Cr Pid Excess Load Error; Cr Pid Reverse Error; Cr Pid Lock Error; Cr Load Position Excess Load Error - Epson WF-C5790 Service Manual

EPSON WF-C5790/WF-C5790a/WF-C5710/ET-8700/WF-C5210/WF-C5290/WF-C5290a
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
Visually check the CR scanning section
1
Is there no paper jam paper and foreign object in the CR scanning section?
Check the CR Lock Lever operation
2 Does the CR Lock Lever operate correctly when the power is on?
(Is the lowering operation performed correctly?)
Check the status of the CR Guide Frame
3
Is the CR Guide Frame dirty from paper dust or mist? Is a lubrication
shortage occurring?
Check the status of the CR Scale.
4
Is the CR Scale dirty or damaged?
Troubleshooting
Check and measure
Troubleshooting procedure
Yes
Go to step 2 Remove the jammed paper and foreign object.
Go to step 3
Lubricate the CR Unit and CR Gudie Frame
Go to step 4
 Clean, if dirty.
Go to step 5
 Replace the CR Scale in the case of damage.
Revision A
No
Replace the Inksystem Assy.
contacting point after cleaning.
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