Code

Beeps

POST Routine Description

 

 

 

 

 

 

 

8Ch

 

Initialize floppy controller

 

 

 

 

 

 

 

8Fh

 

Determine number of ATA drives (optional)

 

 

 

 

 

 

 

90h

 

Initialize hard-disk controllers

 

 

 

 

 

 

 

91h

 

Initialize local-bus hard-disk controllers

 

 

 

 

 

 

 

92h

 

Jump to UserPatch2

 

 

 

 

 

 

 

93h

 

Build MPTABLE for multi-processor boards

 

 

 

 

 

 

 

95h

 

Install CD ROM for boot

 

 

 

 

 

 

 

96h

 

Clear huge ES segment register

 

 

 

 

 

 

 

97h

 

Fixup Multi Processor table

 

 

 

 

 

 

 

98h

1-2

Search for option ROMs. One long, two short

 

 

 

 

beeps on checksum failure.

 

 

 

 

 

 

 

99h

 

Check for SMART drive (optional)

 

 

 

 

 

 

 

9Ah

 

Shadow option ROMs

 

 

 

 

 

 

 

9Ch

 

Set up Power Management

 

 

 

 

 

 

 

9Dh

 

Initialize security engine (optional)

 

 

 

 

 

 

 

9Eh

 

Enable hardware interrupts

 

 

 

 

 

 

 

9Fh

 

Determine number of ATA and SCSI drives

 

 

 

 

 

 

 

A0h

 

Set time of day

 

 

 

 

 

 

 

A2h

 

Check key lock

 

 

 

 

 

 

 

A4h

 

Initialize Typematic rate

 

 

 

 

 

 

 

A8h

 

Erase F2 prompt

 

 

 

 

 

 

 

AAh

 

Scan for F2 key stroke

 

 

 

 

 

 

 

ACh

 

Enter SETUP

 

 

 

 

 

 

 

AEh

 

Clear Boot flag

 

 

 

 

 

 

 

B0h

 

Check for errors

 

 

 

 

 

 

 

B2h

 

POST done- prepare to boot operating system

 

 

 

 

 

 

 

B4h

1

One short beep before boot

 

 

 

 

 

 

 

B5h

 

Terminate QuietBoot (optional)

 

 

 

 

 

 

 

B6h

 

Check password (optional)

 

 

 

 

 

 

 

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)

 

 

 

 

 

 

 

 

 

 

 

90

Chapter 4

Page 88
Image 88
Acer 8920 manual Code Beeps Post Routine Description

8920 specifications

The Acer 8920 is a versatile and powerful laptop designed to cater to the needs of multimedia enthusiasts and professionals alike. Launched as part of Acer's gem series, the 8920 stands out with its sleek design and impressive features.

One of the main highlights of the Acer 8920 is its 18.4-inch high-definition display, which boasts a resolution of 1920x1080 pixels. This screen delivers stunning visuals, making it ideal for watching movies, playing games, or working on graphic design projects. The Full HD capability enhances the viewing experience with vibrant colors and sharp details, ensuring that every image looks crystal clear.

Under the hood, the Acer 8920 is powered by Intel's robust processing units, allowing it to handle multitasking with ease. Equipped with an Intel Core 2 Duo processor and up to 4GB of RAM, the laptop provides sufficient power for most demanding applications. Additionally, the 8920 features a dedicated NVIDIA GeForce graphics card, which significantly boosts performance in gaming and graphic-intensive tasks, making it suitable for both casual and hardcore gamers.

One of the standout features of the Acer 8920 is its Dolby Home Theater surround sound technology. With multiple speakers strategically placed around the laptop, users can enjoy an immersive audio experience that complements the stunning visuals. This feature is particularly beneficial for watching movies or listening to music, allowing users to feel as if they are part of the action.

For storage, the Acer 8920 offers various configurations, typically featuring a spacious 320GB or 500GB hard drive, ensuring ample space for files, applications, and multimedia content. The inclusion of multiple USB ports, HDMI output, and an ExpressCard slot enhances connectivity options, allowing users to connect various peripherals and external displays.

The laptop also comes with a built-in webcam and microphone, facilitating video calls and online meetings. Battery life is decent, enabling users to stay productive while on the move, although it is always recommended to keep power outlets in mind for extended use.

Overall, the Acer 8920 combines impressive hardware specifications, superior audio-visual capabilities, and a sleek design, making it a formidable choice for anyone in need of a robust multimedia laptop. Whether for gaming, content creation, or entertainment, the Acer 8920 delivers a well-rounded performance that meets a wide array of user needs.