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 125
Confidential
PRINTHEAD ELECTRICAL ERROR(1)
 Error name
 Transistor temperature error (error code: 031003)
 Cause
 Occurs if the main board exceeds a set temperature.
 Suspected cause
 The ambient temperature around the Main Board has exceeded 95
degrees C.
 Main Board failure
 Troubleshooting
PRINTHEAD ELECTRICAL ERROR (2)
 Error name
 X-Hot detect error (pre printing) (error code: 031001)
 X-Hot detect error (after flushing) (error code: 031002)
 Head temperature error (error code: 031004)
 Cause
 Occurs if the head temperature exceeds a set temperature.
 Suspected cause
 The ambient temperature around the Printhead has exceeded 80
degrees C.
 Head FFC inserted slanted
 Printhead failure
 Troubleshooting
Step Check and measure Yes No
1
Does the error occur when turning the power off
and back on?
Replace the
Main board
Assy.
(If the trouble
is not
resolved,
contact the
EPSON
Service
Department.)
End
Step Check and measure Yes No
1
Visually check for the Head FFC connection
state.
Check the Head FFC to make sure that it is not
inserted obliquely or disconnected, and that all
connections are proper.
Go to step 2
Properly
connect the
Head FFC.
(Replace the
Head FFC,
if damaged.)
2
Replace the Printhead.
Does the error occur after replacing the Printhead?
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