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Related Manuals for Lenovo ThinkPad X1 Yoga 20LD
Summary of Contents for Lenovo ThinkPad X1 Yoga 20LD
- Page 1 Hardware Maintenance Manual Machine Types: 20LD, 20LE, 20LF, and 20LG...
- Page 2 Appendix A “Notices” on page 95. First Edition (January 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-...
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Page 3: Table Of Contents
... . Lenovo Companion ... Locating FRUs and CRUs ... - Page 4 General guidelines ....1120 Pen charger ... . Before servicing the computer ..1130 System board assembly and USB-C connector support bracket.
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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 Hardware Maintenance Manual...
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Page 7: Chapter 1. Safety Information
Do not use this type of mat to protect yourself from electrical shock. © Copyright Lenovo 2018... -
Page 8: Safety Inspection Guide
• Find the room emergency power-off (EPO) switch, disconnecting switch, or electrical outlet. If an electrical accident occurs, you can then operate the switch or unplug the power cord quickly. • Do not work alone under hazardous conditions or near equipment that has hazardous voltages. •... -
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
– When working on a double-insulated or battery-operated system, use an ESD common ground or reference point. You can use coax or connector-outside shells on these systems. – Use the round ground prong of the ac plug on ac-operated computers. Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function. - Page 11 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
- Page 12 Hardware Maintenance Manual...
- Page 13 PERIGO PERIGO Chapter 1 Safety information...
- Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO Hardware Maintenance Manual...
- Page 15 PERIGO DANGER DANGER DANGER DANGER Chapter 1 Safety information...
- Page 16 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 Chapter 1 Safety information...
- Page 26 Hardware Maintenance Manual...
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Page 27: Chapter 2. Important Service Information
Lenovo Support Center are available at: https://pcsupport.lenovo.com/supportphonelist • Service training documents for Lenovo authorized service technicians are available at the following Web site. The disassembly and reassembly videos that show the FRU removal and replacement procedures are contained in the documents. -
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: Fru Identification
FRU identification Use Lenovo eSupport to identify major FRUs, FRU part numbers, and FRU descriptions for a product at an MT - serial number level. Examples of major FRUs are hard disk drive, system board, and liquid crystal display (LCD). - Page 30 Hardware Maintenance Manual...
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Page 31: Chapter 3. General Checkout
This chapter introduces following information: • “What to do first” on page 25 • “Checkout guide” on page 26 – “Lenovo Companion” on page 26 – “Quick test programs” on page 26 – “UEFI diagnostic program” on page 27 – “Bootable diagnostic programs” on page 27 •... -
Page 32: Checkout Guide
To run the Lenovo Companion program, open the Start menu and click Lenovo Companion, and then follow the instructions on the screen. Quick test programs Lenovo provides quick test programs to troubleshoot and resolve computer problems. -
Page 33: Uefi Diagnostic Program
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 USB-C type ac power adapter, do the following: 1. Connect the computer to a power outlet and turn on the computer. 2. Start Lenovo Companion program, and then click Hardware Settings ➙ Power. The ac power adapter information is displayed. -
Page 35: Checking The Coin-Cell 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. ® Move your pointer to the battery-status icon in the Windows notification area to check the battery status. - Page 36 Hardware Maintenance Manual...
