Canon Personal Copiers (PC) 920
I have removed printer heads and cleaned them. I have unplugged and restarted printer. I have tried a HARD REBOOT holding the stop button and on button simultaneously then releasing stop button and then depressing it 5 times in a row. Nothing has resolved the B200 service code. Printer will not work! Help

Experienced technical support provide their insights in answering this question :
Try green copy button and red triangle in a circle together while releasing the power button upon restarting printer.

How to Identify and Fix Common printer Problems ?

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If your printer displays a displays a B200 or related (B201, B202, etc.) error, this means that the print head built into one or both of the ink cartridges has overheated. You can attempt to replace the ink cartridges in your printer to resolve this.
A Canon B200 Printer Error usually points to a defective print head, which is an essential printer component. It`s responsible for distributing ink from the cartridges into the paper printout.
The B200 error often indicates that there is a faulty print head. The print head is a very important part that distributes the ink from the cartridge onto the paper. In addition, the incompatible printer driver, bad cartridge, and obstructions are responsible for the Canon B200 error.
The B200 error indicates a faulty print head at its most basic level. A print head is a part that distributes the ink from the cartridges onto the paper, meaning it`s one of the most critical aspects of the entire printer. Print heads can be problematic, especially on cheaper printers.
Ink has run out. (The lamp on the ink tank flashes.) If printing is in progress, stop printing, replace the ink tank, and then print again.
With the printer powered on, select Setup . Select Device settings . Scroll to the bottom of the menu list and select Reset settings.
With the printer powered on, press the Menu button. Use the arrows to select Setup, then press the OK button. Use the arrows to select Device settings, then press the OK button. Use the arrows to select Reset setting, then press the OK button.
The issue of Canon PIXMA MX922 not responding is due to various reasons; it could be because of the ink cartridges empty or there is a need of software up-gradation.
Canon TR8620a 4451C032AA Replacement for Canon MX922 6992B002 | B&H Photo Video.
Open Settings -> Devices -> Printers and Scanners (or run a quick access URI command: ms-settings:printers ); Select a printer you want to remove and click Remove Device; Confirm the printer removal.
Ink has run out. (The lamp on the ink tank flashes.) If printing is in progress, stop printing, replace the ink tank, and then print again.
When those lights are lit, that is an indication that the ink cartridges would need to be replaced.

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ANSWER : Try green copy button and red triangle in a circle together while releasing the power button upon restarting printer.

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