Code

Beeps

POST Routine Description

 

 

 

85h

 

Initialize PC-compatible PnP ISA devices

86h

 

Re-initialize onboard I/O ports.

 

 

 

87h

 

Configure Motherboard Configurable Devices (optional)

 

 

 

88h

 

Initialize BIOS Data Area

 

 

 

89h

 

Enable Non-Maskable Interrupts (NMIs)

 

 

 

8Ah

 

Initialize Extended BIOS Data Area

 

 

 

8Bh

 

Test and initialize PS/2 mouse

 

 

 

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

2-1

Search for option ROMs. One long, two short beeps on

 

 

 

che

 

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

 

 

 

Chapter 4

153

Page 163
Image 163
Packard Bell LJ61 manual Code Beeps Post Routine Description

LJ61 specifications

The Packard Bell LJ61 is a versatile laptop designed to meet the needs of everyday computing and multimedia entertainment. Known for its sleek design and solid performance, the LJ61 stands out in the competitive laptop market with a unique blend of features that cater to both casual users and more demanding tasks.

One of the primary characteristics of the Packard Bell LJ61 is its display. With a 15.6-inch screen, the laptop offers a vibrant resolution that enhances the visual experience. The LED backlight technology provides sharp colors and better contrast, making it ideal for watching movies or working on photo editing tasks. The larger screen size also allows for improved multitasking, providing enough space to comfortably view multiple applications.

Under the hood, the LJ61 is equipped with various processor options, including Intel and AMD configurations. Depending on the specific model, users can expect performance levels suitable for daily tasks such as browsing the web, streaming videos, or working on documents. The choice between different processors means that buyers can select the version that best meets their performance needs and budget.

Memory and storage options further enhance the LJ61’s appeal. Many configurations come with 4GB of RAM, which is adequate for most everyday applications, while some higher-end models may offer up to 8GB. Additionally, the laptop features a hard drive with storage options ranging from 500GB to 1TB, providing ample space for files, applications, and multimedia content.

The laptop is designed with connectivity in mind. It comes equipped with multiple USB ports, HDMI output, and an SD card reader, allowing users to connect a variety of peripherals and external devices. Wireless connectivity options such as Wi-Fi and Bluetooth are also integral features, enabling seamless access to the internet and connectivity with other devices.

Battery life is another consideration, and the LJ61 is built to keep users mobile. While battery performance can vary based on usage, the laptop aims to provide enough power to last through several hours of typical usage.

Overall, the Packard Bell LJ61 combines a stylish design with functional features that cater to a wide variety of users. Its balance of performance, display quality, and connectivity options make it a solid choice for students, professionals, and casual users alike. Whether for work or leisure, the LJ61 is designed to enhance the computing experience.