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3.3.2 Calibrating the front and rear roll unit bars.
3.3.2.1 Introduction
The heights (h
L
and h
R
) on both sides of the roll unit bar (2) in relation to the printer stand (1) have to be
adjust with spacers (3) to calibrate a roll unit bar (2),.
FRONT VIEW
No Description
1 Printer stand
2 Roll unit bar
3 Spacer
3.3.2.2 Checking the calibration of the roll units
The procedure below describes the calibration check of the FRONT roll unit. The procedure to check the rear
roll unit is the same. In the procedure, line 1 is drawn at the RIGHT side of the printer, line 2 at its LEFT side.
Procedure
P
ART 1 : PREPARING THE SYNTHETIC PAPER STRIP
Step 1 : Put the pressure rollers in the ‘up’ position.
Step 2 : Install an empty core between the roll unit and the motorized roll unit at the front side of the
printer.
Step 3 : Standing in front of the printer, use some tape to create a loop around the core with the synthetic
paper strip.
No Description
1 Core
Step 4 : Check if the edges of the loop (indicated on the images below) are aligned on each other.