Sharp MX-C507P - Uneven print density; Horizontal dark lines

5028
211 paper jams
211 paper jam messages
Diagnostics and troubleshooting
96
Error code
Description
Action
211.91
Paper remains detected at the sensor (narrow
media) after the printer is turned on.
See “Sensor (narrow media) static jam
service check” on page 97 .
Action
Yes
No
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 for partially fed or jammed paper.
Is the paper path free of partially fed or jammed paper?
Go to step 5.
Go to step 4.
Step 4
Remove the partially fed or jammed paper.
Does the problem remain?
Go to step 5.
The problem is
solved.
Step 5
a Enter the Diagnostics menu, and then navigate to:
Printer diagnostics & adjustments > Sensor tests
b Find the sensor (Output bin full).
Does the sensor status change while toggling the sensor?
Contact the next
level of support.
Go to step 6.
Step 6
Check the cable on the JDSNS connector on the controller board
for proper connection and damage, and replace if necessary.
Does the problem remain?
Go to step 7.
The problem is
solved.
Step 7
a Check the sensor for damage, and replace if necessary.
b Perform a print job.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.