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Page 37: Chapter 4. Related Service Information
Recovering your operating system if Windows 10 fails to start The Windows recovery environment on your computer operates independently from the Windows 10 operating system. It enables you to recover or repair the operating system even if the Windows 10 operating system fails to start. © Copyright Lenovo 2018... -
Page 38: Creating And Using A Recovery Usb Drive
It is recommended that you create a recovery USB drive as early as possible. If you did not create a recovery USB drive as a precautionary measure, you can contact Lenovo Customer Support Center and purchase one from Lenovo. For a list of the Lenovo Support phone numbers for your country or region, go to: https://pcsupport.lenovo.com/supportphonelist Creating a recovery USB drive To create a recovery USB drive, you need a USB drive with at least 16 GB of storage capacity. -
Page 39: Passwords
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 Power-On 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 (HDD) or SSD with a scheduled fee. -
Page 41: Power Management
7. Select Hard-disk x password, where x is the letter of the hard disk drive. A pop-up window opens. 8. Select Master hard disk password. 9. Type the current master hard disk password in the Enter Current Password field. Then leave the Enter New Password field blank, and press Enter twice. -
Page 42: Symptom-To-Fru Index
Symptom-to-FRU index This section contains following information: • “Numeric error codes” on page 36 • “Error messages” on page 38 • “Beep symptoms” on page 38 • “No-beep symptoms” on page 40 • “LCD-related symptoms” on page 40 • “Intermittent problems” on page 40 •... - Page 43 Table 1. Numeric error codes (continued) Symptom or error FRU or action, in sequence 0199 1. Run the ThinkPad Setup program, and then save System Security— Security password retry count the current setting by pressing F10. exceeded. 2. System board 0270 1.
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Page 44: Error Messages
UEFI variable storage using the preceding solution. Beep symptoms 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 The following section describes some beep errors and the corresponding solutions. Note: Do not attempt to service a product yourself unless instructed to do so by the Customer Support Center or product documentation. Only use a Lenovo-authorized service provider to repair your product. Error codes...
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Page 46: 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 47: Undetermined Problems
When analyzing an intermittent problem, do the following: 1. Run the diagnostic test for the system board in loop mode at least 10 times. 2. If no error is detected, do not replace any FRUs. 3. If any error is detected, replace the FRU shown by the FRU code. Rerun the test to verify that no more errors exist. - Page 48 Hardware Maintenance Manual...
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Page 49: Chapter 5. Yoga Modes
The computer display can be opened to any angle within a range of up to 360 degrees as shown in the following illustration. By rotating the display to different angle, your computer features the following four YOGA Modes. You can switch between different modes according to your preference and working convenience. © Copyright Lenovo 2018... - Page 50 Notebook mode Stand mode Tent mode Tablet mode The X1 Yoga has an improved rise-and-fall keyboard mechanism that works with the four YOGA Modes. • As you open the display into the Notebook mode, the keys are deployed, rising into the typing position. •...
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Page 51: Chapter 6. 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 52 • Fn+Spacebar: If your computer supports keyboard backlight, press Fn+Spacebar to switch between the different keyboard backlight status (off, low, or high). Note: If your computer is installed with Lenovo Companion 4.0 or later version, there are four modes for the keyboard backlight: Off, Low, High, and Auto.
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Page 53: Chapter 7. Locations
Locating computer controls, connectors, and indicators This topic introduces the locations of the computer controls, connectors, and indicators. Front view Ambient light sensor Infrared camera (available on some models) Conventional camera (available on models with the Microphones infrared camera) © Copyright Lenovo 2018... -
Page 54: Left-Side View
Conventional camera with ThinkShutter (lens cover) Multi-touch screen (available on some models) ® TrackPoint pointing stick TrackPoint buttons Trackpad Fingerprint reader NFC label (available on some models) Left-side view USB-C™ connectors (Thunderbolt™ 3 compatible) Always On USB 3.1 connector Gen 1 Right-side view ThinkPad Pen Pro Power button... -
Page 55: Bottom View
Bottom view Fan louvers Speakers Emergency-reset hole Status indicators Chapter 7 Locations... - Page 56 Table 5. Status indicators Indicator Meaning Camera-status indicator On: The camera is in use. Fn Lock indicator Off: The Fn Lock function is disabled. To initiate the special function of each key, press the corresponding function key directly. To input F1- F12, press the Fn key and the corresponding function key.
