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Lenovo B580 Hardware Maintenance Manual

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  • Page 1 Hardware Maintenance Manual Lenovo B580...
  • 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

    ... . ac power adapters ... . . Chapter 5. Lenovo B580 ..37 Power cords .
  • Page 4 Hardware Maintenance Manual...

  • Page 5: About This Manual

    • The product-specific section includes service, reference, and product-specific parts information. Important: • This manual is intended only for trained service technicians who are familiar with Lenovo products. Use this manual to troubleshoot problems effectively. • Before servicing a Lenovo product, be sure to read all the information under Chapter 1 “Safety information”...
  • 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 2012...

  • 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

    4. Check for cracked or bulging batteries. 5. Remove the cover. 6. Check for any obvious non-Lenovo alterations. Use good judgment as to the safety of any non-Lenovo alterations. 7. Check inside the unit for any obvious unsafe conditions, such as metal filings, contamination, water or other liquids, or signs of fire or smoke damage.

  • Page 10: Grounding Requirements

    2. Make sure 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. • Avoid contact with other people. •...
  • Page 11 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: Laser Compliance Statement (Multilingual Translations)

    Laser compliance statement (multilingual translations) The laser compliance statements in this section are provided in the following languages: • English • Arabic • Brazilian Portuguese • French • German • Hebrew • Japanese • Korean • Spanish • Traditional Chinese Chapter 1 Safety information...
  • Page 26 Hardware Maintenance Manual...
  • Page 27 Chapter 1 Safety information...
  • Page 28 Hardware Maintenance Manual...
  • Page 29 Chapter 1 Safety information...
  • Page 30 Hardware Maintenance Manual...
  • Page 31 Chapter 1 Safety information...
  • Page 32 Hardware Maintenance Manual...

  • Page 33: Chapter 2. Important Service Information

    After a system board is replaced, ensure that the latest BIOS is installed to the system board before completing the service action. To download software fixes, drivers, and BIOS, do the following: 1. Go to http://www.lenovo.com/support. 2. Click Download Drivers & Software. The Web site offers three options to begin your search: • Search by product number •...

  • Page 34: Strategy For Replacing A Hard Disk Drive

    Note: RoHS and non-RoHS FRU part numbers with the same fit and function are identified by the unique FRU part numbers. Lenovo plans to transit to RoHS compliance before the implementation date and expects its suppliers to be ready to meet Lenovo’s requirements and schedule in the European Union. Products sold between 2005 and 2006 might contain some RoHS compliant FRUs.

  • Page 35: Chapter 3. General Checkout

    • Damage caused by liquid spilled into the system • Damage caused by the improper insertion of a PC Card or the installation of an incompatible card • Improper disc insertion or use of an optical drive © Copyright Lenovo 2012...

  • Page 36: Power System Checkout

    3. If the voltage is not correct, replace the ac power adapter. 4. If the voltage is acceptable, do the following: • Replace the system board. • If the problem persists, go to Chapter 5 “Lenovo B580” on page 37. Hardware Maintenance Manual...

  • Page 37: Checking Operational Charging

    Note: Noise from the ac power adapter does not always indicate a defect. Checking operational charging To check whether the battery charges properly during operation, use a discharged battery pack or a battery pack that has less than 50% of the total power remaining when installed in the computer. Perform operational charging.
  • Page 38 Hardware Maintenance Manual...

  • Page 39: Chapter 4. Related Service Information

    Passwords As many as two passwords might be needed for a Lenovo 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 will be displayed on the screen whenever the computer is turned on.

  • Page 40: Power Management

    Power management Note: Power management modes are not supported for APM operating system. To reduce power consumption, the computer has three power management modes: screen blank, sleep, and hibernation. Screen blank mode If the time set on the “Turn off monitor” timer in the operating system expires, the LCD backlight turns off. You also can turn off the LCD backlight by pressing Fn+F2.
  • Page 41 • If a “hibernation time” has been set on the timer, and if the user does not do any operation with the keyboard, the hard disk drive, the parallel connector, or the diskette drive within that time. • If the timer conditions are satisfied in suspend mode. When the power is turned on, the computer returns from hibernation mode and resumes operation.
  • Page 42 Hardware Maintenance Manual...

  • Page 43: Chapter 5. Lenovo B580

    • “Fn key combinations” on page 39 Specifications This topic lists the physical features for the Lenovo B580 models. Processor • See the system properties of your computer. You can do this as follows: Click Start, right-click Computer; then from the pull down menu select Properties.

