Lenovo B470e Hardware Maintenance Manual
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Lenovo B470e Hardware Maintenance Manual

Lenovo B470e Hardware Maintenance Manual

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Hardware Maintenance Manual
Lenovo B470 and B470e

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  • Page 1 Hardware Maintenance Manual Lenovo B470 and B470e...
  • Page 2 Appendix A “Notices” on page 83. Second Edition (January 2012) © Copyright Lenovo 2011, 2012. LIMITED AND RESTRICTED RIGHTS NOTICE: If products, data, computer software, and services are delivered pursuant a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth...

  • Page 3: Table Of Contents

    Hibernation mode ... Chapter 5. Lenovo B470 and B470e. . 37 Specifications ....Status indicators ....
  • 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 2011, 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

    To download software fixes, drivers, and BIOS, do as follows: 1. Go to http://consumersupport.lenovo.com/. 2. Enter a serial number or select a product or use Lenovo smart downloading. 3. Select the BIOS/Driver/Applications. 4. Follow the directions on the screen and install the necessary software.

  • Page 34: Important Notice For Replacing A System Board

    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 2011, 2012...

  • Page 36: Power System Checkout

    • Diskette drive damage caused by pressure on the diskette drive cover, foreign material in the drive, or the insertion of a diskette with multiple labels • Damaged or bent diskette eject button • Fuses blown by attachment of a nonsupported device •...

  • Page 37: Checking Operational Charging

    • If the problem persists, go to Chapter 5 “Lenovo B470 and B470e” on page 37. 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.
  • Page 38 Hardware Maintenance Manual...

  • Page 39: Chapter 4. Related Service Information

    Lenovo computer includes a hidden partition when it is shipped. If you need to restore the system to the point of your first boot up, just enter Lenovo OneKey Rescue System and run Restore to factory default.

  • Page 40: Supervisor Password

    Supervisor password A supervisor password (SVP) protects the system information stored in the BIOS. The user must enter the SVP in order to get access to the BIOS and change the system configuration. Attention: If the SVP has been forgotten and cannot be made available to the service technician, there is no service procedure to reset the password.
  • Page 41 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 42 Hardware Maintenance Manual...

  • Page 43: Chapter 5. Lenovo B470 And B470E

    Chapter 5. Lenovo B470 and B470e This chapter presents the following product-specific service references and parts information: • “Specifications” on page 37 • “Status indicators” on page 38 • “Fn key combinations” on page 40 Specifications This topic presents the physical specifications of the computer.

  • Page 44: Status Indicators

    • RJ45 x 1 • HDMI port (on some models) • 6 in1 card reader (SD/SDHC/MMC/MS/MS-pro/xD) • For Lenovo B470: USB 2.0 x 4 (one combo with E-SATA ) For Lenovo B470e: USB 2.0 x 3 • 1/8" Stereo Headphone Output Jack •...
  • Page 45 20% and 80% of its capacity. Wireless status • White: Any one of the wireless devices is enabled. • Off: All the wireless devices are disabled. Chapter 5 Lenovo B470 and B470e...

  • Page 46: Fn Key Combinations

    Fn key combinations The following table shows the function of each combination of Fn with a function key. Table 3. Function key combinations Key combination Fn+Esc Fn+F1 Fn+F2 Fn+F3 Fn+F4 Fn+F5 Fn+F6 Fn+F8 Fn+F9 Fn+F10 Fn+F11 Fn+F12 Fn+PrtSc Fn+Home Fn+End Fn+PgUp Fn+PgDn Fn + up/down arrow...

  • Page 47: Chapter 6. Fru Replacement Notices

    CRU; and (2) you may be charged for the replacement CRU if Lenovo does not receive the defective part within thirty (30) days of your receipt of the replacement CRU. See your Lenovo Limited Warranty documentation for full details.
  • Page 48 • Torque driver If you have a torque driver, refer to the “Torque” column for each step. • Make sure that you use the correct screw. If you have a torque screwdriver, tighten all screws firmly to the torque shown in the table. Never use a screw that you removed. Use a new one. Make sure that all of the screws are tightened firmly.

