Printers Error Codes

437 error codes across 4 brands. Find your code, what it means, and how to fix it.

HP

395 codes
[Paper Jam] In manual feeder [1]

There is a paper jam in the manual feeder.

[Paper Jam] In paper input tray [0]

There is a paper jam in the main paper input tray.

[Paper Jam] In the fuser area [2]

There is a paper jam around or in the fuser area of the printer.

[Status LED] Blinking (green) when normally blinking

The machine is scanning the loaded document for copying purposes.

[Status LED] Blinking (green) when slowly blinking

The machine is receiving data from a computer.

[Toner Empty] Replace Toner

The toner cartridge is empty and needs replacement.

[Toner Low]

The toner cartridge level is low and needs to be replaced or re-distributed.

10.30.0X Unauthorized <Color> Cartridge

A cartridge other than genuine HP supplies is installed in the printer due to administrator settings.

10.57.0X Protected <Color> Cartridge

The cartridge installed is permanently associated with one printer or fleet of printers and cannot be used in another.

13.20

Paper jam in the fuser area — paper is stuck in the fuser assembly.

13.JJ.NT Jam In Tray 1

Paper jam detected in tray 1.

13.JJ.NT Jam In Tray X

Paper jam detected in specified tray.

2 short beeps

Not specifically defined in manual for this code; likely an operational notification or error detection signal.

2_SHORT_BEEPS

Indicates that the printer is in processing or receiving data. Wait for completion.

20 Insufficient Memory

Memory overflow or insufficient memory available for processing the print job.

22 Parallel I/O Buffer Over

Parallel input/output buffer overflow error.

22 Serial I/O Buffer Over

Serial input/output buffer overflow error.

22 USB I/O Buffer Overflow

USB input/output buffer overflow error.

3 amber flashes

Currently disabled button is pressed.

3 amber flashes in center of light bar

Printer cannot connect to a wireless network or has lost Wi-Fi connection.

3_BLINKS_YELLOW_LED

Manual feed or continuable error state requiring user to proceed with operation as specified in the guide.

4_BLINKS_GREEN_LED

Device in processing data wait state - no faults, just waiting for job completion.

40 Bad Serial Trans

Bad serial transmission error indicating communication problem.

403

Forbidden - Access denied to the requested resource.

41.3 Unexpected Size Tray

Unexpected paper size detected in specified tray.

41.X Printer Error

Temporary engine error - generic printer error with specific error code.

5_SHORT_BEEPS

An unspecified system error or fault detected; check hardware connections or seek help from service/maintenance.

50.011 Fuser High Temperature

Fuser assembly has reached excessively high temperature.

50.4

Fuser error — the fuser unit has encountered a malfunction.

51.X Printer Error

Bad beam detect error - laser/scanner optical path problem.

52.X Printer Error

Scanner error - laser scanner assembly malfunction.

600 dpi problem settings

Issues encountered during print quality adjustments such as dark or light prints with text formatting changes.

9dbed54c6e117d93

Ray ID diagnostic identifier for the security challenge event.

A

Alignment required — printer needs printhead alignment for optimal print quality.

A small splash of light blue in the center of the bar

The printer is in sleep mode, and is connected to a Wi-Fi network.

A small splash of white light in the center of the bar

The printer is in sleep mode, and is not connected to a Wi-Fi network.

ADF door is open

The ADF lid is opened or a sensor malfunctioning.

ADF dropout error

Frequently occurs during scanning or fax processes due to media handling issues like jamming, excess curling or perforated documents.

Alignment fails

The alignment process failed.

All LEDs solid on

Fatal error - all control panel LEDs are solid on.

Amber across large light bar with blinking paper tray indicator and jammed cartridge access door

Jammed condition in printer, specifically related to paper path issues affecting both main unit tray functionality and internal feeding mechanisms.

Amber across large light bar with paper tray blinking indicator when paper size mismatch detected

Error raised from printer due to incorrect paper dimensions compared to print job requirements.

Amber flashes in the center with two persistent purple light bars at the outside edges

WPS Push Button mode error.

Amber flashes in the middle of Edge lighting (setup mode)

There is a critical printer error or system failure detected when the device is in Wi-Fi setup mode, indicating problems during attempted connections.

Amber glows across large light bar centered with flashes at edges

There is a serious printer error, and the condition will require turning off printer then on again to resolve.

Amber light bar shows blinking pattern of three times in center (indicating maximum five connections reached)

Too many devices are currently using this printer over Wi-Fi Direct; must disconnect some.

