Sharp MX-2314N Service Manual

MX3114N TROUBLESHOOTING 7 – 13
E7-94 Image file data process error (when
importing file data)
E7-95 SoC DRAM memory check error
E7-96 MFPC PWB memory check error
EE-EC Automatic toner density adjustment
error
EE-EL Automatic toner density adjustment
error (Over toner)
EE-EU Automatic toner density adjustment
error (Under toner)
F1-00 Finisher - PCU PWB communication
error
F1-03 Finisher paper exit roller lifting
operation trouble
F1-08 Stapler shift trouble
Trouble content File image process error (backup restore error) when
importing filing data
Detail MFP
Cause Image data process abnormality
HDD trouble
Image compression data corruption
MFPC PWB trouble
DIMM memory trouble or contact error
Check & Remedy Use SIM60-01 to check the read/write operations of
the memory.
Replace the HDD.
Replace the MFPC PWB.
Replace or check installation of the DIMM memory.
Trouble content Soc DRAM memory access trouble
Detail MFP
Cause
Memory data curruption occure
Memory device trouble or contact error
Check & Remedy
Use SIM60-1 to check the read/write opera-
tions of the memory.
Replace MFP PWB
Trouble content MFPC PWB memory access trouble
Detail MFP
Cause
Memory data curruption occure
Memory device trouble or contact error
Check & Remedy
Use SIM60-1 to check the read/write opera-
tions of the memory.
Replace MFP PWB
Trouble content The sampling level in the automatic toner density
adjustment is outside of 128 10.
Detail PCU
Cause Toner density sensor trouble.
Developing unit trouble.
PCU PWB trouble.
Check & Remedy Replace the toner density sensor.
Replace the developing unit.
Replace the PCU PWB.
Trouble content The sampling level in the automatic toner density
adjustment is 76 or less or the control voltage is 208
or above.
Detail PCU
Cause Toner density sensor trouble.
Developing unit trouble.
PCU PWB trouble.
Check & Remedy Replace the toner density sensor.
Replace the developing unit.
Replace the PCU PWB.
Trouble content The sampling level in the automatic toner density
adjustment is 178 or above or the control voltage is
51 or less.
Detail PCU
Cause Toner density sensor trouble.
Developing unit trouble.
PCU PWB trouble.
Check & Remedy Replace the toner density sensor.
Replace the developing unit.
Replace the PCU PWB.
Trouble content
Detail PCU
Cause Connection trouble of the connector and the harness
between the finisher and the PCU PWB.
Finisher control PWB trouble.
PCU PWB trouble.
Check & Remedy Check the connector and the harness between the
finisher and the PCU PWB.
Replace the finisher control PWB.
Replace the PCU PWB.
Trouble content
Detail PCU
Cause Finisher paper exit roller lift motor trouble
Harness and connector connection trouble
Home position sensor trouble
Finisher control PWB trouble
Check & Remedy Use SIM3-3 to check the operation of the paper exit
roller lift motor.
Use SIM3-2 to check the operation of the home
position sensor.
Replace the paper exit roller lift motor.
Check connection of the connector and the harness.
Replace the home position sensor.
Replace the finisher control PWB.
Trouble content
Detail PCU
Cause Stapler shift motor trouble.
Finisher control PWB trouble.
Home position sensor trouble.
Check & Remedy Use SIM3-3 to check the operation of the stapler shift
motor.
Use SIM3-2 to check the operation of the home
position sensor.
Replace the stapler shift motor.
Check connection of the connector and the harness.
Replace the home position sensor.
Replace the finisher control PWB.

Sharp MX-2314N Specifications

General

Print Technology	Laser
Print Speed	23 ppm
Print Resolution	600 x 600 dpi
Scan Resolution	600 x 600 dpi
Copy Speed	23 cpm
Copy Resolution	600 x 600 dpi
Fax Transmission Speed	33.6 Kbps
Duplex Printing	Yes
Connectivity	USB, Ethernet
Functions	Print, Copy, Scan, Fax
Paper Size	A3, A4, A5, B4, B5
Max Paper Size	A3
Original Size	A3