Code

Beeps

POST Routine Description

 

 

 

45h

 

POST device initialization

46h

2-1-2-3

Check ROM copyright notice

 

 

 

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 UserPatch1

 

 

 

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 Motheboard Configurable Devices (optional)

 

 

 

88h

 

Initialize BIOS Data Area

 

 

 

89h

 

Enable Non-Maskable Interrupts (NMIs)

 

 

 

134

Chapter 4

Page 144
Image 144
Acer 5532 manual Chapter

5532 specifications

The Acer 5532 is a versatile laptop that strikes a balance between performance, portability, and affordability, making it an appealing choice for both casual users and students. This model is particularly recognized for its robust build quality, which ensures durability while maintaining a sleek aesthetic.

At the core of the Acer 5532 is an AMD processor, typically the Athlon or Turion series, which offers sufficient computing power for daily tasks such as web browsing, document editing, and multimedia consumption. The dual-core configuration allows users to multitask effectively, whether it’s streaming videos or running multiple applications simultaneously without significant lag.

The laptop features a 15.6-inch display, which is a sweet spot for many users. With a resolution of 1366 x 768 pixels, it provides decent visuals for watching movies and doing office work. The screen is complemented by integrated AMD Radeon graphics, enabling casual gaming and smooth playback of HD videos.

One of the standout characteristics of the Acer 5532 is its extensive connectivity options. It comes with multiple USB ports, including USB 3.0, HDMI, and an SD card reader, allowing for easy connection to a variety of peripherals and external displays. Wi-Fi connectivity ensures that users can stay connected to the internet, while optional Bluetooth functionality facilitates wireless connections with other devices.

Acer has also equipped the 5532 with a comfortable keyboard that supports a pleasant typing experience, which is particularly important for students and professionals who spend long hours on their laptops. The touchpad is multi-gesture enabled, providing easy navigation and a responsive feel.

When it comes to storage, the Acer 5532 typically offers a hard disk drive (HDD) with a capacity ranging from 320GB to 500GB, which provides ample space for documents, photos, and software applications. Some models may also support upgradable components, allowing tech-savvy users to enhance performance as needed.

Battery life is another notable aspect, with the Acer 5532 designed to last several hours on a single charge, making it suitable for students or professionals on the go. Overall, the Acer 5532 combines reliable performance, user-friendly design, and solid battery endurance, making it a popular choice in the entry-level laptop market.