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dynabook PORTEGE X30L-J Series - User Manual

dynabook PORTEGE X30L-J Series
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Maintenance Manual
PORTEGE X30L-J
Series
File Number (960-943)

Table of Contents

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dynabook PORTEGE X30L-J Series Specifications

General IconGeneral
RAMUp to 32GB LPDDR4x
StorageUp to 1TB PCIe SSD
GraphicsIntel Iris Xe Graphics
ProcessorIntel Core i5-1135G7 or i7-1165G7
Display13.3-inch Full HD (1920 x 1080)
Operating SystemWindows 10 Pro
PortsHDMI, microSD card slot, headphone/mic combo jack
ConnectivityWi-Fi 6, Bluetooth 5.1

Summary

Chapter 1 Hardware Overview

Chapter 2 Troubleshooting Procedures

2.1 Troubleshooting

Guide to identifying faulty Field Replaceable Units (FRUs).

2.2 Troubleshooting Flowchart

Flowcharts to guide the troubleshooting process.

2.3 Power Supply Troubleshooting

Steps to diagnose and resolve power supply issues.

2.4 System Board Troubleshooting

Procedures to identify system board malfunctions.

2.5 USB Troubleshooting

Troubleshooting steps for USB port issues.

2.6 SSD Troubleshooting

Steps to diagnose and resolve M.2 SSD problems.

2.7 Keyboard Troubleshooting

Procedures for troubleshooting keyboard malfunctions.

2.8 Touch Pad (Click Pad) Troubleshooting

Steps to identify and fix touch pad issues.

2.9 Display Troubleshooting

Procedures for diagnosing display functionality.

2.10 LAN Troubleshooting

Steps to troubleshoot Local Area Network (LAN) problems.

2.11 Wireless LAN + Bluetooth Troubleshooting

Procedures for diagnosing wireless LAN and Bluetooth issues.

2.12 3 G;LTE Troubleshooting

Steps to troubleshoot 3G/LTE module malfunctions.

2.13 Sound Troubleshooting

Procedures to diagnose sound system issues.

Chapter 3 Tests and Diagnostics

3.1 Test program for maintenance

Overview of diagnostic tests and system information checks.

3.2 How to execute the test program

Steps to run diagnostic test programs using USB memory.

3.3 Entry of the DMI information

Procedure for entering and managing DMI information.

3.17 SETUP

Accessing and navigating system setup options.

Chapter 4 Replacement Procedures

4.1 Safety Precautions

Essential safety guidelines before disassembling the computer.

4.2 Before You Begin

Points to note before starting any repair or replacement procedures.

4.3 Disassembly Procedure

Types of cable connectors and their disconnection/connection methods.

4.12 Battery pack

Procedure for removing and installing the battery pack.

4.19 System board

Instructions for replacing the system board, including DMI and BIOS updates.

4.26 LCD Assembly

Instructions for removing and installing the LCD unit.

Appendix A Handling the LCD Module

A.1 Precautions for handling the LCD module

Guidelines for safely handling the LCD module during assembly/disassembly.

Appendix B Board Layout

Appendix C Pin Assignments

Appendix G BIOS Rewrite Procedures

G.2 Rewriting the BIOS

Step-by-step guide to rewriting the system BIOS.

Appendix H EC;KBC Rewrite Procedures

EC;KBC Rewrite Procedures

Procedures for rewriting EC/KBC system programs, linked to BIOS updates.

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