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

    CRU; and (2) you may be charged for the replacement CRU if Lenovo does not receive the defective part within thirty (30) days of your receipt of the replacement CRU. See your Lenovo Limited Warranty documentation for full details.

  • Page 50: 1010 Battery Pack

    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. Unlock the battery latch . Holding the battery lock lever in the unlocked position pack in the direction shown by the arrow When installing: Install the battery pack in the slot.

  • Page 51: 1030 Bottom Slot Cover

    Removal steps of dummy cards Remove the dummy card in the direction shown by the arrows 1030 Bottom slot cover For access, remove this FRU: • “1010 Battery pack” on page 44 Removal steps of hard disk drive, memory module, and mini PCI Express Card slot compartment cover Loosen screws , then remove the compartment cover Step...

  • Page 52: 1050 Optical Drive

    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. • Before removing the drive, have the user make a backup copy of all the information on it if possible. •...

  • Page 53: 1060 Memory Modules

    Removal steps of the optical drive Remove the screw , insert a screwdriver into the screw hole and push the optical drive in the direction shown by the arrow . Pull the optical drive out in the direction shown by the arrow Step Screw (quantity) M2 ×...

  • Page 54: 1070 Pci Express Mini Card For Wireless Lan/Wan

    Removal steps of memory modules Release the two latches on both edges of the socket at the same time in the direction shown by the arrows , and then unplug the DIMM in the direction shown by the arrow 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 ( When installing: Insert the notched end of the memory module into the socket.

  • Page 55: 1080 Keyboard

    Removal steps of PCI Express Mini Card for wireless LAN/WAN Disconnect the two wireless LAN cables (black, white) In step , unplug the jacks by using the removal tool antenna RF connector (P/N: 08K7159) or pick the connectors with your fingers and gently unplug them in the direction of the arrow. Note: Some models might have a third white antenna cable.
  • Page 56 Removal steps of keyboard Remove screws When installing: Make sure the screws have been fastened to secure to keyboard. Step Screw (quantity) M2.5 × 7 mm, flat-head, nylon-coated (3) Carefully lift the keyboard until you can see how it’s connected. Hold the keyboard above the computer, and then detach the connector in the direction shown by the arrows When installing: Make sure that the FPC connector is attached firmly.

  • Page 57: 1090 Keyboard Bezel

    1090 Keyboard bezel For access, remove these FRUs in order: • “1010 Battery pack” on page 44 • “1030 Bottom slot cover” on page 45 • “1050 Optical drive” on page 46 • “1080 Keyboard” on page 49 Removal steps of keyboard bezel Remove screws that secure the keyboard bezel.
  • Page 58 Detach the FPC connectors in the direction shown by arrows . Unplug two microphone connectors in the direction shown by the arrow , and the LCD connector in the direction shown by the arrow When installing: Make sure that the connectors are attached firmly to the system board. Remove the keyboard bezel in the direction shown by the arrow Hardware Maintenance Manual...

  • Page 59: 1100 System Board Assembly

    Remove the screw and then remove the power board Step Screw (quantity) M2 × 3 mm, flat-head, nylon-coated (1) 1100 System board assembly Important notices for handling the system board: When handling the system board, bear the following in mind. •...
  • Page 60 Removal steps of system board Remove screws . Unplug the microphone connectors in the direction shown by arrows Step Screw (quantity) M2 × 7 mm, flat-head, nylon-coated (2) When installing: Make sure that all the connectors are attached firmly. Hardware Maintenance Manual Color Torque Black...

  • Page 61: 1110 Lcd Unit

    Remove the system board in the direction shown by the arrow When installing: When attaching the system board to the base cover, adjust the placement of the wireless switch and the GPU switch as shown in jack are attached to the holes on the base cover as shown in jacks might cause a damage.
  • Page 62 Removal steps of LCD unit Release the antenna cables from the cable guides in the direction shown by the arrows screws Step Screw (quantity) M2 × 5 mm, flat-head, nylon-coated (4) When installing: • Route the antenna cables along the cable guides. As you route the cables, make sure that they are not subjected to any tension.

