P1 Gen 2, X1 Extreme, and X1 Extreme 2nd Gen Hardware Maintenance Manual

P1 Gen 2, X1 Extreme and X1 Extreme 2nd Hardware Maintenance Manual

Note: Before using this information and the product it supports, be sure to read the general information under Appendix A 'Notices' on page 105.

First Edition ( June 201 9 )

© Copyright Lenovo 2019.

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- 35F-05925.

Contents

Table Caption: This is a table of contents for a service manual, detailing chapters on safety, service information for components like FRUs and drives, general troubleshooting and diagnostics, and related recovery and password management information, with corresponding page numbers.

Table Caption: Table Content 780645

Table Caption: This table lists various computer components, their part numbers, and corresponding page numbers, likely from a technical manual or parts catalog. The columns appear to represent different configurations or regions where these parts are applicable.

Table Caption: This table appears to be an index or table of contents from a service manual, listing various components of an LCD assembly and their corresponding page numbers for removal instructions. It differentiates between models with and without touch panels.

About this manual

This manual contains service and reference information for the following ThinkPad ® products.

ThinkPad P1 Gen 2

Machine Types:

20QT and 20QU

ThinkPad X1 Extreme

Machine Types: 20QV and 20QW

ThinkPad X1 Extreme 2nd (for

mainland China only)

Machine Types: 20QV and 20QW

Use this manual along with the advanced diagnostic tests to troubleshoot problems.

Important: This manual is intended only for trained service technicians who are familiar with ThinkPad products. 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.

Chapter 1. Safety information

This chapter presents following safety information that you must be familiar with before you service a

ThinkPad notebook computer.

• 'General safety' on page 1
• 'Electrical safety' on page 1
• 'Safety inspection guide' on page 2
• 'Handling devices that are sensitive to electrostatic discharge' on page 3
• 'Grounding requirements' on page 4
• 'Safety notices (multilingual translations)' on page 4

General safety

Follow these rules to ensure general safety:

• Observe good housekeeping in the area of the machines during and after maintenance.
• When lifting any heavy object:

1. Make sure that you can stand safely without slipping.
2. Distribute the weight of the object equally between your feet.
3. Use a slow lifting force. Never move suddenly or twist when you attempt to lift.
4. Lift by standing or by pushing up with your leg muscles; this action removes the strain from the muscles in your back. Do not attempt to lift any object that weighs more than 16 kg (35 lb) or that you think is too heavy for you.

• Do not perform any action that causes hazards to the customer, or that makes the equipment unsafe.
• Before you start the machine, make