Presario 1200 Series

Models: XL101-XL113, XL115, XL118-XL127

Solving Hardware Installation Problems

Some common causes and solutions for hardware installation problems are listed in the following table.

Solving Hardware Installation Problems

Problem

Probable Cause

Solution(s)

 

 

 

A new device is not recognized as part of the computer system.

Cable(s) of new external device are loose or power cables are unplugged.

Power switch of new external device is not turned on.

Device is not seated properly.

Ensure that all cables are proplerly and securely connected.

Turn off the notebook, turn on the external device, then turn on the notebook to integrate the device with the computer system.

Turn off the notebook and reinsert the device.

Solving Keyboard/Numeric Keypad Problems

Some common causes and solutions for keyboard/numeric keypad problems are listed in the following table.

Solving Keyboard/Numeric Keypad Problems

Problem

 

Probable Cause

 

Solution(s)

Embedded numberic

 

Num Lock function is not

 

Press the Shift+NumLk keys to

keypad on notebook

 

enabled.

 

enable the Num Lock function and

keyboard is disabled.

 

 

 

embedded numberic keypad. The

 

 

 

 

Num Lock light on the notebook

 

 

 

 

turns on.

 

 

 

 

 

Embedded numeric

 

External numeric keypad is

 

Disconnect the external numeric

keypad is disabled and

 

connected to the notebook.

 

keypad from the notebook.

Num Lock function is

 

 

 

 

on.

 

 

 

 

 

 

 

 

 

PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1200XL SERIES

TROUBLESHOOTING 27

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Compaq XL115, XL118-XL127, XL101-XL113 Solving Hardware Installation Problems, Solving Keyboard/Numeric Keypad Problems

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.