Phase Margin Test - Hitachi IJ RX2 Service Manual

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 the 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.
For information on changing to the service personnel maintenance mode,
refer to "2.1 Setting of service personnel maintenance mode."
The adjustment/operational checkout menu is then displayed.
Adjust./oper. checkout
Excitation
adjustment
Auto-phase gain
adjustment
2 Press Phase margin test.
The phase margin test screen is then displayed.
Adjust./oper. checkout
<Phase margin test>
Print timing
Print data
Print phase
[Standby
Charge voltage
confirmation
Level sensor
confirmation
[Standby
Button input Sensor
For test Data to be displayed
Automatic update Specified phase
Proc. status: In progress
2-10
]
2015.07.07 12:45
Com=0
Manual
Phase margin test
Heating unit
confirmation
Back
Phase margin test
] Com=0 2015.07.07 12:45
Start
Back
Start
up
HOME
Start