To clear the Maintenance Service Message from the LCD display:

HP IIISi Printers:
Press ONLINE until the light goes off
Hold down MENU until PCL CONFIG MENU appears
Press the MENU key until SERVICE MSG=ON* appears
Press the + or - key to change display to SERVICE MSG=OFF
Press ENTER/RESET MENU key to turn message off, the * should appear, then press ONLINE
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HP 4Si Printers:
Press ONLINE until the light goes off
Press MENU until CONFIG MENU appears
Press the ITEM key until SERVICE MSG=ON* appears
Press the + or - key to change display to SERVICE MSG=OFF
Press the ENTER key to turn message off, the * should appear, then press ONLINE
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HP 5Si:
Press MENU key 4 times for CONFIG MENU
Press ITEM to display SERVICE MESSAGE=OFF
Press ENTER
Press ONLINE
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HP 4000/4050/4100/5000 Printers:
Turn the printer off
Hold down the left side of the ITEM and VALUE +/- keys, turn the printer on and wait until RESET MAINTENANCE COUNT is displayed and then release the keys
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HP 4500/4550 Printers:
Turn the printer off
Hold down the CANCEL JOB and SELECT keys and turn the printer on, then wait until the display goes blank and the three LED's come on
Press the right side of the MENU key, then press the SELECT key
You will enter SERVICE MODE after the normal test completes
Press the ITEM key until the FUSER MAINTENANCE COUNT appears
Press VALUE +/- to change to zero
Press SELECT to save
Press GO; the printer should return to READY
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HP 8000/8100/8150 Printers:
Press the MENU button until the display reads CONFIGURATION MENU
Press the ITEM button until the display reads SERVICE MESSAGE = ON/OFF
Select OFF*
Press SELECT to save
Turn printer off
Hold the VALUE MINUS and ITEM MINUS buttons while turning the printer back on Hold buttons down until display reads RESET MAINT/COUNTand then release both buttons
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HP 9000 Printers:
Turn the printer off
Press and hold the CHECK key
Power on the printer
Release the CHECK key after all three lights come on The display should read SELECT LANGUAGE
Press the up arrow until MAINTENANCE KIT is displayed, then press the CHECK key again and the maintenance kit count has been reset
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HP Color LaserJet 4500/4550 Printers (TRANSFER KIT RESET):
Press the MENU button until the RESETS MENU is displayed
Press the ITEM button until TRANSFER KIT SELECT IF DONE is displayed
Press the SELECT button
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HP Color LaserJet 4500/4550 Printers (FUSER KIT RESET):
Press the MENU button until the RESETS MENU is displayed
Press the ITEM buton until FUSER KIT SELECT IF DONE is displayed
Press the SELECT button
Press the GO button to return to READY
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HP Color LaserJet 4600 Printer (IMAGE TRANSFER KIT (ETB) RESET):
After Maintenance is performed, the display should read NEW TRANSFER KIT =
Press the down arrow to highlight YES, then press the CHECK button to reset Or enter CONFIGURE DEVICE in menus, choose RESETS then RESET SUPPLIES, choose NEW TRANSFER KIT and select
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HP Color LaserJet 4600 Printer (FUSER KIT RESET):
After Maintenance is performed, the display should read NEW FUSER KIT =
Press the down arrow to highlight YES, then press the CHECK button to reset Or enter CONFIGURE DEVICE in menus, choose RESETS then RESET SUPPLIES, choose NEW FUSER KIT and select
++++++++++

HP Color LaserJet 8500/8550 Printers (TRANSFER KIT RESET):
Press the MENU button until the RESETS MENU is displayed
Press the ITEM button until RESET TRANSFER LIFE COUNT is displayed
Press the SELECT button to reset, then GO to return to READY
++++++++++

HP Color LaserJet 8500/8550 Printers (FUSER KIT RESET):
Press the MENU button until the RESETS MENU is displayed
Press the ITEM buton until RESET FUSER LIFE COUNT is displayed
Press the SELECT button to reset
Press the GO button to return to READY


