Toshiba Portege M200 Maintenance Manual page 20

1 Hardware Overview
The PC contains the following components.
q CPU
Mobile Pentium-M (Banias)
• A 1.4/1.5/1.6/1.7GHz Pentium-M (Banias) processor with a
1.4/1.5/1.6/1.7GHz internal clock, 400MHz bus and 1.48/0.96V core
operation voltage (built- in NDP), supporting SpeedStep III.
• Internal cache memory: 32KB Data and 32KB Instruction, Write-Back
• Secondary cache memory: 1MB (in CPU)
q Memory
Two DDR SO-DIMM slots support DDR333 (standard)/DDR226. Memory modules
in 256MB, 512 MB and 1GB can be installed to a maximum of 2GB (2,048MB).
• 3.3V operation
• 200 pin, SO Dual In- line Memory Modules (SO-DIMM)
• Supports PC2700
• Access time : 6ns
q BIOS ROM (Flash memory)
• 4Mbit (256K×16-bit chip)
− 64KB used for logo
− 64KB used for setup and checksum
− 128KB used for system BIOS
− 64KB used for VGA-BIOS
− 64KB used for ACPI
− 8KB used for PnP
− 8KB used for password security
− 16KB used for booting
− 64KB used for LAN
− 32KB are reserved
• 5.0V operation
• Access time : 120 ns or 90 ns
• Data transfer: 8-bit
1-6 Portege M200 Maintenance Manual (960-457)
1.1 Features