1
Hardware Overview
1.1
Features
The PC contains the following components.
❑
CPU
Pentium® M
•
A 900/600MHz Centrino processor with a 400MHz external clock, 100MHz
bus and 1.2V/1.05 core operation voltage (built-in NDP).
•
Internal cache memory: 32KB Data and 32KB Instruction, Write-Back
•
Secondary cache memory: 1MB (in CPU)
❑
Memory
One memory slot capable of accepting 256MB-memory module for a maximum of
512MB.
•
2.5V operation
•
140-pin exclusive memory board
•
Access time : 6ns
•
Memory Supporting PC-2100(Operation is PC100)
❑
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 R100 Maintenance Manual (960-440)
Summary of Contents for Portege R100
Page 9: ...Chapter 1 Hardware Overview ...
Page 10: ...1 Hardware Overview 1 Hardware Overview 1 ii PORTEGE R100 Maintenance Manual 960 440 ...
Page 31: ...Chapter 2 Troubleshooting Procedures ...
Page 32: ...2 Troubleshooting Procedures 2 2 ii PORTEGE R100 Maintenance Manual 960 440 ...
Page 36: ...2 Troubleshooting Procedures 2 vi PORTEGE R100 Maintenance Manual 960 440 ...
Page 87: ...Chapter 3 Tests and Diagnostics ...
Page 88: ...3 Tests and Diagnostics 3 3 ii PORTREGE R 100 Maintenance Manual 960 440 ...
Page 163: ...3 24 SETUP 3 Tests and Diagnostics PORTEGE R100 Maintenance Manual 960 440 3 73 ...
Page 164: ...Chapter 4 Replacement Procedures ...
Page 165: ...4 Replacement Procedures 4 4 ii PORTEGE R100 Maintenance Manual 960 440 ...
Page 229: ...Appendices ...
Page 230: ...Appendices App ii PORTEGE R100 Maintenance Manual 960 440 ...
Page 236: ...Appendices App viii PORTEGE R100 Maintenance Manual 960 440 ...
Page 242: ...Appendices Apx A Handling the LCD Module A 6 PORTEGE R100 Maintenance Manual 960 440 ...
Page 274: ...Appendices 1 Pin Assignment 1 26 Portégé R100 Maintenance Manual 960 440 ...
Page 286: ...Appendices Apx E Key Layout E 2 PORTEGE R100 Maintenance Manual 960 440 ...
Page 288: ...Appendices Apx F BIOS KBC EC Update F 2 PORTEGE R100 Maintenance Manual 960 440 ...
Page 290: ...Appendices Apx G Reliability G 2 PORTEGE R100 Maintenance Manual 960 440 ...
Page 292: ...Appendices Apx H Key FD H 2 PORTEGE R100 Maintenance Manual 960 440 ...