wireless LAN mSATA solid-state drive (on some models) PCI Express Mini card for wireless WAN (on some models)

  • Page 58: Lcd Frus

    LCD FRUs Description Self-service CRU Optional-service Button bezel LCD panel Integrated camera Wireless antenna assembly Power cable assembly LCD rear cover assembly LCD cable assembly Hardware Maintenance Manual...

  • Page 59: Miscellaneous Parts And Other Frus

    Description Self-service CRU Optional-service Hinge Button board Miscellaneous parts and other FRUs Table 9. Miscellaneous parts FRU descriptions Self-service Optional service System Misc Kit • Foot Rubber - Rear (2) • Foot Rubber - Front (2) • SIM card cover (1) •...
  • Page 60 Hardware Maintenance Manual...

  • Page 61: Chapter 8. Fru Replacement Notices

    Lenovo does not receive the defective CRU within thirty (30) days of your receipt of the replacement CRU. See your Lenovo Limited Warranty documentation for full details. Screw notices Loose screws can cause a reliability problem. In the ThinkPad notebook computer, this problem is addressed with special nylon-coated screws that have the following characteristics: • They maintain tight connections.

  • 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 restart the computer.

  • Page 63: Retaining The Uuid

    When you replace the system board, follow the following steps to create new UUID for the system board if the system board does not have a UUID: 1. Install the latest version of LENOVO ThinkPad Hardware Maintenance Diskette or Maintenance Key, and restart the computer.
  • Page 64 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. If the system board is inoperable, this will not be possible. Hardware Maintenance Manual...

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

    Chapter 9. Removing or replacing a FRU This chapter provides instructions on how to remove or replace a FRU. CRU statement for customers: You can resolve some problems with your product with a replacement part you can install yourself, called a “Customer Replaceable Unit”...

  • Page 66: Before Servicing The Computer

    1. Turn off your computer and disconnect the ac power adapter and all cables from the computer. 2. Turn on your computer. Press F1 to enter ThinkPad Setup when the ThinkPad logo is displayed. 3. Select Config ➙ Power. The Power submenu is displayed.
  • Page 67 Remove the hard disk drive or solid-state drive with bracket from the computer Removal steps of hard disk drive or solid-state drive bracket Chapter 9 Removing or replacing a FRU...

  • Page 68: 1020 Keyboard

    Step Screw (quantity) Color Torque 0.3+ 0.05 Nm M3 × 3 mm, flat-head, nylon-coated (4) Silver (4.00 kgf-cm) 1020 Keyboard Removal steps of keyboard Torque Step Screw (quantity) Color M2 × 5 mm, wafer-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) Press the keyboard in the direction shown by the arrows until the rear edge of the keyboard is detached from the keyboard bezel.
  • Page 69 Chapter 9 Removing or replacing a FRU...

  • Page 70: 1030 Pci Express Mini Card For Wireless Lan

    When installing: 1. Attach the connectors firmly. 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 palms and slightly slide the keyboard toward you until the keyboard is in place.

  • Page 71: 1040 Pci Express Mini Card For Wireless Wan Or Msata Solid-State Drive

    • “1020 Keyboard” on page 62 Removal steps of PCI Express Mini Card for wireless LAN In step , unplug the connectors by using the removal tool antenna RF connector or pick the connectors with your fingers and gently unplug them in the direction of the arrows. Torque Step Screw (quantity)
  • Page 72 • “1020 Keyboard” on page 62 Removal steps of PCI Express Mini Card for wireless WAN In step , unplug the connectors by using the removal tool antenna RF connector or pick the connectors with your fingers and gently unplug them in the direction of the arrows. Step Screw (quantity) Color...
  • Page 73 When installing: Plug the orange cable into the main connector, and the blue cable into the auxiliary connector. Removal steps of mSATA solid-state drive The computer comes with either a PCI Express Mini Card for wireless WAN or an mSATA solid-state drive. If the computer is equipped with an mSATA solid-state drive, it is installed in the wireless WAN card slot.

