User Manual
Table Of Contents
- About this manual
- Chapter 1. Safety information
- Chapter 2. Important service information
- Chapter 3. General checkout
- Chapter 4. Related service information
- Chapter 5. Special keys
- Chapter 6. Locations
- Chapter 7. FRU replacement notices
- Chapter 8. Removing or replacing a FRU
- General guidelines
- Before servicing the computer
- 1010 Base cover assembly
- 1020 2242 M.2 solid-state drive
- 1030 Wireless-WAN card (for selected models)
- 1040 Thermal fan assembly
- 1050 Power button board and power button board cable
- 1060 Built-in battery
- 1070 Speaker assembly near the built-in battery
- 1080 Trackpad, fingerprint reader and P-sensor cable
- 1090 Trackpad
- 1100 Fingerprint reader module and bracket
- 1110 Wireless-LAN antenna assembly
- 1120 System board assembly
- 1130 Wireless-WAN antenna assembly (for selected models)
- 1140 Speaker assembly near the hinges
- 1150 LCD unit
- 1160 Keyboard bezel assembly with keyboard
- Appendix A. Notices
- Appendix B. Abbreviation table
Step Screw (quantity) Color Torque
2
M2 × L2.2 mm, big-hat, nylon-coated (1)
Black 0.181 Nm
(1.85 kgf-cm)
When installing: Ensure that you connect the cables with different colors to the corresponding connectors
on the card according to the illustrations above: the orange cable to the connector labeled ORANGE, the
blue cable to the connector labeled BLUE.
1040 Thermal fan assembly
For access, remove this FRU:
• “1010 Base cover assembly” on page 59
Removal steps of the thermal fan assembly
When installing:
• Ensure that the connector is attached firmly.
• Do not press the top of the fan cover and the fan hub.
• Before you attach the fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, on
the part marked
a as shown in the following illustrations. Either too much or too less application of grease
can cause a thermal problem due to imperfect contact with a component.
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ThinkPad X1 Nano Gen 2 Hardware Maintenance Manual