  • Page 44: Status Indicators

    • 12.7 mm Rambo optical drive Wireless features • Integrated wireless LAN • Integrated Bluetooth (on some models) • Integrated WiMAX • 100/1000 Mbps Ethernet communication Security features • Fingerprint reader Status indicators This chapter presents the system status indicators that show the status of the computer. Table 1.

  • Page 45: Fn Key Combinations

    Fn+PrtSc Activate the system request. Fn+Home Activate the pause function. Fn+End Activate the break function. Fn + up/down arrow Increase or decrease the display brightness level. Fn + left/right arrow Increase or decrease the sound volume. Chapter 5 Lenovo B580...
  • Page 46 Hardware Maintenance Manual...

  • Page 47: Chapter 6. Fru Replacement Notices

    This chapter presents notices related to removing and replacing parts. Read this chapter carefully before replacing any FRU. Screw notices Loose screws can cause a reliability problem. In the Lenovo notebook computer, this problem is addressed with special nylon-coated screws that have the following characteristics: • They maintain tight connections.
  • Page 48 Hardware Maintenance Manual...

  • Page 49: Chapter 7. Removing And Replacing A Fru

    (ESD) strap (P/N 6405959). 1010 Battery pack Removal steps of battery pack DANGER Use only the battery specified in the parts list for your computer. Any other battery could ignite or explode. © Copyright Lenovo 2012...

  • Page 50: 1020 Bottom Slot Cover

    Unlock the spring-loaded battery latch . Holding the manual battery latch in the unlocked position, remove the battery pack in the direction shown by the arrow When installing: Install the battery pack in the slot. Make sure that the battery latches are in the locked position.
  • Page 51 Removal steps of optical drive Remove the screw Step Screw (quantity) Color Torque Black 1.85 kgfcm M2 × 3 mm, flat-head, nylon-coated (1) Insert a screwdriver into the screw hole and push the optical drive in the direction shown by the arrow Then remove the optical drive.

  • Page 52: 1040 Memory Modules

    Remove the screws and then remove the optical drive bracket. Torque Step Screw (quantity) Color M2 × 3 mm, flat-head, nylon-coated (2) Black 1.85 kgfcm 1040 Memory modules For access, remove these FRUs in order: • “1010 Battery pack” on page 43 •...

  • Page 53: 1050 Hard Disk Drive Assembly

    Note: If only one memory module is used on the computer you are servicing, the card must be installed in SLOT-0 ( : lower slot), but not in SLOT-1 ( : upper slot). 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 54 Removal steps of hard disk drive assembly Remove the screw , then pull the tab in the direction shown by the arrow Step Screw (quantity) Color Torque Black M2 × 3 mm, flat-head, nylon-coated (1) 1.85 kgfcm Remove the hard disk drive from the slot When installing: Make sure that the hard disk drive connector is attached firmly.

  • Page 55: 1060 Pci Express Mini Card For Wireless Lan

    Removal steps of hard disk drive bracket Remove the screws Step Screw (quantity) Color Torque M3 × 4 mm, flat-head, nylon-coated (4) Silver 4 kgfcm Remove the hard disk drive bracket as shown by the arrow 1060 PCI Express Mini Card for wireless LAN For access, remove these FRUs in order: •...
  • Page 56 Removal steps of PCI Express Mini Card for wireless LAN In steps , disconnect the cables from the card using the removal tool antenna RF connector (P/N: 08K7159) or pick up the cables with your fingers and then gently disconnecting the cable from the card in the direction of the arrows.

  • Page 57: 1070 Msata Solid State Drive

    1070 mSATA solid state drive For access, remove these FRUs in order: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 Attention: • Do not drop the drive or apply any physical shock to it. The drive is sensitive to physical shock. Improper handling can cause damage and permanent loss of data.

  • Page 58: 1080 Backup Battery

    Remove the mSATA solid state drive 1080 Backup battery Removal steps of backup battery DANGER Use only the battery specified in the parts list for your computer. Any other battery could ignite or explode. Insert a screwdriver into the backup battery hole and push the backup battery until the battery pops up. When installing: Make sure that the connector is attached firmly.

  • Page 59: 1090 Keyboard

    1090 Keyboard For access, remove these FRUs in order: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 Removal steps of keyboard Remove the screws When installing: Make sure that the screws have been fastened to secure the keyboard. Step Screw (quantity) Color...
  • Page 60 Remove the keyboard in the direction shown by the arrow Carefully lift the keyboard until you can see how it’s connected. Hold the keyboard above the computer , and then detach the keyboard connector Hardware Maintenance Manual...

