Lenovo ThinkPad P52 Hardware Maintenance Manual
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Lenovo ThinkPad P52 Hardware Maintenance Manual

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  • Page 1 ThinkPad P52 Hardware Maintenance Manual...
  • Page 2 Appendix A “Notices” on page 115. First Edition (June 2018) © Copyright Lenovo 2018. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant to a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-...

  • Page 3: Table Of Contents

    Power-on password ... unit ....Hard disk password ... © Copyright Lenovo 2018...
  • Page 4 1140 Chassis assembly ..Electronic emissions notices ..116 Trademarks ....116 ThinkPad P52 Hardware Maintenance Manual...

  • Page 5: About This Manual

    Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. Before servicing a ThinkPad product, be sure to read all the information under Chapter 1 “Safety information” on page 1 and Chapter 2 “Important service information” on page 21. © Copyright Lenovo 2018...
  • Page 6 ThinkPad P52 Hardware Maintenance Manual...

  • Page 7: Chapter 1. Safety Information

    Many customers have, near their equipment, rubber floor mats that contain small conductive fibers to decrease electrostatic discharges. Do not use this type of mat to protect yourself from electrical shock. © Copyright Lenovo 2018...

  • Page 8: Safety Inspection Guide

    If any unsafe conditions are present, you must determine how serious the apparent hazard could be and whether you can continue without first correcting the problem. ThinkPad P52 Hardware Maintenance Manual...

  • Page 9: Handling Devices That Are Sensitive To Electrostatic Discharge

    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: https:// support.lenovo.com/partslookup c. Insulation must not be frayed or worn. 4. Check for cracked or bulging batteries.

  • Page 10: Grounding Requirements

    The safety notices in this section are provided in the following languages: • English • Arabic • Brazilian Portuguese • French • German • Hebrew • Japanese • Korean • Spanish • Traditional Chinese DANGER DANGER DANGER ThinkPad P52 Hardware Maintenance Manual...
  • Page 11 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 12 ThinkPad P52 Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO ThinkPad P52 Hardware Maintenance Manual...
  • Page 15 PERIGO DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER DANGER VORSICHT ThinkPad P52 Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 VORSICHT VORSICHT VORSICHT ThinkPad P52 Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 ThinkPad P52 Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 ThinkPad P52 Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 ThinkPad P52 Hardware Maintenance Manual...
  • Page 25 Chapter 1 Safety information...
  • Page 26 ThinkPad P52 Hardware Maintenance Manual...

  • Page 27: Chapter 2. Important Service Information

    UEFI BIOS downloads. Telephone numbers for Lenovo Support are available at: https://pcsupport.lenovo.com/supportphonelist • System Disassembly/Reassembly videos that show the FRU removals or replacements for the Lenovo authorized service technicians are available in the following support site: https://www.lenovoservicetraining.com/ion/...

  • Page 28: Important Notice For Replacing A System Board

    Dynamic Configure To Order (CTO) model This model provides the ability for a customer to configure a Lenovo solution from a Web Site, and have this configuration sent to fulfillment, where it is built and shipped directly to the customer. The machine label and eSupport will load these products as the 4-character MT, 4-character model, and 2-character country code.
  • Page 29 2. Type the Machine Type in the corresponding field to get a general FRU list. Or type the Serial Number for more detailed FRU information. Chapter 2 Important service information...
  • Page 30 ThinkPad P52 Hardware Maintenance Manual...

  • Page 31: Chapter 3. General Checkout

    Following is a list of some common items that are not covered under warranty and some symptoms that might indicate that the system was subjected to stress beyond normal use. © Copyright Lenovo 2018...

  • Page 32: Checkout Guide

    Note: If you are unable to isolate and repair the problem yourself after running Lenovo Vantage, save and print the log files created by the program. You need the log files when you speak to a Lenovo technical support representative.

  • Page 33: Quick Test Programs

    If the computer you are servicing is not installed with the UEFI diagnostic program, you can download a bootable diagnostic program from the Lenovo Support Web site. The bootable diagnostic programs enable you to test computer memory and internal storage devices, view system information, and check and recover the internal storage devices.

