Roland VersaUV LEJ-640 Service Notes page 240

Put back the I/S Cover temporarily to prevent the ink
16
from hardening.
There is no need to fi x the screws.
When you adjust [HEAD 5], fix the Right Top
Cover.
Print the test pattern again.
17
If the result is not satisfactory, repeat 6 to 15 .
If the VERTICAL test print result is satisfactory, select
[HEAD ADJUST] > [BIAS/VERTICAL] > [TEST PRINT],
and print the test pattern again.
If the BIAS test print result is not satisfactory, repeat
BIAS ADJUSTMENT.
The shifting of lines should be less than 1/2
dot.
[ HORIZONTAL ADJUSTMENT ]
Select [PRINT MENU] > [HEAD ADJUST] > [HORI-
18
ZONTAL] > [TEST PRINT], and press the [ENTER]
key.
Parameters can be entered
with an increment of 1/2.
SERVICE MENU
PRINT MENU
PRINT MENU
HEAD ADJUST
HEAD ADJUST
BIAS/VERTICAL
BIAS/VERTICAL
TEST PRINT
SERVICE MENU
PRINT MENU
PRINT MENU
HEAD ADJUST
HEAD ADJUST
HORIZONTAL
HORIZONTAL
TEST PRINT
4-32
I/S Cover
Hook
Right Top Cover
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