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Lenovo ThinkPad L330 Hardware Maintenance Manual
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Lenovo ThinkPad L330 Hardware Maintenance Manual

Lenovo ThinkPad L330 Hardware Maintenance Manual

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  • Page 1 Hardware Maintenance Manual ThinkPad L330...
  • Page 2 Appendix A “Notices” on page 95. Second Edition (October 2012) © Copyright Lenovo 2012. 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 ....Looking up FRU information ..Lenovo Solution Center ..Quick test programs...
  • Page 4 1060 PCI Express Half Mini Card for wireless WAN 2010 LCD bezel assembly ..or mSATA solid-state drive ..2020 LCD panel and hinges ..1070 Backup battery .

  • 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 2012...
  • Page 6 Hardware Maintenance Manual...

  • Page 7: Chapter 1. Safety Information

    • 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 2012...
  • Page 8 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

    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.
  • Page 11 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 DANGER Hardware Maintenance Manual...
  • Page 15 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER VORSICHT VORSICHT VORSICHT Hardware Maintenance Manual...
  • Page 17 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

    UEFI BIOS downloads. 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/ Strategy for replacing FRUs Before replacing parts: Ensure that all software fixes, drivers, and UEFI BIOS downloads are installed before you replace any FRUs listed in this manual.

  • Page 26: Strategy For Replacing A Hard Disk Drive, Solid-State Drive, Or Msata Solid-State Drive

    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), and eSupport will load these products as the 4-digit MT and 3-digit model, where model = “CTO”...

  • Page 27: 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 28 • To view the complete list of FRUs, do the following: 1. Click Product & Parts Detail and then follow the instructions on the screen to reach the Product and Parts Detail page. 2. Click the Parts Detail tab to view the list of service parts. Hardware Maintenance Manual...

  • Page 29: Chapter 3. General Checkout

    This chapter presents following information: • “What to do first” on page 23 • “Checkout guide” on page 24 – “Lenovo Solution Center” on page 24 – “Quick test programs” on page 24 – “UEFI diagnostic program” on page 25 –...

  • Page 30: 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, and then follow the instructions on the screen.

  • Page 31: 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 quick test using the downloaded program, do the following: 1.

  • Page 32: Power System Checkout

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

  • Page 33: Checking Operational Charging

    To check for detailed battery status information, do the following: • For Windows 7: Open the Power Manager program and click the Battery tab. • For Windows 8: Open the Lenovo Support program and click Battery Health, or open the Lenovo Settings program and click Power.

  • Page 34: Checking The Backup Battery

    If the voltage is still less than +11.0 V dc after recharging, replace the battery. 4. If the voltage is more than +11.0 V dc, measure the resistance between battery terminals 5 and 7. The resistance must be 4 to 30 K Ω. If the resistance is not correct, replace the battery pack. If the resistance is correct, replace the system board.

  • Page 35: Chapter 4. Related Service Information

    For information on which discs to order, go to http://www.lenovo.com/serviceparts-lookup. The recovery disc set consists of the user instructions and the following set of DVDs to restore the computer to the original factory configuration.

  • Page 36: Using The Windows Recovery Programs On The Windows 8 Operating System

    5. Read the license. If you agree with the terms and conditions, select I accept these terms and conditions and then click Next. If you do not agree with the terms and conditions, follow the instructions on the screen. 6. Click Yes in the displayed window to begin the operating system recovery process. 7.

  • Page 37: Passwords

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

  • Page 38: Supervisor Password

    Attention: If User only mode is selected and the user hard disk password has been forgotten and cannot be made available to the service technician, neither Lenovo nor Lenovo authorized service technicians provide any services to reset the user hard disk password, or to recover data from the hard disk drive. The hard disk drive can be replaced for a scheduled fee.

  • Page 39: Power Management

    6. Select Master HDP, where HDP stands for hard disk password. 7. Type the current master hard disk password in the Enter Current Password field. Then, leave the Enter New Password field blank, and press Enter twice. 8. Press Fn+F10 to save changes and exit the ThinkPad Setup program. The user hard disk password and the master hard disk password have been removed.

  • Page 40: Symptom-To-Fru Index

    • The system is powered off. If you have defined one of the following actions as the event that causes the system to go into hibernation mode, perform that action. • Closing the lid. • Pressing the power button. Also, the computer goes into hibernation mode automatically in either of the following conditions: •...

  • Page 41: Numeric Error Codes

    2. Thermal grease. 3. System board. This system does not support batteries that are not Replace the battery with the correct Lenovo battery for genuine Lenovo-made or authorized. The system will this computer. If you still see the same error message, continue to boot, but may not charge unauthorized contact Lenovo service to have the computer serviced.