  • Page 34: Power System Checkout

    To check the ac power adapter, do the following: 1. Unplug the ac power adapter cable from the computer. 2. Measure the output voltage at the plug of the ac power adapter cable. See the following illustration: ThinkPad P52 Hardware Maintenance Manual...

  • Page 35: Checking The Operational Charging

    This computer supports only batteries specially designed for this specific system and manufactured by Lenovo or an authorized builder. The system does not support unauthorized batteries or batteries designed for other systems. If an unauthorized battery or a battery designed for another systems is installed, the system will not charge.

  • Page 36: Checking The Coin-Cell Battery

    Ground • If the voltage is correct, replace the system board. • If the voltage is not correct, replace the coin-cell battery. • If the coin-cell battery discharges quickly after replacement, replace the system board. ThinkPad P52 Hardware Maintenance Manual...

  • Page 37: Chapter 4. Related Service Information

    Settings ➙ Update & security ➙ Recovery. 2. In the Advanced startup section, click Restart now ➙ Troubleshoot ➙ Advanced options. 3. Select a desired startup option, then follow the instructions on the screen. © Copyright Lenovo 2018...

  • Page 38: Recovering Your Operating System If Windows 10 Fails To Start

    6. Select a corresponding recovery solution according to your situation. Then follow the instructions on the screen to complete the process. Passwords As many as three passwords may be needed for any ThinkPad notebook computer: the power-on password, the hard disk password, and the supervisor password. ThinkPad P52 Hardware Maintenance Manual...

  • Page 39: Power-On Password

    If it has, it can be used for access to 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 or the master hard disk password, or to recover data from the hard disk drive. The hard disk drive can be replaced for a scheduled fee.

  • Page 40: How To Remove The Hard Disk Password

    To put the system back to operational status, the only Lenovo and Lenovo-authorized service solution would be to replace the hard disk drive or solid-state drive with a scheduled fee.

  • Page 41: Sleep Mode

    Sleep mode When the computer enters sleep mode, the following events occur: • The LCD is powered off. • The hard disk drive or solid-state drive is powered off. • The microprocessor stops. To put your computer into sleep mode, press Fn+4 or open the Start menu, click Power, and then click Sleep.

  • Page 42: Numeric Error Codes

    1. Run ThinkPad Setup to reset the time and date Check Date and Time settings — Neither the date nor the 2. Replace the coin-cell battery and run ThinkPad Setup time is set in the computer. to reset the time and date. ThinkPad P52 Hardware Maintenance Manual...

  • Page 43: Error Messages

    Table 1. Numeric error codes (continued) Symptom or error FRU or action, in sequence 1802 1. Remove network card. Unauthorized network card is plugged in — Turn off and 2. Replace the system board. remove the network card. 1820 Remove all but the reader that you set up for the More than one external fingerprint reader is attached.

  • Page 44: Beep Errors

    Beep errors Lenovo SmartBeep technology enables you to decode beep errors with your smartphone when a black screen occurs with beeps from your computer. To decode the beep error with Lenovo SmartBeep technology, do the following: 1.

  • Page 45: No-Beep Symptoms

    LCD technology, but excessive pixel problems can cause viewing concerns.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. Notes: •...

  • Page 46: Intermittent Problems

    • Lenovo will not provide warranty replacement if the LCD is within specifications because we cannot guarantee that any replacement LCD will have zero pixel defects. • One pixel consists of R, G, B sub-pixels. Table 4. LCD-related symptoms Symptom or error FRU or action, in sequence Replace the system board.
  • Page 47 5. Determine whether the problem has been solved. 6. If the problem does not recur, reconnect the removed devices one at a time until you find the failing FRU. 7. If the problem remains, replace the following FRUs one at a time (do not replace a nondefective FRU): a.
  • Page 48 ThinkPad P52 Hardware Maintenance Manual...

  • Page 49: Chapter 5. Configuring Raid

    This topic provides the following instructions to help you configure RAID with the Intel RST configuration utility: • How to enter the Intel RST configuration utility • How to create RAID volumes • How to delete RAID volumes © Copyright Lenovo 2018...

