Error
code
Description Action
420.25 Paper going to bin 2 did not clear the
sensor (staple finisher pass‑through) on
time.
See
“Sensor (staple finisher pass‑through) late leaving jam
service check” on page 226.
420.25 Paper going to bin 2 did not clear the
sensor (HPU leading edge) on time.
See
“Sensor (HPU leading edge) jam service check” on
page 229.
420.54 The bin 1 motor (staple finisher transport)
ran too slow.
See
“Staple finisher transport drive failure service check”
on page 366.
420.54 The bin 1 motor (SHPF transport) ran too
slow.
See
“SHPF transport drive jam service check” on
page 230.
420.55 The bin 1 motor (staple finisher transport)
ran too fast.
See
“Staple finisher transport drive failure service check”
on page 366.
420.55 The bin 1 motor (SHPF transport) ran too
fast.
See
“SHPF transport drive jam service check” on
page 230.
420.64 The bin 2 motor (staple finisher transport)
ran too slow.
See
“Staple finisher transport drive failure service check”
on page 366.
420.64 The bin 2 motor (SHPF transport) ran too
slow.
See
“SHPF transport drive jam service check” on
page 230.
420.65 The bin 2 motor (staple finisher transport)
ran too fast.
See
“Staple finisher transport drive failure service check”
on page 366.
420.65 The bin 2 motor (SHPF transport) ran too
fast.
See
“SHPF transport drive jam service check” on
page 230.
Sensor (staple finisher pass‑through) static jam service check
Action Yes No
Step 1
Make sure that all the optional bins are properly installed.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
Open all optional bin doors, and then check the paper path and
bins for paper fragments and partially fed paper.
Is the paper path free of paper fragments and partially fed paper?
Go to step 4. Go to step 3.
Step 3
Remove the paper fragments and partially fed paper.
Does the problem remain?
Go to step 4. The problem is
solved.
4064
Diagnostics and troubleshooting
220
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