Registration Sensor Boards - GRAPHTEC FCX4000 Service Manual

7.3.7

Registration Sensor Boards

How to detach the Registration Sensor Boards
(1) Detach the Y bar cover (Refer to the section 7.1.13.).
(2) Detach the pen block cover (Refer to the section 7.1.14.).
(3) Disconnect the registration mark sensor cables from the pen board.
(4) Remove the two M2L5 binding head screws holding the hood plate, and then detach it.
Y registration sensor board
PN4031-08
(5) Remove the M2L5 binding head screws holding the X registration mark sensor board, and then detach
it.
(6) Remove the M2L5 binding head screws holding the Y registration mark sensor board, and then detach
it.
Note:
How to reinstall the Registration Sensor Boards
(1) Reattach the registration sensor boards in the reverse order in which they were detached.
(2) Adjust the registration mark sensor sensitivity when the registration sensor boards were replaced.
(3) Adjust the registration mark sensor positions when the registration sensor boards were removed.
FCX4000-UM-251-9370
M2L5 binding head screw
Hood plate
Do not remove these screws holding the linear bearing, otherwise the
balls of bearing come out from the linear bearing.
7 DISASSEMBLY AND ASSEMBLY
M2L5 binding head screw
X registration sensor board
PN4031-07
M2L5 binding head screw
7-39