Lenovo IdeaPad S145 Series
Hardware Maintainence Manual
First Edition (August 2019)
© Copyright Lenovo 2019. All rights reserved.
LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration 'GSA' contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925.
© 2019 Lenovo
Table Caption: This table of contents outlines a service manual for Lenovo IdeaPad S145 and BS145 series laptops, detailing safety information, service strategies, component replacement procedures, and system specifications.
About this manual
This manual contains service and reference information for the following Lenovo products:
- Lenovo BS145-15IGM
- Lenovo BS145-15IWL
- Lenovo IdeaPad S145-14API
- Lenovo IdeaPad S145-14AST
- Lenovo IdeaPad S145-14IGM
- Lenovo IdeaPad S145-14IKB
- Lenovo IdeaPad S145-14IML
- Lenovo IdeaPad S145-14IWL
- Lenovo IdeaPad S145-14IIL
- Lenovo IdeaPad S145-15API
- Lenovo IdeaPad S145-15AST
- Lenovo IdeaPad S145-15IGM
- Lenovo IdeaPad S145-15IKB
- Lenovo IdeaPad S145-15IML
- Lenovo IdeaPad S145-15IWL
- Lenovo IdeaPad S145-15IIL
Use this manual to troubleshoot problems.
The manual is divided into the following sections:
- The common sections provide general information, guidelines, and safety information required for servicing computers.
- The product-specific section includes service, reference, and product-specific parts information.
Important:
This manual is intended only for trained servicers who are familiar with Lenovo products. Use this manual to troubleshoot problems effectively.
Before servicing a Lenovo product, make sure to read all the information under 'Safety information' on page 1 and 'Important service information' on page 16.
Safety information
This chapter presents the following safety information that you need to get familiar with before you service a Lenovo BS145-15IGM/BS145-15IWL/ IdeaPad S145-14API/IdeaPad S145-14AST/IdeaPad S145-14IGM/IdeaPad S145-14IKB/IdeaPad S145-14IML/IdeaPad S145-14IWL/IdeaPad S145-14IIL/ IdeaPad S145-15API/IdeaPad S145-15AST/IdeaPad S145-15IGM/IdeaPad S145-15IKB/IdeaPad S145-15IML/IdeaPad S145-15IWL/IdeaPad S145-15IIL computer:
- 'General safety' on page 2
- 'Electrical safety' on page 3
- 'Safety inspection guide' on page 5
- 'Handling devices that are sensitive to electrostatic discharge' on page 6
- 'Grounding requirements' on page 6
- 'Safety notices: multilingual translations' on page 7
General safety
Follow these rules below to ensure general safety:
- Observe a good housekeeping in the area where the machines are put during and after the maintenance.
- When lifting any heavy object:
- Make sure that you can stand safely without slipping.
- Distribute the weight of the object equally between your feet.
- Use a slow lifting force. Never move suddenly or twist when you attempt to lift it.
- Lift it by standing or pushing up with your leg muscles; this action could
