Sharp MX-C507P - Repeating defects; Print jobs do not print

5028
Sensor (duplex path 1): Paper arrived too early service check
Sensor (duplex path 1): Paper failed to arrive service check
Diagnostics and troubleshooting
100
Action
Yes
No
Step 1
a From the home screen, touch Settings > Device > Preferences .
b Check if the paper size matches the size set on the tray guides.
Does the paper size match the size set on the tray?
Go to step 3.
Go to step 2.
Action
Yes
No
Step 1
a From the home screen, touch Settings > Device > Preferences .
b Check if the paper size matches the size set on the tray guides.
Does the paper size match the size set on the tray?
Go to step 3.
Go to step 2.
Step 2
Change the paper size or adjust the size setting in the tray.
Does the problem remain?
Go to step 3.
The problem is
solved.
Step 3
Check the paper path entering the duplex path for paper jams and
fragments.
Is the paper path free of fragments and contamination?
Go to step 5.
Go to step 4.
Step 4
Remove the paper jams and fragments.
Does the problem remain?
Go to step 5.
The problem is
solved.
Step 5
Perform a print job.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Error code
Description
Action
230.44
Paper fed from tray 4 cleared the sensor (duplex
path 1) earlier than expected.
See “Sensor (duplex path 1): Paper cleared
too early service check” on page 104 .
230.45
Paper fed from tray 4 never cleared the sensor
(duplex path 1).
See “Sensor (duplex path 1): Paper failed to
clear service check” on page 102 .
230.91
Paper remains detected at the sensor (duplex
path 1) after the printer is turned on.
See “Sensor (duplex path 1) static jam
service check” on page 98 .