Amber lights across light bar centered with blinking color ink cartridges indicating individual cartridge errors

Detected malfunction or depletion of specific color from ink supply.

ambers glows across the large light bar

There is a warning or printer blocking error. This should be addressed immediately.

Attention LED blinking

Attention light is blinking indicating a warning or error condition.

Attention LED blinks

Indicates that user intervention is needed or there's an issue requiring attention.

Attention light

Indicates a problem with the product. Check LCD display for specific message.

Attention light and Document icon blinking

No paper detected in input tray. The printer is waiting for paper to be loaded.

Attention light and Printhead icons blinking

Printhead error. One or both printheads are missing, installed incorrectly, incompatible, or still have protective plugs/tape.

Attention light blinks

This warns of potential problems requiring immediate attention, such as paper jams or insufficient ink levels in the cartridges.

Attention light on with E7 and Ink icons blinking

One or more ink tanks are out of ink. Ink tank(s) are completely empty and printing cannot continue.

Attention light on with Ink icons blinking and Resume light on

One or more ink tanks are very low on ink. Ink level is critically low.

Attention light: indicates a problem with the product

Illuminated to alert the user of an issue, guiding them to check further on control panel or documentation.

Attention light: Indicates that errors exist including cartridge open.

Indicates various types of potential hardware/firmware-related issues; typically an error code prompt is displayed on the control panel (see Interpret Control-Panel Light Patterns on page 72).

Attention light: Indicates that the print cartridge door is open or other errors exist.

Indicates that the product has encountered an issue. This can signal issues like a carriage not being closed properly, ink/toner issues, or paper jams.

Attention: door open, no print cartridge, or media jam

The printer is in an error state that requires operator intervention due to an open door, missing cartridge, or media jam.

Black cartridge low

The product indicates when black cartridge supply level is low.

Black cartridge very low

Indicates the black toner is critically low, and replacement should be imminent before quality issues occur.

Black cartridge very low on ink

Alert signaling that the black ink cartridge needs replacement due to extremely low levels.

Blue LED (Wireless) Fast Blinking

Signals problems with the wireless network connections or disconnection processes are occurring.

Blue LED (Wireless) Off

Indicates that wireless network is disconnected from the machine.

Blue LED (Wireless) Slowly Blinking

The machine starts connecting to a wireless network.

Blue LED blinking

The machine is connecting to a wireless network.

Blue LED off (wireless model)

The machine is disconnected from a wireless network or in ready mode; power off.

Blue LED on

The machine is connected to a wireless network.

Blue light blinking

The printer is not connected to a network.

Blue light off

The wireless function is turned off in the settings.

Blue light pulses at the center, grows outward, and then shrinks back in, repeating

The printer is trying to connect to a Wi-Fi network.

Blue-white in center of light bar

Printer is idle and connected to network on Wi-Fi Direct connection or if printing from the HP Smart App via direct connection.

Both lights are off

The printer is powered off or not receiving power.

Cancel button: To cancel the print job, press the cancel button (press and hold for 5 seconds to print a configuration page).

The device can either reject ongoing print requests when pressed briefly or generate a test/page from a prolonged press.

Canceled copy, scan

Operation was canceled during media feeding from ADF – does not automatically clear jams.

Cartridge is very low

Toner cartridge level is critically low — cartridge is nearly empty.

Cartridge light blinks

Cartridge needs attention — low ink or error.

Cartridge light blinks

Refers to cartridge issues such as empty ink levels, misalignment or incorrectly installed cartridges.

Caution: Electric shock

Electric shock risk — take precautions to avoid electrical hazards.

Caution: Hot surface

Hot surfaces may cause burns — do not touch without proper insulation.

Caution: Keep body parts away from moving parts

Moving components can cause injury — keep fingers and limbs clear.

Caution: Sharp edge in close proximity

Watch for sharp edges as they can cut—wear protective gloves if needed.

Cleaning mode

A cleaning page is printing.

Cleaning...

Printer is cleaning — automatic maintenance cycle in progress.

Close Top Cover

Top cover of the printer is open.

Color cartridge very low on ink

Alert when color cartridges are extremely low and may affect print quality.

Comm. error

A fax communication error occurred between the product and the sender or receiver.

Continuous beep

Signals power issues or a malfunction where continuous alert noise signifies an urgent issue that needs attention.

Continuous beep for extended periods

Internal power supply problem or excessive electrical load.

Control panel message types

Indicates various error states communicated through the control panel interface, including low supplies notifications and hardware faults.

Display and LED errors guide to page 9.7

Error display messages on screen combined with flashing LEDs require consulting specific troubleshooting guide (page 9.7)

Do not use SETUP cartridges

Indicates setup cartridges cannot be used after initial installation as regular ink is required.

