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Lenovo ThinkPad Edge E420 Hardware Maintenance Manual
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Lenovo ThinkPad Edge E420 Hardware Maintenance Manual

Lenovo ThinkPad Edge E420 Hardware Maintenance Manual

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Hardware Maintenance Manual
ThinkPad Edge E420 and E425

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Summary of Contents for Lenovo ThinkPad Edge E420

  • Page 1 Hardware Maintenance Manual ThinkPad Edge E420 and E425...
  • Page 2 Appendix A “Notices” on page 121. Third Edition (August 2011) © Copyright Lenovo 2011. 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

    1080 PCI Express Mini Card for wireless WAN for Checking the backup battery ..ThinkPad Edge E420 models ..1080 mSATA solid state drive for ThinkPad Edge Chapter 4.
  • Page 4 1190 LCD unit ....Keyboard ....2010 LCD bezel assembly ..Miscellaneous parts .

  • Page 5: About This Manual

    About this manual ® This manual contains service and reference information for the following ThinkPad products. ThinkPad Edge E420 Machine Type (MT) 1141 and 1167 ThinkPad Edge E425 MT 1198 Use this manual along with the advanced diagnostic tests to troubleshoot problems.
  • 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...

  • 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

    – Use caution; do not become a victim yourself. – Switch off power. – Send another person to get medical aid. Safety inspection guide The purpose of this inspection guide is to assist you in identifying potentially unsafe conditions. As each machine was designed and built, required safety items were installed to protect users and service technicians from injury.

  • 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

    – “FRU identification for CTO, CMV, and GAV products” on page 29 Important: • Advise customers to contact the Lenovo Customer Support Center if they need any assistance in obtaining or installing any software fixes, drivers, and UEFI BIOS downloads. Telephone numbers for Lenovo Support are available at: http://www.lenovo.com/support/phone...

  • Page 34: Strategy For Replacing A Hard Disk Drive

    0 in the system, and assigned drive C:. The hard disk drive will be seen as hard disk 1, and assigned drive D:. The mSATA drive is installed in the wireless WAN card slot of the computer. The Lenovo preloaded software is installed on the mSATA drive.

  • Page 35: 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 36 select SERVICE PARTS. Under “Parts Information by Date” select SYSTEM SERVICE PARTS. The list of service parts by description, with applicable machine type model and FRU will be displayed. Using the HMM For Key Commodities (Examples - hard disk drive, system board, microprocessor, LCD, and memory) Use the HMM as a back-up to PEW and eSupport to view the complete list of FRUs at the MT Model level.

  • Page 37: Chapter 3. General Checkout

    “What to do first” on page 31 • “Checkout guide” on page 32 – “Diagnostics using PC-Doctor for DOS” on page 32 – “Lenovo ThinkVantage Toolbox” on page 34 – “FRU tests” on page 35 • “Power system checkout” on page 36 ®...

  • Page 38: Checkout Guide

    PC-Doctor. Note: PC-Doctor for DOS is available at the following Web site: http://www.lenovo.com/support To create the PC-Doctor diagnostic CD, follow the instructions on the Web site. For some possible configurations of the computer, PC-Doctor might not run correctly. To avoid this problem, you need to initialize the computer setup by use of the ThinkPad Setup program before you run PC-Doctor.

  • Page 39: Testing The Computer

    Configuration utility for DOS. The utility is available on the following Web site: http://www.lenovo.com/support Testing the computer Note: The PC-Doctor for DOS CD-R/CD-RW disc supports only test of internal optical disc drives (CD-RW, CD-RW/DVD Combo, and DVD Multi drives) on ThinkPad computers.

  • Page 40: Lenovo Thinkvantage Toolbox

    Benchmark System DOS Shell Tech Support Form Battery Rundown Erase Drive Contents View PCDR Host Log Lenovo ThinkVantage Toolbox ® ® Lenovo ThinkVantage Toolbox is a diagnostic program that works through the Windows operating system. It enables you to view symptoms of computer problems and solutions for them, and includes automatic notification when action is required, computing assistance, advanced diagnostics, and diagnostic history.

