Chapter 8 Troubleshooting
239
Error
number
Message Cause Corrective action
61b Ink supply • Ink cannot be supplied. • Turn off the power on the machine
and turn it on after a while.
627 Set Eco-cases • The ink IC chip could not
be read for a certain
period of time.
1. Check to confirm the ink IC chip was
inserted correctly.
2. Turn off the power on the machine and
turn it on after a while.
629 Expiration Near • The ink has expired. • Replace with new ink or use up as
quickly as possible. Printing is
possible. "When Ink End is
Displayed"(P. 45)
62a Expiration Over • The ink is two months
past its expiration date
and cannot be used.
• Replace with new ink. Printing is not
possible. "When Ink End is
Displayed"(P. 45)
631 Ink Color • The ink color registered
on the IC chip is different
from the ink color filled.
• Insert an ink IC chip for the correct
ink color. "Mounting the
ink"(P. 49)
637 INK LEAK _ • The ink leak sensor
detected an ink leak.
• Contact your local distributor, our
sales office, or service center.
650 NCU Connect • A problem was detected
with the NCU connection.
• Turn off the power on the machine
and turn it on after a while.
651 Replace NCU • A problem was detected
with the nozzle clogging
assessment.
• Clean the NCU. "NCU
Cleaning"(P. 185)
• Replace the NCU if the error does
not clear. Contact your local
distributor, our sales office, or
service center.
652 NCU Nzk Chk (Hw) • A problem was detected
with the nozzle clogging
assessment.
• Clean the NCU. "NCU
Cleaning"(P. 185)
653 NCU Nzk Chk (Mark)
654 NCU Center Pos • Printing position
adjustment failed.
655 NCU Flush Pos
656 NCU SN Adjst • Sensor sensitivity
adjustment failed.
657 Replace NCU Ink Pad • The NCU ink absorber is
full.
• The NCU ink absorber must be
replaced. Contact your local
distributor, our sales office, or
service center.
658 NCU Sensor Lv Low • The sensor's sensitivity is
impaired.
• Clean the NCU. "NCU
Cleaning"(P. 185)
• Replace the NCU if the error does
not clear. Contact your local
distributor, our sales office, or
service center.
65b NCU Sens Adj Err H • Sensor sensitivity
adjustment failed.
65c NCU Sens Adj Err L
683 Wiper Near End • The remaining amount of
cloth wiper is low.
• The cloth wiper will run out soon.
Have a new cloth wiper ready.
684 Wiper End • The cloth wiper has run
out.
• Replace with a new cloth wiper.
"Cloth Wiper Replacement"(P. 196)
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