1 Hardware Overview
1.1 Features
NB250/NB255 Maintenance Manual
1-6
The system unit of the computer consists of the following components:
Processor
The computer is equipped with the following Intel
®
processor:
Intel
®
Pineview
TM
Processor.
Memory (BTO)
The computer has one SODIMM slot which comes standard with 1GB/2GB, accepting BTO
for your memory requirements. It can incorporate up to 1 GB (XP) or 2 GB (Vista/Linux) of
main memory. It supports DDR3 at 667MHz.
BIOS ROM (EEPROM)
The system BIOS and Keyboard BIOS share one single 1024KB flash ROM. The flash
utility can be used to program both system and keyboard BIOS at the same time.
System Controllers
ACPI2.0b and Windows Logo Program 3.0 compliant
Support SMBus specification V2.0
Hot keys for system control
Audio volume output control
Battery scope report and control
Power switch control
Internal Keyboard country selection
Graphics Controller
Intel
®
NM10 Express Chipset for integrated graphics display.
TVAP and Smart External Monitor Support
Summary of Contents for mini NB250 series
Page 1: ...Toshiba Personal Computer NB250 NB255 Maintenance Manual TOSHIBA CORPORATION ...
Page 12: ...Chapter 1 Hardware Overview ...
Page 15: ......
Page 28: ...Chapter 2 Troubleshooting Procedures 2 ...
Page 29: ......
Page 64: ...352 Troubleshooting Procedures NB200 Series Maintenance Manual 35 ...
Page 75: ...3 Tests and Diagnostics 1 Chapter 3 Tests and Diagnostics ...
Page 87: ...3 Tests and Diagnostics 13 ...
Page 90: ...3 Tests and Diagnostics Japan keyboard UK keyboard 16 ...
Page 94: ...3 Tests and Diagnostics 2 If the Magnetic switch test pass it will show below display 20 ...
Page 114: ...3 Tests and Diagnostics If W R T P type passes the screen would display as below 40 ...
Page 118: ...3 Tests and Diagnostics 44 ...
Page 120: ...3 Tests and Diagnostics 46 ...
Page 121: ...Chapter 4 Replacement Procedures ...
Page 126: ......
Page 219: ...Figure JP keyboard NB250 NB255 Series Maintenance Manual ...