Doc feeder jam Clear, Reload

Sheet-fed media is caught in the automatic document feeder or tray.

Door is open

Printer cover or door is not fully secured — prevents operation.

E + number

Error code displayed on the printer control panel indicating a printer malfunction or problem.

E/01

Problème d'alimentation du papier dans la bande transportant le papier.

E0

Paper is jammed in the printer.

E02

Media jam — paper stuck inside printer requiring manual correction.

E1

Unknown error code; could not find full details in provided content.

E2

Toner Cartridge Error — issue detected with the toner cartridge.

E20

Low paper error.

E27

Error during transmission or reception of a fax.

E3

Low Paper — paper level in the input tray is low.

E32

Problem receiving faxes over the phone line.

E4

Toner cartridge is very low on toner and may soon need replacement.

E5

The scanner is not working. The scanner component has failed or is not responding.

E6

The printer is in an error state. A general printer error has occurred.

E7

One or more ink tanks are out of ink. The printer has detected that one or more ink cartridges are empty.

E8

Fatal error. A critical printer malfunction has occurred.

E9

Firmware update error. The printer firmware update has failed.

Edge lighting fast blinks amber

There is a serious printer error. All LEDs on the printer fast blink.

Edge lighting glowing amber repeatedly

Printer is in an error state requiring user attention.

Edge lighting glowing blue to center with a light bar glowing amber in the center

The printer has either lost Wi-Fi connection, or there is a connection error during setup.

Edge lighting glows amber towards edges and transitions to green

The printer is restored to factory defaults and will automatically restart after it is done.

Edge lighting glows amber towards edges, transitions to green

Printer has been restored to factory defaults and is restarting.

Edge lighting glows blue towards edges and then transitions purple (Wi-Fi Direct off)

Wi-Fi Direct function turned off successfully.

Edge lighting glows purple from middle outward, repeating

Printer is waiting for the HP Smart app or printer software to connect in Wi-Fi setup mode.

Edge lighting showing amber at edges with blinks in center

An error occurred during a wireless security setup process (WPS).

Edge lighting showing persistent purple at edges

Printer is in Wi-Fi setup mode, attempting to connect with HP Smart App or hardware.

Edge lighting showing pulse blue towards center with amber terminal light bar

Wi-Fi Direct connection issue, possibly from excessive device load or interference.

Edge lighting shows Wi-Fi Direct name and password available for mobile device printing (PIN method)

Printing ready via Wi-Fi Direct by accessing generated PIN code.

Edge lighting transitions blue-white towards edges and center glows green for Wi-Fi Direct setup completion phase

Wi-Fi Direct connection has completed successfully between mobile device and printer.

Er/01

Error indicating paper needs to be loaded.

Er/04

Paper jam error — paper stuck in the printer pathway.

Er/04, Er/05, Er06

Papers jammed within the printer.

Er/05

Paper jam error — additional information may be needed from technician or user guide.

Er/07

Cartridge missing or incorrectly installed — printer not detecting ink cartridges properly.

Er/07, Er/11

Cartridge installed improperly or incorrectly.

Er/11

Cartridge improperly seated or possibly empty — insufficient connection or incorrect positioning of ink cartridge.

Er06

Paper jam error — continue removal steps provided by service or support guides.

Error light blinks continuously

Indicates unresolved critical error, requiring immediate user attention to identify malfunction or hardware failure.

Error light on continuously

Communication failure or severe malfunction.

Error light on continuously (red LED blink pattern)

Severe error indicating hardware failure or system corruption.

Error message during setup installation process

Indicates problems found in driver software initialization or printer connection settings.

Error message on control panel

A fault is displayed during firmware loading sequence before reaching the Ready state.

Error message on screen

An error code or message displays on screen, indicating a specific malfunction condition.

Error message: "Spool32"

Print spooler error, usually indicating a problem with print job data or driver.

Ethernet icon blinking

The printer is connected to an active Ethernet cable, but is not connected to a network.

Ethernet icon on

The printer is connected to the network through a wired Ethernet connection.

EWS diagnostics code E50

Error detected via Embedded Web Server (EWS) - indicates a critical system condition that requires service.

F01

ADF motor does not rotate after removing shipping tape and verifying cable connections.

Fast blinking

There is no paper in the input tray.

Fast blinking light

Wireless error detected.

Fatal error

A fatal error has occurred in the printer.

Fax delayed – Send memory full

Memory is full while sending a fax.

Fax is busy Canceled send

The fax line was busy, causing the product to cancel sending the current job.

