The problems printers may have are plentiful, owing to their physical components being very delicate. The issues with paper feeder, dirty printhead, and connectivity are the most prominent. HP Officejet Pro 8500a is one of the devices that may encounter such issues. The solution to the issue you have could be rather simple overall. We’ve compiled some fixes for you to look into before contacting any professionals so you can save yourself time and money.
Basic Troubleshooting for HP Officejet Pro 8500a
Reset the printer
Start by removing the power cord from the device and wait for 20 seconds. Then press and hold # and 3 while plugging the power cord back in. After the device has completely started up release the button. A similar model to HP Officejet Pro 8500a you can also utilize the touch-screen display way of resetting it. Touch the Setup icon and scroll to the Tools option. Then scroll and select Restore Factory Defaults that will display a message which says Defaults Restored. After the message has appeared press the Cancel button to return to the main menu.
Cleaning the printhead
Get dry and soft lint-free cleaning cloths as well as paper towels or clean sheets of paper. Lift the carriage-access door, then hold the * button for five seconds to make the carriage move to the left side of the device. Unplug the power cords for safety and then lift the printhead latch. Make sure the handle of the printhead is lifted then pull it out. Now that it is safely removed hold it by the sides and wipe the electrical contacts. Make sure to avoid cleaning the nozzles, line at the bottom of the printhead, because this could incur damage. Set the printhead on paper with nozzles facing up and let it air out. Do not use any water or other cleaning materials just dry clean it.
The first step is to make sure media is loaded into the tray rather than an automatic document feeder. Confirm items in the tray aren’t curled. If the paper is bent or curled it will cause issues, so make sure to straighten it out. The device may have issues properly loading items if they are especially thick or thin, to resolve that adjust the size of your stack by adding or removing a proper amount of items. The tray should be up to one-fourth or three-fourths full.