Heating Unit Sensor Fault - Hitachi IJ PH Service Manual

6.2.16 Heating Unit Sensor Fault

Heating Unit Sensor
Fault
Disconnect the EZJ106 board
CN7 connector and reconnect it.
Does the fault recur?
Replace the heating unit.
・Clear the fault.
・From the maintenance screen,
place the heating unit in the
operating mode.
・Restart the IJ printer.
Does the fault recur?
Replace the EZJ106 board.
・Clear the fault.
・From the maintenance screen,
place the heating unit in the
operating mode.
・Restart the IJ printer.
Does the fault recur?
Replace the EZJ93 board.
- On detecting this fault, the IJ printer automatically sets the "Ink temperature
correction" to (disable).
"System environment setup Ink temperature correction (enable)
After getting rid of the fault, reset the Ink temperature correction to (enable).
"System environment setup Ink temperature correction (disable)
- In the condition of the "Ink temperature correction (disable)," the "Ink temperature
correction confirmation" message appears each time the power is turned on.
(See "1.2.7 Heating of Ink" in the Instruction manual".)
No
Yes
No
Yes
No
Yes
Caution
!
6-18
Resume the
operation.
(disable)
(enable)