Fax is busy Redial pending

Automatic resend/re-dialing process is ongoing for a previously busy fax line.

Fax memory full Canceling recv.

Product out of memory during transmission causing the fax operation to be canceled partially.

Fax service test error report

Report generated following failed fax service tests indicating potential issues with modem or line connection.

Faxes are sending slowly

Fax transmission times have increased and the product is not completing faxes quickly.

Firmware update required

Printer needs immediate firmware upgrade to ensure compatibility or functionality - perform this task now.

Flash warning - Engine test in progress (cleaning mode)

Informs of an active engine testing or deep cleaning cycle which temporarily inhibits normal printing functions.

Flash warning: Output bin full - jam likely

Signals a potential paper jam due to the output tray reaching its capacity.

Flatbed copy quality issues

Copy from the flatbed scanner produces inferior results compared to direct printing.

Go LED solid and Attention LED blinking

Continuable error condition - Go LED solid indicates ability to continue, Attention LED blinking indicates error.

Green LED Blinking Rapidly / Fast

The machine is performing special functions, such as network setup or scanning jobs.

Green LED Blinking Slowly

Machine is receiving data from a computer or printing documents.

Green LED blinks slowly

Machine is receiving data from the computer.

Green light pulses

The printer is turning on or off, or doing a firmware update.

Green light pulses in the center, and extends outwards as blue, repeating

The printer is identifying itself, when triggered by an iOS device through Printer Settings.

GREEN_LED_ON

Device is in Ready state. No specific action required except initiating a print job or configuration page as outlined in manual.

H1

Printing on both sides manually — waiting for user to load pages for the second side.

HP ePrint light flashes continuously

Problem with HP ePrint connection — network or Web Services issue.

Incompatible <supply>

Indicates an unsupported or incompatible supply has been inserted into the device, commonly detected with non-HP cartridges.

Incompatible cartridge

Incompatible toner cartridge detected — cartridge is not compatible with this printer model.

Incompatible ink cartridges

Warning about using non-compatible or incorrect ink cartridges for printer model.

Information button blinking amber

HP Instant Ink error or warning present on printer.

Information button blinks amber

Indicates an HP Instant Ink warning or error; press to troubleshoot.

Initializing...

Printer is initializing — normal startup process in progress.

Ink Alert light on

Indicates low ink level or cartridge problems.

Ink Alert light on

Indicates low ink levels or potential issues with ink cartridges.

Ink Cartridge Error

The printer has detected an issue with one or more ink cartridges.

Ink sensor warning

Indicates potential failure of ink sensors possibly caused by a cartridge or sensor malfunction.

Install cartridge

No toner cartridge installed — printer requires a cartridge to operate.

Install toner

A toner cartridge issue — toner not installed or detected.

Install Toner Cartridge

Print cartridge (toner) is missing or not installed.

Jam in cartridge area

Paper jam detected in the toner cartridge area — paper is stuck in the printing mechanism.

Jam in tray 1

Paper jam detected in tray 1 — paper is stuck in the feed mechanism.

Large light bar moving outwards from center; pulses white (processing print job)

Printer working through active print jobs on a wireless connection.

Large light bar pulses towards center blue then amber glow center (noisy network)

Network error detected during initial Wi-Fi setup mode which causes communication issues.

LED Alert light (Ink)

Indicates low ink or cartridge problems.

LED blinking amber

System failure detected — printer is not in normal operating condition.

LED blinking and both Ink Alert lights are on (very low ink)

Both cartridges are very low on ink.

LED blinking and both Ink Alert lights blinking

One of the ink cartridges is installed improperly or incompatible.

LED blinking and one Ink Alert light is blinking

The corresponding ink cartridge is incompatible, damaged, or incorrectly installed.

LED blinking green quickly

Printer processing configuration; no action required — wait for light to stabilize.

LED blinking green slowly

Printer is not functioning or completing self-test initialization — check cable connections.

LED blinking with both Ink Alert lights blinking after install

There is an issue with installing or reinstalling cartridges.

LED blinking with multiple Ink Alert lights fast blinking

A paper jam has occurred inside the printer.

LED blinking with one Ink Alert light blinking (after new install)

The newly installed ink cartridge might be counterfeit.

LED blinking with one Ink Alert light on (very low ink)

The cartridge is very low on ink.

LED blinks

A minor error has occurred and the printer is waiting for the error to be cleared.

LED blinks (paper error & printhead error indicators)

Printer is out of paper or has a printhead problem.

LED blinks (printhead issue)

Printhead is malfunctioning or needs cleaning/replacement.