HP Laser Printer error 13 - paper jam

ALL HP LASER PRINTERS
1. Out of spec media.
2. Pick up roller came out of place.
3.Paper cassettes not correctly loaded.
4. Dirty or obstructed paper path. Paper Jam in paper path.
5. Worn pick up rollers an separation pad.
6. Wrong length paper or incorrect software paper size selected.
7. Defective exit sensor.
8. Defective input sensor doesn?t sense paper out.
7. Paper cassettes not correctly loaded.
9. Bad solenoid operation.
10. Bad gear or gears in drive train.
11. Bad main motor or drive circuit.
12. Bad delivery mechanism or coupler gear to main drive.
13. Bad main motor drive circuitry.
++++++++++

HP LASER PRINTER 2, 2D, 3, 3D
1. Defective sensor cable.
2. Defective registration assembly.
3. Defective fuser.
4. Duplex paper path is obstructed or contains worn Components.
5. Misadjusted or bent switchback assembly.
++++++++++

HP LASER PRINTER 4L, 4P, 5P,6P
1. Printer rear door open.
2. Stuck or broken flags or sensors.
3. Paper fragment under oblique rollers.
4. Transfer roller guide not seated.
5. Bad fuser ass'y
6. Bad toner cartridge
7. Worn pick up roller and reg. ass'y block.
++++++++++

HP LASER PRINTER 4, 4+, 5
1. Rear door open.
2. Broken or missing cassette paper out sensor flag.
3. 500 sheet lower cassette not properly adjusted.
4. Check transfer roller to ensure it is seated properly.
5. Bad input sensor, fuser exit sensor or bad paper end Sensor.
6. Defective output rollers.
7. Paper stuck in paper path / In the input unite.
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HP LASER PRINTER 4V, 4MV
1. Toner cartridge gears worn or damaged.
2. Paper path gears worn or damaged.
3. Defective DC controller PCA.
4. Defective registration guide.
++++++++++

HP LASER PRINTER 5000, 5100
1. Check paper loaded in paper tray properly.
2. Check the paper length adjuster.
3. Look at the transfer roller ass'y for proper adjustment.
4. Check the paper path in the printer. Also make sure the duplexer paper path.
5. Bad fuser ass'y. Replace or reseat the fuser.
6. Check for bad toner cartridge.
7.Check that all of the ass'y are seated and that all of the doors are closed.
8. Change maintenance kit
++++++++++

HP LASER PRINTER 5SI, 8000,8150
1. Toner cartridge gears worn or damaged.
2. Paper tray feed and separation roller's worn.
3.Paper misaligned in paper tray. Look at the length and width adjustment.
4. Bad input unite.
5. Bad fuser ass'y
6. External input device paper jam. Check all added devise like 2000 sheet feeder, Mail box bin, Duplexer , Envelope feeder. Unplug all external device and run test with just the printer.
7. Paper jammed up in the exit ass'y on the left side of printer.
8. Transfer roller ass'y out of place or broken.
9. If paper is jammed under toner cartridge change registration or toner cartridge.
10. Change maintenance kit .
++++++++++

HP LASER PRINTER 3SI, 4SI
1. No pick or media jammed in printer. Check the entire paper path of the printer.
2. Media in duplex. Check the duplexer paper path
3. Sensor malfunction.
4. Output sensor malfunction. Turn of offset ass'y in the 4si only
5. Check registration area fuser exit sensor flag and sensor.
6. Bad fuser ass'y
7. Worn feed and separation rollers.
8. Changed maintenance kit.
++++++++++

HP LASER PRINTER 5L, 6L, 3100, 3150
1. Paper not loaded in the paper bin.
2. Bad paper bin sensor.
3. Bad toner cartridge.
4. Bad fuser ass'y.
5. Worn pick up rollers and separation kit / Pulling multiple sheets threw printer.
6. Paper bin over full..
++++++++++

