AR-5726/5731 SELF DIAG AND TROUBLE CODE 7 - 5
F6 80 Content FAX control PWB communication trouble
(Protocol)
Details Communication trouble between MCU and
FAX control PWB (Protocol error)
Cause FAX control PWB connector disconnection
Harness trouble between FAX control
PWB and MCU PWB.
Motherboard connector pin breakage.
FAX control PWB ROM defect/Data failure.
Check
and
remedy
Check the connectors and the harness of
FAX control PWB and MCU PWB.
Check the grounding of the copier.
Check FAX control PWB ROM.
81 Content FAX control PWB communication trouble
(Parity)
Details Communication trouble between MCU and
FAX control PWB (Parity error)
Cause FAX control PWB connector disconnection
Harness trouble between FAX control
PWB and MCU PWB.
Motherboard connector pin breakage.
FAX control PWB ROM defect/Data failure.
Check
and
remedy
Check the connectors and the harness of
FAX control PWB and MCU PWB.
Check the grounding of the copier.
Check FAX control PWB ROM.
82 Content FAX control PWB communication trouble
(Overrun)
Details Communication trouble between MCU and
FAX control PWB (Overrun error)
Cause FAX control PWB connector
disconnection.
Harness trouble between FAX control
PWB and MCU PWB.
Motherboard connector pin breakage.
FAX control PWB ROM defect/Data failure.
Check
and
remedy
Check the connectors and the harness of
FAX control PWB and MCU PWB.
Check the grounding of the copier.
Check FAX control PWB ROM.
84 Content FAX control PWB communication trouble
(Framing)
Details Communication trouble between MCU and
FAX control PWB (Framing error)
Cause FAX control PWB connector
disconnection.
Harness trouble between FAX control
PWB and MCU PWB.
Motherboard connector pin breakage.
FAX control PWB ROM defect/Data failure.
Check
and
remedy
Check the connectors and the harness of
FAX control PWB and MCU PWB.
Check the grounding of the copier.
Check FAX control PWB ROM.
Trouble
code
Details of trouble
Main
code
Sub
code
F6 88 Content FAX control PWB communication trouble
(Time-out)
Details Communication trouble between MCU and
FAX control PWB (Time-out error)
Cause FAX control PWB connector
disconnection.
Harness trouble between FAX control
PWB and MCU PWB.
Motherboard connector pin breakage.
FAX control PWB ROM defect/Data failure.
Check
and
remedy
Check the connectors and the harness of
FAX control PWB and MCU PWB.
Check the grounding of the copier.
Check FAX control PWB ROM.
96 Content Combination error between the MCU and
the FAX firmware.
Details The version of the FAX firmware is not
changed “04.xx” or later.
Cause The version of the FAX firmware is not
proper.
Check
and
remedy
Change the version of the FAX firmware to
“04.xx” or later.
99 Content FAX control PWB destination error
Details The machine destination setup does not
coincide with the FAX control PWB
destination setup.
Cause The machine destination setup (Sim 26-6)
does not coincide with the FAX control
PWB setup
Check
and
remedy
Check the variety of FAX LIU PWB.
Check the machine destination setup (Sim
22-6) and FAX country code (Soft SW
table).
F9 00 Content Printer PWB communication trouble
Details Communication trouble between MCU and
printer PWB
Cause Printer PWB connector disconnection.
Harness trouble between the printer PWB
and the MCU PWB.
Motherboard connector pin breakage.
Printer PWB ROM defect/Data failure.
Check
and
remedy
Check the connectors and the harness of
the printer PWB and MCU PWB.
Check the grounding of the copier.
Check ROM on printer PWB.
10 Content Printer PWB trouble
Details Printer PWB abnormality
Cause Printer PWB defect
Check
and
remedy
Replace the printer PWB
80 Content Printer PWB communication trouble
(Protocol)
Details Communication trouble between MCU and
printer PWB (Protocol error)
Cause Printer PWB connector disconnection.
Harness trouble between the printer PWB
and the MCU PWB.
Motherboard connector pin breakage.
Printer PWB ROM defect/Data failure.
Check
and
remedy
Check the connectors and the harness of
the printer PWB and MCU PWB.
Check the grounding of the copier.
Check ROM on printer PWB.
Trouble
code
Details of trouble
Main
code
Sub
code
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