Hitachi IJ RX2, Service Manual

Page: 22 / 252

2-5
2.3 Adjustment/operational checkout
2.3.1 Excitation adjustment
●
Adjust the drive conditions of nozzles.
●
This adjustment is performed in a state other than the IJ printer “ready” state.
●
Be sure to perform this adjustment in the case of replacing the board (EZJ126, 125, 128), or the
nozzle (including the print head) or changing the ink type.
In addition, when this adjustment is performed, be sure to carry out “2.3.4 Auto phase gain
adjustment.”
1 Press Adjustment/operational checkout on the maintenance menu.
If Adjustment/operational checkout is not displayed on the maintenance menu, set the service
personnel maintenance mode on the login user selection screen.
The adjustment/operational checkout menu is then displayed.
2 Press Excitation adjustment.
The excitation adjustment screen is then displayed.
For information on changing to the service personnel maintenance mode,
refer to “2.1 Setting of service personnel maintenance mode.”
Excitation adjustment
Manua
l
Start
up
HOME
Back
Adjust./oper. checkout
Excitation
adjustment
Charge voltage
confirmation
Phase margin test
Heating unit
confirmation
Auto-phase gain
adjustment
Level sensor
confirmation
[Stop ] 2015.07.07 12:45
Com=
0
Back
Adjust./oper. checkout
<Excitation adjustment>
0752
Excitation voltage value (0-2047)
Automatic
adjustment
Proc. status:
[Stop ] 2015.07.07 12:45 Com=0
Automatic adjustment