Hitachi IJ RX2, Service Manual

Page: 27 / 252

2-10
2.3.3 Phase margin test
●
Perform the phase margin test of a nozzle.
●
This test is performed to check the following:
whether or not the nozzle is in a printable state (whether or not clogging is present) and
whether or not ink is deteriorated.
● This test is performed with th
e IJ printer on “standby” state.
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 Phase margin test.
The phase margin test screen is then displayed.
For information on changing to the service personnel maintenance mode,
refer to “2.1 Setting of service personnel maintenance mode.”
Manual
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
[Standby ]
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Phase margin test
Back
[Standby ] Adjust./oper. checkout
<Phase margin test>
Start
Proc. status: In progress
Print timing
Print data
Print phase
Button input Sensor
For test Data to be displayed
Automatic update Specified phase
2015.07.07 12:45
Com=0
Start