Lenovo ThinkPad X230 Hardware Maintenance Manual
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Lenovo ThinkPad X230 Hardware Maintenance Manual

Hardware maintenance manual
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Hardware Maintenance Manual
ThinkPad X230 and X230i

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Summary of Contents for Lenovo ThinkPad X230

  • Page 1 Hardware Maintenance Manual ThinkPad X230 and X230i...
  • Page 2 Appendix A “Notices” on page 95. First Edition (May 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

    Looking up FRU information ..Checkout guide ....Lenovo Solution Center ..Chapter 8. FRU replacement Quick test programs.
  • Page 4 1080 PCI Express Mini Card for wireless 2030 LCD panel ....LAN/WiMAX....2040 LED board .

  • Page 5: About This Manual

    ® This manual contains service and reference information for the following ThinkPad products. ThinkPad X230 and X230i Machine Type 2306, 2320, 2322, 2324, 2325, 2330, and 2333 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.
  • 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/Reassembly videos that show the FRU removals or replacements for the Lenovo authorized service technicians are available in the following support site: http://www.lenovoservicetraining.com/ion/...

  • Page 26: Strategy For Replacing A Hard Disk 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

    = a “fixed part number”, not “CTO” (Example: 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.
  • Page 28 Hardware Maintenance Manual...

  • Page 29: Chapter 3. General Checkout

    Before checking problems with the computer, determine whether the damage is covered under the warranty by referring to the following list: The following are not covered under warranty: • LCD panel cracked from the application of excessive force or from being dropped • Scratched (cosmetic) parts © Copyright Lenovo 2012...

  • Page 30: Checkout Guide

    It also can be downloaded from http://www.lenovo.com/diags. To run the Lenovo Solution Center program, click Start ➙ Control Panel ➙ System and Security ➙ Lenovo - System Health and Diagnostics, and then follow the instructions on the screen.

  • Page 31: Uefi Diagnostic Program

    F12 key. 3. Press the Tab key to switch to the Application Menu window. 4. Use the arrow keys to select Lenovo Diagnostics and then press Enter. The main screen of the UEFI diagnostic program is displayed.

  • Page 32: Power System Checkout

    2. Turn on the computer. If the computer cannot be turned on, go to “Power system checkout” on page 26, and check the power sources. If an error code is displayed, go to “Symptom-to-FRU index” on page 33 for error code descriptions and troubleshooting hints. 3.

  • Page 33: Checking Operational Charging

    Voltage (V dc) Ground (20V) Note: Output voltage across pin 2 of the ac power adapter might differ from the one you are servicing. 3. If the voltage is not correct, replace the ac power adapter. 4. If the voltage is acceptable, replace the system board. Note: Noise from the ac power adapter does not always indicate a defect.

  • Page 34: Checking The Backup Battery

    Note: Recharging will take at least 3 hours, even if the indicator does not turn on. 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.

  • 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: 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 Hardware Maintenance Manual...

  • Page 37: 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 38: Power Management

    1. Turn on the computer. 2. When the ThinkPad logo is displayed, immediately press F1 to enter the ThinkPad Setup program. 3. Select Security. 4. Select Password. 5. Select Hard-disk x password, where x is the letter of the hard disk drive. A pop-up window opens. 6.

  • Page 39: Hibernation Mode

    Also, in either of the following events, the computer automatically returns from sleep mode and resumes operation: • The ring indicator (RI) is signaled by a serial device or a PC Card device. (does not support the ring indicator (RI) resume by PC Card device.) •...

  • Page 40: Numeric Error Codes

    Note: Do the FRU replacement or other actions in the sequence shown in the column headed “FRU or action, in sequence.” If replacing a FRU does not solve the problem, put the original part back in the computer. Do not replace a nondefective FRU. This index can also help you determine, during regular servicing, what FRUs are likely to need to be replaced next.

  • Page 41: Error Messages

    System board. The battery installed is not supported by this system Replace the battery. and will not charge. Please replace the battery with the correct Lenovo battery for this system. Press the ESC key to continue. Chapter 4 Related service information...

  • Page 42: 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: Intermittent Problems

    Table 5. LCD-related symptoms FRU or action, in sequence Symptom or error No beep, power-on indicator on, and a blank LCD during System board. POST. • LCD backlight not working. 1. Reseat the LCD connectors. • LCD too dark. 2. LCD assembly. •...
  • Page 44 Hardware Maintenance Manual...

