4640 does not turn on

[fjp5]

HP 4640 error 0X83C000A

[Garp_senchau]

@fjp5, Welcome to HP Support Community,

Thank you for posting your query; I’m here to help by guiding you through steps to resolve this issue

Restart the Printer

1. Turn off the printer.
2. Unplug the power cord from the back of the printer.
3. Press and hold the power button for 30 seconds.
4. Wait for 60 seconds and connect the power cord back in.
5. Turn on the printer.

Check for printer updates

1. Go to "Settings" on your HP printer.
2. Select "Security & Maintenance" from the menu.
3. Select "Check for Updates."
4. If any updates are available, the printer will prompt you to install them. Follow the on-screen instructions.
5. If the updates fix the problem, the printer will notify you and you will no longer receive the hp printer error code 0x83c0000a.
6. You can find drivers updates, here: HP Customer Support - Software and Driver Downloads

Run the HP Print and Scan Doctor

1. Open the HP Print and Scan Doctor software.
2. Click on the "Scan" tab.
3. Select the HP printer you want to fix.
4. Click on the "Start Scan" button.
5. Follow the on-screen instructions to fix the HP printer.

Temporarily disable any firewall or antivirus software

1. Open the HP printer software.
2. Click on the Device Status tab.
3. In the "Status" column, click on the "Protected" tab.
4. In the "Protected" column, click on the "Disable" button.
5. Click on the "Apply" button to save the changes

Run HP Print and Scan Doctor (Windows only):

• Download and run the HP Print and Scan Doctor tool. Follow the prompts to diagnose and fix common printing issues.

I hope this helps.

Please feel free to reply here if you have any questions or if you need further clarification on any of the steps. 

Take care and have a good day. 

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Regards,