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Page 57: Locating Frus And Crus
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 58: Major Frus
Major FRUs Hardware Maintenance Manual... - Page 59 FRU descriptions CRU ID LCD unit (See “LCD FRUs for models with conventional camera” on page 54.) Keyboard bezel assembly with keyboard Door for MicroSD card slot and Nano-SIM-card slot ThinkPad Pen Pro M.2 SSD cover M.2 SSD M.2 SSD shield (See “Miscellaneous parts and other FRUs” on page 57.) Wireless WAN (WWAN) card (available on some models) Fingerprint reader cable (See “Miscellaneous parts and other FRUs”...
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Page 60: Lcd Frus For Models With Conventional Camera
LCD FRUs for models with conventional camera Hardware Maintenance Manual... - Page 61 FRU descriptions CRU ID LCD strip bezel LCD panel assembly ThinkShutter Conventional camera card Sensor card and microphone (left) Antenna kit Hinges Camera/LED cable assembly LCD rear cover assembly LCD cable Microphone (right) Rubber cable holders (See “Miscellaneous parts and other FRUs” on page 57.) Chapter 7 Locations...
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Page 62: Lcd Frus For Models With Infrared Camera
LCD FRUs for models with infrared camera Hardware Maintenance Manual... -
Page 63: Miscellaneous Parts And Other Frus
FRU descriptions CRU ID LCD strip bezel LCD panel assembly Infrared camera/microphone card Sensor card Antenna kit Hinges Camera/LED cable assembly LCD rear cover assembly LCD cable Rubber cable holders (See “Miscellaneous parts and other FRUs” on page 57.) Miscellaneous parts and other FRUs FRU descriptions Self-service CRU Screw kit... -
Page 64: Connector And Cable Guide
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 52, “LCD FRUs for models with conventional camera” on page 54, and “LCD FRUs for models with infrared camera”... - Page 65 Connector (location) Internal cable required Cable connection MicroSD card slot Insert a MicroSD card into this slot. (external) Nano-SIM-card slot Insert a nano-SIM card into this slot. (external) LCD connector (internal) LCD cable Connect one end to the LCD panel assembly and the other end to this connector.
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Page 66: Looking Up Fru Information
Sensor card connector Camera/LED cable assembly Connect one end to 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 Hardware Maintenance Manual... -
Page 67: 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 68: Retaining Serial Numbers
• It is recommended to use each screw only once. Tighten screws as follows: • Plastic to plastic Turn an additional 90 degrees after the screw head touches the surface of the plastic part. • Logic card to plastic Turn an additional 180 degrees after the screw head touches the surface of the logic card. Notes: •... -
Page 69: Retaining The Uuid
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 70: Reading Or Writing The Eca Information
Reading or writing the ECA information Information on Engineering Change Announcements (ECA) is stored in the EEPROM of the system board. The electronic storage of this information simplifies the procedure to check if the ECA has been previously applied to a machine. The machine does not need to be disassembled to check for the ECA application. To check what ECAs have been previously applied to the machine, use the ECA Information Read/Write function on the USB Maintenance Key. -
Page 71: 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 72: Before Servicing The Computer
Before servicing the computer Carefully read this topic before servicing the computer. Removing external devices Before you start servicing, ensure that you remove all external devices installed by the customer, such as MicroSD card, dock, and external display. Disabling the built-in battery Before replacing any FRU/CRU, ensure that you disable the built-in battery. -
Page 73: Removing A Major Fru
Removing a major FRU This section provides instructions on how to remove a major FRU. 1010 Base cover assembly Removal steps of the base cover assembly Label locations on the base cover assembly The following illustration shows the location of each label. Chapter 9 Removing or replacing a FRU... -
Page 74: 1020 M.2 Ssd
IMEI label Genuine Microsoft label CECP label S/N label Geo label Asset tag Country label 1020 M.2 SSD For access, remove this FRU: • “1010 Base cover assembly” on page 67 Attention: • Do not drop the drive or apply any physical shock to it. The drive is sensitive to physical shock. Improper handling can cause damage and permanent loss of data. -
