Canon BJ-W9000 Service Manual page 128

Part 3: Operations
43) E8009
Head temperature sensor error
Abnormally high temperature in the BJ print head has not cooled down within the
prescribed time.
44) E800d
Head temperature sensor error
The printer failed to keep the BJ print head temperature within the prescribed range
so as to become ready to print.
43) W8101/ W8102
Print media position warning
The paper over the platen lies too near or too far from the carriage home position
when fed into the printer.
46) W8400 to W840b
Mask pattern error
There is inconsistency between the mask pattern written into the head controller
and the mask pattern read from there.
47) E9001
Operation panel error
The printer failed to initialize the operation panel when power was turned on.
48) E9002
Operation panel error
Communication error between the system controller and the operation panel.
49) Wb001
Cutter sensor warning
The cutter sensor (right) failed to detect the cutter within the prescribed time, when
power was turned on.
50) Wb002
Carriage home position sensor warning
The carriage home position sensor failed to detect the carriage within the prescribed
time, when power was turned on.
51) Eb003
Suction cap sensor error
The suction cap sensor failed to detect the reference position (the position where the
sensor light passes through) within the prescribed time, when power was turned on.
52) Eb004
Protective cap/wiper up-down sensor error (when driving the protective cap)
The Protective cap/wiper up-down sensor failed to detect the reference position (the
position where the sensor light passes through) within the prescribed time, when
power was turned on.
53) Eb101
Pressure roller sensor error
The pressure roller sensor failed to detect the pressure roller unit open/close within
the prescribed time, when power was turned on.
3-78
BJ-W9000