  • Page 42: No-Beep 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 43: Undetermined Problems

    Undetermined problems If the diagnostic tests did not identify the device that has failed, if wrong devices are installed, or if the system simply is not operating, follow these procedures to isolate the failing FRU (do not isolate FRUs that have no defects). Verify that all attached devices are supported by the computer.
  • Page 44 Hardware Maintenance Manual...

  • Page 45: Chapter 5. Status Indicators

    When the Caps Lock mode is enabled, the Caps Lock indicator is displayed on the indicator screen. You can type all alphabetic characters (A-Z) in uppercase directly. Power status indicator • Green: The ac power adapter is connected. • Off: The ac power adapter is not connected. © Copyright Lenovo 2012...
  • Page 46 Table 6. Status indicators (continued) Indicator Meaning System status indicator The illuminated dot in the ThinkPad logo on the outer lid of the computer and on the palm rest works as a system status indicator: it shows whether the computer is in sleep, hibernation, or normal mode.

  • Page 47: Chapter 6. Fn Key Combinations

    Switch the display output location between the computer display and an external monitor. Note: The Windows+P key combination has the same functionality as Fn+F7. Fn+F8 The computer display becomes dimmer. Fn+F9 The computer display becomes brighter. Fn+F10 Previous track/scene Fn+F11 Play or pause Fn+F12 Next track/scene © Copyright Lenovo 2012...
  • Page 48 Hardware Maintenance Manual...

  • Page 49: Chapter 7. Locations

    Video graphics array (VGA) connector TrackPoint pointing stick ® HDMI port UltraNav pointing device Always on USB connector Power button Combo audio jack : For the description of the system status indicator, see Chapter 5 “Status indicators” on page 39. © Copyright Lenovo 2012...

  • Page 50: Rear View

    Rear view System status indicator RJ45 Ethernet connector Media card reader slot Fan louvers USB 3.0 connectors Security keyhole : For the description of the system status indicator, see Chapter 5 “Status indicators” on page 39. Bottom view Battery pack Bottom cover Battery pack latches Build-in stereo speakers...
  • Page 51 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 52: Major Frus And Crus

    Major FRUs and CRUs Table 8. Major FRUs and CRUs FRU descriptions Self-service CRU Optional service CRU LCD unit Keyboard bezel assembly Power button sub card VGA sub card Hardware Maintenance Manual...
  • Page 53 Table 8. Major FRUs and CRUs (continued) FRU descriptions Self-service CRU Optional service CRU Battery pack Base cover assembly DC-in sub card DC-in cable Backup battery Hard disk drive (on some models) Solid-state drive (on some models) Bottom cover Memory module Wireless WAN card (on some models) mSATA solid-state drive (on some models) Wireless LAN card...

  • Page 54: Lcd Frus And Crus

    LCD FRUs and CRUs Table 9. LCD FRUs and CRUs FRU descriptions Self-service CRU Optional service CRU LCD bezel assembly Microphone sub card Integrated camera Wireless antenna assembly Hinges LCD rear cover assembly Hardware Maintenance Manual...

  • Page 55: Looking Up Fru Information

    Table 9. LCD FRUs and CRUs (continued) FRU descriptions Self-service CRU Optional service CRU LCD cable assembly LCD panel 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 56 Hardware Maintenance Manual...

  • Page 57: Chapter 8. Fru Replacement Notices

    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 58: 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 LENOVO ThinkPad Hardware Maintenance Diskette Version 1.76 or later, and restart the computer.

  • Page 59: Retaining The Uuid

    When you replace the system board, you must set the UUID on the new system board by doing the following: 1. Install the LENOVO ThinkPad Hardware Maintenance Diskette Version 1.76 or later, and restart the computer. 2. From the main menu, select 4. Assign UUID. A new UUID is created and written. If a valid UUID already exists, it is not overwritten.
  • Page 60 Hardware Maintenance Manual...

  • Page 61: Chapter 9. Removing Or Replacing A Fru

    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 62: Before Servicing The Computer

    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.

  • Page 63: 1020 Bottom Cover

    Unlock the left battery latch . Hold the right battery latch to the unlocked position , and then remove the battery pack When installing: Install the battery pack in the slot. Ensure that the left battery latch is in the locked position. 1020 Bottom cover For access, remove this FRU: •...

  • Page 64: 1030 Memory Modules

    1030 Memory modules For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1020 Bottom cover” on page 57 Removal steps of memory modules Hardware Maintenance Manual...

  • Page 65: 1040 Hard Disk Drive Or Solid-State Drive

    When installing: Note: If only one memory module is to be installed on the computer you are servicing, the memory module must be installed in the lower slot a , but not in the upper slot b. Insert the notched end of the memory module into the slot. Press the memory module firmly, and pivot it until it snaps into place.
  • Page 66 Removal steps of hard disk drive or solid-state drive Step Screw (quantity) Color Torque M2 × 3.5 mm, flat-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the hard disk drive or solid-state drive is attached firmly. Hardware Maintenance Manual...