  • Page 41: Fru Tests

    Web site. To run this program, do as follows: Windows 7: Click Start ➙ Control Panel ➙ System and Security ➙ Lenovo - System Health and Diagnostics. Windows XP: Click Start ➙ All Programs ➙ ThinkVantage ➙ Lenovo ThinkVantage Toolbox.

  • Page 42: Power System Checkout

    Table 1. FRU tests (continued) Applicable test TrackPoint or pointing If the TrackPoint does not work, check the configuration as specified in the ThinkPad device Setup program. If the TrackPoint is disabled, select Automatic to enable it. After you use the TrackPoint, the pointer may drift on the screen for a short time. This drift can occur when a slight, steady pressure is applied to the TrackPoint pointer.

  • Page 43: Checking Operational Charging

    Note: Output voltage of pin no.2 of the ac power adapter may different from the one you are servicing. 3. If the voltage is not correct, replace the ac power adapter. 4. If the voltage is acceptable, do the following: •...

  • Page 44: Checking The Backup 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 45: Chapter 4. Related Service Information

    Service Web site: When the latest maintenance diskette and the system program service diskette become available, they will be posted on http://www.lenovo.com/support. Restoring the factory contents by using Recovery Disc Set When the hard disk drive is replaced because of a failure, no product recovery program is on the new drive.

  • Page 46: Passwords

    2. Insert the Operating System Recovery Disc into the DVD drive. 3. Press F10 to save the ThinkPad Setup program configuration changes. Follow the instructions on the screen to begin the recovery process. 4. Select your language and click Next. 5.

  • Page 47: Supervisor Password

    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 48: Power Management

    To remove a user hard disk password that has been forgotten, when the supervisor password and the master hard disk password are known, do the following: 1. Turn on the computer. 2. When the ThinkPad logo is displayed, immediately press F1 to enter the ThinkPad Setup program. 3.

  • Page 49: Hibernation Mode

    Note: The computer does not accept any input immediately after it enters sleep (standby) mode. Wait a few seconds before taking any action to reenter operation mode. Hibernation mode In hibernation mode, the following occurs: • The system status, RAM, VRAM, and setup data are stored on the hard disk. •...

  • Page 50: Numeric Error Codes

    Numeric error codes Table 2. Numeric error codes Symptom or error (beeps, if any) FRU or action, in sequence 0187 System board. EAIA data access error - The access to EEPROM is failed. (two short beeps) 0189 System board. Invalid RFID configuration information area - The EEPROM checksum is not correct.

  • Page 51: Lcd-Related 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 52 2. Visually check each FRU for damage. Replace any damaged FRU. 3. Remove or disconnect all of the following devices: a. Non-ThinkPad devices b. Printer, mouse, and other external devices c. Battery pack d. Hard disk drive e. External diskette drive or optical drive f.

  • Page 53: Copyright Lenovo

    Power status • Green: The ac power adapter is connected. If a battery is installed on the computer, it is charged when this indicator is on. • Off: The ac power adapter is not connected. © Copyright Lenovo 2011...
  • Page 54 Table 6. Status indicators (continued) Indicator Meaning Sleep (standby) status 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 (standby), hibernation, or normal mode.

  • Page 55: Chapter 6. Special Keys

    (F8) is to change the brightness level temporarily. To change the default brightness level, use the Power Manager program, or go into Control Panel ➙ Performance and Maintenance ➙ Power Options and make changes as desired. © Copyright Lenovo 2011...
  • Page 56 Table 7. Special keys (continued) Description Special key Wireless radio control Press this key to enable or disable the built-in wireless networking features. When you (F9) press this key, a list of wireless features is displayed. You can quickly change the state of each feature on the list.

  • Page 57: Chapter 7. 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 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

    4. To read the box build date, select 5. Read box build date from EEPROM, and follow the instructions on the screen. After an engineering change is applied to the computer, the EEPROM must be updated. Use the LENOVO ThinkPad Hardware Maintenance Diskette Version 1.76 or later to update the EEPROM.
  • Page 60 Hardware Maintenance Manual...

