MiTAC 7521 PLUS/N User Manuals

Table of Contents

• 1. Hardware Engineering Specification

  3
• Introduction

  3
• Hardware System

  4
• Special Feature Function

  37
• SMM And System BIOS

  39
• Peripheral Component

  42
• Appendix: GPIO Definitions

  49
• 2. System View And Disassembly

  51
• 2.0 Tools Introduction

  51
• 2.1 System View

  52
• 2.2 System Disassembly

  55
• 3. Definition & Location Of Connectors / Switches Setting

  76
• Mother Board -A

  76
• Mother Board Switch Table

  77
• Mother Board -B

  78
• Daughter Board

  79
• Charger Board

  80
• 4. Definition & Location Of Major Components

  82
• 4.1 Main Board ( Side A )

  82
• 4.2 Main Board ( Side B )

  83
• 5. Pin Description Of Major Components

  84
• 5.1 Pentium III/Celeron FC-PGA2 CPU

  84
• 5.2 SiS630S Slot 1/Socket 370 2D/3D Ultra-AGP™ Single Chipset

  90
• 6. System Block Diagram

  97
• 7. Maintenance Diagnostic

  98
• 7.1 Introduction

  98
• 7.2 Error Codes

  99
• 7.3 Diagnostic Tools

  101
• 8. Trouble Shooting

  102
• 8.1 No Power

  103
• 8.2 No Display

  108
• 8.3 VGA Controller Failure LCD No Display

  111
• 8.4 External Monitor No Display

  113
• 8.5 Memory Test Error

  115
• 8.6 Keyboard ( K/B ) , Touch-Pad ( T/P ) , ESB Test Error

  117
• 8.7 CD-ROM Drive Test Error

  119
• 8.8 Hard Drive Test Error

  121
• 8.9 USB Port Test Error

  123
• 8.10 Audio Failure

  125
• 8.11 SIO Port Test Error

  128
• 8.12 PIO Port Test Error

  130
• 8.13 PC CARD Socket Failure

  132
• 9. Spare Parts List

  134
• 10. System Explode View

  143
• 11. 7521 Plus/N Schematics

  145
• 12. Reference

  180