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Step
Action and Questions
2
Check to make sure that the MP sensor cable from the
Engine Board is correctly installed at J70 on the Engine
Board.
Is the cable correctly installed?
3
Check the cable connection between the MP Sensor Cable
and the Sensor.
Is the connection good between the two cables?
4
Disconnect the Sensor Cable from J70 on the Engine
Board.
Measure the following voltages on J70, being careful not to
short any adjacent pins in the connector. All voltages are
approximate values.
J70-1: +5 V dc
J70-2: +5 V dc
J70-3: +5 V dc
J70-4: 0 V dc
Are the voltages correct?
5
Check continuity of the Sensor Cable that is between the
Engine board and MPF assembly.
Is the continuity?
6
Check the following parts for any signs of excessive wear,
damaged, broken or missing parts.
MPF Autocompensator Assembly
Rib Housing
Friction Buckler
Buckler Housing
Are any of the parts worn, damaged, broken or missing?
7
Does the paper jam prior to the Input Sensor?
2-104
Service Manual
5060-XXX
Yes
Go to step 3
Go to step 4
Go to step 5
Replace the
Sensor
Assembly
Repair or
replace parts
as necessary
Determine
what is
causing the
paper to jam
prior to the
input sensor.
If unable to
determine
what is
causing the
problem, call
your next level
support.
No
Install the
cable correctly
Install the
cable correctly
Replace the
"Engine
Board" on
page 4-14
Replace the
Sensor Cable
Assembly
Go to step 7
Go to the
"Paper Path
Service
Check" on
page 2-105
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