GCC Technologies JF-2418UV, User Manual

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JF-2418UV User Manual
134
8.
These numbers will indicate the offset (bias) value for each inkjet head
Example 1: Horizontal alignment calibration for the inkjet head of Cyan color.
Example 2: Horizontal alignment calibration for the inkjet head of Magenta color
Step 1. Enlarge the Cyan calibration test pattern chart to Example 1. Use a magnify lens to
observe that Cyan line and Black line are aligned at number “1” line. Keep a record on the
number where two lines are aligned.
Step 2. Use a magnify lens to observe that Magenta line and the Black line are aligned at number
“-3” line (as Example 2), please keep a record on the number where two lines are aligned.
Step 3. Use the same method to observe and record each color line aligned with Black color line.
Step 4. After record all the numbers, go to the control interface of “Unidirection Offset
「
K
、
C
、
M
、
Y
、
LC
、
LM
、
W
、
V
」
” for JF-2418UV VCLD software (as shown below) to conduct horizontal
fine tuning.