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HP LaserJet 9000 Support Question

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Question posted by beret92702 on August 3rd, 2012

What Cause Oem Toner To Build Up On The Ends Of The Transfer Roller?

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Answer #1: Posted by hzplj9 on August 3rd, 2012 3:28 PM

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hzplj9

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My first port of call would be to clean the corona wire as if it has become corroded or oxidized then the full voltage will not be available to the the toner. Also check out the HP website

https://support.hp.com/us-en?openCLC=true

For drivers and support information.

Related HP LaserJet 9000 Manual Pages

HP LaserJet Printer Family - Print Media Specification Guide - Page 5

... 26 Gray areas on both sides of the paper 17 Preparing laser-printed mailings 17 Shipping and storing print media 19 Environmental considerations 19 3 Troubleshooting Troubleshooting checklist 21 Basic troubleshooting 22 Types of paper smoothness 33 iii Contents 1 Overview How HP LaserJet printers work 2 Alternative sources of information 2 2 Guidelines for using media Using...

HP LaserJet Printer Family - Print Media Specification Guide - Page 7

... for selecting and using print media to help troubleshoot HP LaserJet printer problems that might encounter some terms that came with laser printers. It also contains information to help you . When HP LaserJet printers are unfamiliar to HP Monochrome LaserJet printers, HP color LaserJet printers, and HP LaserJet MFPs unless otherwise noted. Check the individual product manuals for...

HP LaserJet Printer Family - Print Media Specification Guide - Page 8

... print media and the toner image is why print media properties such as cleanliness, electrical resistivity, caliper, finish, moisture content, and stiffness can provide you purchased your HP printer and HP print media. 2 How HP LaserJet printers work HP LaserJet printers use . After transfer, the print media passes through the paper path, a scanning laser beam writes an electrostatic...

HP LaserJet Printer Family - Print Media Specification Guide - Page 12

Some archival demands are listed in vinyl folders. Toner is because HP color LaserJet printers create colors by petroleum-based solvents or plasticizers, such as carbonless paper, can cause swelling of the paper that came with your printer. 6 Using print media ENWW Some of alkalinity and chemical stability. For more stringent than 7.0. Coated paper Clay- Some...

HP LaserJet Printer Family - Print Media Specification Guide - Page 13

...quality and fusing (toner adhesion). The heavier weight of these types of problems, you want to consider using a different paper type or brand. Laser paper Laser paper is another ...short-grain heavy paper in printers that it causes print-quality problems. If you are available in your HP LaserJet printer for image transfer and fusing. Different HP LaserJet printer models and their input ...

HP LaserJet Printer Family - Print Media Specification Guide - Page 23

... duplex printing has been optimized for their printers. Automatic duplexing Automatic duplexing requires an HP LaserJet printer that the manufacturer's recommended toner is recommended.) Duplexing on adhesive labels, envelopes, or overhead transparencies can be mailed in HP products. 2 Paper selection is designed especially for the laser printer. Manual duplexing Manual duplex printing, in...

HP LaserJet Printer Family - Print Media Specification Guide - Page 47

...in the HP color LaserJet printer, try HP's soft gloss and high gloss paper (see "Ordering HP print media" on textured paper might not hold toner. Equivalent values for...laser printers should not discolor, melt, offset, release undesirable emissions, or break down in weight) Hewlett-Packard recommends using paper that has embossed areas in paper. groundwood Wood fibers that are transferred...

Service Manual - Page 7

...notices 99 Electrostatic discharge (ESD 99 Required tools 99 Orientation of the printer (with tray 4 100 Covers 101 Right top cover 101 Left ...Laser/scanner assembly 112 Delivery assembly 113 Delivery-fan assembly 114 Delivery-assembly fans and face-down-bin fan (fans 3, 6, and 4 115 Delivery motor 116 Cartridge release lever 117 Front assemblies 119 Print cartridge 119 Transfer-roller...

