EnglishContents3Set up Wireless (802.11) communication......................................................................... 4Step 1: Obtain required information and equipment....................................................... 4Step 2: Install software for your HP Officejet/Officejet Pro device .................................... 5Step 3: Test the connection.......................................................................................... 6Solving wireless (802.11) problems................................................................................. 6Basic troubleshooting.................................................................................................. 6Advanced troubleshooting........................................................................................... 7Change the connection method ..................................................................................... 10Change from a USB connection ................................................................................. 10Change from an Ethernet connection .......................................................................... 11Connect the HP Officejet/Officejet Pro device using an ad hoc wireless network connection 11Method 1................................................................................................................ 11Method 2 (Windows only) ........................................................................................ 11Configure your firewall to work with HP devices.............................................................. 12Advanced firewall information ................................................................................... 12Add hardware addresses to a wireless router.................................................................. 13About wireless communication ...................................................................................... 13Communication mode............................................................................................... 13Network name (SSID) ............................................................................................... 13Security................................................................................................................... 13Hewlett-Packard limited warranty statement .................................................................... 14ContentsSafety InformationAlways follow basic safety precautions when using this product to reduce risk of injury from fire or electric shock.1. Read and understand all instructions in the documentation that comes with the device.2. Use only a grounded electrical outlet when connecting this product to a power source. If you do not know whether the outlet is grounded, check with a qualified electrician.3. Observe all warnings and instructions marked on the product.4. Unplug this product from wall outlets before cleaning.5. Do not install or use this product near water, or when you are wet.6. Install the product securely on a stable surface.7. Install the product in a protected location where no one can step on or trip over the line cord, and the line cord cannot be damaged.8. If the product does not operate normally, see Maintain and troubleshoot.9. There are no user-serviceable parts inside. Refer servicing to qualified service personnel.10. Use only the external power adapter/battery provided with the device.Note: Ink from the cartridges is used in the printing process in a number of different ways, including in the initialization process, which prepares the device and cartridges for printing, and in printhead servicing, which keeps print nozzles clear and ink flowing smoothly. In addition, some residual ink is left in the cartridge after it is used. For more information see www.hp.com/go/inkusage.