Hitachi UX2 Technical Manual page 126

● Do not look at the red LED for a long time.
Doing so may adversely affect your eyes.
If the shape of ink drop is "Unacceptable", perform the procedure described in "5.10. Updating
Excitation V-ref." to update to the optimum excitation V-ref. value, and check the shape again.
Alternatively, contact your nearest local distributor.
3
After checking the ink drop state, remember to install the print head cover.
102
WARNING
Check list of ink drop creation states
Shape of ink drop Judgment Name
○
A mode
○
B mode
High-speed small-
○
diameter mode
Small-diameter drops
two or less
Constant-speed small-
×
diameter mode
Low-speed small-
×
diameter mode
Remarks
Good
Perfect
Acceptable
Unacceptable
Disabled