Kyocera TASKalfa 7002i Service Manual page 1251

Step Check description
8 Checking the connection
9 Replacing the home posi-
tion sensor
10 Firmware upgrade
11 Replacing the engine PWB The engine PWB is faulty.
C3200: LED lamp startup error
The white reference data acquired by lighting the LED lamp at the initial operation does not reach the speci-
fied value. Or, the light amount detected by the CCD PWB is not enough. (2 or more LED lamps do not light.
The light does not reach the CCD PWB due to condensation.)
Step Check description
1 Checking the LED lamp
2 Checking the FFC
3 Checking the mirror
4 Replacing the lens unit
5 Firmware upgrade
Assumed cause
The connector is not prop-
erly connected. Or, the
wire is faulty.
The home position sensor
is faulty.
The firmware is not the lat-
est version.
Assumed cause
The LED lamp does not
light.
The FFC is not properly
connected, or it is faulty.
The mirror or lens is
frosted due to condensa-
tion.
The CCD PWB is faulty.
The firmware is not the lat-
est version.
7-391
Measures
Clean the terminal of the fol-
lowing wire connectors and
reconnect the connectors. If
there is no continuity, replace
the wire. • Home position
sensor - Engine PWB
Replace the home position
sensor.
Upgrade the scanner firm-
ware to the latest version.
Replace the engine PWB.
Measures
Execute U061 [CCD] and
check if the LED lamp is lit. If
not, replace the lamp unit.
After that, execute U411
[Table(ChartA)].
Reconnect the following FFC.
If the FFC terminal section is
deformed or the FFC is bro-
ken, replace the FFC. • CCD
PWB - Engine PWB • LED
PWB - CCD PWB
Clean the mirrors. If the con-
densation at the scanner sec-
tion is resolved naturally by
opening the document pro-
cessor or the platen cover,
turn the power switch off and
on.
Replace the lens unit and
execute U411.
Upgrade the scanner firm-
ware to the latest version.
2WA/2NJ/2RK
Reference
Wiring dia-
gram
Firmware
Update
Detaching
and reat-
taching the
engine
PWB
Reference
Detaching
and reat-
taching the
lamp unit
Wiring dia-
gram
Detaching
and reat-
taching the
lens unit
Firmware
Update