Page 75: 1030 Wlan Card
Removal steps of the M.2 SSD Torque Step Screw (quantity) Color M2 × L2.5 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) 1030 WLAN card Note: This information is only for the user-replaceable modules. For access, remove this FRU: •... -
Page 76: 1040 Wwan Card
Removal steps of the WLAN card Step Screw (quantity) Color Torque M2 × L2.5 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) When installing: Plug the gray cable into the main connector and the black cable into the auxiliary connector. -
Page 77: 1050 Coin-Cell Battery
Removal steps of the WWAN card Step Screw (quantity) Color Torque M2 × L2.5 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) When installing: Plug the red cable into the main connector and the blue cable into the auxiliary connector. 1050 Coin-cell battery For access, remove this FRU: •... -
Page 78: 1060 Thermal Fan Assembly
1060 Thermal fan assembly For access, remove this FRU: • “1010 Base cover assembly” on page 67 Removal steps of the thermal fan assembly When installing: • Do not touch the top and bottom areas marked in the following illustration. Hardware Maintenance Manual... -
Page 79: 1070 Speaker Assembly
• Tighten the screws in ascending order by following the number marked beside each screw. Otherwise, the system board might get damaged. 1070 Speaker assembly For access, remove this FRU: • “1010 Base cover assembly” on page 67 Removal steps of the speaker assembly Step Screw (quantity) Color... -
Page 80: 1080 Battery
The only exception to this is if the battery is physically damaged or a customer is reporting a possible safety issue. If the Lenovo Solution Center program is not installed on the computer, the customer should download and install the program to diagnose the battery, before getting a non-physically damaged battery replaced. Note that the replacement of a physically damaged battery is not covered by the warranty. - Page 81 Step Screw (quantity) Color Torque M2 × L5 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) Installing the battery Note: Ensure that the battery tabs are inserted underneath the system board. Chapter 9 Removing or replacing a FRU...
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Page 82: 1090 Fingerprint Reader Assembly And Fingerprint Reader Cable
1090 Fingerprint reader assembly and fingerprint reader cable For access, remove these FRUs in order: • “1010 Base cover assembly” on page 67 • “1070 Speaker assembly” on page 73 • “1080 Battery” on page 74 Removal steps of the fingerprint reader assembly and the fingerprint reader cable Hardware Maintenance Manual... -
Page 83: 1100 Trackpad Cable, Trackpad Support Bracket, And Trackpad Assembly
Step Screw (quantity) Color Torque M2 × L2.5 mm, flat-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) 1100 Trackpad cable, trackpad support bracket, and trackpad assembly For access, remove this FRU: • “1010 Base cover assembly” on page 67 • “1070 Speaker assembly” on page 73 •... -
Page 84: 1110 Nfc Module, Nfc Cable, And Nfc Antenna
Step Screw (quantity) Color Torque M2 × L2 mm, flat-head, nylon-coated (4) Silver 0.181 Nm (1.85 kgf-cm) 1110 NFC module, NFC cable, and NFC antenna For access, remove this FRU: • “1010 Base cover assembly” on page 67 • “1070 Speaker assembly” on page 73 •... -
Page 85: 1120 Pen Charger
Removal steps of the NFC module, the NFC cable, and the NFC antenna 1120 Pen charger For access, remove this FRU: • “1010 Base cover assembly” on page 67 Chapter 9 Removing or replacing a FRU... -
Page 86: 1130 System Board Assembly And Usb-C Connector Support Bracket
Removal steps of the pen charger Step Screw (quantity) Color Torque M2 × L5 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) 1130 System board assembly and USB-C connector support bracket Important notices for handling the system board When handling the system board, read the following: •... - Page 87 Removal steps of the system board assembly and USB-C connector support bracket Step Screw (quantity) Color Torque M2 × L5 mm, flat-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) Chapter 9 Removing or replacing a FRU...
- Page 88 Step Screw (quantity) Color Torque M2 × L2.5 mm, flat-head, nylon-coated (9) Black 0.181 Nm (1.85 kgf-cm) M2 × L5 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) Hardware Maintenance Manual...