  • Page 63: 1120 Fan Assembly And Heat Sink Assembly

    1120 Fan assembly and heat sink assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 44 • “1020 Dummy card” on page 44 • “1030 Bottom slot cover” on page 45 • “1040 Hard disk drive” on page 45 •...
  • Page 64 Note: Loosen the screws , but do not remove them. Lift the fan assembly and heat sink assembly in the direction shown by the arrow Note: Be careful not to damage the connector. Hardware Maintenance Manual...

  • Page 65: 1130 Cpu

    Attention: Do not handle the heat sink assembly roughly. Improper handling can cause distortion or deformation and imperfect contact with components. When installing: Before you attach the fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, on the part marked application of grease can cause a thermal problem due to imperfect contact with a component.

  • Page 66: 1140 Base Cover, Speakers Assembly And Bluetooth Daughter Card

    Removal steps of CPU Rotate the head of the screw in the direction shown by the arrow When installing: Place the CPU above the CPU socket, and then rotate the head of the screw in the direction shown by arrow to secure the CPU.
  • Page 67 Removal steps of base cover, speakers assembly and bluetooth daughter card Remove the power assembly in the direction shown by the arrow Remove screws , and then remove the speakers assembly in the direction shown by arrows Step Screw (quantity) M2 ×...

  • Page 68: 1150 Lcd Front Bezel

    Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds. If the Windows Certificate of Authentication label (COA) 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.

  • Page 69: 1160 Lcd Panel, Lcd Cable, And Hinges

    Removal steps of LCD bezel Remove the screws Step Screw (quantity) M2.5 × 4 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. 1160 LCD panel, LCD cable, and hinges For access, remove these FRUs in order: •...
  • Page 70 • “1050 Optical drive” on page 46 • “1060 Memory modules” on page 47 • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 48 • “1080 Keyboard” on page 49 • “1090 Keyboard bezel” on page 51 • “1100 System board assembly”...

  • Page 71: 1170 Integrated Camera

    Remove the screws and then remove the hinges in the direction shown by the arrows Step Screw (quantity) M2 × 3 mm, flat-head, nylon-coated (4) Peel off the adhesive tape and detach the connector in the direction shown by the arrow When installing: Make sure that the connector is attached firmly.

  • Page 72: 1180 Antenna Assembly And Lcd Cover

    Removal steps of integrated camera Remove the integrated camera from the LCD cover 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 the connector is attached firmly.
  • Page 73 Removal steps of antenna assembly and LCD 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 74 Hardware Maintenance Manual...

  • Page 75: Chapter 8. Locations

    Chapter 8. Locations This chapter presents the locations of Lenovo B470 and B470e hardware components. Front view Integrated camera (on some models) Wireless module antennas (on some models) Speakers Power button OneKey Rescue System button Built-in microphone : For the description of the indicator, see “Status indicators” on page 38.

  • Page 76: Right-Side View

    Right-side view Headphone jack Microphone jack Bottom and left-side view Security keyhole Power jack Fan louvers VGA port RJ-45 port HDMI port (on some models) eSATA/USB combo port (on some models) The hard disk drive, memory module, and Mini PCI Express Card are placed underneath. Hardware Maintenance Manual USB connectors Optical drive (on some models)

  • Page 77: Chapter 9. Parts List

    CRU; and (2) you may be charged for the replacement CRU if Lenovo does not receive the defective part within thirty (30) days of your receipt of the replacement CRU. See your Lenovo Limited Warranty documentation for full details.

  • Page 78: Overall

    Overall Hardware Maintenance Manual...
  • Page 79 Table 4. Parts list—Overall FRU (Overall) LCD unit (see “LCD FRUs” on page 75.) Keyboard (see “Keyboard” on page 77.) LB47 UPPER CASE W/TOUCHPAD&MICROPHONE LB47L Upper Case W/MIC/TP 6M.4VDCS.002 LB47 POWER BOARD LA47 FINGER PRINT BOARD LB47 MB UMA FOR DUAL CORE W/RTC BATTERY LA47 SD DUMMY CARD Intel I7-2620M 2.7G 4M 2c J1 PGA processor Intel I5-2540M 2.6G 3M 2c J1 PGA processor...
  • Page 80 Table 4. Parts list—Overall (continued) FRU (Overall) DDRIII 1333 2GB, RMT3020EF48E8W-1333 (Rev F/1Gb/ 60nm) DDRIII 1333 2GB, SY321NH08HAF (Vega/2Gb/44nm) DDRIII 1333 4GB, M471B5273CH0-CH9 (Rev C/2Gb/ 46nm) DDRIII 1333 4GB, HMT351S6BFR8C-H9 N0 (Vega/2Gb/ 44nm) DDRIII 1333 4GB, MT16JSF51264HZ-1G4D1 (Rev V69A/ 2Gb/50nm) WLAN card, 802.11a/g/n &&...