LED blinks 3 times

Overheating detected — internal temperature too high.

LED blinks 3 times - Overheating Indicator

Overheating detected — internal temperature too high.

LED blinks 3 times for extended period

Possible network communication failure or configuration issue.

LED blinks 5 times

Issue with paper loading or removal process in the product.

LED blinks 5 times - Toner warning

Toner cartridge is nearing depletion according to estimated capacity.

LED blinks 5 times, red light on

Severe hardware or software error, service is required.

LED blinks fast

Wireless error detected — there's an issue with the printer’s wireless connection.

LED blinks Green

Machine is active during data transfer or processing print job.

LED blinks Orange

Minor error or low toner warning — machine requires attention.

LED blinks Orange

Low toner cartridge life remaining — replacement might be necessary soon.

LED blinks rapidly

Error condition — rapid blinking indicates an urgent issue requiring immediate attention.

LED blinks rapidly

Toner almost depleted or improperly installed cartridge — a replacement is necessary for best print quality.

LED blinks rapidly

Indicates severe malfunction and system stoppage.

LED blinks rapidly when totally empty toner cartridge

Alerts that the toner has completely ran out of supply.

LED blinks repeatedly

Some type of operational issue detected, usually prompts further diagnostic actions.

LED blinks slowly

Low toner supply — small amount of toner is left in the cartridge. The estimated cartridge life of toner is close.

LED blinks slowly or not at all (solid blue light)

Wireless connectivity is either off, disconnected from the network, or has no wireless signal.

LED blinks under Copy button

Priming process ongoing — ink is being moved to the print head.

LED blinks under Wireless button

Wireless connection issue — printer is not connected to wireless network.

LED blinks when error occurs

Indicates an error has occurred.

LED blinks when error occurs

An error has been detected by the machine.

LED blinks when paper is empty

Indicates that the tray or cassette is out of paper.

LED blinks when paper jam detected

Indicates that a piece of paper is caught somewhere inside the machine.

LED blinks when paper jam occurs

Indicates the machine is jammed with paper.

LED blinks when power on/off button pressed for extended time

Indicates a machine report or shutdown is initiated.

LED blinks when receiving data

The machine is currently printing or processing a job; normal operation.

LED blinks when toner cartridge is invalid or low on ink

Indicates either the toner cartridge is invalid or nearly empty.

LED blinks when toner is due or invalid

Toner cartridge warning, either due for replacement soon or malfunctioning.

LED flashes rapidly - Fatal error (all lights on)

Denotes an irrecoverable failure or emergency state requiring external intervention.

LED flashes when Cancel pressed

Pressing and holding the Cancel button causes an LED to blink which prints out the configuration page showing network settings.

LED flashing intermittently green

Printer functioning normally with network activity present — current status ok.

LED is blinking and one Ink Alert light is on (newly installed)

A newly-installed ink cartridge might be counterfeit or previously used.

LED lights red

Error indicating a problem with the printer.

LED off - power outage (all lights off)

Indicates total cessation of electrical activity to the printer.

LED on solid green

Printer is on and ready for operation — current status OK.

LED red, blinking (Status LED)

Machine cover is open or no paper is available for printing/receiving data.

LED slow blinking light (blue)

Printer wireless connection is established but not connected to the network or printer is out of range.

LED stays red constantly

Indicates the control-panel showing an error message during power-up phase.

LED steady under Resume button (blinking previously)

Warning or error condition no longer present — normal state resumed.

LED steady under Web Services button

Web Services are operational — ready for use.

LED steady under Wireless button

Connection to wireless network is established.

LED under Wi-Fi Direct blinks rapidly

Incompatible device attempting to connect via WPS mode.

LEDs cycle

LEDs are cycling through different states indicating normal operation transitions.

LEDs off (Status LED)

The machine is offline or in save mode and not receiving data.

LEDs signal error with short message on display

A blinking LED accompanied by a short message displayed on the screen indicates an issue.

LEDs under Web Services blink

Web Services malfunction or connection issues.

Light bar glows blue to center as print queue processes (inactivity triggers sleep mode)

Printer transitioning towards sleep state after detected periods of non-use.

LO

Low ink level warning for one or more ink cartridges in printer.

Load Paper

Paper tray is empty — printer requires paper to be loaded.

Load Tray XX [Type] [Size]

Paper has run out in the specified tray and needs to be reloaded.

Machine does not print; check power connections and settings

The machine isn't printing, likely due to improper power or port configuration.

Manual Duplex

Manual duplex printing required — printer needs paper reloaded for double-sided printing.

Manual Feed

Manual paper feeding required — printer is requesting manual paper placement.