  • Page 61: 1100 Keyboard Bezel

    When installing: Make sure that the keyboard connector is attached firmly. 1100 Keyboard bezel For access, remove these FRUs in order: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 • “1030 Optical drive” on page 44 •...
  • Page 62 Removal steps of keyboard bezel Remove the screws that secure the keyboard bezel. Torque Step Screw (quantity) Color M2.5 × 8 mm, flat-head, nylon-coated (10) Black 4.0 kgfcm M2 × 3 mm, flat-head, nylon-coated (3) Black 1.85 kgfcm Remove the screws Torque Step Screw (quantity)
  • Page 63 Detach the connectors. When installing: Make sure that all the connectors are attached firmly. Remove the keyboard bezel. Chapter 7 Removing and replacing a FRU...

  • Page 64: 1110 Fingerprint Board And Led Board

    1110 Fingerprint board and LED board For access, remove these FRUs in order: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 • “1030 Optical drive” on page 44 • “1090 Keyboard” on page 53 •...

  • Page 65: 1120 Power Board And Touch Pad Bracket

    Removal steps of LED board Peel off the mylar tape . Then remove the LED board 1120 Power board and touch pad bracket For access, remove these FRUs in order: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 •...

  • Page 66: 1130 Microphone Assembly

    Removal steps of power board Remove the screw and then remove the power board Step Screw (quantity) Color Torque M2 × 3 mm, flat-head, nylon-coated (1) Black 1.85 kgfcm Removal steps of touch pad bracket Remove the screw and then remove the touch pad bracket Torque Step Screw (quantity)

  • Page 67: 1140 I/O Board

    When installing: Make sure that the connector is attached firmly to the system board. 1140 I/O board For access, remove these FRUs in order: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 • “1030 Optical drive”...

  • Page 68: 1150 System Board Assembly And Usb Board

    Removal steps of I/O board Remove the screws , and then detach the cable . Remove the I/O board Step Screw (quantity) Color Torque M2 × 5 mm, flat-head, nylon-coated (2) Black 1.85 kgfcm When installing: Make sure that the cable is attached firmly to the system board. 1150 System board assembly and USB board Important notices for handling the system board: When handling the system board, bear the following in mind:...
  • Page 69 For access, remove these FRUs in order: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 • “1030 Optical drive” on page 44 • “1040 Memory modules” on page 46 • “1050 Hard disk drive assembly” on page 47 •...
  • Page 70 Detach the DC-in cable . Remove the system board in the direction shown by the arrow Removal steps of USB board Remove the screw , and then detach the connectors as shown in the following illustration. Remove the USB board Step Screw (quantity) Color...

  • Page 71: 1160 Dc-In Connector

    1160 DC-in connector For access, remove these FRUs in order: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 • “1030 Optical drive” on page 44 • “1040 Memory modules” on page 46 • “1050 Hard disk drive assembly”...

  • Page 72: 1170 Thermal Module

    1170 Thermal module For access, remove these FRUs in order: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 • “1030 Optical drive” on page 44 • “1040 Memory modules” on page 46 • “1050 Hard disk drive assembly”...
  • Page 73 Loosen the screws Note: Different models might have different numbers of screws. Lift the fan assembly in the direction shown by the arrow Note: Be careful not to damage the connector. Chapter 7 Removing and replacing a FRU...

  • Page 74: 1180 Cpu

    When installing: Before you attach the thermal module to the computer, apply thermal grease, at an amount of 0.2 grams, on the part marked as shown in the following illustration. Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component. For models with a discrete thermal module For models with an integrated thermal module 1180 CPU...

  • Page 75: 1190 Lcd Unit

    • “1090 Keyboard” on page 53 • “1100 Keyboard bezel” on page 55 • “1130 Microphone assembly” on page 60 • “1150 System board assembly and USB board” on page 62 • “1170 Thermal module” on page 66 Attention: The CPU is extremely sensitive. When you service the CPU, avoid any kind of rough handling. Removal steps of CPU Rotate the head of the screw in the direction shown by the arrow to release the lock, then remove the...
  • Page 76 • “1100 Keyboard bezel” on page 55 • “1130 Microphone assembly” on page 60 • “1140 I/O board” on page 61 • “1150 System board assembly and USB board” on page 62 • “1160 DC-in connector” on page 65 Removal steps of LCD unit Release the antenna cables from the cable guides.

