Epson Stylus Photo Service Manual page 68

Cartridge Exchange Sequence
This sequence is used at the ink cartridge replacement. It is performed when the black or color
cartridge is considered as ink low at the manual cleaning operation, and panel button is pressed
longer than specified time. If the initial ink charge is not performed, this sequence performs cartridge
exchange operation and initial ink charge. After the initial ink charge operation is completed, the initial
charge flag is reset.


Eject Paper Sequence
In order to prevent ink around the head nozzle from being viscosity, this sequence performs flushing in
the cap; 48 shots for black and 36 shots for color. Also, it performs false absorbing according to the
value of ink counter RB, Ry.
Rev. A
Chapter2 Operating Principles
2-31