Minolta CF910 Service Manual page 440

<Troubleshooting Procedure>
Cause Step
Defective 13
Cleaning Unit
14
Others 15
Defective 16
Transfer Film
Defective 17
Image Trans-
fer Corona
Defective 18
Paper Sepa-
rator/ Charge
19
Neutralizing
Unit
Defective 20
Static Charge
Unit
Defective 21
Brush Section
Defective 22
Paper Take-
Up/
Transport
Unit
Check Item
Are the Corona Wire and
Meshes dirty or deteriorated?
Is the connector on HV1 con-
nected properly?
Is the Main Erase Lamp dirty
or deteriorated?
Is the film dented or
scratched?
Is the Image Transfer Corona
dirty or deteriorated?
Is the Charge Neutralizing
Corona dirty or deteriorated?
Is the HV2 output proper?
Is the Static Charge Corona
dirty or deteriorated?
Is the Retrieving Roller dirty?
Is the Paper in the Drawer
damp?
T-73
Result Action
YES Clean or change the
Corona Wire and Meshes.
NO Reconnect the connector.
YES Clean or replace the Main
Erase Lamp.
YES Change the film.
("Jam Sensor", "PRT Area"
and "Gradation Adjust")
YES Clean or change the Image
Transfer Corona.
YES Clean or change the
corona.
NO Check the connection of
the connector on the Board,
and if it is proper, change
HV2.
YES Clean or change the
corona.
YES Clean the Roller.
YES A. Check if the Dehumidi-
fying Heater is malfunc-
tioning.
B. Check if the paper
Dehumidifying Switch is
on.