  • Page 50: Entering The Intel Rst Configuration Utility

    Name: You can use the default name or type a preferred name for the RAID volume. b. RAID Level: You can press Enter to change the RAID to one of the following: • RAID0 (Stripe) • RAID1 (Mirror) ThinkPad P52 Hardware Maintenance Manual...

  • Page 51: Deleting Raid Volumes

    c. Select Disks: Press the up and down arrow keys to select a drive, and then press Spacebar or Enter to add it into a group. An X mark is displayed next to the selected drive. Note: The drive that cannot be used to create a RAID volume is not selectable. d.

  • Page 52: Rebuilding Raid 1 Volumes

    RAID 1 volume under rebuilding is displayed under RAID Volumes with a Rebuilding mark. 5. Wait a few minutes. When the rebuild process finishes successfully, the Rebuilding mark is changed to the Normal mark. 6. Press F10 to save changes and exit. ThinkPad P52 Hardware Maintenance Manual...

  • Page 53: Chapter 6. Using The Special Keys

    1. Go to Control Panel, and then change the view of Control Panel from Category to Large icons or Small icons. 2. Click Lenovo - Keyboard Manager and the Keyboard Manager window is displayed. 3. Select the options of your preference.
  • Page 54 Invoke the function defined by yourself. To define or change the action for the F12 key, do the following: 1. Open the Start menu and click the Lenovo Vantage program. 2. Click Hardware Settings and then click Input. 3. Locate the Keyboard: User-defined Key section and follow the instructions on the screen to complete the setting.

  • Page 55: Chapter 7. Locations

    Chapter 7. Locations This chapter introduces the locations of the hardware components on your computer. Locating computer controls, connectors, and indicators This topic introduces the locations of the computer controls, connectors, and indicators. Front view © Copyright Lenovo 2018...

  • Page 56: Side Views

    Side views Fan louvers Always On USB 3.1 connector Gen 1 SD-card slot Smart-card slot (available on some models) Audio connector USB 3.1 connectors Gen 1 ® Mini DisplayPort connector Fan louvers Security-lock slot Rear view ThinkPad P52 Hardware Maintenance Manual...

  • Page 57: Bottom View

    Fan louvers Ethernet connector HDMI™ connector USB-C™ connectors (Thunderbolt™ 3 compatible) Power connector Bottom view Fan louvers Keyboard drainage hole Removable battery Status indicators This topic provides information about locating and identifying the various status indicators on your computer. Note: Depending on the model, your computer might look different from the following illustrations. Chapter 7 Locations...
  • Page 58 ThinkPad P52 Hardware Maintenance Manual...
  • Page 59 Camera status indicator When this indicator is on, the camera is in use. 2 12 System status indicators The indicator in the ThinkPad logo on the computer lid and the indicator in the power button show the system status of your computer. •...

  • Page 60: Locating Frus And Crus

    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 can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at https:// support.lenovo.com...

  • Page 61: Major Frus

    Major FRUs Chapter 7 Locations...
  • Page 62 Smart-card reader and cable Dummy smart-card reader NFC cable Hinge caps Nano-SIM card TrackPoint pointing stick Notes: • Depending on the model, the FRU marked with asterisk ( ) might not be available on your computer. ThinkPad P52 Hardware Maintenance Manual...

  • Page 63: Lcd Frus

    • The Lenovo factory recovery USB key is used to restore the Microsoft Windows operating system. They might not come with the computer, and a user might order them from https://pcsupport.lenovo.com/ , though additional shipping and handling fees might apply.
  • Page 64 Hinges caps LED camera cable assembly LED card LCD rear cover assembly Note: Depending on the model, the FRU marked with asterisk (*) might not be available on your computer. For models with touch function: ThinkPad P52 Hardware Maintenance Manual...
  • Page 65 Table 7. LCD FRUs FRU descriptions CRU ID LCD strip bezel LCD panel assembly Camera card or microphone card LCD cable Antenna kit Hinge caps Hinge assembly Chapter 7 Locations...

