Read Sharp AR-PB9 (serv.man2) Service Manual online
[4] TROUBLE CODE LIST
Main
code
code
Sub
code
Detail of trouble
F9
10
Content
Printer PWB trouble
Detail
Communication trouble between
MCU and PRT
MCU and PRT
Cause
Printer PWB connector
disconnection
Printer unit PWB MCU PWB
harness failure
Printer PWB ROM defect, data
failure
disconnection
Printer unit PWB MCU PWB
harness failure
Printer PWB ROM defect, data
failure
Check
and
remedy
and
remedy
Check the connectors and harness
of the printer PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the printer PWB.
of the printer PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the printer PWB.
80
Content
Printer PWB communication trouble
(protocol)
(protocol)
Detail
Communication trouble between
MCU and printer PWB (Protocol
error)
MCU and printer PWB (Protocol
error)
Cause
Printer PWB connector
disconnection
Printer PWB MCU PWB harness
failure
Printer PWB ROM defect, data
failure
disconnection
Printer PWB MCU PWB harness
failure
Printer PWB ROM defect, data
failure
Check
and
remedy
and
remedy
Check the connectors and harness
of the printer PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the printer PWB.
of the printer PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the printer PWB.
81
Content
Printer PWB communication trouble
(Parity)
(Parity)
Detail
Communication trouble between
MCU and printer PWB (Parity error)
MCU and printer PWB (Parity error)
Cause
Printer PWB connector
disconnection
Printer PWB MCU PWB harness
failure
Printer PWB ROM defect, data
failure
disconnection
Printer PWB MCU PWB harness
failure
Printer PWB ROM defect, data
failure
Check
and
remedy
and
remedy
Check the connectors and harness
of the printer PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the printer PWB.
of the printer PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the printer PWB.
82
Content
Printer PWB communication trouble
(Overrun)
(Overrun)
Detail
Communication trouble between
MCU and printer PWB (Overrun
error)
MCU and printer PWB (Overrun
error)
Cause
Printer PWB connector
disconnection
Printer PWB MCU PWB harness
failure
Printer PWB ROM defect, data
failure
disconnection
Printer PWB MCU PWB harness
failure
Printer PWB ROM defect, data
failure
Check
and
remedy
and
remedy
Check the connectors and harness
of the Printer PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the Printer
PWB.
of the Printer PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the Printer
PWB.
Main
code
code
Sub
code
Detail of trouble
F9
84
Content
Printer PWB communication trouble
(Framing)
(Framing)
Detail
Communication trouble between
MCU and printer PWB (Framing
error)
MCU and printer PWB (Framing
error)
Cause
Printer PWB connector
disconnection
Printer PWB MCU PWB harness
failure
Printer PWB ROM defect, data
failure
disconnection
Printer PWB MCU PWB harness
failure
Printer PWB ROM defect, data
failure
Check
and
remedy
and
remedy
Check the connectors and harness
of the Printer PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the Printer
PWB.
of the Printer PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the Printer
PWB.
88
Content
Printer PWB communication trouble
(Time-out)
(Time-out)
Detail
Communication trouble between
MCU and printer PWB (Time-out
error)
MCU and printer PWB (Time-out
error)
Cause
Printer PWB connector
disconnection
Printer PWB MCU PWB harness
failure
Printer PWB ROM defect, data
failure
disconnection
Printer PWB MCU PWB harness
failure
Printer PWB ROM defect, data
failure
Check
and
remedy
and
remedy
Check the connectors and harness
of the Printer PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the Printer
PWB.
of the Printer PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the Printer
PWB.
AR-PB9
4 – 1
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