How to Reset a Brother TN21503PK Toner Cartridge

Brother TN21503PK Toner Cartridge is an original printer cartridge manufactured by Brother and available in black colour. It is an original, single-function and single colour toner cartridge ( black) used for producing a huge number of printouts.  It has high Capacity of producing supreme quality printouts in monochrome. 

This Genuine Brother Toner Cartridge is compatible with advanced Brother Printers listed below:

• BROTHER HL 2040, 
• BROTHER HL 2070N, 
• BROTHER MFC 7220, 
• BROTHER MFC 7420, 
• BROTHER MFC 7820N, 
• BROTHER FAX 2820, 
• BROTHER FAX 2890, 
• BROTHER FAX 2921

For supreme quality prints, low cost and high page yielding capacity, the Brother TN21503PK Toner Cartridge is perfect.

As one of its important features, you will get an alert message "low on toner" before your toner is actually low. It simply means your printer will stop printing unless you change or reset your printer cartridge. As you get an alert earlier, you will have time to re-order it before your toner gets low. 

The way your printer alerts you “low on toner” is mysterious process, but you can overcome the situation by resetting the toner cartridge. Not only you can override the situation, but also you can save some amount if you reset your Brother TN21503PK Toner Cartridge by yourself if you follow some instructions. I shall let you know how to do it. This will enable your printer to keep printing until your new cartridge arrives.

Have a quick glance at them and follow the instructions systematically

1. Turn on your printer to open its front. 
2. Remove the toner cartridge in the printer. 
3. How to remove the cartridge depends on your printer’s model and the lever it uses. 
4. Generally, there is a lever beside the cartridge to push on. You just push it on and cartridge will come out. On the inside front panel you will have step-by-step directions on how to remove and replace the Brother TN21503PK Toner Cartridge. 
5. Cover the sensor light inside on the non-gear side of the toner cartridge with an opaque tape. Mind it- clear tape will not work, as allows passing sensor's light through it. It gives you "low on toner" message. Now you just replace the cartridge and your printer will start printing again. If you do not see any sensor light, please skip to the next step given below. 

In this step, you just need to replace and remove the toner cartridge for several times to trick the printer so that it supposes it has received a new toner cartridge for printing. 

These are the ways you can reset your Brother TN21503PK Toner Cartridge for getting high quality printouts in black colours.  This printer cartridge is now extensively used in schools, homes, offices and many commercial centres.  

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