2 Troubleshooting Procedures

2.4 System Board Troubleshooting

 

 

Table 2-3 D port status (3/7)

 

 

 

 

 

 

D port status

Inspection items

Details

 

 

 

 

 

 

 

F102h

Checking and initializing

Configuring cache memory

 

 

 

CMOS

 

 

 

 

Enabling L1/L2 cache memory

 

 

 

 

 

 

 

 

 

 

 

 

 

Testing CMOS for access (only in Cold Boot)

 

 

 

 

When a error is detected, HLT.

 

 

 

 

 

 

 

 

 

Checking the voltage of a CMOS backup battery

 

 

 

 

 

 

 

 

 

Examining the checksum of CMOS

 

 

 

 

 

 

 

 

 

Initializing data in CMOS (1)

 

 

 

 

 

 

 

 

 

Setting up IRT status

 

 

 

 

 

 

 

 

 

Storing the size of DRAM

 

 

 

 

 

 

 

F103h

Checking of resume error

Branch of resuming( only in Cold Boot)

 

 

 

 

When a CMOS error is detected, it does not branch.

 

 

 

 

When a resume status code is not set, it does not

 

 

 

 

branch.

 

 

 

 

Checking of resume error

 

 

 

 

S3 return error

 

 

 

 

Resume error F17AH

 

 

 

 

Check sum check of SM-RAM Resume error F173H

 

 

 

 

Checking change of memory configuration

 

 

 

 

Resume error F173H

 

 

 

 

Check sum check of RAM area of System

 

 

 

 

BIOS Resume error F179H

 

 

 

 

Check sum check of PnP RAM Resume error F177H

 

 

 

 

Goes to resuming process.

 

 

 

 

Resuming error process

 

 

 

 

Returning the CPU clock to Low

 

 

 

 

Disabling all SMI

 

 

 

 

Clearing resuming status

 

 

 

 

Returning to ROM

 

 

 

 

Assigning the area, C000h to EFFFh, to PCI (Disabling

 

 

 

 

DRAM)

 

 

 

 

Setting a request for a resuming error

 

 

 

 

Copying system BIOS from ROM to RAM

 

 

 

 

 

 

 

F104h

Checking the factor of

Initializing SMRAM

 

 

 

WakeUp

 

 

 

 

Checking the factor of WakeUp

 

 

 

 

 

 

 

 

 

 

 

 

 

Changing SMRAM base and storing CPU state map for

 

 

 

 

BIOS

 

 

 

 

 

 

 

 

 

Enabling SMI only by ASMI

 

 

 

 

 

 

2-22

PORTEGE A100 Maintenance Manual (960-460)

Page 63
Image 63
Toshiba A100 manual Bios

A100 specifications

The Toshiba A100 series represents a notable range of laptops that combines performance and versatility, catering specifically to the needs of both casual users and professionals. Launched with an emphasis on multimedia capabilities and productivity, the A100 series showcases an array of features designed to enhance the user experience.

One of the primary characteristics of the Toshiba A100 is its robust design. The laptop typically features a sleek, compact chassis that is both aesthetically pleasing and practical, making it easy to carry for those on the move. The build quality is commendable, with a durable exterior that can withstand the rigors of daily use.

Under the hood, the A100 series is powered by Intel’s core processors, which offer a balanced blend of performance and power efficiency. This enables smooth multitasking and quick application launches, ensuring that users can handle demanding tasks without lag. The inclusion of generous RAM options allows for an enhanced computing experience, making this laptop suitable for both work and entertainment.

The display of the Toshiba A100 is another highlight, often featuring a vivid, high-resolution screen that delivers sharp images and vibrant colors. This makes it an excellent choice for watching movies, editing photos, or simply enjoying everyday tasks. Additionally, some models in the series offer an anti-glare coating, reducing reflections and providing a more comfortable viewing experience in various lighting conditions.

Connectivity options are comprehensive, with multiple USB ports, HDMI outputs, and a multi-card reader. This ensures that users can easily connect to peripherals, external displays, and transfer files with ease. The inclusion of Wi-Fi and Bluetooth capabilities facilitates seamless integration into modern home and office environments.

Furthermore, the Toshiba A100 series includes advanced audio technologies, such as built-in stereo speakers that enhance the multimedia experience. The laptop often features Toshiba's sound enhancement technologies, delivering clear and dynamic sound for music, movies, and video calls.

Lastly, battery performance is a critical aspect of the Toshiba A100 series. Many models are optimized for extended use, allowing users to work or play for hours on a single charge. This combination of efficient hardware and thoughtful design results in a laptop that not only meets but exceeds the expectations of its users.

In conclusion, the Toshiba A100 series stands out with its robust performance, impressive display, and user-friendly features, making it a compelling choice for those seeking a reliable and stylish laptop for various applications.