5 Replacement
87
CL4NX/CL6NX Service Manual
5.11
Replacing the Head Open Sensor
Required tool:
• Phillips screwdriver (JIS #2 or equivalent)
1 Make sure that the printer is in power off
mode, then disconnect the power cord
from the AC outlet.
2 Remove the left housing cover.
Refer to Section 5.1.1 Remove the Left Housing Cover.
3 Remove the gearbox.
Refer to Section 5.10 Replacing the Timing Belt.
4 Remove the screw ., remove the
cable
3 and replace the sensor
PCB
$.
5 Perform the assembly with the reverse
procedure.
After the replacement
• Check the head open error message.
Refer to Section 4.7 Checking the Head Open Error.