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Page 89: 1140 Lcd Unit
1140 LCD unit For access, remove these FRUs in order: • “1010 Base cover assembly” on page 67 • “1070 Speaker assembly” on page 73 “1080 Battery” on page 74 • “1130 System board assembly and USB-C connector support bracket” on page 80 Removal steps of the LCD unit Step Screw (quantity) -
Page 90: 1150 Keyboard Bezel Assembly
1150 Keyboard bezel assembly To remove the keyboard bezel assembly, remove these FRUs in order: • “Removing the microSD card and nano-SIM card” on page 66 • “Removing ThinkPad Pen Pro” on page 66 • “1010 Base cover assembly” on page 67 •... -
Page 91: Removing An Lcd Fru
• “1140 LCD unit” on page 83 Removing an LCD FRU This section provides instructions on how to remove an LCD FRU. 2010 strip bezel For access, remove these FRUs in order: • “1010 Base cover assembly” on page 67 •... - Page 92 Removal steps of the LCD panel assembly Step Screw (quantity) Color Torque M2 × L2.5 mm, small flat-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) Hardware Maintenance Manual...
- Page 93 When installing: Ensure that the LCD panel assembly is hooked into place as shown in the following illustrations. Chapter 9 Removing or replacing a FRU...
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Page 94: 2030 Thinkshutter, Camera/Microphone Card, And Sensor Card For Models With Conventional Camera
Removal steps of the LCD cable 2030 ThinkShutter, camera/microphone card, and sensor card for models with conventional camera For access, remove these FRUs in order: • “1010 Base cover assembly” on page 67 • “1020 M.2 SSD” on page 68 •... - Page 95 Removal steps of the ThinkShutter and camera/microphone card Chapter 9 Removing or replacing a FRU...
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Page 96: 2040 Camera/Microphone Card And Sensor Card For Models With Infrared Camera
Removal steps of the sensor card 2040 Camera/microphone card and sensor card for models with infrared camera For access, remove these FRUs in order: • “1010 Base cover assembly” on page 67 • “1020 M.2 SSD” on page 68 • “1030 WLAN card” on page 69 •... -
Page 97: 2050 Hinges
Removal steps of the camera/microphone card Removal steps of the sensor card 2050 Hinges For access, remove these FRUs in order: • “1010 Base cover assembly” on page 67 • “1020 M.2 SSD” on page 68 • “1030 WLAN card” on page 69 •... -
Page 98: 2060 Antenna Kit
• “1130 System board assembly and USB-C connector support bracket” on page 80 • “1140 LCD unit” on page 83 • “2010 strip bezel” on page 85 • “2020 LCD panel assembly and LCD cable” on page 85 Removal steps of the hinges Torque Step Screw (quantity) - Page 99 • “2020 LCD panel assembly and LCD cable” on page 85 Antenna locations WWAN main antenna (red, available on some models) WLAN main antenna (gray) WWAN auxiliary antenna (blue, available on some models) WLAN auxiliary antenna (black) Removal steps of the antenna kit Chapter 9 Removing or replacing a FRU...
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Page 100: 2070 Camera/Led Cable Assembly
2070 Camera/LED cable assembly For access, remove these FRUs in order: • “1010 Base cover assembly” on page 67 • “1020 M.2 SSD” on page 68 • “1030 WLAN card” on page 69 • “1040 WWAN card” on page 70 •... -
Page 101: Appendix A. Notices
Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used. Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead. -
Page 102: Electronic Emissions Notices
Electronic emissions notices For electronic emission information on Class B digital devices, refer to the corresponding information in the User Guide. Trademarks The following terms are trademarks of Lenovo in the United States, other countries, or both: Lenovo Lenovo logo ThinkPad... - Page 104 Part Number: SP40P05797 (1P) P/N: SP40P05797 *1PSP40P05797*...