Read Sharp MX-M950 / MX-MM1100 (serv.man39) Service Manual online
MX-M1100 SELF DIAG AND TROUBLE CODE 8 – 21
F6-04
FAX MODEM operation abnormality
F6-21
Combination error of the TEL / LIU
PWB and the FAX soft switch
PWB and the FAX soft switch
F6-30
Access error to the power controller
on the FAX PWB. (FAX detection)
on the FAX PWB. (FAX detection)
F6-97
FAX PWB skating trouble.
The FAX PWB model identification
does not match the machine model.
The FAX PWB model identification
does not match the machine model.
F6-98
Combination error between the FAX
PWB destination information and the
machine destination information
PWB destination information and the
machine destination information
F9-00
Communication trouble between the
controller and the printer controller
(FIERY).
controller and the printer controller
(FIERY).
FF-00
Double feed detection trouble (PCU)
FF-10
Double feed detection trouble (SCU)
H2-00
Non-contact main thermistor
(detection) open (RTH1-d_D)
(detection) open (RTH1-d_D)
H2-01
Sub thermistor open (RTH2)
Detail
FAX PWB MODEM chip operation trouble
Section
ICU / FAX
Cause
FAX PWB MODEM chip operation trouble.
The MODEM chip in the FAX PWB cannot be accessed.
The MODEM chip in the FAX PWB cannot be accessed.
Check &
Remedy
Remedy
Replace the MODEM chip in the FAX PWB.
Replace the FAX PWB.
Replace the FAX PWB.
Detail
Combination error between the TEL / LIU PWB and the
FAX PWB information (soft switch)
FAX PWB information (soft switch)
Section
ICU / FAX
Cause
The destination of the TEL / LIU PWB which is installed
differs.
The FAX PWB information (soft switch) differs.
The TEL / LIU PWB abnormality.
differs.
The FAX PWB information (soft switch) differs.
The TEL / LIU PWB abnormality.
Check &
Remedy
Remedy
Check the destination of the TEL / LIU PWB.
Check the FAX PWB information (soft switch).
Replace the TEL / LIU PWB.
Check the FAX PWB information (soft switch).
Replace the TEL / LIU PWB.
Detail
Access error to the power controller (read / write)
Section
ICU / FAX
Cause
Power controller trouble.
FAX PWB power controller access circuit trouble.
Power controller program write error.
(Or, the power controller program is not written.)
FAX PWB power controller access circuit trouble.
Power controller program write error.
(Or, the power controller program is not written.)
Check &
Remedy
Remedy
Use Sim. 66-42 to rewrite the power controller program.
Replace the chip.
When replaced, rewrite of the power controller program
with Sim. 66-42 is required.
Replace the FAX PWB.
Replace the chip.
When replaced, rewrite of the power controller program
with Sim. 66-42 is required.
Replace the FAX PWB.
Detail
The FAX PWB model does not match the machine
model
model
Section
ICU
Cause
The FAX PWB model does not match the machine
model.
model.
Check &
Remedy
Remedy
Replace the FAX PWB with one whose model matches
the machine model.
the machine model.
Detail
Combination error between the FAX PWB destination
information and the machine destination information
information and the machine destination information
Section
ICU
Cause
The destination information written in the EEPROM on
the FAX PWB does not match the destination
information of the machine (set with Sim. 26 - 6).
the FAX PWB does not match the destination
information of the machine (set with Sim. 26 - 6).
Check &
Remedy
Remedy
Check the FAX PWB destination.
Check the machine destination setting. (SIM 26-6 )
Use the proper combination between the machine and
the FAX PWB.
Check the machine destination setting. (SIM 26-6 )
Use the proper combination between the machine and
the FAX PWB.
Detail
A communication error is detected during initial
establishment of communication with the EFI controller
or after establishment of communication
establishment of communication with the EFI controller
or after establishment of communication
Section
ICU
Cause
Printer controller ICU PWB cable trouble.
Printer controller trouble.
ICU PWB trouble.
Printer controller trouble.
ICU PWB trouble.
Check &
Remedy
Remedy
Check connection of the printer controller cable.
Repair or replace the printer controller.
After checking, turn OFF / ON the power of the machine
and the printer controller.
Repair or replace the printer controller.
After checking, turn OFF / ON the power of the machine
and the printer controller.
Detail
Double feed sensor abnormality detection
Section
PCU
Cause
Double feed sensor abnormality.
Harness / circuit trouble related to the double feed sensor.
Insertion failure of the drawer connector of the PS unit.
Harness / circuit trouble related to the double feed sensor.
Insertion failure of the drawer connector of the PS unit.
Check &
Remedy
Remedy
Check the circuit related to the double feed sensor and
the harness and the connector.
Replace the double feed detection PWB and the sensor.
the harness and the connector.
Replace the double feed detection PWB and the sensor.
Detail
Double feed sensor abnormality detection
Section
SCU
Cause
Double feed sensor abnormality.
Harness/circuit trouble related to the double feed sensor.
Harness/circuit trouble related to the double feed sensor.
Check &
Remedy
Remedy
Check the circuit related to the double feed sensor and
the harness and the connector.
Replace the double feed detection PWB and the sensor.
the harness and the connector.
Replace the double feed detection PWB and the sensor.
Detail
The thermistor is open
Section
PCU
Cause
Thermistor trouble, control PWB trouble.
Fusing section connector trouble.
AC power source trouble.
The fusing unit is not installed.
Fusing section connector trouble.
AC power source trouble.
The fusing unit is not installed.
Check &
Remedy
Remedy
Check connection of the harness and the connector
from the thermistor to the control PWB.
from the thermistor to the control PWB.
Detail
The thermistor is open
Section
PCU
Cause
Thermistor trouble, control PWB trouble
Fusing section connector trouble
AC power source trouble
The fusing unit is not installed.
Fusing section connector trouble
AC power source trouble
The fusing unit is not installed.
Check &
Remedy
Remedy
Check connection of the harness and the connector
from the thermistor to the control PWB.
from the thermistor to the control PWB.
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