User Guide

Software Functional Overview
3-2 FIC MB02 Service Manual
Power Management
Support (ACPI Mode)
The power management is compliant with ACPI 1.0B
specification and supports the following power state:
§ S0 (Full-On) Mode
§ S3 (STR) Mode
§ S4 (STD) Mode
§ S5 (Soft-Off) Mode
3.3 Subsystem Software Functions
This section provides introduction on the software functions of the notebook subsystems and
BIOS related function.
3.3.1 Key Chipset Summary
Following are the main chipsets used in the notebook:
Controller Chip Vendor Description
Processor
Intel Mobile Banias
North Bridge
Intel Montara GM
South Bridge
Intel ICH4
Video Controller
Intel Embedded in Montara GM
PCMCIA Controller
RICOH R5C551
Audio Chip
Intel South Bridge Integrated
Audio Codec
Intel ICH4
Keyboard Controller
Misubishi M3885x
PMU Controller
NEC PMU08
ROM BIOS
SST 49LF004A
Clock Generator
IMI CY28346
Temperature Sensor
NS MAX6690
IEE 1394
RICOH R5C551
LAN
Intel ICH4
Modem
Intel MDC AC’97
3.3.2 System Memory
The system memory consists of SDRAM memory on 64-bit bus and the module size options
are 128/256/512/1GMB upward. The BIOS will automatically detect the amount of memory
in the system and configure CMOS accordingly during the POST (Power-On Self Test)
process. This must be done in a way that requires no user interaction.
Base SO-DIMM DRAM
slot
Expansion SO-DIMM DRAM
slot
Total Size
(Bank 0&1) (Bank 2&3)
NIL 128MB 128MB
NIL 256MB 256MB
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