Roland VersaUV LEJ-640 Service Notes page 208

Move the Head Carriage to the capping position by hand.
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After turning on the Main power SW, turn on the Sub Power
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SW while pressing the Left, Right and Down keys to enter
the Service Mode.
Select [I/S MENU] > [I/S CONTROL] > [CAP] > [CLOSE],
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and press the [ENTER] key to move the Capping Unit up 1
step. Align the Guides at the two ends of the Capping Unit
with the Guides at the two ends of the Head Carriage by
moving the Head Carriage by hand. Then press the [ENTER]
key twice more to Cap the Heads with adjusting the position
of the Head Carriage.
Fix the following covers.
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I/S Cover
Right Top Cover
Front Rail Cover
Front Cover Shield
MENU
SERVICE MENU
Guide
Front Cover Shield
3-134
+
MENU
Guide
Front Rail Cover
Right Top Cover
I/S Cover