  • Page 66: Miscellaneous Parts

    Label kit Connector and cable guide This section provides information for Lenovo authorized service technicians to help identify connectors and cables for replacement purpose. To view each FRU and the exploded illustration of the computer, see “Major FRUs” on page 55 and “LCD FRUs” on page 57.
  • Page 67 System board Connector/feature Internal cable required Cable connection USB-C connector (Thunderbolt™ 3 Connect a compatible device to this compatible) (external) connector. USB-C connector (Thunderbolt™ 3 Connect a compatible device to this compatible) (external) connector. HDMI connector (external) Connect a compatible digital audio device or video monitor to this connector.
  • Page 68 Insert the memory module into this slot. ac power LED connector ac power LED connector (internal) Connect the ac power status indicator cable connector to this connector dc-in connector (internal) dc-in connector cable Connect the dc-in connector cable to this connector. ThinkPad P52 Hardware Maintenance Manual...
  • Page 69 Connector/feature Internal cable required Cable connection Insert the solid-state drive directly into this Solid-state drive slot (internal) slot. Solid-state drive slot (internal) Insert the solid-state drive directly into this slot. The coin-cell battery comes with cable. Coin-cell battery connector Coin-cell battery cable (internal) Connect the cable to this connector.

  • Page 70: Looking Up Fru Information

    Connect one end to the LED connector (internal) connector on the system board and the other end to this connector. Looking up FRU information For detailed FRU information, including part numbers, descriptions, and substitution part numbers, go to: https://support.lenovo.com/partslookup ThinkPad P52 Hardware Maintenance Manual...

  • Page 71: Chapter 8. Fru Replacement Notices

    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 .

  • Page 72: Retaining Serial Numbers

    Maintenance Key. Note: Only an authorized Lenovo service technician can access the above Web site. 3. Restart the computer. 4. When the logo is displayed, press Esc. The ThinkPad Config Information Update Utility interface is displayed.

  • Page 73: Retaining The Uuid

    To check what ECAs have been previously applied to the machine, use the ECA Information Read/Write function on the LENOVO ThinkPad Hardware Maintenance Diskette or Maintenance Key. 1. Insert the latest version of LENOVO ThinkPad Hardware Maintenance Diskette or Maintenance Key, and then restart the computer.
  • Page 74 1. Insert the latest version of LENOVO ThinkPad Hardware Maintenance Diskette or Maintenance Key, and then restart the computer. 2. From the main menu, select 6. Set ECA Information. 3. To write the ECA information, select 1. Write ECA/rework number from EEPROM, and follow the instruction;...

  • Page 75: Chapter 9. Removing Or Replacing A Fru

    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 is available for downloading at https:// support.lenovo.com...

  • Page 76: Common Service Tools

    If the computer has a nano-SIM card installed, you must remove the nano-SIM card before you start the servicing. After you finish the servicing, ensure that you install the nano-SIM card back into the slot firmly. Removing a major FRU This section provides instructions on how to remove a major FRU. ThinkPad P52 Hardware Maintenance Manual...

  • Page 77: 1010 Battery

    1010 Battery Important notices for replacing a battery Attention: Lenovo has no responsibility for the performance or safety of unauthorized batteries, and provides no warranties for failures or damage arising out of their use. Removal steps of the battery DANGER Use only the authorized battery specified for your computer.

  • Page 78: 1030 Storage Drive

    • 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 system is operating or in suspend mode. Removal steps of the 2.5-inch storage drive and drive cable ThinkPad P52 Hardware Maintenance Manual...

  • Page 79: 1040 Memory Module Under The Bottom Cover

    Removal steps of the M.2 solid-state drive Step Screw (quantity) Color Torque Black 0.181 Nm M2 × 3 mm, flat-head, nylon-coated (1) (1.85 kgf-cm) 1040 Memory module under the bottom cover For access, remove these FRUs: • “1010 Battery” on page 71 •...

  • Page 80: 1050 Coin-Cell Battery

    For access, remove these FRUs: • “1010 Battery” on page 71 • “1020 Bottom cover” on page 71 DANGER Use only the authorized battery specified for your computer. Any other battery could ignite or explode. ThinkPad P52 Hardware Maintenance Manual...