  • Page 61: Chapter 8. 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 62: 1010 Battery Pack

    Important notice for replacing a battery pack: • Lenovo ThinkVantage Toolbox has an automatic battery diagnostic that determines if the battery pack is defective. A battery pack FRU should not be replaced unless this diagnostic shows that the battery is defective.

  • Page 63: 1020 Expresscard Blank Bezel

    When installing: Install the battery pack in the slot. Make sure that the battery latch is in the locked position. 1020 ExpressCard blank bezel Removal steps of ExpressCard blank bezel When you press the ExpressCard blank bezel , it pops out When installing: Make sure that the bezel is correctly oriented as shown in the following figure.

  • Page 64: 1030 Bottom Slot Cover

    Note: Your models may look slightly different from the illustration above. 1030 Bottom slot cover For access, remove this FRU: • “1010 Battery pack” on page 56 Removal steps of bottom slot cover Note: Loosen the screws , but do not remove them. When installing: Attach the bottom slot cover as shown in the following illustration.

  • Page 65: 1040 Optical Drive Or Travel Cover

    1040 Optical drive or travel cover For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1030 Bottom slot cover” on page 58 Removal steps of optical drive or travel cover Note: Your models may look slightly different from the illustration above. Torque Step Screw (quantity)

  • Page 66: 1050 Memory Modules

    Note: Your models may look slightly different from the illustration above. 1050 Memory modules For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1030 Bottom slot cover” on page 58 Removal steps of memory modules 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 (...

  • Page 67: 1060 Hard Disk Drive Assembly

    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. Make sure that it is firmly installed in the slot and does not move easily. 1060 Hard disk drive assembly For access, remove these FRUs in order: •...

  • Page 68: 1070 Pci Express Mini Card For Wireless Lan

    When installing: Make sure the HDD is attached firmly. Removal steps of HDD bracket Step Screw (quantity) Color Torque M3 × 2.8 mm, wafer-head, nylon-coated (4) Black 0.392 Nm (4 kgfcm) 1070 PCI Express Mini Card for wireless LAN For access, remove these FRUs in order: •...

  • Page 69: M2 × 6 Mm, Wafer-Head, Nylon-Coated

    Removal steps of PCI Express Mini Card for wireless LAN 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 70: 1080 Pci Express Mini Card For Wireless Wan For Thinkpad Edge E420 Models

    • “1030 Bottom slot cover” on page 58 Removal steps of PCI Express Mini Card for wireless WAN for ThinkPad Edge E420 models 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.

  • Page 71: 1080 Msata Solid State Drive For Thinkpad Edge E420 Models

    • 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 is in suspend mode. Removal steps of mSATA solid state drive for ThinkPad Edge E420 models Chapter 8...

  • Page 72: 1090 Backup Battery

    Step Screw (quantity) Color Torque Black 0.181 Nm M2 × 3 mm, wafer-head, nylon-coated (1) (1.85 kgfcm) 1090 Backup battery For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1030 Bottom slot cover” on page 58 Removal steps of backup battery DANGER Use only the battery specified in the parts list for your computer.

  • Page 73: 1110 Keyboard

    1110 Keyboard For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1030 Bottom slot cover” on page 58 Removal steps of keyboard Note: Your models may look slightly different from the illustration above. When installing: Make sure the screws have been fastened to secure the keyboard. Torque Step Screw (quantity)
  • Page 74 Installation steps of keyboard To install the keyboard, do the following: 1. Attach the connectors. Hardware Maintenance Manual...

  • Page 75: 1120 Top Case Assembly

    2. Attach the keyboard so that the keyboard edges are under the frame. 3. To make sure that the front side of the keyboard is housed firmly, gently press the keys with your thumbs and try to slide the keyboard toward you. 4.

