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Ink tank detection
Is there an
ink tank?
Yes
Remaining ink detection
Ink tank's ink
No
chamber empty?
Yes
Dot counting started
Dot count (gate array)
Counted dot values
added
(CPU)
Counted dot total
stored
(EEPROM)
Has the
specified volume been
No
consumed based on the
dot count total?
Yes
Ink/head status indicated
No
by hyphen
Figure 2-213
CHAPTER 2. BASIC OPERATION
No
Error Message indication
• State indication is displayed
in lower-case letters.
• The recovded dot count total
returns to 0 when the ink tank is
replaced.
2–37
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