Memory DIMM installation error

Error during memory expansion — verify physical or logical configuration conflicts with existing setup.

Missing

An ink/cartridge/printhead is missing or not correctly connected to the printer.

Network button (signal strength bars)

Indicates the wireless network status and signal strength as bars when using wireless connectivity mode, showing connection stability.

New printhead ink alert

Alert indicating installed cartridges may not have enough ink for initial startup processes.

No incoming fax received message error

All-in-one unable to receive any incoming faxes despite being connected via extension phone line with proper setting adjustments.

Non-HP ink

Used, refilled, or counterfeit ink cartridge used leading to reduced printer performance and damage.

Number Counter blinking A with Attention and Resume lights blinking

Printheads alignment failed. The alignment process did not complete successfully.

Number counter indicator showing '0'

The copy count has been reset or is not functioning properly.

Number Counter shows A

Printheads alignment in progress or completed. The printer is performing printhead alignment.

Number Counter shows blinking A

Printheads alignment scanning in progress. The printer is scanning the alignment page.

OE

Drain error — water is not draining from the unit.

Omit print jobs stuck in queue

There are pending print jobs that need to be processed or canceled from the computer's print queue.

One or more Ink icons on with Resume light on

One or more ink tanks are low on ink. Ink level is below normal but not empty.

OPEN

Machine cover not completely closed — covers need to be aligned and secured properly.

Orange LED on

Major issue — machine has stopped due to error (e.g., paper jam, power failure).

Out of memory

The printer is out of memory.

P

Printheads need priming — system ready for initial setup or manual priming of printheads.

Paper Jam

Paper has become stuck inside the printer during operation.

Paper Jam

Paper has become jammed inside the printer and is blocking normal operation.

Paper Jam in Tray 2

A paper jam has occurred within main tray 2.

Paper jam indicator

A paper jam has occurred in the printer.

Paper Jam LED blinks when jam occurs

Indicates a paper jam inside the machine when it blinks.

Paper jam warning indicator

Indicates a paper jam has occurred or is potentially present in the machine.

Paper jams inside machine

Jammed paper located internally within the printer mechanism.

Paper LED blinks indicating low tray paper amount

A warning that the sheet paper quantity in the tray is running out.

Paper light blinks

Out of paper or paper is jammed.

Paper light blinks

Indicates that the paper tray is empty or there's a paper jam. The printer cannot operate without sufficient paper.

Paper mismatch

The printed page is cut off or improperly fed, often at a crease line across the media surface.

Paper problem display

Display indicates a paper-related issue such as jam or empty paper tray.

Periodic black band (Supply Roller damage)

Black periodic band indicates supply roller is faulty or damaged, causing toner application inconsistencies.

Power button light blinking

The printer is turning on or off, or processing a job.

Power button light fast blinking

The printer is in an error state or the ink access door is open.

Power LED off

The printer is offline or in power save mode. Check the display screen for further details.

Power LED off - Disconnection Indicator

The machine is powered off or disconnected from a power source.

Power LED White Blinking

Power save mode active.

Print density adjustment error

Misconfiguration or setup issue affecting print quality control parameters — check settings and media.

Printer does not pick up paper

The product fails to feed a sheet of paper from the tray.

Printer information page and wireless network test report generation button press sequence (control panel)

Printing status reports initiated from control panel for diagnostics.

Printer initialization

The printer is initializing.

Printer initialization process ongoing

Indicative of an internal system initialization which needs to complete before readiness or further diagnostics.

Printer is making unexpected noises

The printer is producing noises while performing automatic servicing functions to maintain printhead health.

Printhead Alert Indicator Light On

Indicates issues with the printing mechanism, such as blockages or malfunctions.

Printing... Cool down mode

Printer is in cool down mode during printing — temperature regulation in progress.

Priority feed slot missing paper (door open, no media, empty tray)

Indicates an error where the priority input position is lacking proper media.

Priority input jam (door open, media out)

Signifies a paper jam or door being improperly closed on the priority feed tray area.

Priority input tray open

Indicates that the priority feed slot tray is not closed properly, leading to operational issues.

Problem with printer preparation

Internal clock failure or preparation malfunction; ink levels may not be reported accurately.

Processing data

The printer is receiving or processing data.

Product does not print after wireless configuration completes

When the product finishes wireless network setup, it fails to successfully send a test page over wireless.

Protected <Color> Cartridge

This indicates that a cartridge can only be used in the printer or fleet of printers it was initially protected for.

Protected cartridge

Protected toner cartridge detected — cartridge is write-protected.

