Need help?Do you have a question about the Lenovo Yoga Book YB1-X91L and is the answer not in the manual?
Essential rules for maintaining a safe working environment during computer servicing.
Guidelines for working safely with electrical components and equipment.
Checklist for identifying potential unsafe conditions before servicing.
Procedures to protect sensitive electronic components from ESD damage.
Importance of proper electrical grounding for safety and system function.
Safety warnings provided in multiple languages for international users.
Information regarding compliance with laser safety standards for optical drives.
Guidelines to prevent unnecessary expense when replacing FRUs.
Precautions for handling sensitive main board components to avoid damage.
Details on replacing parts according to RoHS environmental regulations.
Initial steps and procedures to follow before troubleshooting.
Steps to diagnose and verify power supply issues in the computer.
Overview of security settings and features available on the device.
Information on reducing power consumption and managing device states.
Important notices and precautions before performing FRU replacements.
Detailed procedures for safely removing and installing Field Replaceable Units (FRUs).
Identification of key components and connectors on the device.
Comprehensive list of available service parts and their part numbers.
To Next Page
General