  • Page 77: 1200 Speaker Assembly

    Remove the LCD unit in the direction shown by the arrow 1200 Speaker assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 • “1030 Optical drive” on page 44 •...

  • Page 78: 1210 Base Cover

    Removal steps of speaker assembly Remove the screws . Then remove the speaker assembly Step Screw (quantity) Color Torque Black M2.5 × 5.7 mm, flat-head, nylon-coated (4) 4.0 kgfcm 1210 Base cover For access, remove these FRUs in order: • “1010 Battery pack”...

  • Page 79: 2010 Lcd Front Bezel

    If the Windows Certificate of Authentication label (COA) 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 system and what the label part number, serial number, and product key were. The following labels need to be peeled off from the old base cover, and need to be put on the new base cover.

  • Page 80: 2020 Integrated Camera

    Removal steps of LCD front bezel Remove the screws Step Screw (quantity) Color Torque Black 1.85 kgfcm M2 × 3.5 mm, flat-head, nylon-coated (2) Remove the LCD front bezel in the direction shown by the arrows When installing: Make sure that all the latches are attached firmly. Then secure the bezel with the screws. 2020 Integrated camera For access, remove these FRUs in order: •...

  • Page 81: 2030 Lcd Panel, Lcd Cable, And Hinges

    Removal steps of integrated camera Remove the integrated camera from the LCD cover as shown in the following illustration. Note: The integrated camera is stuck on the top center of the LCD cover. When installing: Stick the integrated camera to the top center of the LCD cover and adjust the placement to make sure that the connector is attached firmly.
  • Page 82 Removal steps of LCD panel and LCD cable Remove the screws . Then remove the LCD panel in the direction shown by the arrow Step Screw (quantity) Color Torque Black M2 × 3.5 mm, flat-head, nylon-coated (6) 1.85 kgfcm Turn over the LCD panel .

  • Page 83: 2040 Antenna Assembly And Lcd Rear Cover

    Removal steps of hinges Remove the screws . Then remove the hinges Torque Step Screw (quantity) Color M2 × 3.5 mm, flat-head, nylon-coated (4) Black 1.85 kgfcm 2040 Antenna assembly and LCD rear cover For access, remove these FRUs in order: •...
  • Page 84 Removal steps of antenna assembly and LCD rear cover Release the antenna cables from the cable guides of the LCD rear cover assembly and from the hinges in the direction shown by the arrows Cable routing: Route the antenna cables along the cable guides and secure the antenna boards with adhesive tapes.

  • Page 85: Chapter 8. Locations

    Chapter 8. Locations This chapter presents the locations of the Lenovo B580 hardware components. Front and right-side view Figure 1. Lenovo B580 front and right-side view Integrated camera (on some models) Combo audio jack Wireless module antennas Media card reader slot...

  • Page 86: Bottom And Left-Side View

    Bottom and left-side view Figure 2. Lenovo B580 bottom and left-side view Monitor connector Battery latch (manual) Battery pack Ethernet connector Battery latch (spring loaded) HDMI port Security keyhole USB 3.0 connectors Fan louvers Bottom slot cover : The memory modules, hard disk drive, and wireless cards are located underneath the bottom slot cover.

  • Page 87: Chapter 9. Parts List

    • “Miscellaneous parts” on page 88 • “ac power adapters” on page 89 • “Power cords” on page 90 Note: Each FRU is available for all types or models, unless specific types or models are specified. © Copyright Lenovo 2012...

  • Page 88: Overall

    Overall Table 3. Parts list—Overall FRU (Overall) FRU no. LCD unit (see “LCD FRUs” on page 85.) LB58 Power Board 90000235 LB58 LED Board W/Cable 90200814 Hardware Maintenance Manual...
  • Page 89 Table 3. Parts list—Overall (continued) FRU no. FRU (Overall) LB58 Upper Case W/TP 90200819 LB58 FingerPrint Board 90000236 LB58 USB Board 90000233 LB58 Speaker R 90200832 121500047 Battery, 6CELL 2.2Ah，Sanyo 2.2Ah 48Wh 6cell battey Battery, 6CELL 2.2Ah, LG 2.2Ah 48Wh 6cell battey 121500049 121500050 Battery, 6CELL 2.2Ah, SMP 2.2Ah 48Wh 6cell battey...
  • Page 90 Table 3. Parts list—Overall (continued) FRU no. FRU (Overall) SSD, mSATA 16G, Sandisk, U100 mSATA SDSA5DK-016G 16200215 20200100 WLAN, Non-Intel 1x1 11bgn + BT4.0 Combo, Broadcom 4313 + 20702 20200101 WLAN, Non-Intel 2x2 11abgn + BT4.0 Combo, Broadcom 43228 + 20702 20200098 20200099 WLAN, Intel 2x2 11bgn + BT4.0 Combo, Jackson Peak 1...

