Sharp AR-M550N Service Manual page 383

: Feb. 9 2004
1
Main Sub
Title FAX-BOX incompatibility trouble
code code
F6 97 Phenomenon Display
Details
Section
Operation
mode
Note
Case 1 Trouble
position/
Cause
Remedy
Note
Combination error of the FAX-BOX
Main Sub
Title destination information and the
code code
machine destination information
F6 98 Phenomenon Display
Details
Section
Operation
mode
Note
Case 1 Trouble
position/
Cause
Remedy
Note
Lamp
Message
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.
FAX
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.)
Check the FAX-BOX
modem controller PWB.
Replace it with a modem
controller PWB for the
AR-FX8.
Lamp
Message
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.
FAX
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).
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.
AR-M550/M620/M700 SELF DIAG MESSAGE AND TROUBLESHOOTING 9 - 28
Main Sub
Title
code code
F7 01 Phenomenon Display
Case 1
Main Sub
Title
1
code code
F9 02 Phenomenon Display
Case 1
Main Sub
Title
code code
H2 00/ Phenomenon Display
HL1
01/
HL2
02/
HL3
Case 1
FAX board EEPROM read/write
error
Lamp
Message
Details FAX board EEPROM
read/write error
ACK from the EEPROM
cannot be checked.
Section FAX
Operation
mode
Note
Trouble EEPROM trouble
position/ FAX PWB EEPROM
Cause access circuit trouble
Remedy Replace the EEPROM.
Re-setup the soft SW.
Note
PRT centro port check error
Lamp
Message
Details PRT centro port check
error
Section Controller
Operation
mode
Note
Trouble Centro port trouble
position/ MFP controll PWB
Cause trouble
Remedy Replace the MFP controll
PWB.
Note
Thermistor open/Fusing unit not
installed
Lamp
Message
Details Thermistor open (An
input voltage of 2.95V or
above is detected.)
Fusing unit not installed
Section Engine
Operation
mode
Note
Trouble Thermistor trouble
position/ Control PWB trouble
Cause 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