The problem in canon 6050

this error from sorter/stapler unit if this problem is repeated
disconnect the sorter and use copy tray,sorter must be serviced

E530
Main Cause The alignment plate home position sensor (PI6) is faulty. The alignment
motor (M3) is faulty. The finisher controller PCB is faulty.
Mode of
Detection
0001 The alignment plate does not leave home position when the alignment
motor has been driven for 2 secs.
0002 The alignment plate does not return to home position when the
alignment motor has been driven for 2 secs.
E531
Main Cause The stapler home position detecting switch (MS7) is faulty. The stapler motor
(M6) is faulty. The finisher controller PCB is faulty.
Mode of
Detection
0001 The stapler does not leave home position when the stapler motor
has been driven for 0.5 sec.
0002 The stapler does not return to home position when the stapler motor