  • Page 81: Lcd Frus

    LA47 BLUETOOTH CABLE 50.4KZ09.001 – LB47L I/O Board W/IO Cable 55.4VD02.001G LCD FRUs In Lenovo B470 and B470e models, the type of LCD is 14-inch high definition (HD) TFT LCD (Table 5 “Parts list - LCD” on page 76). FRU no. 16004189...
  • Page 82 Table 5. Parts list - LCD LB47 LCD BEZEL W/CAMERA HOLE LB47L LCD Bezel WO/Camera Hole LB47L LCD Bezel W/Camera Hole LB47 LCD BEZEL SCREW MYLAR 40.4KZ20.001 14.0 HD LED Panel, B140XW01 V8 14.0 HD LED Panel, N140BGE-L21 14.0 HD LED Panel, LP140WH4-TLA1 14.0 HD LED Panel, LTN140AT16-L01 14.0 HD LED Panel, HT140WXB-501 14.0 HD LED Panel, M140NWR2 R1...

  • Page 83: Keyboard

    Table 5. Parts list - LCD (continued) LB47 CAMEAR VGA CHICONY/LITEON/BISON LZ57 CAMEAR 0.3M VGA 10P2SF016B LITEON LB47L Camera 0.3M VGA 10P2SF016 LITEON LB47 LCD CABLE LB47L LCD Cable 50.4VD01.001 LB47 LCD COVER FOR WIMAX W/ANTENNA LB47L LCD Cover W/Antenna 60.4VD02.001 LB47 LED BOARD W/CABLE 50.4MA02.001 –...

  • Page 84: Miscellaneous Parts

    90 W, Liteon PA-1900-56LC, 20 V, 4.5 A adapter (330PF) 90 W, Chicony CPA-A090, 20 V, 4.5 A adapter (330PF) Power cords A Lenovo power cord for a specific country or region is usually available only in that country or region: Hardware Maintenance Manual FRU no.
  • Page 85 Table 9. Parts list - 3-pin power cords (Linetek) Country or region Africa • LS15+H03VV-F+PE-364, 1 m Argentina • LS15+H03VV-F+LP39, 1 m Australia • LS15+H03VV-F+LP-23A, 1 m Brazil • LS15 H03VV-F LP26A, 1 m • PC323+RVV300/300+LS15, 1 m • LP-34+H03VV-F + LS15, 1 m Danmark •...
  • Page 86 Table 10. Parts list - 3-pin power cords (Longwell) (continued) Country or region Australia • LP-23A+LFC-3R+LS-18, 1 m Brazil • LP-46+H03VV-F+LS-18, 1 m • LSG-31+RVV300/300+LS-18, 1 m • Longwell LP-34A+H03VV-F+LS-18, 1 m Danmark • LP-40+H03VV-F+LS-18, 1 m Indian • LP-67+BIS+LS-18, 1 m Israel •...
  • Page 87 Table 11. Parts list - 3-pin power cords (Volex) (continued) Country or region • LSG-31+RVV300/300+LS-18, 1 m • LP-34A+H03VV-F+LS-18, 1 m Danmark • LP-40+H03VV-F+LS-18, 1 m Indian • LP-67+BIS+LS-18, 1 m Israel • LP-41+H03VV-F+LS-18, 1 m Italy • LP-22+H03VV-F+LS-18, 1 m Japan •...
  • Page 88 Hardware Maintenance Manual...

  • Page 89: 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 90: Trademarks

    Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Lenovo OneKey Rescue Windows is a trademark of the Microsoft group of companies. Intel is a trademark of Intel Corporation or its subsidiaries in the United States, other countries, or both.
  • Page 92 Part Number: Printed in China (1P) P/N:...

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