This guide explains all HP Printer error codes (CH series) with simple troubleshooting steps to help you identify and fix common issues safely before calling a technician.
0x00000001 / 0X00000001
General Hardware Failure
- Power off the device and unplug it completely.
- Wait 5–10 minutes before restarting.
- Check for overheating or physical damage.
- Run HP built-in diagnostics if available.
0x00000002 / 0X00000002
Paper Jam / Feed Path Error
- Open printer access panel carefully.
- Remove jammed paper slowly without tearing.
- Check rollers for dust or obstruction.
- Reload paper correctly in the tray.
0x00000003 / 0X00000003
Ink / Cartridge Not Detected
- Remove and reinstall ink cartridge properly.
- Clean cartridge contacts gently.
- Ensure cartridge is compatible with model.
- Replace cartridge if not recognized.
0x00000004 / 0X00000004
Printhead Failure
- Run printhead cleaning cycle from settings.
- Reseat printhead assembly carefully.
- Check for ink blockage or residue.
- Replace printhead if issue persists.
0x00000005 / 0X00000005
Ink System Malfunction
- Check ink levels across all cartridges.
- Inspect ink tubes or internal flow system.
- Run printer maintenance utility.
- Reset printer and test print again.
0x00000006 / 0X00000006
Waste Ink Full
- Replace or clean waste ink absorber pad.
- Reset waste ink counter if supported.
- Check for ink leakage inside printer.
- Service printer if overflow continues.
0x00000007 / 0X00000007
Cartridge Communication Error
- Remove and reinstall cartridge securely.
- Clean electrical contact points.
- Restart printer after reinsertion.
- Replace cartridge if communication fails.
0x00000008 / 0X00000008
Firmware Corruption Detected
- Restart device and reconnect power.
- Perform firmware recovery update.
- Use USB connection for stable update.
- Reinstall official HP firmware package.
0x00000009 / 0X00000009
Scanner / Sensor Calibration Error
- Clean scanner glass or sensor area.
- Restart device to reset calibration.
- Check internal ribbon cable connection.
- Replace scanner unit if failure persists.
0x0000000A / 0X0000000A
Network / Wi-Fi Connection Failure
- Restart router and printer/device.
- Reconnect to correct Wi-Fi network.
- Check signal strength and interference.
- Reset network settings if needed.
0x0000000B / 0X0000000B
Memory / RAM Fault
- Power off device completely.
- Reseat memory modules (if accessible).
- Run hardware memory diagnostics.
- Replace faulty RAM module if detected.
0x0000000C / 0X0000000C
Overheating Protection Activated
- Turn off device and allow cooling.
- Clean vents and cooling fans.
- Ensure proper airflow around device.
- Check fan operation and replace if needed.