How to add ink to external continuous supply cartridge?

The method of adding ink to a continuous-supply cartridge is as follows: (Take black color as an example)

Step 1:

1, pull out the rubber plug of the black ink

2, add the black ink to the black external cartridge (Note: Add it to the position of the inner mouth of about 1.5cm, and then don't add it to the inner part again.)

3, cover the plug

Step 2:

1, tilt the external cartridge

2, tilt the degree of almost flat to the desktop, in order not to spill water for

3, tilt after the stand up the external ink cartridge, and, the external ink cartridge and the printer to put the same level, so that is the completion of the ink.