  • Page 76: Step Color

    Removal steps of top case assembly Note: Your models may look slightly different from the illustration above. Step Screw (quantity) Color Torque Black 0.181 Nm M2 × 6 mm, wafer-head, nylon-coated (10) (1.85 kgfcm) Note: Your models may look slightly different from the illustration above. Step Screw (quantity) Color...
  • Page 77 Step Screw (quantity) Color Torque M2 × 6 mm, wafer-head, nylon-coated (1) Black 0.181 Nm (1.85 kgfcm) When installing: Make sure that the connector is attached firmly to the system board. In step , push the top case assembly out from the frame by using a plastic pry tool as shown in the following figure.

  • Page 78: 1130 Bluetooth Daughter Card

    Remove the top case assembly in the direction shown by the arrow , and then detach the connector When installing: Make sure that the connector is attached firmly to the system board. 1130 Bluetooth daughter card For access, remove these FRUs in order: •...

  • Page 79: 1140 Express Sub Card

    Removal steps of Bluetooth daughter card Torque Step Screw (quantity) Color M2 × 3 mm, wafer-head, nylon-coated (1) Black 0.181 Nm (1.85 kgfcm) When installing: Make sure that the connector on the bottom side of the card is attached firmly to the system board.

  • Page 80: 1150 Speaker Assembly

    Step Screw (quantity) Color Torque M2 × 6 mm, wafer-head, nylon-coated (2) Black 0.181 Nm (1.85 kgfcm) 1150 Speaker assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 56 • “1020 ExpressCard blank bezel” on page 57 •...

  • Page 81: 1160 System Board Assembly And Fan Assembly

    Removal steps of speaker assembly When installing: Attach the speaker assembly and route the cable as shown in the following figure, and make sure that the speaker connector is attached firmly. 1160 System board assembly and fan assembly Important notices for handling the system board: When handling the system board, bear the following in mind.
  • Page 82 “1070 PCI Express Mini Card for wireless LAN” on page 62 • “1080 PCI Express Mini Card for wireless WAN for ThinkPad Edge E420 models” on page 64 • “1080 mSATA solid state drive for ThinkPad Edge E420 models” on page 65 •...
  • Page 83 For models with an integrated thermal module Note: Your models may look slightly different from the illustration above. Chapter 8 Removing and replacing a FRU...
  • Page 84 Color M2 × 6 mm, wafer-head, nylon-coated (2) Black 0.181 Nm (1.85 kgfcm) When installing: Make sure that the connector is attached firmly to the system board. For ThinkPad Edge E420 models For ThinkPad Edge E425 models Hardware Maintenance Manual...
  • Page 85 • Make sure that the cables are attached to the cable guides firmly. • Make sure that you route the cables correctly and you tape up the cables in the proper positions as shown in the following figures. For ThinkPad Edge E420 models For ThinkPad Edge E425 models Chapter 8...
  • Page 86 • When you route the cables, make sure that they are not subjected to any tension. Tension could cause the cables to be damaged by the cable guides, or a wire to be broken. Removal steps of fan assembly Loosen the screws , but do not remove them.
  • Page 87 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 as shown in the following figures. Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component. You need to peel the thin film off from the rubbers marked For models with a discrete fan assembly For models with an integrated fan assembly...

  • Page 88: 1170 Cpu

    “1070 PCI Express Mini Card for wireless LAN” on page 62 • “1080 PCI Express Mini Card for wireless WAN for ThinkPad Edge E420 models” on page 64 • “1080 mSATA solid state drive for ThinkPad Edge E420 models” on page 65 •...

