Code

Beeps

POST Routine Description

 

 

 

48h

 

Check video configuration against CMOS

 

 

 

49h

 

Initialize PCI bus and devices

 

 

 

4Ah

 

Initialize all video adapters in system

 

 

 

4Bh

 

QuietBoot start (optional)

 

 

 

4Ch

 

Shadow video BIOS ROM

 

 

 

4Eh

 

Display BIOS copyright notice

 

 

 

50h

 

Display CPU type and speed

 

 

 

51h

 

Initialize EISA board

 

 

 

52h

 

Test keyboard

 

 

 

54h

 

Set key click if enabled

 

 

 

58h

2-2-3-1

Test for unexpected interrupts

 

 

 

59h

 

Initialize POST display service

 

 

 

5Ah

 

Display prompt “Press F2 to enter SETUP”

 

 

 

5Bh

 

Disable CPU cache

 

 

 

5Ch

 

Test RAM between 512 and 640 KB

 

 

 

60h

 

Test extended memory

 

 

 

62h

 

Test extended memory address lines

 

 

 

64h

 

Jump to User Patch1

 

 

 

66h

 

Configure advanced cache registers

 

 

 

67h

 

Initialize Multi Processor APIC

 

 

 

68h

 

Enable external and CPU caches

 

 

 

69h

 

Setup System Management Mode (SMM) area

 

 

 

6Ah

 

Display external L2 cache size

 

 

 

6Bh

 

Load custom defaults (optional)

 

 

 

6Ch

 

Display shadow-area message

 

 

 

6Eh

 

Display possible high address for UMB

 

 

recovery

 

 

 

70h

 

Display error messages

 

 

 

72h

 

Check for configuration errors

 

 

 

76h

 

Check for keyboard errors

 

 

 

7Ch

 

Set up hardware interrupt vectors

 

 

 

7Eh

 

Initialize coprocessor if present

 

 

 

80h

 

Disable onboard Super I/O ports and IRQs

 

 

 

81h

 

Late POST device initialization

 

 

 

82h

 

Detect and install external RS232 ports

 

 

 

83h

 

Configure non-MCD IDE controllers

 

 

 

84h

 

Detect and install external parallel ports

 

 

 

85h

 

Initialize PC-compatible PnP ISA devices

 

 

 

86h

 

Re-initialize onboard I/O ports

 

 

 

87h

 

Configure Motherboard Configurable Devices

 

 

(optional)

 

 

 

88h

 

Initialize BIOS Area

 

 

 

89h

 

Enable Non-Maskable Interrupts (NMIs)

 

 

 

8Ah

 

Initialize Extended BIOS Data Area

 

 

 

8Bh

 

Test and initialize PS/2 mouse

 

 

 

8Ch

 

Initialize floppy controller

 

 

 

Chapter 4

68

Page 77
Image 77
Acer 4060 manual Chapter

4060 specifications

The Acer 4060 is a powerful and versatile laptop designed to meet the demands of both casual users and professionals alike. With its sleek design and impressive specifications, the Acer 4060 has become a popular choice for those looking for a reliable and high-performance computing solution.

At the heart of the Acer 4060 is a cutting-edge Intel core processor, which provides exceptional processing power for multitasking and demanding applications. Whether you are editing videos, playing the latest games, or running complex software, the Intel core processor ensures that the laptop can handle whatever you throw at it with ease.

One of the standout features of the Acer 4060 is its stunning 15.6-inch Full HD display. With a resolution of 1920 x 1080 pixels, the screen delivers vibrant colors and sharp images, making it perfect for watching movies, browsing the web, or working on projects. The display also offers wide viewing angles, ensuring that content remains clear and detailed from various perspectives.

In terms of graphics, the Acer 4060 is equipped with a powerful dedicated graphics card, allowing it to deliver smooth gameplay and rendering capabilities. This makes it an excellent choice for gamers and creative professionals who require high graphical performance for tasks such as 3D modeling or video editing.

Another impressive attribute of the Acer 4060 is its generous storage options. With multiple configurations available, users can choose between solid-state drives (SSD) and traditional hard-disk drives (HDD), offering ample space for files, applications, and games. The inclusion of SSD technology not only provides faster boot times and quick file access but also enhances overall system performance.

Connectivity is made effortless with a range of ports, including USB Type-C, USB 3.0, HDMI, and an audio jack. This allows users to easily connect a variety of peripherals and external displays, expanding the laptop’s functionality.

Moreover, the Acer 4060 features a backlit keyboard, making it practical for use in low-light conditions. The tactile feedback from the keys enhances the typing experience, ensuring comfort during long work sessions.

Battery life is another notable characteristic, with the Acer 4060 offering all-day usage on a single charge. This durability makes it ideal for users who are often on the go and need a reliable device to keep up with their busy lifestyle.

Overall, the Acer 4060 combines powerful performance, stunning visuals, and robust features, making it a compelling choice in the competitive laptop market. Whether for work, play, or everything in between, the Acer 4060 is equipped to handle a wide range of tasks with ease and efficiency.