•If the HP All-in-One is offline, turn the HP All-in-One off and on again. Start a print job.

•If necessary, remove and then install the software you installed with the HP All-in-One again. For more information on setting up the HP All-in-One and connecting it to your computer, see the Setup Guide that came with the HP All-in-One.

Network troubleshooting

This section addresses problems you might encounter setting up a wired network.

The computer is unable to discover the HP All-in-One

Cause: Cables are not connected properly.

Solution: Check the following cables to ensure they are connected properly.

•Cables between the HP All-in-One and the hub or router

•Cables between the hub or router and your computer

•Cables to and from your modem or HP All-in-One Internet connection (if applicable)

Cause: Your computer's Local Area Network card (LAN card) is not set up properly.

Solution: Make sure that your LAN card is set up properly.

To check your LAN card (Windows 2000 and XP)

1.Right-click My Computer.

2.In the System Properties dialog box, click the Hardware tab.

3.Click Device Manager.

4.Make sure your card shows up under Network Adapters.

5.Refer to the documentation that came with your card.

To check your LAN card (Windows Vista)

1.On the Windows taskbar, click Start, Computer, and then click Properties.

2.Click Device Manager.

3.Make sure your card shows up under Network Adapters.

4.Refer to the documentation that came with your card.

Troubleshooting and support

Cause: You do not have an active network connection.

Solution: Check to see if you have an active network connection.

To see if you have an active network connection

▲Check the two Ethernet indicator lights on the top and bottom of the RJ-45 Ethernet jack on the back of the HP All-in-One. The lights indicate the following:

a. Top light: If this light is a solid green, the device is properly connected to the network, and communications have been established. If the top light is off, there is no network connection.

b. Bottom light: This yellow light flashes when data is being sent or received by the device over the network.

To establish an active network connection

1.Check the cable connections from the HP All-in-One to your gateway, router, or hub to ensure connections are secure.

2.If the connections are secure, press the On button on the control panel to turn the HP All- in-One off. Then turn off the power on your router or hub. Turn on the router or hub first, and then press the On button to turn the HP All-in-One on.

Cause: You were able to connect the HP All-in-One to the network previously, but now it will not connect.

Network troubleshooting

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HP C6250, C6280 manual Network troubleshooting, Computer is unable to discover the HP All-in-One
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C6250, C6280 specifications

The HP C6280 and C6250 are versatile all-in-one printers designed to meet the demands of home and small office environments. Both models are part of HP's Photosmart series, which emphasizes high-quality photo printing along with standard document tasks.

The HP C6280 features a sleek design with an intuitive control panel, making it user-friendly for individuals of all skill levels. It integrates printing, scanning, copying, and faxing capabilities, streamlining tasks and saving valuable space. With a maximum print resolution of up to 4800 x 1200 optimized dpi, the C6280 excels in delivering stunning photo quality, making it ideal for photo enthusiasts who want to print their favorite memories.

The C6250, while slightly more compact, shares many of the same features as its sibling. Both models support wireless connectivity, allowing users to print from anywhere in the house, as well as support for mobile printing technologies like Apple AirPrint and HP’s own ePrint service. This ensures that documents and images can be sent directly from smartphones and tablets.

In terms of paper handling, the HP C6280 and C6250 come equipped with a versatile input tray that can hold a variety of paper sizes and types, including photo paper, plain paper, and envelopes. Both printers also feature automatic duplex printing, which allows users to print on both sides of the paper, helping to reduce overall paper usage.

The print speed is respectable, with the C6280 achieving up to 32 pages per minute for black documents and about 31 pages per minute for color prints. The C6250 operates at similar speeds, making both models efficient for everyday printing tasks.

Another key aspect of these printers is their use of separate ink cartridges, which not only enhances print quality but also allows users to replace only the colors that are depleted, leading to cost savings. The HP Vivera Inks used in these printers significantly improve color accuracy and longevity, ensuring that printed photos resist fading over time.

In summary, the HP C6280 and C6250 are feature-rich all-in-one printers that cater to various printing needs. With their impressive photo printing capabilities, intuitive operation, and efficient design, they stand out as reliable choices for users seeking to balance quality and functionality in a compact package. Whether for personal use or small office tasks, these printers deliver consistent performance and stunning results.
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