Unknown Printer

How to Identify and Fix Common Problems ?

Our sources include academic articles, blog posts, and personal essays from experienced technical support :

If the error message, Unknown device appears, this can indicate that there is not adequate power and the PC can not identify the printer correctly. Verify that there are no extension cables and that the power cable is no longer than five meters. Reseat the power cables.
Open the start menu and select Control Panel > Administrative Tools > and choose the Services icon. Locate the Print Spooler service and right-click. Then select the option to “Stop” the service.
Quick fix. Error code e02 occurs due to overheating of the printhead or when the paper is not correctly placed into the input tray and therefore the paper feed rollers are unable to pick up the paper from the paper tray.
1. Paper Jams. Paper jams are a common problem for printers, resulting in time-consuming and frustrating delays. It can occur when loose sheets of paper get stuck in the rollers or feeding mechanism of the printer.
If your printer is spitting out pages full of strange characters, symbols, or strange formatting, your inkjet printer drivers may be outdated, incompatible with your operating system or corrupt. Drivers are important to the proper function of your inkjet printer and it is best to check for updates regularly.
If your printer is turned on, disconnect the power cord from the printer. Keep the power plug unplugged for 60 seconds, reconnect the power cord to the wall, and turn on the printer. If the error persists, remove the cartridge from the printer, clean the cartridge contacts with a cloth, and reinstall the cartridges.
The 24 character error code is a failure of the short Disk Self Test ( DST ) and would indicate that the Hard Drive is failing and needs to be replaced. Hi, It means the hard drive has failed the quick test and needs to be replaced.
An E2 error occurs when the printer attempts to print a single-page or multi-page print job, and the paper length selected in the print settings does not match the length of the loaded paper. The printer then prints out the first page with errors.
In Event Viewer dashboard, click Applications and Services Logs –> Microsoft –> Windows –> Print Service –> Operational. Right click Operational, select properties. Check the Enable logging box. Click Apply and Ok.
Updated: 10/11/2021 by Computer Hope. An unknown device is a device name listed in Device Manager that Windows cannot identify or doesn`t have the appropriate drivers to be recognized.
The main reason for Unknown Device to display in your Device Manager is because you have a device that is not working correctly. To fix this issue, obtain an updated driver for the device. Use the following methods to enable Windows to recognize your device.
Updated: 10/11/2021 by Computer Hope. An unknown device is a device name listed in Device Manager that Windows cannot identify or doesn`t have the appropriate drivers to be recognized.
If you see an “unknown accessory detected near you” message (or similar), it means there`s an item compatible with the Find My network that might be traveling with you. If so, its owner may be able to see your location. You should look to see if something you`re borrowing has such a device attached.

Relevant Questions and Answers :

the most relevant questions and answers related to your specific issue

Difference Between Laser Printer and InkJet Printer
ANSWER : Laser uses toner which is a powder that gets melted onto the page. Inkjet uses ink that gets squirted onto the page.

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Unknown Printer

ERROR on HP LJ 4525
ANSWER : Print a Configuration page. That will tell you what size paper Tray 2 thinks it has in it. If it doesn’t have plain letter on the page, then it will ask to print from Tray 1.

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Unknown Printer

HP 9040 MFP Error code
ANSWER : bonsoir

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Unknown Printer

HP Laserjet printer page counter backward move
ANSWER : On all HP laserjet printers if you power them off the page count will decrease back to the nearest 10. For example, if the page reading is 123,799 and you power it off, the page count will go back to 123,790.

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Unknown Printer

HP laser jet 3015 "Upgrade Error Call HP Support"
ANSWER : rgtr

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Unknown Printer

Error Code 51.1 says Printer Error No Kidding.lol
ANSWER : Sometimes turning off and on will allow you to print a few pages. The error is a beam detect error. The only real fix is to replace the laser scanner unit. Could be a loose connector on the scanner or DC controller from the scanner. That’s unlikely. You could try the only other free fix which is to open the scanner assy. and clean all the mirrors inside. The dust could obstruct the laser beam enough to cause the detect error.

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Unknown Printer

All panel lights blinking, printer doesnt respond
ANSWER : This is very easy process, you must change a new one

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Unknown Printer

Canon Pixma Pro 9000 Mark II ink dried in printer head.
ANSWER : This video shows how to remove the heads. Ignore his methods of cleaning them as they are really stupid. Best way to clean the heads is to run hot tap water into the screens and then flip it over and run the hot water on the heads. Repeat a few times until the water runs clear. Then dry it thoroughly with a paper towel and reinstall.

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Unknown Printer