Compal JHT01 - User Manual

Service Manual
JHT01

Summary

System Description Specification

Scope of System Specifications

Defines functional specifications for Compal Notebook JHT01, including hardware/software compatibility with IBM PC/ATX.

Communications Specifications

Details wireless LAN, modem, and Bluetooth specifications and features for the notebook.

Mechanical Specifications

Covers option packs, mechanical functions, and materials used in the notebook's construction.

Software Specification

System Component Summary

Lists and details major hardware components of the JHT01 series notebook.

System Controls

Explains the functionality of power button, power button override, and lid switch operations.

ACPI Power Management

Details ACPI mode power management, system power states, and device power management features.

EC-FW Software Specification

Defines EC BIOS interface, features, commands, and EC-FW types provided for system control.

Hardware

Motherboard Top View Components

Diagram and list of components visible on the top side of the motherboard.

Motherboard Bottom View Components

Diagram and list of components visible on the bottom side of the motherboard.

DC-DC Converter

DC-DC Converter Overview

Overview of the power system block diagram, including adapter, battery, and motherboard connections.

DC-DC Converter Specifications

Detailed description, features, and electrical specifications of the DC-DC converter.

Inverter Specification

Specifications for the inverter used to light up the LCD, including features and electrical characteristics.

Reliability Requirements

Details MTBF, reference documents, and Electro-Static Discharge (ESD) performance criteria.

Disassembly Guide

Base Unit Disassembly

General instructions and required tools for disassembling the notebook's base unit.

Removing the HDD Module

Detailed steps for removing the Hard Disk Drive (HDD) module from the notebook.

Removing the Keyboard

Procedure for removing the notebook keyboard, including disconnecting cables.

Removing the Motherboard

Steps to disconnect cables and remove the motherboard from the notebook.

Testing and Troubleshooting

Visual Inspection for Troubleshooting

Basic checks to perform before troubleshooting, like inspecting connections and components.

Troubleshooting Flowchart

Guide to systematically isolate and resolve notebook problems using a flowchart.

Power Supply Troubleshooting

Procedures for diagnosing and resolving issues related to the notebook's power supply.

Keyboard Troubleshooting

Steps to diagnose and fix problems with the notebook's keyboard.

Wireless LAN Troubleshooting

Procedures for diagnosing and resolving issues with the notebook's wireless LAN connectivity.

Compal JHT01 Specifications