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Code
Too many sheets passed stack section entrance
sheet pass sensor
415
The number of the sheets detected by B420
exceeded the expected number of fed sheets.
Sheet has not arrived at stack section exit sheet
pass sensor
420
B450 was not turned on within the specified time.
Sheet remains at stack section exit sheet pass
sensor
421
B450 has remained on for longer than the
specified time.
Too many sheets at stack section exit sheet pass
sensor
423
The number of the sheets detected by B450
exceeded the number of the sheets that should
be delivered.
Stack table lowering timing sensor 1 error
425
B441 was on for longer than 2 sec while the
machine was running.
Stack table lowering timing sensor 2 error
426
B447 was on for longer than 2 sec while the
machine was running.
Sheet has not arrived at bypass sheet pass
sensor
430
B410 was not turned on within the specified time.
Sheet remains at bypass sheet pass sensor
431
B410 has remained on for longer than the
specified time.
Too many sheets at bypass sheet pass sensor
433
The number of the sheets detected by B410
exceeded the number of the sheets that should
be delivered.
Delivery jam
441
After the sheets on the stack table were
delivered, the B446 detected that sheets were left
on the stack table.
SmartStacker User's Manual
Description and Causes
If an Error Code Is Displayed on SmartStacker
Check the B420 sensor is not dirty. (See page
373 for the cleaning instruction.)
Remove the sheet which is jammed. If this error
code appeared even though the sheet is not
jammed, check the B420 sensor is not dirty. (See
page 373 for the cleaning instruction.)
Remove the sheet which is jammed. If this error
code appeared even though the sheet is not
jammed, check the B450 sensor is not dirty. (See
page 373 for the cleaning instruction.)
Check the B450 sensor is not dirty. (See page
373 for the cleaning instruction.)
Check if the sheet is not jammed at the stopper.
Check if the sheet is not jammed at the stopper.
Remove the sheet which is jammed. If this error
code appeared even though the sheet is not
jammed, check the B340 sensor is not dirty. (See
page 372 for the cleaning instruction.)
Remove the sheet which is jammed. If this error
code appeared even though the sheet is not
jammed, check the B410 sensor is not dirty. (See
page 373 for the cleaning instruction.)
Check the B410 sensor is not dirty. (See page
373 for the cleaning instruction.)
Remove any sheets on the stack table. If this
error code appeared even though the sheet is
not jammed, check the B446 and the reflector
are not dirty. (See page 373 for the cleaning
instruction.)
Solutions
223
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