  • Page 74: 1050 Keyboard Bezel, Backup Battery, And Speaker Assembly

    Step Screw (quantity) Color Torque 0.181 Nm M2 × 3 mm, wafer-head, nylon-coated (1) Silver (1.85 kgf-cm) 1050 Keyboard bezel, backup battery, and speaker assembly For access, remove these FRUs in order: • “1010 Hard disk drive or solid-state drive” on page 60 •...
  • Page 75 Torque Step Screw (quantity) Color M2 × 3 mm, wafer-head, nylon-coated (7) Silver 0.181 Nm (1.85 kgf-cm) When installing: • Ensure that the connectors are attached firmly. • When 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.
  • Page 76 Rotate the LCD unit in the direction shown by the arrow Detach the latches . Then remove the keyboard bezel in the direction shown by the arrow Hardware Maintenance Manual...

  • Page 77: 1060 Battery Pack

    Removal step of backup battery DANGER Use only the authorized battery specified for your computer. Any other battery could ignite or explode. Removal steps of speaker assembly Step Screw (quantity) Color Torque M2 × 3 mm, Outside Diameter 8 mm, wafer-head, nylon-coated Black 0.181 Nm (1.85 kgf-cm)

  • Page 78: 1070 Proximity Sensors

    Important notices for replacing a 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. If an unauthorized battery or a battery designed for another system is installed, the system will not charge.

  • Page 79: 1050 Keyboard Bezel, Backup Battery, And Speaker Assembly

    • “1050 Keyboard bezel, backup battery, and speaker assembly” on page 68 • “1060 Battery pack” on page 71 Removal steps of proximity sensors Torque Step Screw (quantity) Color M2 × 3 mm, wafer-head, nylon-coated (2) Silver 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connectors are attached firmly to the system board.

  • Page 80: 1080 Thermal Fan Assembly And Hard Disk Drive Or Solid-State Drive Connector

    Removal steps of replacement rubber for proximity sensor 1080 Thermal fan assembly and hard disk drive or solid-state drive connector For access, remove these FRUs in order: • “1010 Hard disk drive or solid-state drive” on page 60 • “1020 Keyboard” on page 62 •...
  • Page 81 Loosen the screws in ascending alphabetical order as illustrated. When attaching the thermal fan assembly, secure the screws in reverse order. When installing: Before you attach the thermal fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams. Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component.

  • Page 82: 1090 Lcd Unit

    Removal steps of hard disk drive or solid-state drive connector Torque Step Screw (quantity) Color M2 × 3 mm, wafer-head, nylon-coated (2) Silver 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the hard disk drive or solid-state drive connector is attached firmly. 1090 LCD unit For access, remove these FRUs in order: •...
  • Page 83 Step Screw (quantity) Color Torque 0.181 Nm M2.5 × 4 mm, wafer-head, nylon-coated (2) Silver (1.85 kgf-cm) In step , detach the wireless antennas, and release the cables from the cable guides. When installing: • Ensure that you attach the connectors firmly in the following order: Wireless WAN auxiliary connector Wireless LAN main connector Wireless LAN auxiliary connector...

  • Page 84: Step Screw (Quantity) M2.5 × 4 Mm, Wafer-Head, Nylon-Coated

    Step Screw (quantity) Color Torque 0.181 Nm M2.5 × 4 mm, wafer-head, nylon-coated (2) Silver (1.85 kgf-cm) Step Screw cap Screw (quantity) Color Torque M2.5 × 3 mm, wafer-head, nylon-coated (2) Silver 0.181 Nm (1.85 kgf-cm) Hardware Maintenance Manual...

  • Page 85: 1100 Dc-In Connector

    1100 DC-in connector For access, remove these FRUs in order: • “1010 Hard disk drive or solid-state drive” on page 60 • “1020 Keyboard” on page 62 • “1050 Keyboard bezel, backup battery, and speaker assembly” on page 68 • “1060 Battery pack”...

  • Page 86: 1110 System Board And Base Cover Assembly

    Step Screw (quantity) Color Torque 0.181 Nm M2 × 3 mm, wafer-head, nylon-coated (1) Silver (1.85 kgf-cm) When installing: Ensure that the connector is attached firmly. 1110 System board and base cover assembly Important notices for handling the system board When handling the system board, bear the following in mind: •...

