• Depending on the version of operating systems, some user interface instructions might not be applicable to your computer. • Documentation content is subject to change without notice. Lenovo makes constant improvements on the documentation of your computer, including this Hardware Maintenance Manual. To get the latest documentation, go to https://support.lenovo.com...
This guide addresses only those items. You should use good judgment to identify potential safety hazards due to attachment of non-Lenovo features or options not covered by this 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.
Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function. Proper grounding of the electrical outlet can be verified by a certified electrician. Safety notices (multilingual translations) The safety notices in this section are provided in the following languages: •...
• Damage caused by the improper insertion of a personal-computer card (PC card) or the installation of an incompatible card • Improper disc insertion or use of an external optical drive • Fuses blown by attachment of a non-supported device •...
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 .
Major FRUs and CRUs Figure 1. Exploded view Hardware Maintenance Manual...
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Note: Depending on the computer model, your computer might look different from the illustration above. Table 1. Major FRUs and CRUs FRU description Optional-service CRU Self-service CRU LCD module Strip cover Key-lock bracket Upper case (with keyboard) Speakers Wi-Fi card System board SSD bracket Memory modules...
• Screw M2.5 x 4.3, silver (8) • Screw M3.0 x 3.0, silver (4) Battery gasket Camera rubber Thermal pad Looking up the FRU information For detailed FRU information, including part numbers, descriptions, and substitution part numbers, go to: https://support.lenovo.com/partslookup Chapter 3 Identifying FRUs (CRUs)
6. If screws are missing, look up details in “Miscellaneous parts” on page 27 for replacement screws and order them through the Lenovo CRM system. 7. When replacing the base cover, reapply all labels that come with the replacement base cover. If some original labels are not included with the replacement base cover, peal them off from the original base cover and paste them on the replacement base cover.
Remove the service door Make sure the computer has been turned off before servicing the computer. Step 1. Place the computer upside down on a flat surface. Remove the 2 screws. Figure 3. Remove the 2 screws Screw specifications Number of screws M2.0 x 8.0 Step 2.
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• The SSD has two options: 2280 and 2242. Some steps to remove them are slightly different. Step 1. Detach the battery cable connector. Figure 5. Detach the battery cable connector Step 2. Remove the screws. Figure 6. Remove 1 screw (for 2280) Figure 7.
Screw specifications Number of screws M2.0 x 4.0 Step 3. Remove the SSD bracket. Note: Only the 2242 SSD includes the bracket. Figure 8. Remove the SSD bracket Step 4. Remove the SSD by pulling it away from the slot. Figure 9.
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Figure 10. Detach the 2 connectors Step 2. Remove the 4 screws. Figure 11. Remove the 4 screws Screw specifications Number of screws M2.0 x 4.0 Step 3. Remove the HDD assembly. Chapter 4 Removing a FRU or CRU...
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Figure 12. Remove the HDD assembly Step 4. Remove the HDD cable . Then, remove the 4 screws to release the metal frame Figure 13. Remove the HDD cable and the 4 screws Screw specifications Number of screws M3.0 x 3.0 Step 5.
Figure 14. Separate HDD from its bracket Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement parts: HDD cable HDD bracket Remove the lower case Make sure the following FRU (or CRU) has been removed. “Remove the service door”...
Screw specifications Number of screws M2.0 x 8.0 Step 2. Insert a pry tool to separate the lower case from upper case. Figure 16. Separate the lower case from upper case Step 3. Remove the lower case. Figure 17. Remove the lower case Refer to “Major FRUs and CRUs”...
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Step 1. Detach the battery pack connector from the system board. Attention: Use your fingernails to unplug the battery pack connector. Do not pull the cable with force. Figure 18. Detach the battery pack connector Step 2. Remove the 2 screws. Figure 19.
Figure 20. Remove the battery pack Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Battery pack Remove the coin-cell battery Make sure the following FRUs (or CRUs) have been removed. “Remove the service door”...
Figure 22. Remove the coin-cell battery Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Coin-cell battery Remove the memory modules Make sure the following FRUs (or CRUs) have been removed. “Remove the service door”...
Figure 24. Remove the memory modules Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Memory modules Memory module shielding Remove the Wi-Fi card Make sure the following FRUs (or CRUs) have been removed. “Remove the service door”...
Figure 26. Remove 1 screw Screw specifications Number of screws M2.0 x 4.0 Step 3. Remove the Wi-Fi card by pulling it away from the slot. Figure 27. Remove the Wi-Fi card Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Wi-Fi card Remove the heat sink Make sure the following FRUs (or CRUs) have been removed.
Figure 28. Loosen the 7 screws Step 2. Remove the heat sink. Figure 29. Remove the heat sink Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Heat sink Remove the fans Make sure the following FRUs (or CRUs) have been removed.
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Figure 30. Detach the 2 fan connectors Step 2. Remove the 5 screws. Figure 31. Remove the 5 screws Screw specifications Number of screws M2.0 x 5.0 Step 3. Remove the 2 fans. Chapter 4 Removing a FRU or CRU...
