MUTOH Rockhopper 38, Maintenance Manual

Page: 194 / 258

Rockhopper 38 – Maintenance Manual
194
AP-74038, Rev. 1.1, 25/01/05
No Message Explanation N° Checkpoint Action
1.1 • Check the no ink cartridge with
the printer’s self diagnostic “Sensor:
No ink”.
→
Remove all cartridges
and gently switch the
detector assemblies (K, C,
M, Y) (black plastic levers)
on and off to confirm that
the displays “Sensor: No Ink
K ” , “Sensor: No Ink C”,
“Sensor No Ink M” and
“Sensor: No Ink Y” change.
1.2 • Check the detector assy
connector contacts. J406 (Ink ID
Sensor 1 K). J407 (Ink ID Sensor 2
C), J408 (Ink ID Sensor 3 M) and
J409 (Ink ID Sensor 4 Y) on the
junction board assy.
→
Disconnect and
reconnect them.
→
If there is no change,
move to the next step.
1.3 • Exchange the position of the
connector of the ink detector assy
that appears to be normal.
→
If after re-inserting the
connectors a different ink
now appears to be “No Ink”,
it means that the detector
assy is damaged.
→
Replace the detector
assy
→
If after re-inserting the
connectors there is no
change in the “No Ink”
display, or “No Ink” is
shown for all inks, the
damage may be between
the junction board assy and
the main board assy.
1.4 Check the ink ID cable contacts
J401 (ink ID cable) on the junction
board assy and J109 on the main
board assy.
→
Disconnect and
reconnect them.
1
2
[KCMY] Ink Low
[KCMY] No Ink This
message is
displayed
when the
amount of
ink shown
on the
operating
panel is low.
Printing can
continue
This
message is
displayed
when the ink
shown on
the
operating
panel has
been used
up. If this
message is
being
printed, stop
printing
immediately.
1.5 • Replace the ink ID cable and
repeat procedures 1.3 and 1.4.
(a) if fault display is cleared, it
means that the ID cable may be
faulty.
(b) if there is no change at all in the
symptoms, it means that the
junction board assy or the main
board assy may be faulty.
→
Replace the ink ID cable
→
Replace the junction
board assy.
→
Replace the main board
assy.