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HP DesignJet 815 MFP series troubleshooting


To better help our customers - this HP DesignJet 815 MFP series troubleshooting page is simply a guide / additional information for your convenience, as you search for assistance in repairing your machine.

Although this information is provided for your convenience it is recommended, for the most part, that a technician inspects your office equipment. It is recommended to consult with a professional when ordering your printer part(s).

P/s use our SmartSearch to locate your part number.


  • Troubleshooting and system error codes
    • Is the Problem with the Printer or Scanner
    • Image Quality Problems
    • Output Problems
    • Troubleshooting System Error Codes
    • Using the SCANtest 6 Diagnostic Software
    • Cleaning the Scanning Area
    • Adjusting the Driver Board
    • Vertical Line(s) Problem
    • Firmware Related Errors
    • Stepper Motor Does Not Work
    • Lamp Does Not Work
    • Problem with the Rollers
    • Media Loading Problems
    • Fan Problems
    • Horizontal Banding Problem
    • Dust on Glass Plate
    • Problems with the Software
    • Troubleshooting Tips
    • System Error Codes for the Scanner Only
    • Error Codes Displayed on the Operator Panel
    • Error Codes for the JetImage Software RIP
    • Error Messages for the Touch Screen

  • DesignJet 815 MFP Adjustments ( Large File )
    • Terminology
    • Camera Design
    • The CCD Element
    • Camera Board Adjustments
    • Preparing the Scanner
    • Adjusting the Camera Using the Camera Wizard
    • Scanner Maintenance
    • Adjusting the Camera Using Manual Procedure


Q1279A HP HP DesignJet 815 MFP Printer Supplies
Part Number Description Price
Setup printhead kit - Used to prime the ink tubes - Includes 4 setup printheads $37.00
Left spittoon assembly - Contains absorbers which hold excess ink from printheads $45.00
Belt tensioner kit - Keeps carriage belt tight - Includes pulley and pulley mount bracket $35.00
Printhead carriage assembly - Includes carriage, bushings, pen latches, carriage position sensor, and line sensor $320.00
Printhead carriage assembly - Includes carriage, bushings, pen latches, carriage position sensor, and line sensor $320.00
Cutter assembly $53.00
Formatter PC board $532.00
Formatter PC board $532.00
Pincharm lift mechanism - Includes cam (a long bar) , cam bushings, pinch arm lever, pinch arm lever bushing $65.00
Carriage assembly trailing cable kit - Includes installation instructions, trailing cables, mounting clips, and a ferrite - Cables have 30-pin (M) edge connectors - 2.0m (6.5ft) long - For 42-inch models $52.00
Paper drive roller kit - Includes roller assembly, bushings, gear on roller, transmission gear kit, encoder disc, end thrust (Axial) spring, lint free cloth, rubber glove, and instruction sheets - For 42-inch model $170.00
Electronics module - Contains main logic board, connectors for plug-in cards, connector for parallel interface cable, connector for USB cable, and cooling fan $430.00
Electronics module - Contains Main Logic board, connectors for plug-in cards, connector for parallel interface cable, connector for USB cable, and cooling fan $400.00
Electronics module - Contains Main Logic board, connectors for plug-in cards, connector for parallel interface cable, connector for USB cable, and cooling fan $400.00
JetDirect 600N EIO internal print server 10Base-T, 10BASE-2, and LocalTalk LAN interface board - Has one RJ-45, BNC, and 8-pin DIN connector $100.00
JetDirect 600N EIO internal print server 10Base-T, 10BASE-2, and LocalTalk LAN interface board - Has one RJ-45, BNC, and 8-pin DIN connector $100.00
JetDirect 600N EIO internal print server 10Base-T, 10BASE-2, and LocalTalk LAN interface board - Has one RJ-45, BNC, and 8-pin DIN connector $100.00
JetDirect 610N internal print server (10Base-T and 100Base-TX) LAN interface board - Plugs into peripheral EIO slot - Has a RJ-45 connector $90.00
JetDirect 615N internal print server LAN interface board - 10Base-T and 100Base-TX - Plugs into peripheral EIO slot, has RJ-45 connector. replaced by 620n $190.00
JetDirect 615N internal print server (10Base-T and 100Base-TX) LAN interface board - Plugs into peripheral EIO slot - Has a RJ-45 connector $135.00
JetDirect 610N Internal Print Server (10Base-T and 100Base-TX) LAN Interface Board - Has one RJ-45 connector replaced by 620N $195.00
JetDirect 620N internal print server LAN interface board - 10Base-T and 100Base-TX - Plugs into peripheral EIO slot, has RJ-45 connector $260.00
JetDirect 620N internal print server LAN interface board - 10Base-T and 100Base-TX - Plugs into peripheral EIO slot, has RJ-45 connector $260.00
JetDirect 620N internal print server LAN interface board - 10Base-T and 100Base-TX - Plugs into peripheral EIO slot, has RJ-45 connector. $305.00
Maintenance kit - Includes 40-inch glass plate, white background board, support strip, fluorescent lamp, fan filter and Allen wrench $557.70
Maintenance kit - Includes 40-inch glass plate, white background board, support strip, fluorescent lamp, fan filter and Allen wrench $557.70
For Scanner power supply: Power supply - 100-240VAC input, 50/60Hz - Includes power switch, connecting cable, and installation tool kit. For Printer power supply: order C7769-60387. $330.00
No. 11 black ink printhead $32.09
No. 11 cyan ink printhead $32.09
No. 11 magenta ink printhead $32.09
No. 11 yellow ink printhead $32.09
#10 HI YEILD BLACK INK $29.63
#82 YEILD CYAN INK $33.43
#82 YEILD MAGENTA INK $33.43
#82 YEILD YELLOW INK $33.43
Ink Supp St SV - RC $135.00

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