Sharp AR-M550N - Page 382

AR-M550/M620/M700 SELF DIAG MESSAGE AND TROUBLESHOOTING 9 - 27
Main
code
Sub
code
Title
FAX expansion Flash memory
trouble (MFP control detection)
F6 01 Phenomenon Display Lamp
Message
Details FAX expansion Flash
memory trouble (MFP
control detection)
The expansion flash
memory inserted to the
FAX I/F PWB could not
be cleared.
Section FAX
Operation
mode
Note
Case 1 Trouble
position/
Cause
Initialization of the FAX
expansion memory failed,
which is required for a
new memory that is
inserted to the PWB.
Remedy Use SIM 66-10 to clear
the expansion flash
memory.
Note
Main
code
Sub
code
Title
FAX modem operation abnormality
F6 04 Phenomenon Display Lamp
Message
Details FAX modem operation
abnormality
The initializing process of
the modem chip in the
FAX PWB is not
completed normally.
Section FAX
Operation
mode
Note
Case 1 Trouble
position/
Cause
SW101 in the FAX PWB
tries to perform normal
operation on the boot
side.
Remedy Set SW101 on the FAX
PWB to other than the
boot side, and turn on the
power again.
Note
Case 2 Trouble
position/
Cause
FAX PWB modem chip
operation trouble
Remedy Replace the FAX PWB.
Note
Main
code
Sub
code
Title FAX write protect cancel
F6 20 Phenomenon Display Lamp
Message
Details The write protect jumper
of the FAX interface PWB
is released.
Section FAX
Operation
mode
Note
Case 1 Trouble
position/
Cause
The FAX write protect pin
is set to Write Enable.
Remedy Check the write protect
pin in the FAX interface
PWB.
Note
Case 2 Trouble
position/
Cause
FAX interface PWB
trouble
FAX PWB trouble
Remedy Replace the FAX PWB.
Replace the FAX
interface PWB.
Note
Main
code
Sub
code
Title
Abnormal combination of the TEL/
LIU PWB and the FAX soft switch
F6 21 Phenomenon Display Lamp
Message
Details Combination error of TEL/
LIU PWB and software
If the destination of the
installed TEL/LIU PWB
differs from that of the
FAX soft switch, it is
judged as an error.
Section FAX
Operation
mode
Note
Case 1 Trouble
position/
Cause
The destination of the
installed TEL/LIU PWB
differs.
The FAX PWB
information (soft switch)
differs.
Remedy Check the destination of
the TEL/LIU PWB.
Check the FAX PWB
information (soft switch).
Note
Case 2 Trouble
position/
Cause
TEL/LIU PWB trouble
Remedy Replace the TEL/LIU
PWB.
Note