  • Page 89: 1180 Dc-In Sub Card And Base Cover Assembly

    “1070 PCI Express Mini Card for wireless LAN” on page 62 • “1080 PCI Express Mini Card for wireless WAN for ThinkPad Edge E420 models” on page 64 • “1080 mSATA solid state drive for ThinkPad Edge E420 models” on page 65 •...
  • Page 90 Removal steps of base cover assembly Note: Your models may look slightly different from the illustration above. Torque Step Screw (quantity) Color M2.5 × 6 mm, wafer-head, nylon-coated (2) Black 0.392 Nm (4 kgfcm) Hardware Maintenance Manual...
  • Page 91 M2.5 × 6 mm, wafer-head, nylon-coated (2) (4 kgfcm) Applying labels to the base cover for ThinkPad Edge E420 models The new base cover FRU is shipped with a kit containing labels of several kinds. If the Windows Certificate of Authentication label (COA)
  • Page 92 Brazil wireless WAN label Wireless label for special bid Asset tag China wireless WAN label For some models, you need to apply two FCC labels. Check the old base cover; if it has two FCC labels, apply both to the new base cover. For the location of each label, refer to the following figure: Applying labels to the base cover for ThinkPad Edge E425 models The new base cover FRU is shipped with a kit containing labels of several kinds.

  • Page 93: 1190 Lcd Unit

    “1070 PCI Express Mini Card for wireless LAN” on page 62 • “1080 PCI Express Mini Card for wireless WAN for ThinkPad Edge E420 models” on page 64 • “1080 mSATA solid state drive for ThinkPad Edge E420 models” on page 65 •...
  • Page 94 Step Screw (quantity) Color Torque M2.5 × 6 mm, wafer-head, nylon-coated (2) Black 0.392 Nm (4 kgfcm) When installing: Make sure that the connector is attached firmly to the system board. In step , release wireless antenna cables from the cable guides. Hardware Maintenance Manual...

  • Page 95: 2010 Lcd Bezel Assembly

    “1070 PCI Express Mini Card for wireless LAN” on page 62 • “1080 PCI Express Mini Card for wireless WAN for ThinkPad Edge E420 models” on page 64 • “1080 mSATA solid state drive for ThinkPad Edge E420 models” on page 65 •...

  • Page 96: 2020 Integrated Camera

    “1070 PCI Express Mini Card for wireless LAN” on page 62 • “1080 PCI Express Mini Card for wireless WAN for ThinkPad Edge E420 models” on page 64 • “1080 mSATA solid state drive for ThinkPad Edge E420 models” on page 65 •...

  • Page 97: 2030 Lcd Panel, Lcd Cable, Lcd Rear Cover Assembly, And Hinges

    “1070 PCI Express Mini Card for wireless LAN” on page 62 • “1080 PCI Express Mini Card for wireless WAN for ThinkPad Edge E420 models” on page 64 • “1080 mSATA solid state drive for ThinkPad Edge E420 models” on page 65 •...
  • Page 98 Step Screw (quantity) Color Torque 0.181 Nm M2 × 3.5 mm, wafer-head, nylon-coated (4) Silver (1.85 kgfcm) When installing: Make sure that the LCD connector is attached firmly. Removal steps of hinges For ThinkPad Edge E420 models Hardware Maintenance Manual...
  • Page 99 For ThinkPad Edge E425 models Step Screw (quantity) Color Torque 0.181 Nm M2 × 3.5 mm, wafer-head, nylon-coated (4) Silver (1.85 kgfcm) Chapter 8 Removing and replacing a FRU...

  • Page 100: 2040 Wireless Lan Antenna Assembly, Wireless Wan Antenna Assembly, And Lcd Rear Cover Assembly

    “1070 PCI Express Mini Card for wireless LAN” on page 62 • “1080 PCI Express Mini Card for wireless WAN for ThinkPad Edge E420 models” on page 64 • “1080 mSATA solid state drive for ThinkPad Edge E420 models” on page 65 •...
  • Page 101 For ThinkPad Edge E425 models Chapter 8 Removing and replacing a FRU...
  • Page 102 As you route the cables, make sure that they are not subjected to any tension. Tension could cause the cables to be damaged by the cable guides, or a wire to be broken. For ThinkPad Edge E420 models : Wireless LAN AUX antenna (black)
  • Page 103 Note: Some models might have a third white cable for wireless LAN. For ThinkPad Edge E425 models : Wireless LAN AUX antenna (black) : Wireless LAN MAIN antenna (gray) Chapter 8 Removing and replacing a FRU...
  • Page 104 Hardware Maintenance Manual...

