Compal ACY25 series, Service Manual

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Chapter 1: SYSTEM DESCRIPTION
SCOPE
This document describes the functional specifications for the Compal NoteBook personal
computer ACY25 series. The system is hardware and software compatible with the IBM
PC/AT personal computer.
SYSTEM
•
Intel Mobile P4 1.4G/1.5G/1.6G/1.7G/1.8G/1.9G/2.0GHz (
μ
FCPGA CPU)
•
SIS650(SIS315 VGA embedded)
•
SB SIS961 for system controller, PCI controller, LPC, AC_link interface, IDE controller &
USB interface.
•
SMSC LPC47N227 for FDC, one Serial ports and one Parallel port
•
NS87591 for Keyboard Controller, Keyboard Scanner and Battery management Unit
•
ENE CB1420 for Card Bus PCMCIA controller.
•
Realtech ALC202A for AC97 codec
•
Realtech 8100BL for On Board LAN controller
Memory
•
Two 200-pin +2.5V DDR SO-DIMM connector, supporting PC1600/PC2100 DDR SDRM
memory card. Maximum upgradable to 1GMB by two 512MB DDR SO-DIMM modules.
128MB, 256MB, 512MB DDR SDRM RAM module.
•
512KB L2 Cache on CPU
BIOS
•
512KB Flash ROM for system and Keyboard BIOS (Bootblock)
a) Suspend to Disk
b) Password protection for System and HDD
c) PC99 and windows WinXP/W2K ready with PnP
d) ACPI compliant BIOS
e) Support windowXP
f) Various hot key for system control
Power
•
The charging time from empty to full capacity 3hrs typical (system off), 6.0hrs typical
(system on) at room temperature. based on system loading.
•
More than 300 charging / discharging cycles.
•
2.5hr battery mark operation time with PMU disable, APCI enabled and backlight adjusted
to 3/7 Maximum brightness.
•
8-cell Li-Ion of 18650 size battery pack with 57.7wh capacity
Chapter 1-1