Service Manual - Page 14

... supply (2 of 2 130 Figure 73. Toner-sensor contact assembly 140 Figure 87. Power-...(1 of 5 126 Figure 67. Formatter (HP LaserJet 9000 shown 135 Figure 80. Rollers 155 Figure 106. Paper-input unit (1 of...assembly (1 of 2 136 Figure 82. Transfer-roller assembly 120 Figure 61. Low-voltage power ...Laser/scanner assembly 112 Figure 51. Cartridge release lever (2 of 5 126 Figure 68.

Service Manual - Page 37

...laser printers. Figure 9. z Inks must have resistance to silicon oils, and must not "offset" (transfer from the paper converter or printing house. If problems occur while printing transparencies, use ink that is heat-resistant, and that is used in toner. Send transparencies straight through the printer...that are used in HP LaserJet printers. Media specifications 21 z ...

Service Manual - Page 38

... the paper, but can interfere with unused toner, creating light streaks on the sheets. Most coated media does not meet HP specifications, especially for use coated media. z If printing occurs over a cutout hole, the transfer roller is contaminated with the mechanical and electronic operation of HP LaserJet printers. Heat causes the moisture in chapter 2. Embossed media...

Service Manual - Page 76

... LaserJet Printer Family Print Media Guide for information about installing a preventive maintenance kit, see the installation guide that accompanies it. See "Media specifications" in the preventive maintenance kit: z Fuser assembly (1 assembly) z Transfer roller assembly (1 assembly) z Feed rollers (tray 2 and tray 3) (4 rollers) z Pickup rollers (tray 2 and tray 3) (2 rollers) z Tray 4 rollers...

Service Manual - Page 77

...least 15 minutes. The pages that print immediately after the jam can cause print-quality problems. To prevent damage, do not expose the print ...toner particles in damage to touch the transfer roller (located underneath the print cartridge). First aid measures z Ingestion-If toner is specifically designed for effective vacuuming and could result in drains. Cleaning the printer...

Service Manual - Page 88

...paper-feed control image control high-voltage control (toner level-output separation bias and pressure roller bias) next-pickup control (calculates, from the z formatter until the laser/scanner z enters a ready state z z z... to transfer roller) receives print command fan-motors 1 through 6 full-speed rotation) fuser/delivery, drum, and scanner motor stop switched on until the end of the...

Service Manual - Page 101

...transferred to the paper. Laser beams Cartridge Toner reservoirs Primary charging roller Waste toner reservoir Cleaner blade Photosensitive drum roller Blade Developing cylinder Cartridge memory Flat antenna Plate antenna Pre-transfer guide Transfer charging roller... toner in the design of the toner stirrer, where stirrers rotating within each with the surface of the drum at the end ...

Service Manual - Page 113

Service Manual - Page 252

... "Dropouts" on the DC controller board so that the DC controller board, and the formatter, if laser is contaminated of deformed. assembly. Turn over the stack of toner. Defective primary charging roller. If the media does not meet printer z specifications or is z installed incorrectly. z Replace the print cartridge. Table 29. Note If the high...

Service Manual - Page 311

... Service cover assembly Shutter, laser Spring, compression Spring, leaf Spring, tension Spring, tension Spring, tension Spring, tension Spring, torsion Strap, rock block Switch assembly (SW21) Tape, cover (retaining strap) Tape, cover (retaining strap) Toner contact assembly Toner sensor contact with memory (antenna) Torque, limiter Transfer guide assembly Transfer roller assembly Tray 1 assembly...

Service Manual - Page 314

... drive assembly RG5-5659-000CN Fuser delivery drive assembly (HP LaserJet 9000) RG5-5662-000CN Transfer roller assembly RG5-5663-000CN Registration assembly RG5-5678-000CN Feed PCA RG5-5678-000CN Feed PCA RG5-5681-000CN Paper input unit (PIU), engine RG5-5699-000CN End paper sensor assembly RG5-5700-000CN Fusing jam clearing assembly...

Service Manual - Page 328

... 85 seal 86 smears, troubleshooting 241 specks, troubleshooting 241 toner-sensor contact assembly, removing 140 tools, required 99 top ...transfer guide assembly, removing 131 transfer process, image formation operations 85 transfer roller assembly, removing 120 cleaning 61 contamination, troubleshooting 238 diagrams and part numbers 280 image defects, troubleshooting 236, 240 included in printer...