  • Page 105: Chapter 9. Locations

    Chapter 9. Locations This chapter presents the locations of the ThinkPad Edge E420 and E425 hardware components. Front view Integrated camera Power status indicator Built-in microphones Fingerprint reader (for some models) Power switch Touch pad buttons Security keyhole Touch pad...

  • Page 106: Rear View

    Rear view Sleep (standby) status indicator eSATA/USB connector Media Card Reader slot USB connectors Combo audio jack External monitor connector HDMI port RJ-45 (Ethernet) connector : For the description of the sleep (standby) status indicator, see Chapter 5 “Status indicators” on page 47. Bottom view Battery pack Bottom slot cover...

  • Page 107: Chapter 10. Parts List

    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. You may find a list of CRUs in the publications that ship with your product or at http://www.lenovo.com/CRUs. You may be required to return the defective part that is replaced by the CRU.

  • Page 108: Overall

    Overall Hardware Maintenance Manual...
  • Page 109 Table 8. Parts list - Overall No. FRU (Overall) FRU no. LCD unit (see “LCD FRUs” on page 109.) Keyboard (see “Keyboard” on page 112.) 04W1478 N Top case assembly without fingerprint reader • 1141-CTO, 22x, 23x, 24x, 25x, 26x, 27x, 28x, 29x, 2Ax, 2Ux, 2Vx, 2Wx, 2Xx, 2Yx, 32x, 33x, 34x, 35x, 36x, 37x, 38x, 39x, 3Ax, 3Bx, 3Cx, 3Dx, 3Ex, 3Fx, 3Mx, 3Nx, 3Qx, 3Xx, 3Yx, 50x, 55x, 56x, 5Bx, 5Cx, 5Dx, 5Ex, 5Fx, 5Jx, 5Kx, 5Nx, 5Px, 5Qx, 5Xx, 5Yx, 5Zx, 62x, 63x, 64x, 65x, 66x, 67x, 6Hx, 6Jx, 6Kx, 6Lx, 6Mx, 6Nx, 6Px, 6Qx, 7Jx, 89x, 8Ax, 8Bx, 8Cx, 8Dx, 8Ex,...
  • Page 110 Table 8. Parts list - Overall (continued) No. FRU (Overall) FRU no. 04W1867 N DC-in sub card Battery pack, 4 cell Li-ion (2.2 Ah) 42T4763 42T4765 • 1141-CTO, 2Ux, 2Vx, 2Wx, 2Xx, 2Yx, 2Zx, 32x, 33x, 34x, 35x, 36x, 37x, 38x, 39x, 3Ax, 3Bx, 3Cx, 3Dx, 3Ex, 3Fx, 3Gx, 3Hx, 3Jx, 3Kx, 3Lx, 3Mx, 3Nx, 3Px, 3Qx, 3Rx, 3Xx, 3Yx, 42T4913 3Zx, 42x, 43x, 44x, 45x, 46x, 47x, 50x, 6Fx, 6Gx, 6Hx, 6Jx, 6Kx, 6Lx, 6Mx, 6Nx, 6Px, 6Qx,...
  • Page 111 Table 8. Parts list - Overall (continued) No. FRU (Overall) FRU no. • 1198-CTO, 25x, 26x, 27x, 28x, 29x, 2Ax, 2Bx, 2Cx, 2Dx, 2Ex, 2Fx, 2Gx, 2Hx, 2Jx, 2Kx, 2Lx, 2Mx, 2Nx, 2Px, 2Qx, 2Rx, 2Sx, 2Tx, 2Ux, 2Vx, 2Wx Travel cover 04W1482 * •...
  • Page 112 Table 8. Parts list - Overall (continued) No. FRU (Overall) FRU no. 60Y3267 Integrated Mobile Broadband (F5521gw), Malaysia SKU • 1141-CTO, 4Lx, 4Mx, 4Nx, 4Px, 4Qx, 4Rx, 4Sx, 4Tx, 9Px, 9Qx, A7x, A8x • 1167-CTO mSATA solid state drive, 80GB 45N8259 •...
  • Page 113 Table 8. Parts list - Overall (continued) No. FRU (Overall) FRU no. 60Y3195 Intel Centrino Advanced-N + WiMAX 6250, WW SKU • 1141-CTO, 6Gx • 1167-CTO Intel Centrino Advanced-N + WiMAX 6250, Russian SKU 60Y3209 • 1141-CTO • 1167-CTO CPU assembly, Intel Core™ i3-2310M Processor (2.10GHz) 04W0495 N •...
  • Page 114 Table 8. Parts list - Overall (continued) No. FRU (Overall) FRU no. ® 04W1896 N CPU assembly, Intel Celeron B810 Processor (1.60GHz), Q0 • 1141-CTO, 8Nx, 8Px, 8Qx, 8Rx, 8Sx, 8Tx, 8Ux, ASx • 1167-CTO ® CPU assembly, AMD A4-3300 Processor (2.40GHz) 04W1938 N •...

