Adjusting The Offset Of The Auto-Registration Mark Sensor - GRAPHTEC FC7000-75 Service Manual

7.3.10 Adjusting the Offset of the Auto-Registration Mark Sensor

If you replace the Auto-registration mark sensor or the main board, you need to adjust the offset.
How to adjust the auto-registration mark sensor
(1) Enter the adjustment menu (see Section 7.3.6).
(2) Press the MENU key to display the menu shown below.
SENSOR TEST
(3) Load an A2 or larger size sheet of paper in the plotter. The paper color must be white, and it is
recommended that high-quality paper made for ink-jet printers be used.
(4) Mount a disposable ink pen (0.2 mm tip size) in the pen holder.
(5) Set the plotting conditions to the following settings:
Force: 12, Speed: 40, Quality: 1, Tool: Pen
(6) Lower the media set lever to raise the pinch rollers, and then raise the media set lever to detect the
paper size.
The menu shown below is displayed after the media set lever is raised.
CONDITION
READY
(7) Press the MENU key to display the menu shown below.
SENSOR TEST
(8) Press the NEXT key until the menu shown below is displayed.
RM SENSOR POS ADJ
C-CUTTER POS ADJ
2 PEN THRESHOLD
C-CUTTER
(9) Use the ARROW keys to move the pen to an open area to plot the adjustment pattern.
FC7000-UM-251-9370
KEY TEST
PEN FORCE
XY GAIN
12
40
1
PEN
KEY TEST
PEN FORCE
XY GAIN
THRESHOLD
7-21
7. ADJUSTMENT