20 Most Recent HP LaserJet 3030 All-In-One Printer - Page 3 Questions & Answers

Try this: Turn off the machine Take the toner/cartridges out of the machine Unplug the power cord from the wall Wait 30 sec Plug the power cord back into the printer and wall (Make sure the printer is plugged into the wall and not a surge protector) Insert the toner/cartridges back into the printer Turn it on and test

Forget buying a new toner cartridge and don't bother re-installing anything - This is a power supply problem - The electrolytic capacitors fade away after a few years of power on and the high voltage to the printing engine drops too low.I tried a new toner cartridge - no help - re-installed drivers - no help.If you can handle a soldering iron or know a friend who can, replace the following capacitors on the power supply board on the LHS (power cord side). Make sure you use low impedance 105 degree power supply types. Warning - high voltage !!! power cord out and wait 30 minutes before touching anything.C374 341 503 529 (47uF/35V), C526 (1uf/50V), C506 (0.47uF/35V), C515 (100uf/50V). All the others tested fine in mine. Also make sure you install them the correct way around!Now I have "black as black can be" prints just like new and I can set print density back to 2 not 5.enjoy ;-)

is this plugged directly into the wall by chance, or a power strip?

You need to clean the glass. Open up the feeder and you have a large piece of glass for scanning and to the left a smaller piece of glass that it uses to scan from the feeder. Clean this smaller piece of glass; even the slightest smudge can leave a black streak.

Your scanner bulb is not warming up. It would cost more to repair it than buying a new printer.

take out it's drum and throw it

You have to install scanner and printer software came along with the HP 3030 model.Once setup complete it will try to do self diagnose the scanner connectivity.Then when you press the button on the scanner ,scanner will send the data to pc to activate the scanner software automatically.

Replace transfer roller & check..As well as check teflon sleeve surface for any toner particles deposited on it..

The quality of print is related to cartridge. Once you try the letters in BOLD format, Change cartridge.

Forget buying a new toner cartridge and don't bother re-installing anything - This is a power supply problem - The electrolytic capacitors fade away after a few years of power on and the high voltage to the printing engine drops too low.I tried a new toner cartridge - no help - re-installed drivers - no help.If you can handle a soldering iron or know a friend who can, replace the following capacitors on the power supply board on the LHS (power cord side). Make sure you use low impedance 105 degree power supply types. Warning - high voltage !!! power cord out and wait 30 minutes before touching anything.C374 341 503 529 (47uF/35V), C526 (1uf/50V), C506 (0.47uF/35V), C515 (100uf/50V). All the others tested fine in mine. Also make sure you install them the correct way around!Now I have "black as black can be" prints just like new and I can set print density back to 2 not 5.enjoy ;-)