Epson WF-C5790 User Manual

EPSON WF-C5790/WF-C5790a/WF-C5710/ET-8700/WF-C5210/WF-C5290/WF-C5290a Revision A
Troubleshooting Troubleshooting procedure 105
Confidential
CR ERROR (4)
 Error name
 CR PID underspeed error (error code: 000025)
 Cause
 When lower than the expected speed is detected
 Suspected cause
 Jammed paper remained
 Foreign object remained
 Contamination of CR scale
 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 status of the CR Scale.
Is the CR Scale dirty or damaged?
Go to step 3
 Clean, if dirty.
 Replace the CR scale in the case of damage.
3
Check the connection of the CR Encoder FFC.
Check the CR Encoder FFC to make sure that it is not inserted obliquely.
Go to step 4
 Properly connect the CR Encoder FFC.
 Replace the CR Encoder FFC (head FFC) in
the case of damage.
4
Perform CR Motor operation check
Does the CR Motor operate (rotate)?
Go to step 5 Replace the CR Motor.
5
Replace the Main Board Assy.
Does the error occur after replacing the Main Board Assy?
Contact the EPSON Service Department. End

Epson WF-C5790 Specifications

General

Print Resolution	4800 x 1200 dpi
Duplex Printing	Yes
Paper Capacity	250 sheets
Monthly Duty Cycle	Up to 45, 000 pages
Display	4.3" color touchscreen
Functions	Print, Copy, Scan, Fax
Output Capacity	150 sheets
Scan Resolution	1200 x 2400 dpi
ADF Capacity	50 sheets
Ink Type	DURABrite Ultra pigment ink
Ink Cartridge Configuration	4 individual ink cartridges (Black, Cyan, Magenta, Yellow)
Print Technology	PrecisionCore
Print Speed (Black)	24 ppm (ISO)
Print Speed (Color)	24 ppm (ISO)
Connectivity	USB, Ethernet, Wi-Fi, Wi-Fi Direct
Mobile Printing	Apple AirPrint, Google Cloud Print
Scanner Type	Color flatbed
Fax Speed	33.6 Kbps
Paper Sizes	A4, A5, A6, B5, Letter, Legal, Executive