Resolving printer problems

This section provide solutions to common problems that involve the operation of the printer.

Printer shuts down unexpectedly

Check the power

Make sure the power cord is connected firmly to the printer and to a working outlet, and that the printer is turned on. The Power light on the control panel of the printer should be green. Try turning the printer off, and then on again.

When the printer is first turned on, it takes approximately 45 seconds to warm up. Wait for the printer to warm up.

Check the printer vents

The printer vents are located on the left side of the printer. If the printer vents are covered and the printer overheats, it automatically turns off. Make sure the vents are not covered and the printer is in a cool, dry location.

Printer is not responding (nothing prints)

If you tried to print when the printer was off, an alert message should have appeared on your computer screen. If the printer was off and you did not see a message when you tried to print, the printer setup might be incorrect. To correct this problem, reinstall the software that came with your printer.

Check the power

Make sure that the printer power is on. To turn the printer power on, press and hold the (power button) on the printer for a few seconds. After a brief printer startup, you should see a steady green light on the corner of the button.

When the printer is first turned on, it takes approximately 45 seconds to warm up. Wait for the printer to warm up.

Check the connections

Make sure that the power cord is securely connected from your printer to a working outlet. If you still cannot turn the printer on, you might have a faulty power cord or control panel. Unplug the printer and call the HP Customer Care Center. See Support and warranty.

Make sure that both ends of the USB cable are secure.

Check the printer setup

Check that the ink cartridges, and printheads are loaded correctly. Make sure that all the tape has been removed from the printheads.

Check that the top cover and printing supplies cover are closed.

Make sure media is loaded correctly in the tray and that the media is not jammed in the printer.

Check to make sure that your printer is selected as the current or default printer and that Pause Printing is not selected. The default printer is the one that is used if you choose the Print command without first specifying which printer you want to use with an application. The default printer should be the printer that you use most often.

If the printer selection is a problem, open the Printers folder in Windows and set this printer as the default. In the Mac OS, set this printer as the default in the Chooser or the Print Center.

48 Maintaining and troubleshooting

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HP 1000 manual Resolving printer problems, Printer shuts down unexpectedly, Printer is not responding nothing prints

1000 specifications

The HP 1000 was a series of minicomputers produced by Hewlett-Packard from the early 1970s through the late 1980s. Originally introduced in 1973, the HP 1000 aimed to provide high-performance computing capabilities within the reach of small to medium-sized businesses and specialized industries. This machine was distinctive not only for its advanced technology but also for the versatility it offered in various applications.

One of the standout features of the HP 1000 was its architecture. The system utilized a 16-bit word size, which allowed for efficient processing and execution of instructions. The HP 1000 employed a unique architecture known as the "Hewlett-Packard 1000 Microprogrammed System," which enabled it to execute a broad range of instructions efficiently. This made the HP 1000 particularly well-suited for data processing applications, scientific calculations, and high-level computing tasks.

The HP 1000 series was fully modular, allowing users to customize and expand their systems as needed. It supported various input/output devices, memory sizes, and even offered options for solid-state disk drives, which were cutting-edge for that time. The system’s modularity not only provided flexibility but also enhanced maintainability, enabling users to swap out components without significant downtime.

Another key aspect of the HP 1000 was its support for a wide range of programming languages, including FORTRAN, COBOL, and BASIC. This made it appealing to a variety of users, from engineers who needed to perform complex calculations to business analysts focused on data management. Additionally, the HP 1000 was designed to run multiple jobs simultaneously, making it a precursor to modern multitasking operating systems.

Networking capabilities were also an essential characteristic of the HP 1000. The system could be connected to various peripherals and terminals, increasing its functionality in a networked environment. This helped businesses leverage the power of shared resources, facilitating collaborative projects and data sharing across departments.

In conclusion, the HP 1000 series played a significant role in the evolution of computing technology. Its modular design, robust architecture, support for multiple programming languages, and networking capabilities made it a versatile tool for a wide range of applications. For over a decade, the HP 1000 series marked an important chapter in the history of computing, laying the groundwork for advancements in minicomputer technology that would follow.