MiTAC 8050QMA User Manuals

Table of Contents

• 1. Hardware Engineering Specification

  4
• 1.2 System Hardware Parts

  7
• 1.4 Power Management

  39
• 1.5 Appendix 1 : Intel ICH6-M GPIO Definitions

  42
• 1.6 Appendix 2 : W83L950D KBC Pins Definitions

  44
• 2.1 System View

  49
• 2.2 Tools Introduction

  52
• 2.3 System Disassembly

  53
• 3.1 Mother Board (Side A)

  74
• 4. Definition & Location of Major Components

  76
• 4.2 Mother Board (Side B)

  77
• 5. Pin Description of Major Component

  78
• 5.2 Intel ICH6-M South Bridge

  88
• 6. System Block Diagram

  98
• 7.1 Introduction

  99
• 7.2 Maintenance Diagnostics

  100
• 7.3 Error Codes

  101
• 8. Trouble Shooting

  103
• 8.1 No Power

  105
• 8.2 No Display

  112
• 8.3 VGA Controller Failure LCD No Display

  115
• 8.4 External Monitor No Display

  117
• 8.5 Memory Test Error

  119
• 8.7 Hard Drive Test Error

  123
• 8.9 USB Port Test Error

  127
• 8.11 LAN Test Error

  132
• 8.12 PC Card Socket Failure

  134
• 9. Spare Parts List

  136
• 10. Reference Material

  150