  • Page 81: 1060 Keyboard

    Removal steps of the coin-cell battery When installing: Ensure that the coin-cell battery connector is attached firmly. 1060 Keyboard Note: You might be instructed to slide the keyboard frame forward or backward in some of the following steps. In this case, ensure that you do not press or hold the keys while sliding the keyboard frame. Otherwise, the keyboard frame cannot be moved.
  • Page 82 (product part number: 01LX856) to remove the keyboard. You can purchase the tool as a separate FRU https://support.lenovo.com/partslookup 2. Loosen the screws that secure the keyboard Torque Step Screw (quantity) Color M2 × 1.65 mm, flat-head, nylon-coated (2) Silver 0.143 Nm (1.4 kgf-cm) ThinkPad P52 Hardware Maintenance Manual...
  • Page 83 3. Insert the tabs into the two dents near the two screw heads as shown 4. Pivot the tool in the direction as shown to release the keyboard . Push the keyboard in the direction as shown by arrows to release the latches from the keyboard bezel. 5.
  • Page 84 6. Put the keyboard on the palm rest as shown and detach the connectors. Then remove the keyboard. When installing: 1. Attach the connectors and turn the keyboard over as shown. ThinkPad P52 Hardware Maintenance Manual...
  • Page 85 2. Insert the keyboard into the keyboard bezel as shown. Ensure that the front edge of the keyboard (the edge that is close to the display) is under the keyboard bezel. 3. Slide the keyboard in the direction as shown by the arrows. Ensure that the latches are secured under the keyboard frame.

  • Page 86: 1070 Memory Module Bracket And Memory Module Under The Keyboard

    5. Take the new TrackPoint buttons out of the new keyboard package. Install the TrackPoint buttons as shown. 6. Connect the ac power adapter and all cables to the computer. 1070 Memory module bracket and memory module under the keyboard For access, remove these FRUs: • “1060 Keyboard” on page 75 ThinkPad P52 Hardware Maintenance Manual...
  • Page 87 Removal steps of the memory module bracket and memory module under the keyboard Step Screw (quantity) Color Torque M2 × 3 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) When installing: • If you install only one memory module, install it into the bottom slot. •...

  • Page 88: 1080 Wireless Lan Card

    Plug the gray cable into the main connector on the card; and plug the black cable into the auxiliary connector on the card. 1090 Wireless WAN card For access, remove these FRUs: • “1060 Keyboard” on page 75 ThinkPad P52 Hardware Maintenance Manual...

  • Page 89: 1100 Keyboard Bezel Assembly

    Removal steps of the wireless WAN card Step Screw (quantity) Color Torque M2 × 3 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) When installing: Plug the orange cable into the main connector on the card; and plug the blue cable into the auxiliary connector on the card.

  • Page 90: 1110 Nfc Cable, Fingerprint Reader Cable, Trackpad Cable, Trackpad Buttons, And Power Button Cable

    Ensure that all the latches are well assembled and there is no abnormal gap. 1110 NFC cable, fingerprint reader cable, trackpad cable, trackpad buttons, and power button cable For access, remove these FRUs in order: ThinkPad P52 Hardware Maintenance Manual...
  • Page 91 • “1010 Battery” on page 71 • “1020 Bottom cover” on page 71 • “1030 Storage drive” on page 72 • “1060 Keyboard” on page 75 • “1100 Keyboard bezel assembly” on page 83 Removal steps of the NFC cable When installing: Ensure that the connector is attached firmly.
  • Page 92 Removal steps of the trackpad cable When installing: Ensure that the connector is attached firmly. Removal steps of the trackpad button Step Screw (quantity) Color Torque Black 0.181 Nm M2 × 3 mm, flat-head, nylon-coated (1) (1.85 kgf-cm) ThinkPad P52 Hardware Maintenance Manual...

  • Page 93: 1120 Hinge Caps

    Removal steps of the power button cable Step Screw (quantity) Color Torque M2 × 3 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) 1120 Hinge caps For access, remove these FRUs: • “1010 Battery” on page 71 • “1020 Bottom cover” on page 71 •...