  • Page 45: Copyright Lenovo

    Orange: The speakers are on mute. To mute or unmute the speakers, press the indicator speaker mute button. Microphone mute Orange: The microphones are on mute. By default, when the microphones are on indicator mute, none of the recording devices is available. © Copyright Lenovo 2012...
  • Page 46 Table 6. Status indicators (continued) Indicator Meaning Wireless LAN, WAN, Green: The wireless LAN, WAN, Bluetooth, or WiMAX feature is on. Bluetooth or WiMAX status indicator Blinking green: Data is being transmitted. Device access Green: The hard disk drive, solid-state drive, or mSATA solid-state drive is reading status indicator or writing data.

  • Page 47: Chapter 6. Fn Key Combinations

    Has the same function as the ScrLK key on a conventional keyboard. Fn+P 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. © Copyright Lenovo 2012...
  • Page 48 Hardware Maintenance Manual...

  • Page 49: Chapter 7. Locations

    Status indicators (see Chapter 5 “Status indicators” TrackPoint pointing stick on page 39) Power button TrackPoint buttons Security keyhole Touch pad ® Hard disk drive or solid-state drive UltraNav pointing device Volume control buttons Combo audio jack Ethernet connector Black button © Copyright Lenovo 2012...

  • Page 50: Rear View

    Rear view Status indicators (see Chapter 5 “Status indicators” Mini DisplayPort connector on page 39) ExpressCard slot Video graphics array (VGA) connector Wireless radio switch USB 3.0 connector USB 3.0 connector ac power connector Bottom view Battery pack latches Memory module slot Battery pack Built-in speakers Docking station connector...
  • 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 description Self-service CRU Optional-service CRU LCD unit (see “LCD FRUs and CRUs” on page 48) Keyboard bezel PCI Express Mini Card for wireless WAN mSATA solid-state drive PCI Express Mini Card for wireless LAN/WiMAX Bluetooth daughter card Hardware Maintenance Manual...
  • Page 53 Table 8. Major FRUs and CRUs (continued) FRU description Self-service CRU Optional-service CRU System board Backup battery Battery pack Base cover assembly Hard disk drive rubber rails or solid-state drive spacers Hard disk drive or solid-state drive Hard disk drive cover Memory module slot cover Memory module Speaker assembly...

  • Page 54: Lcd Frus And Crus

    LCD FRUs and CRUs Table 9. LCD FRUs and CRUs FRU description Self-service CRU Optional-service CRU LCD front bezel Wireless antenna set Hinges LED and camera cable LCD rear cover assembly Hardware Maintenance Manual...

  • Page 55: Looking Up Fru Information

    Table 9. LCD FRUs and CRUs (continued) FRU description Self-service CRU Optional-service CRU LCD cable Integrated camera LED board 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 as follows: 1. Install the LENOVO ThinkPad Hardware Maintenance Diskette Version 1.76 or later, and restart the computer.
  • Page 60 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 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. Note that the replacement of a physically damaged battery pack is not covered by the warranty.

  • Page 63: 1020 Hard Disk Drive Or Solid-State Drive

    When installing: Install the battery pack in the slot, and then esure that the battery latches are in the locked position. 1020 Hard disk drive or solid-state drive For access, remove this FRU: • “1010 Battery pack” on page 56 Attention: •...
  • Page 64 For hard disk drive and rubber rails: For solid-state drive and spacers: Hardware Maintenance Manual...

  • Page 65: 1030 Memory Module

    When installing: Ensure that the solid-state drive spacers or the hard disk drive rubber rails are attached firmly. 1030 Memory module For access, remove this FRU: • “1010 Battery pack” on page 56 Removal steps of memory module Remove the memory module slot cover as shown in the following illustration. Loosen the screws If only one memory module is to be installed on the computer you are servicing, it must be installed in SLOT-0...

  • Page 66: 1040 Keyboard

    When installing: Insert the notched end of the memory module into the slot. Press the memory module firmly, and pivot it until it snaps into place. Ensure that it is firmly installed in the slot and does not move easily. 1040 Keyboard For access, remove this FRU: •...
  • Page 67 Removal steps of keyboard Step Screw (quantity) Color Torque Black 0.181 Nm M2 × 5 mm, wafer-head, nylon-coated (2) (1.85 kgfcm) Press the keyboard in the direction shown by the arrows until the rear edge of the keyboard is detached from the keyboard bezel.
  • Page 68 Lift the keyboard a little in the direction shown by the arrow , and then detach the connector When installing: 1. Attach the keyboard connector firmly. 2. Attach the keyboard and ensure that the hooks on the front edge of the keyboard are under the frame. 3.

