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2.3.3 Phase margin test
●Perform the phase margin test of a nozzle.
●This test is performed to check the following:
① whether or not the nozzle is in a printable state (whether or not clogging is present) and
② whether or not ink is deteriorated.
●This test is performed with the IJ printer in “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.”
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