Hitachi UX Twin Nozzle Service Manual page 322

6.4.19 Ink Level Sensor Broken (2)
(Follow the same procedure for "Ink Low Warning 2" and
"Ink Low Fault 2".)
Ink Level Sensor
Broken (2)
Go to "Level sensor
confirmation" screen
and check if all sensors
in Ink reservoir work
properly.
Yes
Does the Remaining Ink
Icon indicate
"Replaceable Ink
Level"?
Yes
Validate Ink ID
replace the Ink cartridge
with new one.
Resume
operation
[Caution]
1. When this warning "Ink Level Sensor Broken (2)" is issued and the cause of this warning is not removed, the other
warning of "Ink Low Warning 2" will be issued in one(1) hour. Furthermore, "Ink Low Fault 2" will be issued in
another one (1) hour, and then IJP will be stopped.
2. Ink ejection is available even though IJP is stopped by the warning of "Ink Low Fault 2". However, if the cause of
this warning is not removed, "Ink Level Sensor Broken (2)" will be issued again.
3. If the Ink cartridge is replaced without Ink ID validated properly, the state of level sensor becomes invalid and this
fault may occur.
No
No
Execute "Reservoir Ink
Drainage"
Confirm if the Remaining
Ink Icon indicates
"Replaceable Ink Level".
and Validate
replace the Ink cartridge
with new one.
Execute " Ink refill".
6-80
Replace the sensor block
of Ink reservoir.
Yes Does the fault
recur?
Ink ID and
No