Presario 1200 Series

Models: XL101-XL113, XL115, XL118-XL127

Shipping Preparation

To ship the notebook, complete the following steps:

1.Back up the critical hard drive files. Ensure that backup tapes/diskette are not exposed to electrical or magnetic fields while stored or in transit.

2.Turn off the notebook and external devices.

3.Disconnect the external devices from their power sources, then from the notebook.

Important: Ensure that there is no diskette in the diskette drive and that there are no PC Cards in the PC slots.

4.Close the display and all exterior doors of the notebook.

5.Pack the notebook with sufficient packing material to protect it. Use the original packing box or similar packaging.

POST Routine Description

Note: The following routines are sorted by their test point numbers assigned in the BIOS code. Their actual orders, as executed during POST, can be quite different.

Code

Beeps

POST Routine Description

02h

03h

04h

06h

08h

09h

0Ah

0Bh

0Ch

0Eh

0Fh

10h

11h

Verify Real Mode

Disable Non-Maskable Interrupt (NM)

Get CPU type

Initialize system hardware

Initialize chipset with Initial POST values

Set IN POST flag

Initialize CPU registers

Enable CPU cache

Initialize caches to initial POST values

Initialize I/O component

Initialize the local bus IDE

Initialize Power Management

Load alternate registers with initial POST values

34 TROUBLESHOOTING

PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1200XL SERIES

Page 76
Image 76
Compaq XL118-XL127, XL115, XL101-XL113 manual Code Beeps Post Routine Description

XL101-XL113, XL115, XL118-XL127 specifications

The Compaq XL series of monitors, including models XL101 through XL127, represents a significant era in display technology, offering a blend of performance and functionality to meet diverse user needs. Launched in the late 1990s and early 2000s, these monitors were designed primarily for business and professional use, providing reliable, high-quality visual output.

One of the standout features of the Compaq XL series is their size and resolution capabilities. Models such as the XL118 and XL127 typically feature larger screen sizes, which enhance the viewing experience for multitasking and detail-oriented tasks. With resolutions advancing in the series, users could enjoy clearer text and vibrant images, making them ideal for applications ranging from graphic design to data analysis.

Technology-wise, Compaq equipped these monitors with advanced CRT (Cathode Ray Tube) displays. While CRT technology is considered outdated today, during the time of its release, it offered excellent color reproduction and contrast ratios, contributing to an overall immersive viewing experience. The XL series monitors also featured anti-glare screens, which minimized reflections and made them more suitable for brightly lit office environments.

In terms of connectivity, the XL series provided a variety of input options, enabling seamless integration with various computers and peripherals. Standard VGA connections were common, ensuring compatibility with most desktop systems of the time. Additionally, some models offered advanced features such as adjustable refresh rates, allowing users to optimize their display settings for smoother motion during video playback or gaming.

Another characteristic of the Compaq XL series was the ergonomic design of the monitors. Many models included height and tilt adjustments, ensuring comfortable viewing angles that could reduce eye strain during extended use. The sleek styling complemented modern office setups, making the XL series not only functional but also aesthetically pleasing.

Finally, these monitors were built with durability in mind. Compaq's reputation for quality hardware ensured that the XL series could withstand the rigors of daily use in demanding environments. Overall, the Compaq XL118-XL127 and XL101-XL113 models provided a solid foundation for many users, balancing performance, reliability, and user-friendly features that defined a generation of computer monitors.