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Acer aspire 1200 travelmate alpha 550 Manuales De Servicio

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Chapter 1
23
Hardware Specifications and Configurations
Processor
Item
Specification
CPU type
Pentium III 1.0G/Pentium III 1.13G
CPU package 
FC-PGA package/FC-PGA2 package
CPU core voltage
1.75V/1.475V
CPU I/O voltage
1.25V/1.25V
BIOS
Item
Specification
BIOS vendor
Phoenix
BIOS Version
1.0
BIOS ROM type
Flash ROM
BIOS ROM size
512KB 
BIOS package
TSOP
Supported protocols
ACPI 1.0b,PC Card 95, SM BIOS 2.3, EPP/IEEE 1284, ECP/IEEE 1284 
1.7 & 1.9, PCI 2.2, PnP 1.0a, DMI 2.0, PS/2 keyboard and mouse, USB, 
VESA VGA BIOS, CD-ROM bootable,
BIOS password control
Set by setup manual
Second Level Cache
Item
Specification
Cache controller
Built-in CPU
Cache size
128KB/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
Via Twister-T
Onboard memory size
128MB
DIMM socket number
1 sockets (2 banks)
Supports memory size per socket
512MB
Supports maximum memory size
640MB
Supports DIMM type
Synchronous DRAM
Supports DIMM Speed
100MHz or 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.