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- HP Community
- Printers
- Mobile Printing & Cloud Printing
- P Officejet Pro 8710 error code C9C70000

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11-09-2018 12:12 PM
Thank you for posting on HP Forums,
Flower_Bud is at your service.
As I understand, your printer is giving an error message "C9C70000 "
No worries, as I'll be glad to help you, that said, I'll need a few more details to dissect your concern & provide an accurate solution:
When was the last time it worked fine?
Does the carriage move freely?
Have you made any hardware/software change?
Are you able to make a copy?
Have you tried any troubleshooting steps?
Let's try these steps to resolve the issue:
Hard reset:
- With the printer turned on, disconnect the power cord from the rear of the printer and also unplug the power cord from the wall outlet.
- Remove USB cable, if present.
- Wait for 2-3 minutes, press and hold the power button on your printer for about 30 seconds to remove any additional charge.
- Now plug back the power cable straight to a wall outlet without any surge protector or an extension cord (This is important) and then plug back the power cord to the printer.
- Turn on the printer and wait till warm-up period finishes and the printer is idle.
Firmware update: Follow steps from the link: Click here
Let me know how this goes,
Cheers!
If I have helped you resolve the issue, feel free to give me a virtual high-five by clicking the 'Thumbs Up' icon below,
Followed by clicking on "Accept as solution" from the drop-down menu on the upper right corner,
Thank you for posting in the HP Support Forum. Have a great day!
05-21-2019 09:04 PM
When was the last time it worked fine? 10 days ago
Does the carriage move freely? No, it is stuck in the right-most position
Have you made any hardware/software change? No
Are you able to make a copy?
Have you tried any troubleshooting steps? Not yet. We were getting a low ink message and installed new HP black cartridge