  • Page 94: 1130 Lcd Unit

    Removal steps of the LCD unit Torque Step Screw (quantity) Color M2.5 × 8 mm, flat-head, nylon-coated (4) Black 0.294 Nm (3.0 kgf-cm) M2.5 × 5 mm, flat-head, nylon-coated (2) Black 0.294 Nm (3.0 kgf-cm) ThinkPad P52 Hardware Maintenance Manual...
  • Page 95 Torque Step Screw (quantity) Color M2 × 12 mm, flat-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) Chapter 9 Removing or replacing a FRU...
  • Page 96 Ensure that you route the cables firmly and tape up in the proper positions. Attention: 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. ThinkPad P52 Hardware Maintenance Manual...

  • Page 97: 1140 Chassis Assembly

    1140 Chassis assembly For access, remove these FRUs in order: • “1010 Battery” on page 71 • “1020 Bottom cover” on page 71 • “1030 Storage drive” on page 72 • “1060 Keyboard” on page 75 • “1100 Keyboard bezel assembly” on page 83 •...
  • Page 98 Torque Step Screw (quantity) Color M2 × 12 mm, flat-head, nylon-coated (3) Black 0.181 Nm (1.85 kgf-cm) ThinkPad P52 Hardware Maintenance Manual...

  • Page 99: 1150 Smart Card Reader, Smart Card Reader Cable, Or Dummy Smart Card

    1150 Smart card reader, smart card reader cable, or dummy smart card For access, remove these FRUs: • “1010 Battery” on page 71 • “1020 Bottom cover” on page 71 • “1030 Storage drive” on page 72 • “1060 Keyboard” on page 75 •...

  • Page 100: 1160 Speaker Assembly

    • “1100 Keyboard bezel assembly” on page 83 • “1120 Hinge caps” on page 87 • “1130 LCD unit” on page 88 • “1140 Chassis assembly ” on page 91 Removal steps of the speaker assembly ThinkPad P52 Hardware Maintenance Manual...

  • Page 101: 1170 Thermal Fan Assembly

    Step Screw (quantity) Color Torque M2 × 4.5 mm +2.3L, flat-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) 1170 Thermal fan assembly For access, remove these FRUs: • “1010 Battery” on page 71 • “1020 Bottom cover” on page 71 •...

  • Page 102: 1180 System Board

    1180 System board Important notices for handling the system board When handling the system board, read the following: • The system board has an accelerometer, which can be broken when several thousands of G-forces are applied. ThinkPad P52 Hardware Maintenance Manual...
  • Page 103 Note: Dropping a system board from a height of as little as 6 inches so that it falls flat on a hard bench can subject the accelerometer to as much as 6000 G's of shock. • Be careful not to drop the system board on a bench top that has a hard surface, such as metal, wood, or composite.

  • Page 104: 1190 Dc-In Bracket, Dc-In Cable Assembly, And Base Cover Assembly

    • “1090 Wireless WAN card” on page 82 • “1100 Keyboard bezel assembly” on page 83 • “1120 Hinge caps” on page 87 • “1130 LCD unit” on page 88 • “1140 Chassis assembly ” on page 91 ThinkPad P52 Hardware Maintenance Manual...
  • Page 105 • “1170 Thermal fan assembly” on page 95 • “1180 System board” on page 96 Removal steps of the dc-in bracket, dc-in cable assembly, and base cover assembly Step Screw (quantity) Color Torque M2 × 3 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm)

  • Page 106: Removing An Lcd Fru For Non-Touch Models

    For access, remove these FRUs in order: • “1010 Battery” on page 71 • “1020 Bottom cover” on page 71 • “1130 LCD unit” on page 88 • “2010 LCD bezel assembly” on page 100 ThinkPad P52 Hardware Maintenance Manual...

  • Page 107: 2030 Led Card

    Removal steps of the bezel support rubber 2030 LED card For access, remove these FRUs in order: • “1010 Battery” on page 71 • “1020 Bottom cover” on page 71 • “1130 LCD unit” on page 88 • “2010 LCD bezel assembly” on page 100 Removal steps of the LED card 2040 LCD panel, LCD cable, and hinge assembly For access, remove these FRUs in order:...
  • Page 108 • “2010 LCD bezel assembly” on page 100 • “2030 LED card” on page 101 Removal steps of the LCD panel and the LCD cable When installing: Ensure that the LCD connector is attached firmly. Removal steps of the hinge assembly ThinkPad P52 Hardware Maintenance Manual...

