From the printer control panel, touch (Wi-Fi Direct).

2.From your wireless computer or mobile device, turn on the Wi-Fi connection, and then search for and connect to the Wi-Fi Direct name of your printer.

3.Enter the Wi-Fi Direct password when prompted.

4.If you are using a mobile device, make sure you have installed a compatible printing app. For more information about mobile printing, visit www.hp.com/global/us/en/eprint/ mobile_printing_apps.html.

Convert USB connection to wireless

Choose one of the following troubleshooting options.

HP Print and Scan Doctor

The HP Print and Scan Doctor is a utility that will try to diagnose and fix the issue

 

automatically.

 

 

Use an HP online troubleshooting wizard

Convert a USB connection to wireless or Wi-Fi Direct.

 

 

NOTE: The HP Print and Scan Doctor and the HP online troubleshooting wizards may not be available in all languages.

Change the connection type on page 84

Fix Ethernet connection

Check the following:

The network is operational and the network hub, switch, or router is turned on.

The Ethernet cable is plugged into the printer properly and the Ethernet light near the connector is turned on.

Antivirus programs, including spyware protection programs, are not impacting your network connection to the printer. If you know that antivirus or firewall software is preventing your computer from connecting to the printer, use the HP online firewall troubleshooter to help solve the problem.

HP Print and Scan Doctor

Run the HP Print and Scan Doctor to troubleshoot the issue automatically. The utility will try to diagnose and fix the issue. The HP Print and Scan Doctor may not be available in all languages.

122 Chapter 9 Solve a problem

ENWW

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HP 7645 manual Convert USB connection to wireless, Fix Ethernet connection

7645 specifications

The HP 7640 and 7645 are part of HP's formidable line of wide-format printers designed for businesses that require high-quality printing for posters, brochures, and technical documents. Built with reliability and efficiency in mind, these printers offer advanced features and technologies that cater to diverse printing needs.

One of the standout features of the HP 7640 and 7645 is their exceptional print quality. These printers utilize HP's thermal inkjet technology, which ensures crisp, clear results with vibrant colors and sharp text. The printers support a wide color gamut and are capable of producing high-resolution prints, making them ideal for graphic-intensive applications. The versatile media handling allows users to print on various substrates, from plain paper to glossy photo paper and even heavyweight posters.

Both models support wide-format printing, with maximum print sizes up to 44 inches wide. This makes them perfect for businesses in industries such as architecture, engineering, and advertising. The HP 7640 and 7645 can print on sheets or rolls, providing users with the flexibility to handle large print jobs efficiently.

Another significant feature is the HP Smart App integration, which allows users to print and manage their printing tasks through smartphones and tablets. This capability enhances productivity, enabling users to take control of their printing needs remotely. Additionally, both printers come with intuitive touch-screen interfaces that simplify operation and provide real-time insights into printer status and supplies.

In terms of connectivity, the HP 7640 and 7645 boast versatile options, including USB, Ethernet, and wireless connectivity. This makes it easy to integrate the printers into existing office networks, enabling multiple users to access the printer from various devices. Cloud printing support further enhances operational convenience, allowing users to print documents from their preferred applications without the need for intermediate downloads.

The construction of the HP 7640 and 7645 emphasizes durability and low maintenance. With features designed to minimize downtime, these printers are engineered for consistent performance, making them suitable for high-demand environments. Their environmentally friendly design, including energy-efficient operating modes and recyclable cartridges, aligns with modern sustainability practices.

In summary, the HP 7640 and 7645 printers are packed with cutting-edge technology and practical features that meet the diverse demands of today’s business landscape. With superior print quality, wide-format capabilities, and user-friendly technology, they provide a reliable solution for high-quality printing requirements.