Adjusting The Registration Mark Sensor Sensitivity - GRAPHTEC FCX4000 Service Manual

8 ELECTRICAL ADJUSTMENTS

8.13 Adjusting the Registration Mark Sensor Sensitivity

This adjustment will adjust the registration sensor level.
Perform this procedure if adjustment values could not copy from the SUB-NVRAM when replacing the main
board or if the registration sensors were replaced.
How to adjust the registration mark sensor sensitivity
(1) Turn on the power while pressing the SLOW and ENTER keys.
(2) Put an A4 size sheet of paper into the plotter.
The paper color must be white, and it recommend copy paper.
(3) Press the PAUSE/MENU key at the following menu.
(4) The following menu is displayed, and then press the RIGHT ARROW key (ADJ).
(5) The following menu is displayed.
(6) Press the UP ARROW key to display the following menu.
FCX4000-UM-251-9370 8-31