EPSON WF-C5790/WF-C5790a/WF-C5710/ET-8700/WF-C5210/WF-C5290/WF-C5290a Revision A
Troubleshooting Troubleshooting procedure 102
Confidential
CR ERROR (2)
Error name
CR PID excess load error (error code: 000021)
CR PID reverse error (error code: 000023)
CR PID lock error (error code: 000024)
CR load position excess load error (error code: 000031)
CR load position reverse error (error code: 000033)
Cause
State in which load of CR Motor exceeds expected load
When rotated in the opposite direction to rotation direction
(There was a sudden load error, and the motor rotated in the opposite direction in reaction to it)
Suspected cause
Jammed paper or foreign object remained
CR Lock Lever failure (Inksystem Assy failure)
High sliding load (oil cutoff, paper dust, mist)
CR Scale is dirty or damaged.
Contact damage (contact failure)/disconnection/half insertion of CR Encoder FFC
CR Motor failure
Main Board failure
Troubleshooting
Step Check and measure Yes No
1
Visually check the CR scanning section
Is there no paper jam paper and foreign object in the CR scanning section?
Go to step 2 Remove the jammed paper and foreign object.
2
Check the CR Lock Lever operation
Does the CR Lock Lever operate correctly when the power is on?
(Is the lowering operation performed correctly?)
Go to step 3 Replace the Inksystem Assy.
3
Check the status of the CR Guide Frame
Is the CR Guide Frame dirty from paper dust or mist? Is a lubrication
shortage occurring?
Go to step 4
Lubricate the CR Unit and CR Gudie Frame
contacting point after cleaning.
4
Check the status of the CR Scale.
Is the CR Scale dirty or damaged?
Go to step 5
Clean, if dirty.
Replace the CR Scale in the case of damage.
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