  • Page 69: 1050 Palm Rest

    4. Secure the keyboard by tightening the screws from the bottom side of the computer. 1050 Palm rest For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1040 Keyboard” on page 60 Removal steps of palm rest Torque Step Screw (quantity)
  • Page 70 When installing: 1. Attach the connector firmly to the system board. 2. Press the top left and right areas of the palm rest into position . Then, push the front side of the palm rest until it is secured Hardware Maintenance Manual...

  • Page 71: 1060 Backup Battery

    3. Close the LCD cover and turn the computer over. Then fasten five screws to secure the palm rest. 1060 Backup battery DANGER Use only the authorized battery specified for your computer. Any other battery could ignite or explode. For access, remove these FRUs in order: •...

  • Page 72: 1070 Speaker Assembly

    Removal steps of backup battery When installing: Ensure that the battery connector is attached firmly. 1070 Speaker assembly For access, remove these FRUs in order: Hardware Maintenance Manual...

  • Page 73: 1010 Battery Pack

    • “1010 Battery pack” on page 56 • “1040 Keyboard” on page 60 • “1050 Palm rest” on page 63 Removal steps of speaker assembly Chapter 9 Removing or replacing a FRU...

  • Page 74: 1080 Pci Express Mini Card For Wireless Lan/Wimax

    Torque Step Screw (quantity) Color 0.181 Nm M2 × 3.5 mm, wafer-head, nylon-coated (1) Silver (1.85 kgfcm) When installing: Ensure that the speaker connector is attached firmly. Then route the cables and secure them properly as shown in the following illustration. 1080 PCI Express Mini Card for wireless LAN/WiMAX For access, remove these FRUs in order: •...
  • Page 75 Step Screw (quantity) Color Torque M2 × 3.5 mm, wafer-head, nylon-coated (1) Silver 0.181 Nm (1.85 kgfcm) When installing: • For models with a wireless LAN card that has two antenna connectors, plug the gray cable into the main connector, and the black cable into the auxiliary connector. If the computer you are servicing has three cables, put the white cable in the cable protection tube and secure it with tape.

  • Page 76: 1090 Pci Express Mini Card For Wireless Wan Or Msata Solid-State Drive

    1090 PCI Express Mini Card for wireless WAN or mSATA solid-state drive For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1040 Keyboard” on page 60 • “1050 Palm rest” on page 63 Removal steps of PCI Express Mini Card for wireless WAN (full-size wireless WAN card) Unplug the connectors by using the antenna RF connector removal tool, or pick the connectors with your fingers and gently unplug them in the direction shown by the arrows Step...
  • Page 77 When installing: Plug the red cable into the main connector, and the blue cable into the auxiliary connector on the card. If the computer you are servicing is a wireless WAN-ready model and does not have a wireless WAN card, route the antenna cables and secure them with tape as shown in the following illustration.
  • Page 78 Step Screw (quantity) Color Torque M2 × 3.5 mm, wafer-head, nylon-coated (1) Silver 0.181 Nm (1.85 kgfcm) Hardware Maintenance Manual...
  • Page 79 • 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 80: 1100 Bluetooth Daughter Card

    Step Screw (quantity) Color Torque 0.181 Nm M2 × 3.5 mm, wafer-head, nylon-coated (1) Silver (1.85 kgfcm) 1100 Bluetooth daughter card For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1040 Keyboard” on page 60 •...

  • Page 81: 1110 Keyboard Bezel

    Removal steps of Bluetooth daughter card Torque Step Screw (quantity) Color M2 × 3 mm, wafer-head, nylon-coated (1) Silver 0.181 Nm (1.85 kgfcm) When installing: Ensure that the connector is attached firmly. 1110 Keyboard bezel For access, remove these FRUs in order: •...

  • Page 82: M2 × 5 Mm, Wafer-Head, Nylon-Coated

    Removal steps of keyboard bezel Step Screw (quantity) Color Torque M2 × 5 mm, wafer-head, nylon-coated (1) Black 0.181 Nm (1.85 kgfcm) Torque Step Screw (quantity) Color M2 × 3.5 mm, wafer-head, nylon-coated (2) Silver 0.181 Nm (1.85 kgfcm) Hardware Maintenance Manual...

  • Page 83: 1120 Lcd Unit

    Detach the latches . Then remove the keyboard bezel in the direction shown by the arrows When installing: Ensure that the connector and the latches are attached firmly. Attention: When you service the keyboard bezel, avoid any kind of rough handling. 1120 LCD unit For access, remove these FRUs in order: •...
  • Page 84 Removal steps of LCD unit Torque Step Screw (quantity) Color M2 × 5 mm, wafer-head, nylon-coated (2) Black 0.181 Nm (1.85 kgfcm) Step Screw (quantity) Color Torque M2 × 5 mm, wafer-head, nylon-coated (2) Black 0.181 Nm (1.85 kgfcm) Hardware Maintenance Manual...
  • Page 85 Chapter 9 Removing or replacing a FRU...

