Service Manual 3-37
26,0XX.6x Errors - Printing Faults
a. Reboot the printer if one of these faults occur.
26,962 Errors - “Fall Out” Code
a. Check the previous error in the fault history and troubleshoot that code.
27,0XX.6x Errors - Profile Library
a. Ensure the ground integrity of the printer (see "Ensuring Ground Integrity"
on page 4-77).
29,0XX.6x Errors - Jam Manager
a. Reset NVRAM, and then retest.
b. Replace the NVRAM.
31,0XX.4x Errors - Mechanical Initialization Jam
31,001.40: Mechanical initialization jam fault.
Troubleshooting Procedure for Mechanical Unit Jam
Step Questions and Actions Yes No
1
1. Verify that all the main tray paper path
sensor wires are clear of the take away
rollers.
2. Are any wires damaged?
Replace the
wiring harness.
Go to Step 2.
2
1. Are the take away rollers dirty, contaminated,
or damaged?
Replace the
take away roller.
Go to Step 3.
3
1. Run the Paper Path Drive test.
2. Did the test pass?
Go to Step 5. Go to Step 4.
4
1. Does the media path motor run extremely
fast?
The media path
motor encoder
is faulty; replace
the motor.
Go to Step 5.
5
1. Remove the media drive gearbox and
manually rotate each paper path roller.
2. Identify any roller that may be binding and
causing drag on the printer.
3. Repair or replace as necessary.
4. Did this correct the problem?
Complete. If the media
path is clear of
debris and the
rollers rotate
normally,
replace the
media gearbox.
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