Head Accuracy Adjustment; Head Alignment (Horizontal Height) - MUTOH ValueJet VJ-1324 Maintenance Manual

4.7 Head Accuracy Adjustment

4.7 Head Accuracy Adjustment
4.7.1

Head Alignment (Horizontal Height)

This section describes the procedure to adjust the head slant.
When you have removed and installed the head assembly, such as head assembly replacement, always
adjust the head slant following the steps below.
NOTE
Before starting adjustment, remove the following parts.
• Carriage cover
: "3.7.2 Removing Carriage Cover" p.3-99
Adjust the horizontal height of the head alignment before adjusting the vertical alignment
slant of head alignment.
In this procedure, the print head will be aligned in the directions (horizontal slant) shown
below.
4.7.1 Head Alignment (Horizontal Height)
1. Start the printer in the self-diagnosis function mode and print the check patterns in "Head Slant:
Slant1"
"5.7.5 Head Slant Check Menu" p.5-37
2. Make adjustment based on the printed check patterns.
Look at this pattern
Check the alignment (horizontal height) with these joint points.
to check the alignment (vertical slant).
Refer to "Check vertical slant".
5mm
A
A ： OK
B ： Move magenta upward considering black as the center.
（Move Head adjustment cam upward.）
C ： Move the magenta downward considering black as the center.
（Move Head adjustment cam downward.）
VJ1324E-M-02
20mm
Print direction
Media
feeding
direction
B C
P.4-11