Canon C2050, Service Handbook

Page: 280 / 292

ERROR CODE
E-16
3 Self Diagnosis (finisher)
3.1 Finisher Assembly
E503
Main cause A communication error has been detected.
Condition of
detection
0003 An error is detected in the communication with the saddle sitcher.
E504
Main cause The output of the height sensor (PS1) is faulty.
Condition of
detection
0004 The adjustment of the sensor made using a DIP switch is faulty.
E505
Main cause The backup RAM is faulty.
Condition of
detection
0001 At power-on, the check sum value is found to be faulty.
E512
Main cause The delivery motor is faulty. The delivery motor clock sensor (PI10) is
faulty.
Condition of
detection
0001 At the start of operation, the target number of clock pulses cannot
be obtained from the delivery motor clock.
0002 During feeding, clock pulses are absent for a period equivalent of
200 mm.
E530
Main cause The alignment motor (M3) is faulty. The alignment plate home position
sensor (PI6) is faulty.
Condition of
detection
0001 The alignment plate does not leave the alignment plate home posi-
tion sensor even when the alignment motor has been driven for 2
sec.
0002 The alignment plate does not return to the alignment plate home
position sensor even when the alignment motor has been driven for
2 sec.