MIMAKI JV4 Series, Operation Manual

Page: 76 / 152

- 2.8 -
CHECKING FOR HEADS CLOGGED WITH INK AND MISSING LINES
EXECUTING THE TEST DRAW [TEST DRAW]
In prior to the actual plotting or after the execution of the cleaning function, a test pattern is plotted
to check whether the finished test pattern has blurred and missing lines on test pattern)
•
If the finished test pattern shows any sign of abnormal conditions, carry out
the cleaning function. (See page 2.9)
• If the picture quality fails to be improved after conducting cleaning several
times, contact MIMAKI distributor.
•
To perform the test plot on a cut sheet medium, use a medium whose size is
A4 or larger with placed in landscape configuration.
STEP
1. The device enters the LOCAL mode.
Push the [REMOTE] key and put the device back into the
LOCAL mode.
2. Push the [TEST] key.
3. Push the [ENTER] key.
The device plots the test pattern.
4. The device enters the LOCAL mode.
Checking the test patterns
The device plots a test pattern for each of the ink head. Check the test pattern to determine whether
or not the ink head need cleaning.
<< LOCAL >>
width : 1272mm
TEST DRAW
< ENT >
* * TEST DRAW * *
<< LOCAL >>
width : 1272mm
Out put direction
R-row inkhead
F-row inkhead
Test pattern
Line are not drawn at uniform intervals.
(BLURRED)
Horizontal lines are not at all drawn.
(Missing lines)