Roland VersaUV LEJ-640 Service Notes page 84

Fix the Damper Plate.
17
Make sure not to press it down to the Dampers.
Dampers could break.
* Fix the screws at the bottom of the slotted hole.
Turn on the Main Power SW, and then turn on the Sub Power
18
SW while pressing the Left, Right and Down keys to enter
the Service Mode.
Perform the Normal Cleaning for all the heads 2 times.
19
Enter the Service Mode and perform the following adjustments.
20
1. THERMISTOR CHECK
It can be checked in [SERVICE MODE] > [THERMISTOR CHK].
2. [4-4 HEAD ALIGNMENT]
3. HEAD INFORMATION CLEAR
4. [4-7 CAP HEIGHT ADJUSTMENT]
Damper Plate
MENU
SERVICE MENU
CLEANING
CLEANING
NORMAL
3-10
+
MENU
NORMAL
ABC