Sharp AR-M550N - Page 383

: Feb. 9 2004
1
AR-M550/M620/M700 SELF DIAG MESSAGE AND TROUBLESHOOTING 9 - 28
Main
code
Sub
code
Title
FAX-BOX incompatibility trouble
F6 97 Phenomenon Display Lamp
Message
Details The FAX-BOX PWB is
not one for the AR-FX8.
(FAX detection)
If the FAX-BOX modem
controller PWB
information (hard
detection) is not for the
AR-FX8, it is judged as
an error.
Section FAX
Operation
mode
Note
Case 1 Trouble
position/
Cause
Because the FAX-BOX
modem controller PWB
information (hard
detection) is not for the
AR-FX8. (The modem
controller PWB for the
AR-FX5 or the AR-FX6 is
used.)
Remedy Check the FAX-BOX
modem controller PWB.
Replace it with a modem
controller PWB for the
AR-FX8.
Note
Main
code
Sub
code
Title
Combination error of the FAX-BOX
destination information and the
machine destination information
F6 98 Phenomenon Display Lamp
Message
Details Combination error of the
FAX-BOX destination
information and the
machine destination
information
When the destination
information stored in the
FAX-BOX EEPROM is
compared with that of the
machine, and if the
combination is improper,
it is judged as an error.
Section FAX
Operation
mode
Note
Case 1 Trouble
position/
Cause
Because of improper
combination between the
destination information
stored in the EEPROM on
the FAX-BOX PWB and
that of the machine (set
with SIM 26-6).
Remedy Check the destination of
the FAX-BOX.
Check the machine
destination with SIM 26-6.
Use a proper combination
of the machine and the
FAX-BOX.
Note
Main
code
Sub
code
Title
FAX board EEPROM read/write
error
F7 01 Phenomenon Display Lamp
Message
Details FAX board EEPROM
read/write error
ACK from the EEPROM
cannot be checked.
Section FAX
Operation
mode
Note
Case 1 Trouble
position/
Cause
EEPROM trouble
FAX PWB EEPROM
access circuit trouble
Remedy Replace the EEPROM.
Re-setup the soft SW.
Note
Main
code
Sub
code
Title PRT centro port check error
F9 02
Phenomenon Display Lamp
Message
Details PRT centro port check
error
Section Controller
Operation
mode
Note
Case 1 Trouble
position/
Cause
Centro port trouble
MFP controll PWB
trouble
Remedy Replace the MFP controll
PWB.
Note
Main
code
Sub
code
Title
Thermistor open/Fusing unit not
installed
H2 00/
HL1
Phenomenon Display Lamp
Message
01/
HL2
Details Thermistor open (An
input voltage of 2.95V or
above is detected.)
Fusing unit not installed
02/
HL3
Section Engine
Operation
mode
Note
Case 1 Trouble
position/
Cause
Thermistor trouble
Control PWB trouble
Improper connection of
the fusing section
connector
AC power trouble
Fusing unit not installed
Remedy Check the harness and
the connector between
the thermistor and the
control PWB.
Use SIM 14 to clear the
self diag display.
Note
1