HP 16V Print Quality Problems, Due to both, Due to dirty corona wire, Due to expired fuser unit, Due to dirty precharger wire

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Due to dirty corona wire

White vertical line

Ghost printing

White vertical line

Ghost printing

1 156

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Print Quality Problems

The most common cause of poor print quality is the dirty corona wire or precharger wire. A rare cause is the expired fuser unit. The figures below show the typical appearances.

Due to dirty precharger wire		Due to both
Black vertical line	Toner stains (back)	Smudging

Due to expired fuser unit

Blurred black vertical line

User’s Manual			5-11

Contents

Page Notice to American Users Notice to Canadian Users Notice to German Users Notice to Japanese Users Federal Communications Commission Notice to European and Oceanian Users Notice: FCC warning: Notes laser Safety Information STAR Page Page Precautions Preface Chapter Getting Started Printing and Paper Handling Enhancing and Customizing the Printer Maintenance Contents Solving Problems Appendix A Font Samples Appendix B Manual and Software Set Operating Environments Conventions READY READY TONER LOW & PAD Changing Message language 1.Turning the printer on while pressing C . P. LANGUAGE ENGLISH 2.Press the + or - button until the desired language appears Press the button Getting Started Figure 1-2Rear and left side view Figure 1-3Interior view Figure 1-4Paper paths Getting Ready Unpacking and Checking Your Printer Page Setting Up Open the upper door 3. Remove the toner bottle from its bag 5. Remove the plastic seal from the toner bottle 7 Lock the toner bottle 8. Close the printer’s upper door loading Paper and Installing the Paper Tray 1.Pull the paper tray out of the printer 2.Prepare the paper tray Lock the pressure plate Widen the side guides 5. Prepare a paper stack 10. Remove the adhesive tape which secures the rear stacker Installing the Multi-functionFeeder 1. Open the front cover Fasten the feeder to the printer Connect the feeder cable Connecting the Power Cord 1. Check that the printer is turned off. The “O” Connecting the Printer to Your Computer •Parallel (Centronics) or serial (RS-232C) •LocalTalk (option) •Ethernet C (option) Connecting to the Parallel Port Connecting the Serial Interface Cable Verifying Serial Parameter Settings Page <<<INITIALIZE you Selecting an Emulation Installing a Printer Driver Get to Know Your Printer Driver Printer Drivers Supplied by the CD-ROM Printer Drivers Supplied by the Floppy Disk Standard Printer Driver for Windows 3.1/3.11 Standard Printer Driver for Windows Page Installing Other Software Lexmark’s MarkVision™ Printing Your First Document 6. Print your document Adjusting Print Density Something Goes Wrong If Something Goes Wrong Where To Go From Here Page Control Panel Printing and Paper Handling Figure 3-1Control panel Indicators Indicator Meaning Message Display (LCD) Buttons Pressing the button briefly Button (top label) Function Pressing and holding down the button for five or more seconds Control Panel Functions Printing Data Remaining in the Buffer Clearing an Error Condition to Continue Printing Clearing the Buffer and Reinitializing the Printer Selecting the Self Test Menu 1.Make sure that the message display indicates READY with the ONLINE and DATA indicators off Press the SELF TEST Selecting the Font Print Menu 2. Press the 3. Select a desired emulation 4. Start printing Page Selecting Paper Tray, MFF, or Manual Paper Feed 2. Press the button briefly button 3. Select or deselect a paper source Setting MFF Paper Size 2.Press the button for five or more seconds Press 3. Select a desired paper size Menu Functions Submenus, Items, and Options Options Page format menu Quality menu PCL font menu PCL menu (*8) Submenu (bold)/ltem Parallel menu Clear warning Menu Items Quality menu PCL font menu PCL menu FPS menu Manual timeout Banding mode Auto Off Config menu Parallel menu Serial menu Network menu Clear warning Handling Paper Paper size (physical) Dimensions Notice: Paper size (logical) General Tips Preprinted Sheets Transparencies Envelopes Labels Change the setting of the paper size indicator Remove the rear paper guide from the tray 4 . Attach the rear paper guide to the correct position 5. Ad