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Lenovo IdeaPad S940 - User Manual

Lenovo IdeaPad S940
52 pages
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Lenovo IdeaPad S940 and Lenovo Yoga S940
Hardware Maintenance Manual
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Summary

About this manual

Chapter 1. Safety information

General Safety

General safety rules for maintenance procedures.

Electrical Safety

Safety precautions for working with electrical equipment.

Safety Inspection Guide

Guide to identifying potentially unsafe conditions during service.

Handling ESD-Sensitive Devices

Procedures to protect against Electrostatic Discharge (ESD) damage.

Grounding Requirements

Importance and requirements for proper electrical grounding of the computer.

Chapter 2. General checkout

What to Do First

Initial steps required before returning a FRU or CRU.

CRU List

List of Customer Replaceable Units (CRUs) for specific Lenovo models.

Chapter 3. Identifying FRUs (CRUs)

Locate FRUs and CRUs

Using exploded illustrations to identify FRUs or CRUs for replacement.

Chapter 4. Removing a FRU or CRU

Service Tools

List of essential tools required for servicing Lenovo computers.

General Guidelines

Important guidelines to follow before and during FRU replacement.

Remove the Lower Case

Step-by-step procedure for removing the computer's lower case.

Remove the Battery Pack

Instructions for safely disconnecting and removing the battery pack.

Remove the Solid-State Drive

Procedure for safely removing the solid-state drive (SSD).

Remove the Solid-State Drive Board with Cable

Steps to remove the solid-state drive board and its connected cable.

Remove the Touch Pad with Cable

Procedure for disconnecting and removing the touch pad assembly.

Remove the Speakers

Instructions for safely disconnecting and removing the speaker components.

Remove the Heat Sink (with Fans)

Steps for removing the heat sink and fan assembly.

Remove the I;O Board Brackets

Procedure for removing the brackets for the I/O board.

Remove the I;O Board with Cable

Steps to disconnect and remove the I/O board and its cable.

Remove the System Board

Detailed instructions for removing the main system board.

Remove the LCD Module

Procedure for safely disconnecting and removing the LCD module.

Remove the Upper Case (with Keyboard)

Steps for removing the computer's upper case and keyboard.

Trademarks

Lenovo IdeaPad S940 Specifications

General IconGeneral
ProcessorIntel Core i7-8565U
GraphicsIntel UHD Graphics 620
Operating SystemWindows 10 Home
Display14-inch 4K UHD (3840 x 2160) IPS
RAM16GB LPDDR3
Storage512GB SSD
Battery LifeUp to 15 hours
Weight1.2 kg (2.65 lbs)

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