  • Page 67: 1050 Pci Express Mini Card For Wireless Lan

    Removal steps of bracket Step Screw (quantity) Color Torque Black 0.392 Nm M3 × 2.8 mm, flat-head, nylon-coated (4) (4 kgf-cm) 1050 PCI Express Mini Card for wireless LAN For access, remove these FRUs in order: • “1010 Battery pack” on page 56 •...
  • Page 68 Removal steps of PCI Express Mini Card for wireless LAN In step , unplug the connectors by using the antenna RF connector or pick the connectors with your fingers and gently unplug them in the direction of the arrows. Torque Step Screw (quantity) Color...

  • Page 69: 1060 Pci Express Half Mini Card For Wireless Wan Or Msata Solid-State Drive

    When installing: Plug the black cable into the connector marked MAIN or M, and the gray cable into the connector marked AUX or A on the card. 1060 PCI Express Half Mini Card for wireless WAN or mSATA solid-state drive For access, remove these FRUs in order: •...
  • Page 70 Removal steps of PCI Express Half Mini Card for wireless WAN In step , unplug the connectors by using the 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 71 • Before removing the drive, have the user make a backup copy of all the information on it if possible. • Never remove the drive while the computer is operating or in suspend mode. • After installation of a new drive, go to http://www.lenovo.com/support for instructions on configuring the drive.
  • Page 72 • Ensure that you 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 on how to partition an mSATA solid-state drive, go to http://www.lenovo.com/support/msata-fru. Step...

  • Page 73: 1070 Backup Battery

    1070 Backup battery For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1020 Bottom cover” on page 57 Removal steps of backup battery DANGER Use only the authorized battery specified for your computer. Any other battery could ignite or explode.

  • Page 74: 1080 Keyboard

    When installing: Ensure that the connector is attached firmly. 1080 Keyboard For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1020 Bottom cover” on page 57 Removal steps of keyboard When installing: Ensure that the screws are fastened and the keyboard is secured. Step Screw (quantity) Color...
  • Page 75 When installing: Ensure that the keyboard connectors are attached firmly. When installing: Attach the keyboard so that the keyboard is under the frame. When the front edge of the keyboard is housed firmly, gently press the keys with your palms to slide the keyboard toward you until it snaps into position.

  • Page 76: 1090 Keyboard Bezel Assembly And Power Button Sub Card

    1090 Keyboard bezel assembly and power button sub card For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1020 Bottom cover” on page 57 • “1080 Keyboard” on page 68 Hardware Maintenance Manual...
  • Page 77 Removal steps of keyboard bezel Step Screw (quantity) Color Torque Black 0.181 Nm M2 × 6 mm, flat-head, nylon-coated (10) (1.85 kgf-cm) Step Screw (quantity) Color Torque M2 × 6 mm, big-head, nylon-coated (5) Black 0.181 Nm (1.85 kgf-cm) Chapter 9 Removing or replacing a FRU...
  • Page 78 When installing: Ensure that the connectors are attached firmly. Release the keyboard bezel from the frame using a plastic pry tool. Then remove the keyboard bezel. Hardware Maintenance Manual...

  • Page 79: 1100 Thermal Fan Assembly

    Removal steps of power button sub card Torque Step Screw (quantity) Color M2 × 3.5 mm, flat-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) 1100 Thermal fan assembly • “1010 Battery pack” on page 56 • “1020 Bottom cover” on page 57 •...
  • Page 80 When installing: • Before you attach the thermal pipes to the computer, apply thermal grease, at an amount of 0.2 grams, on the part marked as shown in the following illustrations. Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component. •...

  • Page 81: 1110 Microprocessor

    For models that have an integrated graphics module: 1110 Microprocessor • “1010 Battery pack” on page 56 • “1020 Bottom cover” on page 57 • “1040 Hard disk drive or solid-state drive” on page 59 • “1050 PCI Express Mini Card for wireless LAN” on page 61 •...

  • Page 82: 1120 System Board Assembly And Vga Sub Card

    When installing: Place the microprocessor above the microprocessor socket, and then rotate the head of the screw in the direction shown by the arrow to secure the microprocessor. 1120 System board assembly and VGA sub card Important notices for handling the system board When handling the system board, bear the following in mind: •...
  • Page 83 The following components soldered on the top side of the system board are extremely sensitive. When you service the system board, avoid any kind of rough handling. Microprocessor Graphics Processing Unit (GPU) Removal steps of system board assembly Step Screw (quantity) Color Torque M2 ×...
  • Page 84 When installing: Ensure that the connectors are attached firmly to the system board. Hardware Maintenance Manual...

