2 x 500-sheet tray 4 transport failure service check
Actions Yes No
Step 1
Enter the Diagnostics menu, and then navigate to:
PRINTER SETUP > Reset Engine Service Error
Does the problem remain?
Go to step 2. The problem is solved.
Step 2
a Check the tray 4 transport belt for proper tension, and adjust if
necessary.
b Check the transport belt and gears for wear or damage, and replace
if necessary. See
“2 x 500-sheet tray 4 transport belts and gears
removal” on page 496.
Does the problem remain?
Go to step 3. The problem is solved.
Step 3
Check the tray 4 transport roller for wear or damage, and replace if
necessary.
Does the problem remain?
Go to step 4. The problem is solved.
Step 4
Replace the motor (2 x 500-sheet tray 4 transport). See
“2 x 500-sheet
tray feed and transport motors removal” on page 486.
Does the problem remain?
Go to step 5. The problem is solved.
Step 5
Check the 2 x 500-sheet tray controller board pins for damage, and replace
if necessary. See
“2 x 500-sheet tray controller board removal” on
page 487.
Does the problem remain?
Contact the next level
of support.
The problem is solved.
171–182 errors
171–182 error messages
Error code Description Action
171.00 The paper exit fan did not run. See
“Fan failure service check” on page 164.
172.00 The main power supply fan did not run.
178.00 The fuser power supply fan did not run.
179.00 The fuser fan did not run.
180.00 The ozone fan did not run.
182.00 The controller board fan did not run.
7421
Diagnostic information
163
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