ThinkPad L420 L421AndL520 user manual

ThinkPad L420, L421 and L520 User Guide, introduces the features and characteristics of this product, including appearance, functional components, specifications, operating environment and so on.

Brand: ThinkPad
Category: Laptops
Document type: User Manual
Language: Chinese
Pages: 202
File format: PDF
File size: 6.7 MB
Updated: 30 September, 2023
MD5 checksum: E79C27399B9E1EC1A23595FEC5E2B078
PDF: ThinkPad L420 L421AndL520 user manual PDF

About this manual

This manual provides safety guidelines, warranty information, and detailed instructions for using the ThinkPad L420, L421, and L520 series. It includes chapters on hardware overview, operating system setup, power management, component replacement, and troubleshooting.

The document also explains how to use ThinkVantage tools, configure BIOS settings, and access Lenovo support resources online. This manual is written in Chinese.

What's inside

Product Overview
Using the Computer
Hardware and Connectivity
Power Management
Recovery and Rescue
Replacing Components
Upgrading the Computer
Installation and Configuration
Troubleshooting
Security and Updates

Frequently asked questions

How do I put the ThinkPad into sleep mode?

Press Fn+F4 to activate the sleep (standby) mode.

How do I put the ThinkPad into hibernate mode?

Press Fn+F12 to activate the hibernate (sleep) mode.

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