Chapter 4 Hardware Functional Overview

Table of Contents

3.7.2PMU07 EC RAM List / 3-33

3.8Miscellaneous / 3-41

3.8.1Security / 3-41

3.9CMOS Setup Utility / 3-41

Chapter 4 Hardware Functional Overview

4.1Overview / 4-1

4.2System Hardware Block Diagram / 4-2

4.4System Processor (CPU) / 4-3

4.4.1Intel Mobile Pentium-III Features / 4-3

4.4.2Intel Mobile Celeron Features / 4-4

4.5System Core Logic / 4-5

4.5.182443ZX Features / 4-5

4.5.282371MB (PIIX4M) Features / 4-6

4.6Clock Frequency Generator / 4-8

4.7Cache Memory / 4-8

4.8System Memory / 4-8

4.8.1System Memory / 4-8

4.8.2Video Memory / 4-8

4.9System BIOS / 4-8

4.10Video Subsystem / 4-9

4.10.1Video Chip Controller / 4-9

4.10.2Video Clock / 4-9

4.11I/O Subsystem / 4-9

4.12PCMCIA Controller / 4-10

4.13Audio Subsystem / 4-11

4.14Keyboard and Pointing Device / 4-13

4.15Disk Drives Subsystem / 4-14

4.16Power Subsystem / 4-14

4.16.1AC Power Adapter / 4-14

4.16.2Internal Battery Pack / 4-14

4.16.3DC-DC Module of Motherboard / 4-14

4.16.4LCD Inverter Board Assembly / 4-14

4.17Micro-P Subsystem (PMU-07) / 4-15

iv

FIC A360 Service Manual

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FIC A360 service manual Hardware Functional Overview, Table of Contents