here the correct paper label 7. Return the paper tray. Slide the tray back into the printer Using the Multi-functionFeeder 1. Adjust the left and right paper guides 3. Set the physical paper size 2. Then, lift the feeder aslant toward you to remove it Feeding Paper Manually Using Manual Feed Slot Built in the Printer 2. Adjust the paper guides Setting Up the Rear Stacker 1. Open the rear stacker. Pull the projections at the top of the stacker 2. Remove the paper support from inside the stacker 3. Set the paper support in Printing on Nonstandard Size Paper and on Envelopes Considerations on Paper Size Page Orientation Figure 3-4Portrait and landscape orientation Adding RAM 1. Open the upper door and right side cover of the printer 2. Orient the RAM card Installing an Alternate Emulation Page Interface Expansion Board Connecting the LocalTalk Interface Cable Selecting the LocalTalk Interface LocalTalk Specifications Connecting the Ethernet Interface Cable Selecting the Ethernet Interface Ethernet Specifications Adding Paper Sources 1.Turn off the printer and disconnect the power cord Make sure the lock lever is set to the open side. Push Mount the printer on the paper feeder 3.Set the lock lever to the lock side. Pull up the lever Remove the paper tray from the printer 2. Change the setting of the 3.Remove the three paper guides from the tray. Unlock the guides as follows: Attach the paper guides to the correct positions 5. Adhere the correct paper size label 6. Load paper and check that the paper fits the tray 7. Return the paper tray Adding Duplex Unit Page Preventive Maintenance Periodic Routine Maintenance Replacing 1. Open the upper door 4. Remove the toner bottle from its envelope 5. Fully shake the toner bottle 6. Remove the plastic seal from the toner bottle. Pull 7. Install the toner bottle 8. Lock the toner bottle 9. Close the upper door 2. Lift the front of the cover to open the cover Cleaner Cleaner pad Unlock the cleaner Remove the cleaner Remove the cleaner pad from the cleaner Replacing the Print Unit and Internal Cleaning Notice: Removing the Print Unit Caution: 2. Raise the green handles of the print unit 3. Remove the print unit Cleaning the Paper Path the Cleaning the Corona Wire Cleaning the Paper Guide before the Corona Wire Installing the New Print Unit Lower the print unit into the printer 4. Seat the print unit in place Replacing the Toner Bottle Resetting the Print Unit Counter 1. Make sure the printer is offline 2. Press the button to put the printer in menu mode 3. Press thebutton 4. Press thebutton to select this function 5. Press the button again to perform the function 6. Press thebutton to return the printer online Cleaning the Precharger Wire 1. Open the upper door of the printer Repacking the Printer Page Page Clearing Paper Jams 1. Check the error message PAPER JAMn 2. Open the upper door 3. Remove the print unit Removing the Print Unit 4a. Pull out the tray and raise the left and right levers of the feed roller (pull the levers down toward you) 4c. Open the rear stacker at the back of the printer Draw out the paper guide Return the paper guide to the original position Close the rear stacker Duplex unit 4d.Remove paper tray 1 then open the front door of the duplex unit Remove the sheet. Pull Remove the sheet Close the rear unit. After 5. Clean the inside of the Install the print unit 7.Close the upper door Operational Problems Print Quality Problems Solutions Error Indications Cause: Note: See caution following in this table Cause: No Cause: Solution: Action-required Status Indications Printer Status Indications WARMING UP Warning Messages Font Samples PCL Mode A-2 FPS Mode A-4 Supplies and Accessories Supplies Accessories B-2 Specifications C-2 Bitmapped (1 font) Scalable (114fints) FPS mode, 35 fonts available C-3 SpecificationDescription Size C-4 Glossary Application software Baud Bit Bit map Bitmapped font Configuration Corona wire Default Density Ethernet Factory default Flow control Font Fuser unit Interface IS0 symbol set LocalTalk Margin MarkVision Example: Page description language Page protect Parallel interface Photoconductive drum Precharger wire Printable area Printer driver Print unit Reset Resolution Scalable font Serial interface Serial protocol Symbol set Toner Transfer unit Page IN-2 Page IN-4 Fujitsu Offices