Operation Manual

<Cause> Ink is detected to be present even when there is none.

<Suspected Parts> Ink sensor, contorl board, ink tank.

* : Treated as an internal error; error information is not displayed.

Can be checked with the EEPROM information print.

Part 4: Troubleshooting

BJC-3000

4-16

Ye s

Error recurred ?

Turn the printer off and on again, away

from strong light (sunlight).

Pin No.

2-3

1-2

Measuring points Normal Reading

Approx.1.2 V

Approx. 0V

Ink sensor check

Ye s

Correct?

Replace the ink sensor

END

Power the printer off/on

Visual check

· Ink tank present?

· Ink tank dislocated?

· If so, install it properly.

Replace the control

board

13. Ink Sensor

Error*