Acer TravelMate 620 Series, Service Manual

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20 Chapter 1
Hardware Specifications and Configurations
Processor
Item Specification
CPU type Intel Pentium III 1/1.066/1.133 GHz processor with 512KB L2 on-die Cache
CPU package Micro-FCPGA package
CPU core voltage 1.40V/1.15V
CPU I/O voltage 1.25V
BIOS
Item Specification
BIOS vendor Acer
BIOS Version V 3.3
BIOS ROM type Flash ROM
BIOS ROM size 512KB
BIOS package 32-pin TSOP
Supported protocols ACPI 1.0b, APM 1.2, PC Card 95, SM BIOS 2.3, EPP/IEEE 1284, ECP/
IEEE 1284 1.7 & 1.9, IrDA, PCI 2.2, PnP 1.0a, DMI 2.0, PS/2 keyboard and
mouse, USB, VESA VGA BIOS, DDC-2B, CD-ROM bootable, Windows
keyboard Microsoft Simple Boot Flag
BIOS password control Set by switch, see SW1(SW1) setting
Second Level Cache
Item Specification
Cache controller Built-in CPU
Cache size 512KB
1st level cache control Always enabled
2st level cache control Always enabled
Cache scheme control Fixed in write-back
System Memory
Item Specification
Memory controller Built-in Intel Amador-M
Onboard memory size 0MB
DIMM socket number 2 sockets (2 banks)
Supports memory size per socket 512MB
Supports maximum memory size 1024MB
Supports DIMM type Synchronous DRAM
Supports DIMM Speed 133 MHz
Supports DIMM voltage 3.3V
Supports DIMM package 144-pin soDIMM
Memory module combinations You can install memory modules in any combinations as long as they
match the above specifications.