Code

Beeps

POST Routine Description

 

 

 

B9h

 

Prepare Boot

 

 

 

BAh

 

Initialize DMI parameters

 

 

 

BBh

 

Initialize PnP Option ROMs

 

 

 

BCh

 

Clear parity checkers

 

 

 

BDh

 

Display MultiBoot menu

 

 

 

BEh

 

Clear screen (optional)

 

 

 

BFh

 

Check virus and backup reminders

 

 

 

C0h

 

Try to boot with INT 19

 

 

 

C1h

 

Initialize POST Error Manager (PEM)

 

 

 

C2h

 

Initialize error logging

 

 

 

C3h

 

Initialize error display function

 

 

 

C4h

 

Initialize system error handler

 

 

 

C5h

 

PnPnd dual CMOS (optional)

 

 

 

C6h

 

Initialize notebook docking (optional)

 

 

 

C7h

 

Initialize notebook docking late

 

 

 

C8h

 

Force check (optional)

 

 

 

C9h

 

Extended checksum (optional)

 

 

 

D2h

 

Unknown interrupt

 

 

 

 

Code

 

Beeps

 

 

 

 

 

 

E0h

 

 

 

Initialize the chipset

 

 

 

 

 

E1h

 

 

 

Initialize the bridge

 

 

 

 

 

E2h

 

 

 

Initialize the CPU

 

 

 

 

 

E3h

 

 

 

Initialize the system timer

 

 

 

 

 

E4h

 

 

 

Initialize system I/O

 

 

 

 

 

E5h

 

 

 

Check force recovery boot

 

 

 

 

 

E6h

 

 

 

Checksum BIOS ROM

 

 

 

 

 

E7h

 

 

 

Go to BIOS

 

 

 

 

 

E8h

 

 

 

Set Huge Segment

 

 

 

 

 

E9h

 

 

 

Initialize Multi Processor

 

 

 

 

 

EAh

 

 

 

Initialize OEM special code

 

 

 

 

 

EBh

 

 

 

Initialize PIC and DMA

 

 

 

 

 

ECh

 

 

 

Initialize Memory type

 

 

 

 

 

EDh

 

 

 

Initialize Memory size

 

 

 

 

 

EEh

 

 

 

Shadow Boot Block

 

 

 

 

 

EFh

 

 

 

System memory test

 

 

 

 

 

F0h

 

 

 

Initialize interrupt vectors

 

 

 

 

 

F1h

 

 

 

Initialize Run Time Clock

 

 

 

 

 

F2h

 

 

 

Initialize video

 

 

 

 

 

F3h

 

 

 

Initialize System Management Mode

 

 

 

 

 

F4h

 

1

 

Output one beep before boot

 

 

 

 

 

Chapter 4

93

Page 101
Image 101
Acer 5740D, 5340 manual Code Beeps

5340, 5740D specifications

The Acer 5740D, 5740, 5740G, and 5340 series of laptops introduced a range of features and technologies designed to cater to various computing needs, from everyday tasks to more demanding applications. These models became notable for their performance, affordability, and versatile specifications.

The Acer 5740D is primarily recognized for its integrated Graphics Media Accelerator, which makes it suitable for light gaming and multimedia functions. It is powered by Intel's processors, delivering reliable performance for standard productivity tasks like web browsing, word processing, and streaming videos. This model offers a 15.6-inch display, providing a balance between portability and screen real estate, making it an ideal choice for students and casual users alike.

On the other hand, the Acer 5740 and 5740G elevate the performance with dedicated graphics options. The 5740G, in particular, is furnished with NVIDIA GeForce graphics, which enhances gaming capabilities and graphics-intensive tasks such as video editing. This feature is crucial for users who seek a machine that performs well under load and can handle modern gaming titles at reasonable settings. Both these models also sport a 15.6-inch display but feature better resolution options compared to the 5740D.

The Acer 5340 series also shares some similarities with the 5740 variants but is positioned within a more budget-friendly range. It typically features a slightly lower-end Intel processor, making it ideal for users who need a reliable machine for basic tasks without the need for high-performance hardware. The 5340 offers a robust battery life, making it well-suited for students or professionals who require portability and longevity in their devices.

Each of these laptops includes a chiclet-style keyboard, which enhances typing comfort and accuracy. They also offer diverse connectivity options, including USB ports, HDMI, and Ethernet, allowing easy integration into various setups.

In summary, the Acer 5740D, 5740, 5740G, and 5340 series cater to a diverse user base, from casual users to more demanding consumers. Their blend of performance, connectivity, and affordability solidifies their status as reliable options in the competitive laptop market, appealing to individuals who seek functional devices without breaking the bank.