Figure 32. Remove the 2 fans Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement parts: Fans Remove the I/O board Make sure the following FRUs (or CRUs) have been removed. “Remove the service door” on page 30 “Remove the Solid State Drive (SSD)”...
Figure 33. Detach the I/O board connector Step 2. Remove the I/O board as shown. Figure 34. Remove the I/O board Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: I/O board Remove the speakers Make sure the following FRUs (CRUs) have been removed.
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“Remove the lower case” on page 35 “Remove the battery pack” on page 36 Step 1. Detach the 2 connectors. Figure 35. Detach the 2 connectors Step 2. Peel off the aluminum foil . Then, detach the speaker connector from the system board Figure 36.
Figure 37. Remove the speakers Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement parts: Speakers Remove the keyboard transfer board Make sure the following FRUs (or CRUs) have been removed. “Remove the service door” on page 30 “Remove the Solid State Drive (SSD)”...
Figure 39. Remove the keyboard transfer board Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Keyboard transfer board Remove the system board Make sure the following FRUs (or CRUs) have been removed. “Remove the service door”...
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Figure 40. Detach the 6 connectors Step 2. Remove the 7 screws that secure the system board to the upper case. Figure 41. Remove the 7 screws Screw specifications Number of screws M2.0 x 5.0 M2.0 x 3.5 Step 3. Remove the key-lock bracket and the DC-in bracket Chapter 4...
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Figure 42. Remove the key-lock bracket and the DC-in bracket 11 12 Step 4. Lift the system board . Then, detach the I/O board connector and the keyboard backlight connector 13 14 from the system board Figure 43. Remove the system board Step 5.
Remove the power button board Make sure the following FRUs (or CRUs) have been removed. “Remove the service door” on page 30 “Remove the Solid State Drive (SSD)” on page 30 “Remove the Hard Disk Drive (HDD)” on page 32 “Remove the lower case”...
Figure 45. Remove 1 screw Screw specifications Number of screws M2.0 x 2.0 Step 3. Remove the touchpad board. Figure 46. Remove the touchpad board Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Touchpad board Remove the upper case (with keyboard) Make sure the following FRUs (CRUs) have been removed.
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“Remove the memory modules” on page 39 “Remove the Wi-Fi card” on page 40 “Remove the heat sink” on page 41 “Remove the fans” on page 42 “Remove the I/O board” on page 44 “Remove the speakers” on page 45 “Remove the keyboard transfer board”...
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Screw specifications Number of screws M2.5 x 7.0 Step 3. Turn over the computer. Then, remove the 6 screws that secure the hinges to the upper case. Figure 49. Remove the 6 screws Number of screws Screw specifications M2.0 x 7.0 M2.5 x 7.0 Step 4.
Disassemble the LCD module The LCD module as a whole is not a FRU. Instead, it contains FRUs as its components. Before disassembling the LCD module, make sure it has been detached from the upper case. Refer to “Remove the upper case (with keyboard)”...
Figure 52. Remove the removable tapes Step 3. Lift the LCD panel . Then, detach the EDP cable connector Figure 53. Detach EDP cable connector Step 4. Carefully remove the LCD panel. Refer to “LCD FRUs and CRUs” on page 26 to look up details about the following replacement parts: LCD bezel Removable tapes LCD panel...
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“Remove the battery pack” on page 36 “Remove the upper case (with keyboard)” on page 52 “Remove the LCD panel” on page 55 Step 1. Detach the camera connector. Figure 54. Detach the camera connector Step 2. Remove the camera board. CAUTION: The camera board is fragile and easily bent.
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Table 5. All base cover labels (continued) Applied country/region Label description Label Label name Label dimensions HG151000W00 OS label HG151000WA0 16 mm x 22.5 mm SL10F25771 HG0ZF000X00 SL10L20433 Adapter label Argentina 65 mm x 20 mm HG0ZF000W00 SL10L20428 HG0ZG000300 SL10K92312 HG0ZG000200 SL10K92311 HG17L000200...
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Table 5. All base cover labels (continued) Applied country/region Label description Label Label name Label dimensions HG0ZF000800 SL10J77988 HG0ZH000400 SL10L07863 HG17L000100 Taiwan SL10R02817 HG15M000100 SL10P20862 HG173000500 SL10P38276 HG0ZF000B00 SL10J77992 HG0ZH000200 SL10K32758 Israel HG17300090 SL10P38279 HG15M000500 SL10P20861 HG0ZF000900 SL10J77998 HG10B000400 SL10K32762 HG17L000300 South Africa SL10R02811...
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Table 5. All base cover labels (continued) Applied country/region Label description Label Label name Label dimensions HG12M000100 Taiwan label 70 mm x 10 mm SL10N69882 Argentina label 68 mm x 6 mm HG0T1000O00 Indonesia label 32 mm x 10 mm 144503356 HG17L000C00 22 mm x 30 mm...
Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo. Wi-Fi is registered trademark of Wi-Fi Alliance. USB-C is a trademark of USB Implementers Forum. All other trademarks are the property of their respective owners. Mini DisplayPort (mDP) is a trademark of the Video Electronics Standards Association. The terms HDMI and HDMI High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing LLC in the United States and other countries.