• Code: 72-26
• Description: <When FS-534SD is installed> The fold exit sensor (PS12) is not turned OFF even after the set period of time has elapsed after it is turned ON by the paper.
• Causes: • Fold exit sensor (PS12) • SD drive board (SDDB) • FS control board (FSCB)
• Remedy:

• Code: 72-43
• Description: <When FS-533+PK-519 is installed> The punch motor sensor (PS202) does not detect rotation of the punch motor after the laps of given time after the punch motor (M201) started operating. <When FS-534+PK-520 or FS-534SD+PK-520 is installed> The punch position sensor (PS2) is not turned OFF (unblocked) after a lapse of a given time after the punch drive motor (M1) starts rotating.
• Causes: <When FS-533+PK-519 is installed> • Punch motor (M201) • Punch motor sensor (PS202) • PK control board (PKCB) • FS control board (FSCB) <When FS-534+PK-520 or FS-534SD +PK-520 is installed> • Punch drive motor (M1) • Punch position sensor (PS2) • FS control board (FSCB)
• Remedy:

• Code: 72-70
• Description: <When FS-533+PK-519 is installed> The paper feed sensor (PS201) is not turned OFF even after the set period of time has elapsed after it is turned ON.
• Causes: • Transport motor (M1) • Paper conveyance motor (M101) • Paper feed sensor (PS201) • FS control board (FSCB)
• Remedy:

• Code: 72-81
• Description: <When FS-533 is installed> The stapler home sensor (PS110) is not turned ON (blocked) after the stapler motor is energized.
• Causes: • Stapler home sensor (PS110) • Stapler unit • Stapler relay board (STREYB) • FS control board (FSCB)
• Remedy:

• Code: 72-85
• Description: <When FS-534SD is installed> The SD entrance sensor (PS1) is not turned ON (blocked) even after the set period of time has elapsed after the staple stacker paper detection sensor (PS31) is turned ON by the paper.
• Causes: • SD entrance sensor (PS1) • Staple stacker paper detection sensor (PS31) • SD drive board (SDDB) • FS control board (FSCB)
• Remedy:

• Code: 72-86
• Description: <When FS-534SD is installed> • The SD entrance sensor (PS1) is not turned OFF (unblocked) even after the set period of time has elapsed after it is turned ON (blocked). • When paper discharge control motor abnormality occurs during paper trailing edge control movement.
• Causes: • SD entrance sensor (PS1) • Paper discharge control motor (M2) • SD drive board (SDDB) • FS control board (FSCB)
• Remedy:

• Code: 72-87
• Description: <When FS-534SD is installed> The center staple/fold stacker paper detect sensor (PS3) is not turned ON even after the set period of time has elapsed after the SD entrance sensor (PS1) is turned ON (blocked) by the paper.
• Causes: • SD entrance sensor (PS1) • Center staple/fold stacker paper detect sensor (PS3) • SD drive board (SDDB) • FS control board (FSCB)
• Remedy:

• Code: 75-42
• Description: <When FS-534 or FS-534SD is installed> The RU entrance sensor (PS2) is not turned ON (blocked) even after the set period of time has elapsed after the main body's paper exit sensor (PS3) is turned OFF (unblocked) by the paper.
• Causes: • Paper exit sensor (PS3) • RU entrance sensor (PS2) • FS control board (FSCB)
• Remedy: