HP LaserJet 4050

How to Identify and Fix Common Problems ?

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Requirements: Operating System – Windows 7, Windows 8, Windows 8.1, Windows 10. Browser – Google Chrome 10+, Internet Explorer (IE)10.0+, and Firefox 3.6. x, 12.0+
LaserJet 4200

They were introduced in December 2002 together with the HP LaserJet 4300 series. All models except the 4200 and 4200dtn were discontinued in June 2005, the latter being discontinued in November 2005.

HP inkjet and ink tank printers without a touchscreen

Use the Cancel and Wireless buttons to restore Wi-Fi setup mode. Press the Cancel button to ready the printer. Press and hold the Wireless button and Cancel button simultaneously until the Power button blinks.

Restoring the factory-set defaults returns most of the settings to the factory defaults. It will not reset the page count, tray size, or language.
If you look at the back door cover of the printer there is a label that has your model number serial number and also includes the date of manufactuer. Hope this helps. If you look at the back door cover of the printer there is a label that has your model number serial number and also includes the date of manufactuer.
The only way to factory reset the notebook if the F11 prompt doesn`t work would be to order W8 recovery media for your specific model PC from HP. Now, if you want to clean install W8. 1, you can do that using the W8 product key in your notebook`s BIOS.
The default administrator or root password for all HP-provided Build Plans is: ChangeMe123! CAUTION: HP strongly recommends changing this password before deploying to any servers. See Set (encrypt) the administrator/root password for details.

Relevant Questions and Answers :

the most relevant questions and answers related to your specific issue

HP Laserjet 4 Plus LED display dim
ANSWER : My HP Laserjet Plus’s LED display went blank around 6 weeks ago. It had been acting strangely for about a month, when ready, instead of the usual 00 READY it would display 000READY, which got my attention. Well, it suddenly went entirely AWOL. The service manual said to check:

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HP LaserJet 4050

HP 4050 Error 13.1 & 13.20
ANSWER : I tried the fix you recommended but it still would not fix.

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HP LaserJet 4050

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

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HP LaserJet 4050

41.3 unexpected paper size on a 4050
ANSWER : I have 3 white plastic levers towards the back of it. The top is set in the next 2 are out. Top one is loose. I have a two tray so I switched 2 to 1, and 1 to 2. still get the 41.3 Help

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HP LaserJet 4050

HP 2840 displays: "59.4 error – please turn off/on again" when trying to print/copy pages.
ANSWER : Fuser errors are 50.XX 59.4 is the fuser motor. http://www.fixyourownprinter.com/posts/67008

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HP LaserJet 4050

HP 26 vs HP 29 cartridge compatibility
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HP LaserJet 4050

HP 4101MFP Hard Drive Question
ANSWER : To initialize: turn off – Press start and hold down while turning on, release after all three light light, you should see initialize disk hit check, and allow to boot.

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HP LaserJet 4050

HP PSC 2410 clicking noise problem
ANSWER : I have the same issue… I’ve tried everything above… I don’t believe it’s dust as this happens on and off occasionally… I think I may need to make a youtube video of me “fixing” this printer! I’m really frustrated with this thing!! If it doesn’t work soon, I’m gonna by the solution in the form of a hammer!

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HP LaserJet 4050