Operation Manual

<Symptom> Error is not displayed even when the ink is empty.
<Cause> No ink, faulty control board or ink sensor
<Measures>
Part 4: Troubleshooting
BJC-3000
4-22
Visually check the ink
tank
Ye s
No
Ink sensor check
Ye s
No
Correct?
Replace the ink sensor
No
Yes
Correct?
Replace the BJ
cartridge
END
No ink tank, or ink tank is dislocated or empty ?
Is there an ink tank ?
Is it dislocated ?
Is there ink ?
Is there a problem with the ink tank ?
Replace the BJ cartridge with the correct one.
Pin No.
2-3
1-2
Measuring points Normal Reading
Approx. 1.2V
Approx. 0V
Replace the control
board
Problem?
END
1
3
5. No Error
Indication
When There Is
No Ink