  • Page 115: Lcd Frus

    LCD FRUs Chapter 10 Parts list...
  • Page 116 Table 9. Parts list - LCD No. FRU (LCD) FRU no. 04W1849 N LCD front bezel Integrated camera with microphone (1M) 04W2082 • 1141-CTO, 22x, 23x, 24x, 25x, 26x, 27x, 28x, 29x, 2Ax, 2Bx, 2Cx, 2Dx, 2Ex, 2Fx, 2Gx, 04W0446 2Hx, 2Jx, 2Kx, 2Lx, 2Mx, 2Nx, 2Px, 2Qx, 2Rx, 2Sx, 2Tx, 2Ux, 2Vx, 2Wx, 2Xx, 2Yx, 2Zx, 32x, 33x, 34x, 35x, 36x, 37x, 38x, 39x, 3Ax, 3Bx, 3Cx, 3Dx, 3Ex, 3Fx, 3Gx, 3Hx, 3Jx, 3Kx, 3Lx, 3Mx, 3Nx, 3Px, 3Qx, 3Rx, 3Sx, 3Tx, 3Ux, 3Xx, 3Yx, 3Zx, 42x, 43x, 44x, 45x,...
  • Page 117 Table 9. Parts list - LCD (continued) No. FRU (LCD) FRU no. Hinges, silver 04W1854 • 1141-CTO, 2Cx, 2Dx, 2Gx, 2Kx, 2Mx, 32x, 33x, 34x, 35x, 3Dx, 3Ex, 3Fx, 46x, 49x, 4Bx, 04W1853 4Cx, 4Gx, 4Hx, 4Kx, 4Lx, 4Px, 4Qx, 4Tx, 4Vx, 4Wx, 4Zx, 52x, 54x, 5Fx, 5Hx, 5Mx, 5Sx, 5Ux, 5Wx, 64x, 65x, 6Ax, 6Jx, 6Kx, 6Nx, 6Qx, 6Tx, 7Dx, 7Ex, 7Gx, 7Kx, 7Lx, 7Px, 7Qx, 7Tx, 86x, 9Ax, 9Rx, A2x, A4x, A6x, A8x, BDx, BEx, BHx, BJx •...

  • Page 118: Keyboard

    Table 9. Parts list - LCD (continued) No. FRU (LCD) FRU no. 8Kx, 8Lx, 8Mx, 8Nx, 8Px, 8Qx, 8Rx, 8Sx, 8Tx, 8Ux, 8Vx, 9Sx, 9Tx, 9Ux, AFx, AGx, AHx, ANx, B2x, B3x, B4x, B5x, B6x, B7x, B9x • 1167-CTO • 1198-CTO, 25x, 26x, 27x, 28x, 29x, 2Ax, 2Bx, 2Cx, 2Dx, 2Ex, 2Fx, 2Gx, 2Hx, 2Qx, 2Rx, 2Sx, 2Tx, 2Ux, 2Vx, 2Wx Keyboard Table 10.

