Sharp AR-5127 Service Manual page 72

Trouble
code
Main Sub
code code
F6 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 Check connector/harness of FAX control
and PWB and MCU PWB.
remedy 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 Check connector/harness of FAX control
and PWB and MCU PWB.
remedy 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 Check connector/harness of FAX control
and PWB and MCU PWB.
remedy Check the grounding of the copier.
Check FAX control PWB ROM.
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 Check connector/harness of FAX control
and PWB and MCU PWB.
remedy Check the grounding of the copier.
Check FAX control PWB ROM.
99 Content Machine-FAX board language error
Details The machine language setup does not
coincide with the FAX board language
setup.
Cause FAX board correction error
SIM setup error
Check Check the firmware of the FAX board and
and the combination of the panel screen data,
remedy and download the correct version, if
necessary.
Check the machine language information.
(Machine language setup: SIM 26-22)
Details of trouble
AR-5127 TROUBLE CODE LIST 9 - 5
Trouble
code
Main Sub
code code
F9 00 Content F9-**: 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 Check the connectors and harness of the
and printer PWB and MCU PWB.
remedy 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 Check the connectors and harness of the
and printer PWB and MCU PWB.
remedy 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 Check the connectors and harness of the
and printer PWB and MCU PWB.
remedy Check the grounding of the copier.
Check ROM on printer PWB.
81 Content Printer PWB communication trouble
(Parity)
Details Communication trouble between MCU and
printer PWB (Parity 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 Check the connectors and harness of the
and printer PWB and MCU PWB.
remedy Check the grounding of the copier.
Check ROM on printer PWB.
Details of trouble