  • Page 86: 1130 Base Cover Assembly

    When installing: • Ensure that you attach the connectors firmly. • Ensure that you route and tape up the cables correctly in the proper positions as shown in the following illustration. • 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 87 • “1040 Keyboard” on page 60 • “1050 Palm rest” on page 63 • “1060 Backup battery” on page 65 • “1080 PCI Express Mini Card for wireless LAN/WiMAX” on page 68 • “1090 PCI Express Mini Card for wireless WAN or mSATA solid-state drive” on page 70 •...

  • Page 88: 1140 Systemboard, Dc-In Connector, Thermal Fan Assembly, And Expresscard Slot

    • If the base cover has two FCC labels, apply both to the new base cover. The following labels need to be peeled off from the old base cover, and need to be put on the new base cover. Information label SIM icon label System label Taiwan GEO label...
  • Page 89 • “1030 Memory module” on page 59 • “1040 Keyboard” on page 60 • “1050 Palm rest” on page 63 • “1060 Backup battery” on page 65 • “1080 PCI Express Mini Card for wireless LAN/WiMAX” on page 68 • “1090 PCI Express Mini Card for wireless WAN or mSATA solid-state drive” on page 70 •...
  • Page 90 Step Screw (quantity) Color Torque M2 × 3.5 mm, wafer-head, nylon-coated (1) Silver 0.181 Nm (1.85 kgfcm) Hardware Maintenance Manual...

  • Page 91: 2010 Lcd Front Bezel

    When installing: • Ensure that the DC-in connector and the fan connector are attached to the system board firmly. • Do not press the top of the fan cover and the fan hub • Before you attach the fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, on the part marked as in the following illustration.

  • Page 92: 2020 Integrated Camera

    Removal steps of LCD front bezel Step Screw Screw (quantity) Color Torque M2.5 × 4 mm, wafer-head, nylon-coated (2) Silver 0.392 Nm (4 kgfcm) When installing: Ensure that all the claws are attached firmly. 2020 Integrated camera For access, remove these FRUs in order: •...

  • Page 93: 2030 Lcd Panel

    Removal steps of Integrated camera When installing: Ensure that the connector is attached firmly. 2030 LCD panel For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “2010 LCD front bezel” on page 85 Removal steps of LCD panel Chapter 9 Removing or replacing a FRU...

  • Page 94: 2040 Led Board

    Step Screw (quantity) Color Torque 0.181 Nm M2 × 3.5 mm, wafer-head, nylon-coated (4) Silver (1.85 kgfcm) When installing: When attaching the LCD panel to the cover, press the left and right edges covered with metal gently with your fingers. Do not press the surface of the panel or apply any excessive force to the panel.

  • Page 95: 2050 Hinges

    Step Screw (quantity) Color Torque 0.181 Nm M2 × 3.5 mm, wafer-head, nylon-coated (1) Silver (1.85 kgfcm) When installing: Ensure that connector is attached firmly. Route the connector cable as in the following illustration. 2050 Hinges For access, remove these FRUs in order: •...

  • Page 96: 2060 Lcd Cable

    • “1110 Keyboard bezel” on page 75 • “1120 LCD unit” on page 77 • “2010 LCD front bezel” on page 85 Removal steps of hinges Step Screw (quantity) Color Torque M2 x 3.5 mm, wafer-head, nylon-coated (2) Silver 0.392 Nm (4 kgfcm) 2060 LCD cable For access, remove these FRUs in order:...

  • Page 97: Removal Steps Of Lcd Cable

    Removal steps of LCD cable When installing: Ensure that the LCD cable connector is attached firmly. 2070 LCD rear cover assembly, LED and camera cable, and wireless antenna set For access, remove these FRUs in order: • “1010 Battery pack” on page 56 •...
  • Page 98 Removal steps of wireless antenna set Hardware Maintenance Manual...
  • Page 99 When installing: When you install the wireless antenna set, 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 WAN antenna, AUX (blue) Wireless LAN antenna, AUX (black) Wireless LAN antenna, 3rd (white)
  • 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: Electronic Emission Notices

    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: Active Protection System Lenovo ThinkLight...
  • Page 104 Part Number: 0B48666 Printed in China (1P) P/N: 0B48666 *0B48666*...

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