Epson AcuLaser CX11 - Fip-70

EPSON AcuLaser CX11/CX11F Revision B
TROUBLESHOOTING Printer 243
FIP-70
 Panel Message
 Service Req E998
 Possible parts that caused the error
 Troubleshooting
 FFC-ASSY ESS  PWBA MCU
 BOARD ASSY., MAIN
Step Check Yes No
1
Check if the firmware version of the PWBA
MCU
Check the firmware version of the PWBA
MCU.
Is the version latest ?
Go to Step [2]. Update the
firmware.
2
Check if the firmware version of the printer
controller
Check the firmware version of the printer
controller
Is the version latest ?
Go to Step [3]. Update the
firmware.
3
Continuity check of FFC-ASSY ESS
1. Disconnect the P/J400 on the PWBA
MCU.
2. Disconnect the CN601 on the BOARD
ASSY., MAIN
3. Check each wiring for continuity.
Do all of the wiring have continuity ?
Go to Step [4]. Replace the
FFC-ASSY
ESS.
4
Replacement of the BOARD ASSY., MAIN
Replace the BOARD ASSY., MAIN.
Does the error occur ?
Replace PWBA
MCU. (p.432)
End of
procedure