Articles

Best in Breed vs Total Solution A Critical Look at Total Solution Vendors for MPS, Parts, Toner and Service The MPS “Total Solution” model currently being marketed has some customers asking questions. Metrofuser investigated this issue and prepared this…

COMMON HP P4015 SERIES PROBLEMS The HP P4015 series printer, replacement for the 4200 series printer is a business class workhorse of a laser printer. It brings faster print speeds with a higher duty cycle which will go 225,000 pages between maintenance kit…

HP Started naming there printer’s in a logical way. The HP Laserjet or HP Laserjet I series based on the Canon CX print engine. I believe there is one in the Smithsonian (not in use though). Moving forward with the next model was the Laserjet II series,based…

TROUBLESHOOTING LASER PRINTERS The first step is determining what your problem is and then zeroing in on that area. Some printers have display panels which can relay information about the printer’s status, other’s do not. They might have a series of LEDs…

Technical Support:Asking the Right Questions? Providing technical support can be a challenging task. People calling or emailing looking for possible solutions to problems or interpreting what error codes actually mean and then provide with the best possible…

The print engine used for these models is the same engine that was used on the P3005 models. The addition of the automatic document feeder, flatbed scanner and fax module transform it into an MFP printer. When the fuser is in need of replacing be sure to…

The ADF and flatbed scanner can be removed as a single unit but, they can be replaced as separate items. The two together will require two people to lift it off the printer so separating the two will help lighten the load a bit. The following procedure will…

If the scanner motor has become noisy or the printouts have become light and the scanner needs to be replaced the following will help in getting it out. If the page has some light vertical voids down the entire page and replacing the toner cartridge and transfer…

The ETB or electronic transport belt moves the paper through the printer and also transfers the toner from the four color cartridges directly to the print media being used. There are four transfer rollers in the belt unit, one for each cartridge and they…

Replacing the fuser on these models is not the usual turn the printer off, open the door and slide the fuser out by releasing a locking clip or two and install the replacement. It is a much more involved process. These models have some slight variations between…

Replacing the Paper Feeding Rollers on the HP CM2320 MFP Color Printer. This model does not have a maintenance counter to keep track of the fuser life and the other paper feeding components. The pickup and feed rollers for the input trays and the automatic…

HP 2400 Series Printer Noises and the Solution The HP Laserjet 2400 series model line is a mid-range printer. Depending on the model the print speeds range from 25 ppm for the 2410, 30 ppm for the 2420 and 35 ppm for the 2430 on letter sized paper. Each model…

HP 3000/3600/3800/CP3505 Color Printer Mechanical Problems These printers have a lot of plastic pieces that can break with just the opening and closing of the front door. Some that lock the cartridges in place, others that actuate the cartridge shutter (drum…

HP 42XX/43XX SWING PLATE PROBLEM The HP 4200/4300 series of printers were a very good replacement for the HP 4000 and HP 4100 product line. Faster print speeds of 35 pages per minute for the 4200 and 45 pages per minute for the 4300 model. The 4250 providing…

Based on the 4300 print engine, the 4345 MFP printer has more features such as the ability to fax, scan, copy, and e-mail documents. This is done with the addition of a hard drive, fax modem, document feeder and a flatbed scanner. The hard drive is used as…

HP 5500 DIRTY PRINTS NOISEY TONERS You might have experienced leaking toner cartridges in the HP 5500 color laser printer. Streaks of toner on the front and backs of printed pages and or noisy cartridges when printing. Toner on the ETB (electrostatic transfer…

There seems to be some confusion regarding these models when the printer is calling for a fuser kit replacement. The counter is not reset automatically when the fuser is installed. The printer should still be powered off before removing and replacing the…

When removing or installing the fuser in these printers the power should be off. If the printer has jammed and the fuser needs to be removed to clear the jam the printer’s power should be off as well. The hot swapping or replacing of the fuser can destroy…

This error can affect monochrome and color M-series multifunction printers. In some instances after upgrading a LaserJet M-series MFP firmware upon rebooting the 49 error will occur. As soon as the printer is connected to the network the error appears. Disconnecting…

The HP Laserjet P3005 printer models offer high speed printing, up to 35ppm on letter sized paper. This P3005 model’s also use Hewlett Packard’s FastRes 1200 technology, enabling the printer to produce 1200 dpi quality output. This feature can be turned…

There have been some printers that seem to be more prone to the fuser drive gears failing well before they seem like they should be having a problem. Most printers seem to go for hundreds of thousands of pages before there is a problem with this part of the…

HP 4600 TONER DUMPING ISSUE You might have experienced leaking toner cartridges in this printer. Streaks of toner on the front and backs of printed pages and or noisey cartridges when printing. Toner on the ETB (electrostatic transfer belt). Any of these…

P3015-LJ3015 Causing Wasted Trips and Callbacks Two printer’s with very similar model numbers with nothing in common. The Hewlett Packard Laserjet P3015 and the Hewlett Packard Laserjet 3015 AIO. In most cases when the model number’s were similar, as…

Preventing ESD Electrostatic Discharge Damage You have probably experienced static electricity in your daily life at one time or another. Walking along a carpeted floor in the Winter in heated environment will generate enough static electricity to shock you…

The first thing that should be done when working on any printer is to turn the printer off and unplug the power cord. The reason for unplugging the power cord is to avoid having the printer turn on inadvertently when you are working on it or re-assembling…