. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Table 2-28 Continued

Problem

Probable Cause

Solution(s)

The image on the external monitor does not fill the screen.

You are using an external monitor and simultaneously displaying an image on the computer display.

This is typical; no action is required.

Small red, green, or blue spots appear on the computer TFT display.

Small spots, called on-pixels, often

This is typical; no action is required.

appear on TFT screens. Compaq

 

limits the number of these on-pixels

 

to 0.003% of the approximately

 

1 million transistors that are on a

 

12.1-, or 11.2-inch display.

 

When in MS-DOS mode, the image on the computer display does not fill the screen.

When displaying simultaneously, the image on the external monitor may not be centered.

To maintain a high-quality image, the 800 × 600 models do not stretch the lower-resolution image of MS-DOS mode to fill the screen.

This is typical; no action is required.

Solving Software Application Problems

Most software application or installation problems occur as a result of one or more of the following:

The application was not installed correctly.

Memory was not allocated correctly.

A conflict exists between applications.

Table 2-29

Solving Software Application Problems

Problem

Probable Cause

Solution(s)

 

 

 

Cannot use an application.

The application has not been

Run the program with the full path name.

 

added to the PATH statement.

 

 

 

 

Insufficient memory to

System ran out of memory for

Check the application documentation for memory

run application.

the application.

requirements.

 

 

 

 

 

Install additional memory.

 

 

 

Too many TSR (terminate and stay resident) applications are running.

Remove from memory any TSR applications that you do not need.

Application requires Windows

Exit Windows and enter again using the following

to be run in enhanced mode.

command to run in enhanced mode:

 

WIN/3

 

 

2-30 Troubleshooting

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Compaq 4140T, 4130T, 4150T, 4131T, 4200, 4125T, 4160T SLIMLINE, 4125D, 4115, 4120T Solving Software Application Problems

4130T, 4200, 4115, 4150, 4131T specifications

The Compaq 4160T Slimline, along with its variants – 4125D, 4150, 4120T, and 4150T – represents a series of personal computers that were engineered during the early 1990s. These systems were particularly popular for their compact design and efficient performance, catering to both individual users and businesses seeking reliable computing solutions.

The Compaq 4160T Slimline was designed with portability in mind. It featured a slim form factor that allowed it to fit easily into limited spaces, making it an ideal choice for environments where desk space was at a premium. One of the standout characteristics of the 4160T was its lightweight design, which aided in ease of transport.

The 4125D variant was notable for its robust performance capabilities. It utilized an Intel 486 processor, which provided enhanced processing power for multitasking and running memory-intensive applications. The system came equipped with an array of RAM options and upgradable storage, making it adaptable to various user needs.

The Compaq 4150 and 4150T models built upon the strong foundation of their predecessors, offering improved specifications. These models supported a greater range of peripheral devices, including external drives, printers, and modems, thanks to their extensive connectivity options. The 4150T further featured advanced graphics capabilities, making it suitable for light gaming and multimedia tasks.

The 4120T targeted users who prioritized a balance between performance and cost. With its value-driven design, this model provided essential computing features and was often utilized in educational settings and small offices. Its reliability and ease of use made it a favored choice for individuals who required straightforward functionality.

All models in this series showcased Compaq's commitment to innovation, featuring technologies such as integrated memory management and support for DOS-based applications. Additionally, the systems were equipped with customizable options, allowing users to choose specific configurations that best suited their unique requirements.

In summary, the Compaq 4160T Slimline and its counterparts presented a solution that combined compact design with practical performance. Their legacy continues to remind us of the evolution of personal computing and the foundational role that systems like these played in the development of modern PCs. These models represented a bridge between earlier computing technology and the more sophisticated devices that followed, paving the way for advancements in the industry.