Troubleshooting

This chapter contains information about how to troubleshoot your LCD Monitor. If you have tried all of the items listed below, please contact a qualified service technician.

A. My monitor doesn’t work, even though the computer appears to work.

1.Make sure the power cable is securely plugged into the monitor.

2.Make sure the monitor is turned on.

3.Try turning the monitor off and then turning it on again.

4.Make sure the monitor’s power cord is plugged into a power outlet and into the AC power adapter. Check to see whether the outlet works by plugging another device (such as a lamp) into the outlet. (If the light on the front of the monitor is lit, it is getting power. Try the next item on this procedure.)

5.Check the cable connection between the monitor and the computer. The cable connectors must be pushed in all the way.

B.The message “CHECK VIDEO CABLE” and then “GOING TO SLEEP” appears on my monitor.

This message appears when the video cable is not properly connected to the computer.

1.Make sure the analog video cable is plugged into the Analog Video Input port on the back of the monitor.

2.Make sure the other end of the analog video cable is plugged into the PC’s video port.

C. The message “OUT OF RANGE SET MONITOR TO 1024 × 768 @ 75Hz” appears on my monitor.

1501 specifications

The Compaq 1501 is a notable entry in the realm of portable computing, first making its appearance in the early '90s. Designed for business professionals and power users, this laptop emphasized a unique blend of portability and functionality.

At the heart of the Compaq 1501 was its robust Intel processor, often part of the Intel 80386 family, which offered commendable performance for the time. Coupled with a generous amount of RAM, the 1501 provided users with the capability to run multiple applications smoothly, making it ideal for multitasking. The laptop supported various operating systems, including MS-DOS and early versions of Windows, helping to maintain its relevance in a rapidly evolving tech landscape.

Display technology was another standout feature of the Compaq 1501. It boasted a high-quality LCD screen, offering a resolution that was competitive with other laptops of its era. The clarity of the display made it suitable for both professional applications and light multimedia use, such as presentations and video playback.

Port connectivity was essential to the productivity of the Compaq 1501. Equipped with a range of ports including serial, parallel, and even a floppy disk drive, this laptop provided ample options for connecting peripherals, enhancing its versatility in various work environments. Additionally, it featured an external monitor port, allowing users to connect to larger displays for presentations or meetings.

One of the defining characteristics of the Compaq 1501 was its impressive battery life, a crucial factor for mobile professionals. With intelligent power management features, the laptop enabled extended use on a single charge, allowing for productivity without being tethered to a power source.

Design-wise, the Compaq 1501 sported a sturdy build that was typical of the era's commercial laptops. Its compact form factor combined with a solid hinge mechanism contributed to a reliable and durable device, designed to withstand the rigors of travel.

In conclusion, the Compaq 1501 encapsulated the essence of early portable computing, marrying performance, versatility, and durability in a compact package. Its features and technologies laid the groundwork for future innovations in the laptop market, making it a significant piece of computing history.