Pulsing blue

Connecting to network.

Pulsing blue

Connecting to network — printer is in Wi-Fi setup mode.

Pulsing green

Updating or busy.

Pulsing green

Printer is busy — either updating firmware, printing a document, or processing a job.

Pulsing purple

Wi-Fi setup mode. Lasts for 2 hours after first turning on printer.

Pulsing purple

Wireless setup mode — lasts for up to two hours after turning on the printer.

purple in the center with two persistent purple light bars at the outside edges

An error occurred during WPS Push Button mode.

Purple light pulses on the bar, repeating

The printer is in Wi-Fi setup mode. Lasts for 2 hours after first turning on the printer.

Re-seat

Printhead needs to be removed and reinserted.

Ready

The printer is ready to print.

Ready LED and Attention LED start blinking simultaneously

LED indicator pattern — both Ready and Attention LEDs are blinking together.

Ready LED blinking

Ready light is blinking indicating printer is processing data.

Ready LED blinks

Indicates that the printer received print data but is not yet printing for reasons such as a job in progress.

Ready light

Indicates the product is ready to be used.

Ready light not on

Control panel should indicate ready status. No lights are on, indicating a power or connection issue.

Ready light off - no power

Suggests a complete loss of power source to the printer.

Ready light on - no job processing

States that the printer is ready but there's a lack of jobs being sent.

Ready light: When the product is ready to print, the Ready light is on. When the product is processing data, the ready light blinks.

Indicates that device is processing a task or job.

Ready light: When the product is ready to print, the Ready light is on. When the product is processing data, the Ready light blinks.

Indicates whether the printer is currently in an operational state and if it is busy processing a document or preparing for printing.

Red Blinking

A minor error occurred; the machine is waiting for user action to clear.

Red LED Blinking

The machine has stopped due to an error and needs immediate action. Also indicates low toner.

Red LED blinks

A paper jam has occurred.

Red LED flashes 3 times

Indicates the product is not ready or a job processing issue.

Red LED on continuously (or red blinks)

The unit has encountered a severe issue leading to system stoppage or toner end-of-life.

RED_LED_FLASHES_5X

Manual feed or error condition requiring user intervention. The Go button (HP LaserJet P1505/P1505n) needs to be pressed.

RED_LED_ON

Device in an error or warning state - refer to documentation for the specific light pattern and corrective action necessary.

Redeclaration: LED blinks blue and amber during setup

Wireless connection issues detected. Follow instructions to resolve.

Replace

Printhead is failing or not functioning properly, replace with a new one.

Restarting print jobs after a network reset might cause this

Printer job interruption and reprint necessary due to the reset of wireless connections.

Service light

Blinks to indicate a serious device malfunction that needs professional attention from service personnel.

Slow blinking light

Wireless is on, but the printer is not connected to a network.

Solid amber

Problem. Check the HP Smart app for troubleshooting information.

Solid amber light

An error has occurred and is blocking the job. Check the printer display or HP Smart app for troubleshooting information.

Solid amber light fast blinks

A serious error has occurred. Turn the printer off, and then on.

Solid blue light

Wireless connection has been established and the printer is ready to print.

Solid blue light on top

A solid blue light at the top of the printer indicates that it is connected to a wireless network and ready for use.

Solid blue light pulses, and then flashes amber, repeating

The printer is unable to connect to a Wi-Fi network.

Solid light blue

Connected/ready for use.

Solid purple light fast blinks, and then flashes amber, repeating

Indicates Wi-Fi Protected Setup (WPS) error.

Solid white light

The printer is idle, and is not connected to a Wi-Fi network.

Start Copy Color button color changing rapidly

There is an issue with the color copying functionality.

Status LED orange

A paper jam has occurred or the door is open. Close the door and load paper in tray.

Status light pulsing blue

Printer is connecting to the network.

Status light pulsing green

Printer is updating firmware or currently busy processing a job.

Status light pulsing purple

Wireless setup mode is active and will last for 2 hours after first turning on the printer.

Status light solid amber

Problem detected with the printer.

Status light solid blue

Printer is connected and ready for use.

Supplies LED blinks

Denotes problems or warnings regarding the toner cartridges and imaging drums, such as error or malfunction.

Supply memory error

The product cannot read or write to the print cartridge memory chip.

Supply problem

Toner cartridge or supply issue detected — generic cartridge or supply error.

T1

Incompatible toner installed — not suitable for your machine.

T3

Incompatible or non-genuine toner installed — must be replaced with a Samsung genuine one.

Three quick amber flashes in the center of the light bar

Currently disabled button is pressed.

