AR-M236/M276/M237/M277 TROUBLE CODE LIST 9 - 5
F6
10
Content
FAX control PWB trouble
Details
Communication trouble between MCU and
FAX control PWB
Cause
FAX control PWB connector disconnection
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
IC on FAX PWB causes abnormality
Check
and
remedy
Check connector/harness of FAX control
PWB and MCU PWB.
Check the grounding of the copier.
Check FAX control PWB ROM.
Replace the FAX PWB.
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
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
Check
and
remedy
Check connector/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
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
Check
and
remedy
Check connector/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
(Over-run)
Details
Communication trouble between MCU and
FAX control PWB (Overrun error)
Cause
FAX control PWB connector disconnection
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
Check
and
remedy
Check connector/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
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
Check
and
remedy
Check connector/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
(Timeout)
Details
Communication trouble between MCU and
FAX control PWB (Timeout error)
Cause
FAX control PWB connector disconnection
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
Check
and
remedy
Check connector/harness of FAX control
PWB and MCU PWB.
Check the grounding of the copier.
Check FAX control PWB ROM.
99
Content
FAX control PWB destination error
Details
The machine destination setup does not
coincide with the FAX board destination
setup.
Cause
The machine destination setup (Sim 26-6)
does not coincide with the FAX board
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
MCU-PRT communication trouble
Details
Communication establishment error/
framing/parity/protocol error
Cause
Printer PWB connector disconnection
Harness trouble between the printer PWB
and the MCU PWB
Motherboard connector pin breakage
Printer PWB ROM trouble/Data
disturbance
Check
and
remedy
Check the connectors and 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
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 trouble/Data
disturbance
Check
and
remedy
Check the connectors and harness of the
printer PWB and MCU PWB.
Check the grounding of the copier.
Check ROM on 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 trouble/Data
disturbance
Check
and
remedy
Check the connectors and 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