  • Page 109: 2050 Camera Card And Led Camera Cable Assembly

    Step Screw (quantity) Color Torque M2.5 × 4 mm, flat-head, nylon-coated (6) Silver 0.294 Nm (3.0 kgf-cm) M2 × 3 mm, flat-head, nylon-coated (4) Silver 0.181 Nm (1.85 kgf-cm) 2050 Camera card and LED camera cable assembly For access, remove these FRUs: •...

  • Page 110: 2060 Antenna Kit And Lcd Rear Cover Assembly

    For access, remove these FRUs in order: • “1010 Battery” on page 71 • “1020 Bottom cover” on page 71 • “1130 LCD unit” on page 88 • “2010 LCD bezel assembly” on page 100 ThinkPad P52 Hardware Maintenance Manual...
  • Page 111 • “2030 LED card” on page 101 • “2040 LCD panel, LCD cable, and hinge assembly” on page 101 • “2050 Camera card and LED camera cable assembly” on page 103 Removal steps of the antenna kit and LCD rear cover assembly Cable routing: When you install the antenna kit, route the cables as shown in the following illustration.

  • Page 112: Removing An Lcd Fru For Touch Models

    This section provides instructions on how to remove an LCD FRU for models with touch feature. 3010 LCD strip bezel For access, remove this FRU: • “1010 Battery” on page 71 Removal steps of the LCD strip bezel When installing: ThinkPad P52 Hardware Maintenance Manual...

  • Page 113: 3020 Led Card

    Ensure that all the latches are attached firmly. 3020 LED card For access, remove these FRUs in order: • “1010 Battery” on page 71 • “3010 LCD strip bezel” on page 106 Removal steps of the LED card 3030 LCD panel assembly, LCD cable, and hinge assembly For access, remove these FRUs in order: •...
  • Page 114 When installing: Ensure that the LCD connector is attached firmly. Removal steps of the LCD cable ThinkPad P52 Hardware Maintenance Manual...

  • Page 115: 3040 Camera Card And Led Camera Cable Assembly

    Removal steps of the hinge assembly Step Screw (quantity) Color Torque M2.5 × 4 mm, flat-head, nylon-coated (4) Silver 0.294 Nm (3.0 kgf-cm) M2 × 3 mm, flat-head, nylon-coated (2) Silver 0.181 Nm (1.85 kgf-cm) 3040 Camera card and LED camera cable assembly For access, remove these FRUs: •...
  • Page 116 • “3030 LCD panel assembly, LCD cable, and hinge assembly” on page 107 Removal steps of the camera card Removal steps of the LED camera cable assembly ThinkPad P52 Hardware Maintenance Manual...

  • Page 117: 3050 Antenna Kit And Lcd Rear Cover Assembly

    When installing: Ensure that the connectors are attached firmly. 3050 Antenna kit and LCD rear cover assembly For access, remove these FRUs in order: • “1010 Battery” on page 71 • “1020 Bottom cover” on page 71 • “1130 LCD unit” on page 88 •...
  • Page 118 Removal steps of the antenna kit and LCD rear cover assembly Cable routing: When you install the antenna kit, route the cables as shown in the following illustration. ThinkPad P52 Hardware Maintenance Manual...
  • Page 119 Wireless LAN auxiliary antenna (black) Wireless WAN auxiliary antenna (blue) Wireless WAN main antenna (orange) Wireless LAN main antenna (grey) Attention: 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. Chapter 9 Removing or replacing a FRU...
  • Page 120 ThinkPad P52 Hardware Maintenance Manual...

  • Page 121: 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 122: Electronic Emissions Notices

    For electronic emission information on Class B digital devices, refer to the corresponding information in the User Guide. EU contact: Lenovo, Einsteinova 21, 851 01 Bratislava, Slovakia Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Lenovo Lenovo logo ThinkPad...
  • Page 124 Part Number: SP40M74023 Printed in China (1P) P/N: SP40M74023 *1PSP40M74023*...

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