Filter
Top Products
Confidential
1-8
2.2.2 Service Call Error
Check the User Check items first. If the same problem occurs follow each procedure in the
order of the number described in the Step column in the table below.
Error code 20(K)
Print Unable 20
Turn the power off and then back on again.
Laser diode failure (K)
Error code 21(Y)
Print Unable 21
Turn the power off and then back on again.
Laser diode failure (Y)
Error code 22(M)
Print Unable 22
Turn the power off and then back on again.
Laser diode failure (M)
Error code 23(C)
Print Unable 23
Turn the power off and then back on again.
Laser diode failure (C)
Step Cause
Remedy
1 Laser unit harness connection
failure
Check the two harness connections of the laser
unit and reconnect them.
2 Laser unit failure Replace the laser unit.
3 Engine PCB failure Replace the engine PCB ASSY.