Toner LED Orange On

A toner cartridge has almost reached its estimated life and requires replacement soon.

Toner light

Indicates that the print cartridge toner level is low.

Toner Low

The toner cartridge is running low on toner and needs to be replaced soon.

Toner Low Alert (red led blinking)

The toner cartridge has reached its estimated life based on print volume.

Toner low warning

Warning issued when toner levels are critically low, approaching need for replacement.

Toner-related messages

Indicates toner level is low or near end of life. Recommend replacing the cartridge.

Tray-related messages

Indicates issues with paper tray. Ensure paper loaded and guide settings correct (see “Loading paper in the tray”).

Unauthorized <Color> Cartridge

This message displays if a counterfeit or non-authorized toner cartridge is installed.

Unauthorized cartridge

Unauthorized toner cartridge detected — cartridge is not an authorized HP cartridge.

Unresponsive display: no information appears on the control panel despite power being applied

Indicates a display malfunction or electrical interference which halts normal operations.

Use black ink only?

Alert to use only black ink for continued printing when color cartridges are very low on ink.

Use SETUP cartridges

Indicates that setup cartridges are required for printer initialization.

Used or counterfeit cartridge in use

Used or counterfeit toner cartridge detected — cartridge is not a new genuine product.

Warning - Media specifications not met (door open, media out, no print cartridge)

Indicates that there are issues meeting printer media requirements or operational state is breached.

White light grows from center to the edges and shrinks back, repeating

The printer is processing a job, it could be printing, copying, scanning or faxing.

White On

The machine is in power save mode for energy conservation.

Wi-Fi Direct indicator blinking frequently

Error with the Wi-Fi Direct connection establishment process.

Wi-Fi Direct light not illuminated

The Wi-Fi Direct function is not enabled on the printer. Press the button to activate.

Wi-Fi light blinking with signal bars cycling

The printer is in Wi-Fi setup mode or trying to connect to a network. Wi-Fi connection is not yet established.

Wi-Fi light blinking with signal bars cycling (unable to connect)

The printer is unable to connect to a Wi-Fi network. Connection attempts have failed.

Wi-Fi light blinking with Wi-Fi icon blinking

The printer is in WPS (Wi-Fi Protected Setup) mode. Ready to connect using WPS button.

Wi-Fi Signal Strength indicator cycling

Wireless connection is in progress. Wait a few seconds for the connection to be completed.

Wi-Fi Signal Strength indicator one or two bars

The wireless signal is weak. Try moving the printer to improve connectivity.

Wireless alert - Wi-Fi disconnected

Wireless alert displayed on control panel showing Wi-Fi is disconnected.

Wireless button (lights signal strength bars)

Indicates the wireless radio status with signal strength as bars, guiding user to check network connectivity health.

Wireless icon fast blinking light

Printer has detected a wireless error and requires intervention from user to rectify.

Wireless icon solid blue light

Printer wireless connection has been successfully established; ready to print wirelessly.

Wireless light blinks

Connecting to network.

Wireless light blinks

Connectivity in progress — indicates the printer is trying to establish a wireless connection during setup or if manually initiated.

Wireless light blinks blue

Indicates the printer is disconnected from Wi-Fi or in setup mode.

Wireless light is blinking blue

Printer in Wi-Fi setup mode or reconnection process ongoing.

Wireless light solid

Printer is connected to the wireless network.

Wireless light: When the product is connected to a wireless network, the wireless light is on.

Indicates the printer has successfully established and maintained a connection with wireless network(s).

Wireless Off

Wireless light is off and the display shows Wireless Off.

Yellow LED (Toner LED) blinking

Small amount of toner is left in the cartridge.

两个墨盒指示灯同时亮起

表示打印机可能缺少某个或某些墨盒,或者需要安装新的色带。

两个墨盒指示灯同时闪烁

表示打印机检测到一个或多个问题,需要用户干预解决。

卡纸

表示打印机内有卡纸。

打印头支架卡顿

说明打印头检修过程中遇到机械固定问题,通常与维修或设置有关。

电源开关指示灯闪烁,警示灯亮起

表示存在可能需要手动干预才能解决的问题,比如进纸盒附近有卡纸情况。

警示灯亮起

指示出现需要注意的卡纸、打印机缺纸或其他事件。

错误图标()和一个或两个打印头图标()同时闪烁指示打印头存在问题。

表示打印头可能存在故障或者需要清洁与更换。

错误图标()和卡纸图标()同时闪烁指示打印机缺纸。

提示打印介质耗尽或准备不足。

Epson

19 codes

Brother

19 codes

Zebra

4 codes