HP LASER PRINTER 1005, 1012, 1150, 1300
1.Check paper in the paper tray.
2. Worn pick up rollers and separation pad.
3. Bad shutter door on toner cartridges. Change toner cartridge.
4. Bad fuser ass'y.
5. Bad pick up roller shaft and clutch.
++++++++++
HP LASER PRINTER 1100, 3200 Fax, HP PRINTER 2100, 2200
1. Paper jam open paper trays make sure paper is loaded properly.
2. Make sure the paper length is adjusted in the 2200 series.
3. Paper jam check rear door and open and close top cover.
4. Paper jam check duplexer.
5. Paper jam internally / under the toner cartridge.
6. Worn pick up and separation pad.
7. Bad fuser ass'y .
8. Change maintenance kit .
9. Paper bin over full.
++++++++++

HP LASER PRINTER 1000, 1200, 1220mfp, 3300, 3300mfp
1. Check for paper loaded in paper tray properly.
2. Worn pick up roller and separation pad.
3. Feed roller shaft is bent or warped.
4. Paper stuck in paper path.
5. Bad fuser ass'y
6. Bad shutter on toner cartridge. Change toner cartridge.
7. Front door not properly shut.
++++++++++

Hp Laser Printer 2300
1. Check paper Path / Check paper trays
2. Check the length adjustment on the paper trays.
2. Check Duplexer
3. If jammed message persists after all jams have been cleared, a sensor might stuck or broken
4. If it keeps jamming need to change feed rollers and separation pad.
5. Bad fuser ass'y
++++++++++

HP LASER PRINTER 4000, 4050, 4100, 4100mfp
1. Ensure paper is loaded in paper tray property.
2. Check feed and separation rollers for unusual wear.
3. Check for the paper length adjusted in paper tray.
4. Bad fuser ass'y
5. Check paper path in duplexer.
6 Check small belt media roller to ensure that the roller and belt are feeding the media properly.
7. Check that transfer roller is seated properly.
8. Change maintenance kit
++++++++++

HP LASER PRINTER 4200, 4300
1. Check for paper loaded in paper tray properly.
2. Check for paper length adjusted in paper tray.
3. Check duplexer paper path.
4. Defective printer cartridge. Shutter door not opening all the way.
5. Look at feed and separation roller for wear or have popped off
6. Make sure no jam in stapler / stacker. Make sure to remove the staples and get the jammed stapled out.
7. Bad D.C. controller.
8. Change maintenance kit
++++++++++
HP LASER PRINTER 4500
1. Paper jam- check all rear doors.
2. Paper jam- check middle front drawer and duplex drawer.
3. Paper jam- check all drawers.
4. Paper or wrong media in fuser. Like a none Hp transparences that melted in fuser ass'y
5. Worn feed and separation rollers.
6. Bad middle drawer ass'y.
7. Bad fuser ass'y
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HP LASER PRINTER 8500
1. Paper jam internally.
2. Check paper trays for missed loaded paper.
3. Paper jam- check all doors.
4. Paper jam- check duplexer.
5. Paper jam- check mailbox bin.
6. Bad fuser ass'y.
++++++++++

HP LASER PRINTER 9000
1. Paper jam- check trays, all doors, paper path.
2. Paper jam- check duplexer.
3. Paper jam- internally.
4. Check doors to make sure they are closed.
5. Make sure all feed and separation rollers are properly installed.
6. If paper stops before fuser check the transfer ass'y or change it.
7. check fuser ass'y for paper stopping at the fuser. Bad fuser change it.
8. Bad D.C. controller
9. Paper is jammed at exit ass'y changed the delivery ass'y
10. Replaced the diverter if the paper still doesn't make out of exit.
11. Replace the flipper ass'y
12. Replace the accumulator ass'y.
13. Check all device on printer. Run test with one device taken off one at a time.
14. Change maintenance kit
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