Olivetti d-Copia 200D Service Manual page 84

Main Sub
code code
E7 11 Content Shading trouble (White correction)
Detail The CCD white scan level is abnormal
when the shading.
Cause Improper connection of the CCD unit flat
cable
Dirt on the mirror, the lens, and the
reference white plate
Copy lamp lighting abnormality
CCD unit abnormality
MCU PWB abnormality
(When occurred in the SPF scan position.)
Improper installation of the mirror unit
Check Clean the mirror, lens, and the reference
and white plate.
remedy Check the light quantity and lighting status
of the copy lamp (SIM 05-03).
Check the MCU PWB.
16 Content Abnormal laser output
Detail When the laser output is stopped, HSYNC
is detected.
Cause Laser abnormality
MCU PWB abnormality.
Check Check the laser emitting diode operation.
and Replace the MCU PWB.
remedy
F5 02 Content Copy lamp lighting abnormality
Detail The copy lamp does not turn on.
Cause Copy lamp abnormality
Copy lamp harness abnormality
CCD PWB harness abnormality.
Check Use SIM 5-3 to check the copy lamp
and operations.
remedy When the copy lamp lights up.
Check the harness and the connector
between the CCD unit and the MCU PWB.
When the copy lamp does not light up.
Check the harness and the connector
between the copy lamp unit and the MCU
PWB.
Replace the copy lamp unit.
Replace the MCU PWB.
H2 00 Content Thermistor open
Detail The thermistor is open.
The fusing unit is not installed.
Cause Thermistor abnormality
Control PWB abnormality
Fusing section connector disconnection
The fusing unit is not installed.
Check Check the harness and the connector
and between the thermistor and the PWB.
remedy Use SIM 14 to clear the self diagnostic
display.
10-18
Details of trouble
Service Manual
Main Sub
Details of trouble
code code
H3 00 Content Heat roller high temperature detection
Detail The fusing temperature exceeds 240°C.
Cause Thermistor abnormality
Control PWB abnormality
Fusing section connector disconnection.
Check Use SIM 5-02 to check the heater lamp
and blinking operation.
remedy When the lamp blinks normally.
Check the thermistor and its harness.
Check the thermistor input circuit on the
control PWB.
When the lamp keeps ON.
Check the power PWB and the lamp control
circuit on the MCU PWB.
Use SIM 14 to clear the self diagnostic
display.
H4 00 Content Heat roller low temperature detection
Detail 1) When the target temperature (165°C) is
not reached in 55 sec after starting
warming-up.
2) When the temperature below 100°C is
detected for 300ms under the ready
print state.
∗ "Starting warming-up" means not only
that in power supply but also reset that in
reset from shut-off and in side door
close. (The timing of generating H4 is not
limited to that in power supply.)
Cause Thermistor abnormality
Heater lamp abnormality
Thermostat abnormality
Control PWB abnormality
Check Use SIM 5-02 to check the heater lamp
and blinking operation.
remedy When the lamp blinks normally.
Check the thermistor and its harness.
Check the thermistor input circuit on the
control PWB.
When the lamp does not light up.
Check for disconnection of the heater lamp
and the thermostat. Check the interlock
switch.
Check the power PWB and the lamp control
circuit on the MCU PWB.
Use SIM 14 to clear the self diagnostic
display.
Y109500-5