  • Page 85: 1130 Speaker Assembly

    Removal steps of VGA sub card When installing: Ensure that the cables are attached to the cable guides firmly. 1130 Speaker assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1020 Bottom cover” on page 57 •...

  • Page 86: 1140 Lcd Unit, Dc-In Cable, And Base Cover Assembly

    • “1110 Microprocessor” on page 75 • “1120 System board assembly and VGA sub card” on page 76 Removal steps of speaker assembly Step Screw (quantity) Color Torque M2 × 3.5 mm, flat-head, nylon-coated (3) Black 0.181 Nm (1.85 kgf-cm) Black 0.181 Nm M2 ×...
  • Page 87 • “1010 Battery pack” on page 56 • “1020 Bottom cover” on page 57 • “1040 Hard disk drive or solid-state drive” on page 59 • “1050 PCI Express Mini Card for wireless LAN” on page 61 • “1060 PCI Express Half Mini Card for wireless WAN or mSATA solid-state drive” on page 63 •...
  • Page 88 When installing: • Ensure that the cables are attached to the cable guides 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. Step Screw (quantity) Color...
  • Page 89 Removal steps of DC-in cable Step Screw (quantity) Color Torque Black 0.392 Nm M2 × 3.5 mm, flat-head, nylon-coated (1) (4 kgf-cm) M2.5 × 6 mm, flat-head, nylon-coated (1) Black 0.392 Nm (4 kgf-cm) Chapter 9 Removing or replacing a FRU...
  • Page 90 Applying labels to the base cover: The new base cover FRU is shipped with a kit containing labels of several kinds. The following illustrations show the location of each label. Hardware Maintenance Manual...

  • Page 91: 2010 Lcd Bezel Assembly

    Note: If the Windows Certificate of Authentication (COA) label is 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 number, and product key were. When you replace the base cover, apply the following labels: System label FCC label...

  • Page 92: 2020 Lcd Panel And Hinges

    Removal steps of LCD bezel assembly Torque Step Screw cap Screw (quantity) Color M2.5 × 4.5 mm, flat-head, nylon-coated (4) Black 0.181 Nm (1.85 kgfcm) When installing: Ensure that all the latches are attached firmly. Then secure the bezel with the screws. 2020 LCD panel and hinges For access, remove these FRUs in order: •...
  • Page 93 Important notices on handling the LCD panel: The LCD panel and the peripheral parts are sensitive. Improper handling of the LCD panel can cause damage to the parts, and might cause a system malfunction such as a missing dot, missing line, or pixel problems. Observe the following guidelines: •...

  • Page 94: 2030 Integrated Camera

    Removal steps of hinges Step Screw (quantity) Color Torque Black 0.181 Nm M2 x 3.5 mm, flat-head, nylon-coated (2) (1.85 kgf-cm) 2030 Integrated camera For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1020 Bottom cover” on page 57 •...

  • Page 95: 2040 Microphone

    Removal steps of integrated camera When installing: Ensure that the connector is attached firmly. 2040 Microphone For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1020 Bottom cover” on page 57 • “1040 Hard disk drive or solid-state drive” on page 59 •...

  • Page 96: 2050 Lcd Cable Assembly

    Removal steps of microphone When installing: Ensure that the connector is attached firmly. 2050 LCD cable assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1020 Bottom cover” on page 57 • “1040 Hard disk drive or solid-state drive” on page 59 •...

  • Page 97: 2060 Wireless Antenna Assembly And Lcd Rear Cover Assembly

    Removal steps of LCD cable assembly When installing: Ensure that the connectors are attached firmly. 2060 Wireless antenna assembly and LCD rear cover assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1020 Bottom cover” on page 57 •...
  • Page 98 • “2030 Integrated camera” on page 88 • “2040 Microphone” on page 89 • “2050 LCD cable assembly” on page 90 Removal steps of wireless LAN antenna assembly, wireless WAN antenna assembly, and LCD rear cover assembly Release the antenna cables from the cable guides of the LCD rear cover assembly. Hardware Maintenance Manual...
  • Page 99 Cable routing: When you install the antenna assembly, 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 MAIN antenna (gray) Wireless WAN MAIN antenna (red) Wireless WAN AUX antenna (blue)
  • Page 100 Hardware Maintenance Manual...

  • Page 101: 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 102: Trademarks

    Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Lenovo ThinkPad TrackPoint UltraNav Microsoft, Windows, and Windows Server are trademarks of the Microsoft group of companies. Intel is a trademark of Intel Corporation in the United States and/or other countries.
  • Page 104 Part Number: 0B48819_01 Printed in China (1P) P/N: 0B48819_01 *1P0B48819_01*...

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