  • Page 87: Chapter 9 . Removing Or Replacing A Fru

    Platform Controller Hub (PCH) Microprocessor Accelerometer chip for the hard disk drive Active Protection System™ Torque Step Screw (quantity) Color M2 × 2.5 mm, wafer-head, nylon-coated (3) Black 0.181 Nm (1.85 kgf-cm) Applying labels to the base cover The new base cover FRU is shipped with a kit containing the following label. Apply the label listed when you replace the base cover.
  • Page 88 The following illustration shows the location of each label. FCC label Indonesia rating label GEO label Taiwan NCC ID label for wireless WAN Genuine Microsoft label China wireless WAN label Wireless WAN IMEI label Brazil Anatel labels Ericsson label Indonesia Postel labels China Telecom label SIRIM labels China Mobile label...

  • Page 89: 2010 Button Bezel

    2010 Button bezel Removal steps of button bezel Step Screw cap Screw (quantity) Color Torque M2 × 5 mm, wafer-head, nylon-coated (2) Silver 0.181 Nm (1.85 kgf-cm) 0.181 Nm M2.5 × 4 mm, wafer-head, nylon-coated (2) Silver (1.85 kgf-cm) Lift the button bezel slightly as shown by the arrow .

  • Page 90: 2030 Button Board

    Removal steps of LCD panel Step Screw (quantity) Color Torque M2 × 3.5 mm, wafer-head, nylon-coated (4) Silver 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connectors are attached firmly. 2030 Button board For access, remove these FRUs in order: •...

  • Page 91: 2040 Integrated Camera

    Removal steps of button board Step Screw (quantity) Color Torque M2 × 3 mm, wafer-head, nylon-coated (2) Silver 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connector is attached firmly. 2040 Integrated camera For access, remove these FRUs in order: •...

  • Page 92: 2050 Hinge

    Removal steps of integrated camera When installing: Ensure that the connector is attached firmly. 2050 Hinge For access, remove these FRUs in order: • “1010 Hard disk drive or solid-state drive” on page 60 • “1020 Keyboard” on page 62 •...
  • Page 93 When installing: 1. Pull the cables through the hole in the hinge, and rout the cables as shown in the following illustration. Power cable assembly Wireless WAN main antenna Wireless WAN auxiliary antenna Wireless LAN auxiliary antenna Wireless LAN main antenna LCD cable assembly 2.

  • Page 94: 2060 Wireless Antenna Assembly, Lcd Cable Assembly, Power Cable Assembly, And Lcd Rear Cover Assembly

    LCD cable assembly Wireless LAN main antenna Wireless LAN auxiliary antenna Wireless WAN auxiliary antenna Wireless WAN main antenna Power cable assembly 4. After the installation, ensure that you can see the rubber when the LCD is open. Otherwise, reinstall the hinge and ensure that you installed the rubber correctly.
  • Page 95 • “2010 Button bezel” on page 83 • “2020 LCD panel” on page 83 • “2030 Button board” on page 84 • “2040 Integrated camera” on page 85 • “2050 Hinge” on page 86 Removal steps of wireless antenna assembly Release the wireless antenna cables from the cable guides.
  • Page 96 Wireless LAN antenna (main) Wireless WAN antenna (auxiliary) Wireless WAN antenna (main) Wireless LAN antenna (auxiliary) Note: Some models might not have the wireless WAN antennas. Removal step of LCD cable assembly, power cable assembly, and LCD rear cover assembly Hardware Maintenance Manual...

  • Page 97: Appendix A. Notices

    Appendix A. Notices 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.

  • Page 98: Electronic Emissions Notices

    User Guide. Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Active Protection System Lenovo ThinkPad ThinkVantage TrackPoint Ultrabay UltraNav Microsoft, Windows, and Windows Server are trademarks of the Microsoft group of companies.
  • Page 100 Part Number: 0B48943_01 Printed in (1P) P/N: 0B48943_01 *1P0B48943_01*...

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