Code :

Code: F3-22
Description: Paper feed tray 2 lift operation trouble
LUD2 does not turn ON within the specified time.
Causes: LUD2 does not turn ON within the specified time. CLUD2 sensor trouble. Paper feed tray 2 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy: Check the harness and the connector of LUD2. Replace the lift-up unit. Replace the PCU PWB.

Code: F6-00
Description: MFPC PWB - FAX communication trouble
MFP - FAX communication establishment error / Framing / Parity / Protocol error
Causes: FAX control PWB trouble FAX control PWB - MFPC PWB connector and harness trouble FAX control PWB - Mother board connector and harness trouble FAX control PWB ROM trouble / ROM pin breakage
Remedy: Replace the FAX control PWB. Check the connector and the harness between the FAX control PWB and the MFPC PWB. Check the connector and the harness between the FAX control PWB and the mother board. Check the ROM of the FAX control PWB.

Code: F6-01
Description: FAX control PWB EEPROM read/write error
FAX control PWB EEPROM access error (Read and write)
Causes: FAX control PWB EEPROM trouble FAX control PWB EEPROM access circuit trouble
Remedy: Check that no trouble occurs after replacement of EEPROM. Execute the memory check of SIM66-3 to insure that EEPROM can be accessed. Replace the FAX control PWB.

Code: F6-04
Description: FAX MODEM operation trouble
FAX control PWB MODEM chip operation trouble
Causes: FAX MODEM chip operation trouble The FAX MODEM chip cannot be accessed
Remedy: Replace the FAX control PWB. Replace the FAX control PWB.

Code: F6-21
Description: Improper combination of TEL/LIU PWB and FAX soft switch
Incompatibility between the TEL/LIU PWB and the FAX control PWB information (soft switch)
Causes: The destination of the TEL/LIU PWB installed is improper. TEL/LIU PWB trouble.
Remedy: Check the destination of the TEL/LIU PWB. Replace the TEL/LIU PWB.PWB.

Code: F6-30
Description: FAX 1-chip microprocessor access error (FAX detection)
FAX 1-chip microprocessor access error (Read and write)
Causes: Program writing trouble to the 1-chip microprocessor, or no program data written. FAX 1-chip microprocessor circuit trouble.
Remedy: Use SIM66-42 to rewrite the 1-chip microprocessor program. Replace the FAX control PWB.

Code: F6-98
Description: Incompatibility between the FAX control PWB destination and the main machine destination
Causes: Incompatibility between the destination information written into the FAX control PWB EEPROM and that in the main machine (set with SIM26-6)
Remedy: 1) Check the destination of the FAX control PWB. 2) Check the destination of the machine. (SIM26-6)