Raps With Fault Messages / Status Codes - Xerox DOCUPRINT N17 Service Manual

7.3 RAPs with Fault Messages / Status Codes

7.3.1 "IOT NVM Fail - Power Off/On" Message (U6)
NOTE: This problem may also be caused by external noise. If the problem still exists at the end of this
RAP, go to RAP 7.4.25 Electrical Noise.
1 Switch the power OFF and then ON. The code reappears.
Y: Go to step 2.
N: Return to Final Actions.
2 Switch the power OFF and then ON. The code still appears when the power comes on.
Y: Go to step 4.
N: Go to step 3.
3 Repeat switching the printer power OFF and then ON. The code keeps appearing when the
power comes on.
Y: Go to step 4.
N: The problem is corrected. Go to Final Actions.
4 Diagnostic Mode 3 can be accessed.
Y: Go to step 5.
N: Replace the Print Engine Controller.
5 The function values are correct.
Y: Replace the Print Engine Controller.
N: Go to step 6.
6 Correct the incorrect function values and switch the power OFF and then ON. The code
reappears.
Y: Replace the Print Engine Controller.
N: Go to Final Actions.
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7-9 Repair Analysis Procedures (RAPs)