POST Code

Function

Phase

Component

 

 

 

 

0x6A

Display external cache size on the screen if it is non-

LBT

Core

 

zero.

 

 

 

 

 

 

0x6C

Display shadow message

LBT

Core

 

 

 

 

0xCA

post EISA init

LBT

Core

 

 

 

 

0x70

Check flags in CMOS and in the TrustedCore data

LBT

Core

 

area for errors detected during POST. Display error

 

 

 

messages on the screen.

 

 

 

 

 

 

0x72

Check status bits to see if configuration problems

LBT

Core

 

were detected. If so, display error messages on the

 

 

 

screen.

 

 

 

 

 

 

0x4F

Initialize MultiBoot. Allocate memory for old and new

LBT

Core

 

MultiBoot history tables.

 

 

 

 

 

 

0xCD

Reclaim console vector after HW vectors initialized.

LBT

Core

 

 

 

 

0x7D

Initialize Intelligent System Monitoring.

LBT

Core

 

 

 

 

0x7E

The Coprocessor initialization test. Use the floating

LBT

Core

 

point instructions to determine if a coprocessor

 

 

 

exists instead of the ET bit in CR0.

 

 

 

 

 

 

0xC1

Check Boot Type (Server BIOS)

LBT

Core

 

 

 

 

0x80

Disable onboard COM and LPT ports before testing

LBT

Core

 

for presence of external I/O devices.

 

 

 

 

 

 

0xCA

Redirect Int 15h to enable target board to use remote

LBT

Core

 

keyboard (PICO BIOS).

 

 

 

 

 

 

0x88

Initialize interrupt controller.

LBT

Core

 

 

 

 

0x81

Run late device initialization routines.

LBT

Core

 

 

 

 

0x87

Initialize motherboard configurable devices.

LBT

Core

 

 

 

 

0x85

Display any ESCD read errors and configure all PnP

LBT

Core

 

ISA devices.

 

 

 

 

 

 

0x82

Test and identify RS232 ports.

LBT

Core

 

 

 

 

0x84

Test and identify parallel ports.

LBT

Core

 

 

 

 

0x86

Initialize onboard I/O and BDA according to CMOS

LBT

Core

 

and presence of external devices.

 

 

 

 

 

 

0x83

Configure Fisk Disk Controller.

LBT

Core

 

 

 

 

0xCE

Initialize digitizer device and display installed

LBT

Core

 

message if successful.

 

 

 

 

 

 

0x89

Enable non-maskable interrupts.

LBT

Core

 

 

 

 

0x8C

Initialize both of the floppy disks and display an error

LBT

Core

 

message if failure was detected. Check both drives

 

 

 

to establish the appropriate diskette types in the

 

 

 

TrustedCore data area

 

 

 

 

 

 

0xCB

Redirect Int 13h to Memory Technologies Devices

LBT

Core

 

such as ROM, RAM, PCMCIA, and serial disk (PICO

 

 

 

BIOS).

 

 

 

 

 

 

0xCD

Remap I/O and memory address space for PCMCIA

LBT

Core

 

(PICO BIOS).

 

 

 

 

 

 

0x90

Initialize hard-disk controller. If the CMOS ram is

LBT

Core

 

valid and intact, and fixed disks are defined, call the

 

 

 

fixed disk init routine to initialize the fixed disk

 

 

 

system and take over the appropriate interrupt

 

 

 

vectors.

 

 

 

 

 

 

154

Chapter 4

Page 164
Image 164
Acer 7530G manual Pico Bios

7530, 7530G specifications

The Acer 7530 and 7530G are part of Acer's lineup of laptops, known for their robust performance and appealing design. Targeted towards users looking for a reliable mobile computing solution, these models strike a balance between performance, portability, and cost-effectiveness.

One of the standout features of the Acer 7530 and 7530G is their display. They typically come equipped with a 15.4-inch widescreen LCD, offering a resolution of 1280x800 pixels. This ensures clear and vibrant visuals, making them suitable for various multimedia tasks, from watching movies to playing games. The screen's aspect ratio enhances the viewing experience, especially for widescreen content.

Powering these laptops is a choice of AMD processors, which provide a good combination of performance and energy efficiency. Users can expect to find models equipped with AMD Turion or Athlon processors, along with integrated or dedicated graphics options on the 7530G, which enhances gaming capabilities and boosts graphics performance for applications like photo and video editing.

In terms of memory, the Acer 7530 and 7530G typically support up to 4GB of DDR2 RAM, allowing for smooth multitasking and improved system responsiveness. The hard drive options are flexible, with configurations often including up to 320GB of storage, which offers ample space for software, files, and multimedia content.

Connectivity options on these laptops are designed to keep users connected and productive. They usually include several USB ports, an HDMI output for linking to external displays, and an integrated webcam, making it easy to engage in video conferencing. Additionally, wireless connectivity is supported with built-in Wi-Fi, allowing users to stay connected without the hassle of cables.

The design of the Acer 7530 and 7530G is sleek and modern. They usually feature a sturdy chassis with a comfortable keyboard and touchpad, ensuring that extended typing sessions are comfortable. The battery life is also reasonable, enabling users to work on the go without constantly searching for a power outlet.

Overall, the Acer 7530 and 7530G are solid choices for users seeking a durable, well-designed laptop that offers a good mix of features, performance, and multimedia capabilities. Whether for business tasks, multimedia consumption, or basic gaming, these Acer models provide a dependable solution for everyday computing needs.