How Do I Know If My Printer Ink Is Magnetic?
Checks come with a special code at the bottom of each one, and this must be printed using magnetic ink. The printer from which you are printing your checks must be MICR-, or Magnetic Ink Character Recognition, compatible.
How do you know if ink is magnetic?
Think of check numbers, account numbers and other special numbers at the bottom of checks. They are all printed with magnetic ink and can be read by machines that use MICR (magnetic ink character recognition) technology.
What Is Magnetic Ink? - HomeSteady
How do you know if your toner is MICR?
Look at the MICR clear band (the bottom 5/8 inch) of the check. Make certain it doesn't contain anything printed in MICR toner other than the E-13B MICR characters. Sometimes a portion of a laser printed signature or a graphics line or text from a lower stub will be inadvertently printed within the clear band.
FAQ - Basics on Printing Checks and MICR Toner - Laser Cartridge Plus
In fact, all laser printer toner is slightly magnetic – that's how the laser directs it to the right spot on the page. It is even possible to buy MICR toner cartridges specifically for check printing. However, those are expensive and rarely used, so most laser-printed checks are still of the ordinary variety.
Laser Printing, Magnetism, and You - Digital Check
MICR ink is magnetic ink used for check–printing on Inkjet printers. MICR toner is used for check-printing on laser printers. There are two types of MICR toner: Originally Manufactured and Remanufactured MICR Toner.
What Is MICR Ink vs. Toner | Source Technologies