#Hp photosmart 7520 troubleshooting code
Method 2: Cleaning the ink cartridge vents and contactsĪs it turns out, you might end up seeing the 0圆10004a error code on your printer due to a blockage in the cartridge contacts or vents. In it still ends up showing the same 0圆100004a error when you try to print something, move down to the next potential fix below.
Once your printer becomes silent and enters idle mode, try to print something and see if the issue is now resolved. Turn on your printer and wait until it’s finished with its initial warm-up period. Next, reconnect the power cord to the rear of your printer. Wait for 60 seconds or more before plugging the power cord back into the wall outlet. disconnecting the Power cord of your printer Once power has been cut off, remove the power cord from the wall outlet. Disconnect the power cord from the rear of your printer (while your printer is turned on, but in idle mode). Note: If you hear any noise, wait until the printer enters Idle mode and becomes silent before you continue with the next step. Turn the printer (if it’s not already on) and wait until the startup sequence is completed. Here’s a quick step by step guide on resetting the printing mechanism: A lot of affected users have confirmed that the operation was resolved after they performed the steps below. On printers, resetting the printing mechanism is the equivalent of performing a power cycling procedure on computers and gaming consoles. Performing this operation will not require you to be tech-savvy and will not expose your machine to any risks of further damaging it. The universal troubleshooting step that is typically recommended by HP technicians in the event that the printing machine refuses to work anymore is to reset the entire printing mechanism. Method 1: Reset the entire printing mechanism In this case, you should investigate by opening the ink cartridge access door and remove any foreign object that might be causing the blockage. Under certain circumstances, remnant paper might restrict the carriage from moving freely across the width of the printer. Carriage restrictions caused by stuck paper – Paper jamming can also be responsible for the 0圆100004a error. If this scenario is applicable, you should be able to fix the issue by cleaning all ink cartridge contacts and vents and then reinstall them one by one to determine if a specific one is causing the problem. Clogged ink cartridge vents and contacts – You might also see this printer error due to a blockage in the cartridge contacts or vents. To fix it, you’ll need to reset the entire printing mechanism (this is the printer equivalent of power cycling). 
Firmware glitch – After prolonged usage periods or after an unexpected machine interruption, you might experience a machine-wide printing freeze that will end up triggering this particular error code.
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