  • Page 91: Lcd Frus

    LCD FRUs In Lenovo B580 models, the type of LCD is 15.6-inch high definition (HD) TFT LCD (Table 4 “Parts list - LCD” on page 85). Table 4. Parts list - LCD FRU no. LB58 LCD Bezel 90200824 LB58 Hinge L+R...

  • Page 92: Keyboard

    Table 4. Parts list - LCD (continued) FRU no. Panel, 15.6 HD Wedge Anti-Glare, AUO, B156XTN02.1 18200649 Panel, 15.6 HD Wedge Anti-Glare, SEC, LTN156AT24-401 18200650 Panel, 15.6 HD Wedge Anti-Glare, CMI, N156BGE-L11 18200651 Panel, 15.6 HD Wedge Anti-Glare, LGD, LP156WH4-TLP1 18200652 Keyboard Table 5.
  • Page 93 Table 6. Parts list - Keyboard (Sunrex) Language FRU no. Arabic 25204656 Belgian 25204664 Brazilian Portuguese 25204657 Bulgarian 25204670 25204669 Czech, Slovak C& Nordics 25204663 Dutch 25204659 French 25204654 French, English 25204650 German 25204655 Greek 25204660 Hebrew 25204661 Hungarian 25204662 Icelandic 25204665 Indian...

  • Page 94: Miscellaneous Parts

    Table 7. Parts list - Keyboard (Chicony) (continued) Language FRU no. C& Nordics 25204603 Dutch 25204599 French 25204595 French, English 25204591 German 25204596 Greek 25204600 Hebrew 25204601 Hungarian 25204602 Indian 25204611 Icelandic 25204605 Italian 25204585 Japanese 25204584 Korean 25204592 Latin 25204590 Portuguese 25204589...

  • Page 95: Ac Power Adapters

    Table 8. Parts list - Miscellaneous parts (continued) FRU no. (i) LB58 TP Bracket 90200820 (j) LB58 TP Cable 90200813 (k) LB58 LCD Cable 90200812 LB58 Microphone Rubber 90200830 LB58 LCD Bezel Screw Pad 90200831 Note: Italicized letters in parentheses are references to the exploded view in “Overall” on page 82. ac power adapters Table 9.

  • Page 96: Power Cords

    36200032 Chicony Power HP-BT090E13LF, EPA model Power cords A Lenovo power cord for a specific country or region is usually available only in that country or region. Table 13. Parts list - 3-pin power cords (Linetek) Country or region FRU no.
  • Page 97 Table 13. Parts list - 3-pin power cords (Linetek) (continued) FRU no. Country or region Taiwan 145000588 • LINETEK LS15+VCTF+LP-53 1 m U.K. 145000593 • LINETEK LP-61L+ H03VV-F+ LS15 1 m 145000594 • LINETEK LP-30B + SPT-2 + LS15 1 m Table 14.
  • Page 98 Table 14. Parts list - 3-pin power cords (Longwell) (continued) FRU no. Country or region U.K. 145000561 • Longwell LP-61L+H03VV-F+LS-18 1 m 145000562 • Longwell LP-30B+SPT-2 18AWG+LS-18 1 m Table 15. Parts list - 3-pin power cords (Volex) FRU no. Country or region Argentina 145000528...
  • Page 99 Table 16. Parts list - 2-pin power cords (Linetek) FRU no. Country or region Africa 145500024 • LINETEK PE364("O")+H03VVH2-F+LS7H 1 m Argentina 145500030 • LINETEK LP40+H03VVH2-F+LS7H 1 m Australia 145500023 • LINETEK LP15A+H03VVH2-F+LS7 1 m Brazil 145500028 • LINETEK LP25+H03VVH2-F+LS7H 1 m 145500018 •...
  • 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 Emissions Notices

    For electronic emission information on Class B digital devices, refer to the corresponding information in the User Guide. Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Lenovo OneKey Windows is the trademark of the Microsoft group of companies.

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