Duplex service check
Action Yes No
Step 1
a Remove the rear cover. See “Rear door and cover removal” on
page 232.
b Check the redrive rollers for wear or damage.
Are they free of wear or damage?
Go to step 2. Replace the redrive
assembly. See
“Redrive
assembly removal” on
page 235.
Step 2
a Remove the left cover. See “Left cover removal” on page 168.
b POR into the Diagnostics menu and perform a duplex feed test:
Diagnostics Menu > Duplex Tests > Duplex Feed 1
c Check the reverse solenoid for proper operation.
Does it function properly?
Go to step 3. Replace the reverse
solenoid. See
“Reverse
solenoid removal” on
page 177.
Step 3
a Remove the input tray.
b From under the printer, check the duplex gear assembly and duplex
link for wear and damage.
Are the they free of wear and damage?
Go to step 4. Replace the duplex
gear assembly. See
“Duplex gear assembly
removal” on page
183.
Step 4
From under the printer, check the duplex, belt, and roller for wear and
damage.
Are they free of wear and damage?
Go to step 5. Replace the duplex.
See
“Duplex removal”
on page 218.
Step 5
a Remove the input tray.
b POR into the Diagnostics menu and perform a duplex sensor test:
Diagnostics Menu > Duplex Tests > Sensor Test
c Lower the duplex jam door, and toggle the duplex sensor.
Does the sensor state on the control panel display change when it is
toggled?
Go to step 6. Replace the duplex
sensor. See
“Duplex
sensor and input
sensor removal” on
page 219.
Step 6
Does the error remain?
Contact the next level
of support.
The problem is solved.
241 paper jams
[x]‑page jam, open tray 1. [241.xx]
1 Pull the tray completely out of the printer.
Note: The message on the printer display indicates the tray where the jammed paper is located.
4514
Diagnostic information
57
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