  • Page 119: Miscellaneous Parts

    Table 10. Parts list - Keyboard (continued) Language FRU no. 04W0827 04W0791 Swiss Thai 04W0834 04W0798 Traditional Chinese 04W0833 04W0797 Turkish 04W0828 04W0792 Turkish-F 04W0835 04W0799 U.K. English 04W0829 04W0793 U.S. English 04W0800 63Y0213 04W0830 04W0794 U.S. English (International, with a Euro symbol) Miscellaneous parts Table 11.

  • Page 120: Power Cords

    Table 13. Parts list - 3-pin ac power adapters FRU no. CRU ID 3-pin (65 W, 20 V) adapter (models CTO, xxA, xxB, xxG, xxH, xxK, xxM, xxQ, xxT, xxV) 42T5283 for 1141 and 1167 3-pin (65 W, 20 V) adapter (models CTO, xxA, xxB, xxG, xxH, xxK, xxM, xxQ, xxT, xxV) 42T4421 for 1141 and 1167 3-pin (65 W, 20 V) adapter (models CTO, xxA, xxB, xxG, xxH, xxK, xxM, xxQ, xxT, xxV)

  • Page 121: Recovery Discs

    Table 15. Parts list - 3-pin power cords (continued) FRU no. Country or region Italy 42T5047 42T5132 • models -CTO, xxG Korea 42T5077 42T5162 • models -CTO, xxK Switzerland 42T5044 42T5129 • models -CTO, xxG Taiwan 42T5071 42T5156 • models -CTO, xxV U.K., China (Hong Kong S.A.R.) 42T5035 42T5120...

  • Page 122: Windows 7 Home Basic (32 Bit) Dvds

    Table 16. Parts list—Windows XP Professional (32 bit) recovery DVDs (continued) Language 03W7496 Swedish Traditional Chinese 03W7478 Turkish 03W7497 US English 03W7979 Windows 7 Home Basic (32 bit) DVDs Windows 7 Home Basic (32 bit) is preinstalled as the operating system in the following models: •...

  • Page 123: Windows 7 Home Premium (64 Bit) Dvds

    Windows 7 Home Premium (64 bit) DVDs Windows 7 Home Premium (64 bit) is preinstalled as the operating system in the following models: • 1141-CTO, 22x, 23x, 25x, 29x, 4Yx, 4Zx, 52x, 53x, 54x, 56x, 58x, 5Ax, 5Gx, 5Hx, 5Kx, 5Lx, 5Mx, 5Qx, 5Rx, 5Sx, 5Tx, 5Ux, 5Vx, 5Wx, 63x, 64x, 67x, 6Fx, 6Gx, 6Hx, 6Jx, 6Kx, 6Lx, 6Rx, 6Ux, 6Vx, 6Wx, 6Xx, 78x, 7Bx, 84x, 86x, 87x, 99x, 9Ax, 9Sx, 9Ux, A5x, A6x, A7x, A8x, ADx, AFx, AHx, AKx, ANx, BAx, BBx, BCx •...

  • Page 124: Windows 7 Professional (64 Bit) Dvds

    Table 20. Parts list—Windows 7 Professional (32 bit) recovery DVDs Language CRU ID Indian English 03W7981 Japanese 03W7982 03W7980 Simplified Chinese US English 03W7983 Windows 7 Professional (64 bit) DVDs Windows 7 Professional (64 bit) is preinstalled as the operating system in the following models: •...

  • Page 125: Common Service Tools

    USB floppy diskette drive for maintenance diskette 05K9283 27L3452 USB floppy diskette drive tool kit Test card for integrated Smart Card 42W7820 — LENOVO ThinkPad Hardware Maintenance Diskette Version 1.76 or later Note: Download the file from the following Web site: http://www.lenovo.com/support Chapter 10 Parts list...
  • Page 126 Hardware Maintenance Manual...

  • Page 127: 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 128: 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 ThinkPad...
  • Page 130 Part Number: 0A60575_02 (1P) P/N: 0A60575_02 *0A60575_02*...

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