Minolta CF910 Service Manual page 457

<Troubleshooting Procedure>
Cause Step
Defective 12
Paper Sepa-
rator/Charge
Neutralizing
Unit
Defective IR 13
14
Defective PH 15
Defective 16
Transfer Film
Check Item
Is the Charge Neutralizing
Corona dirty or deteriorated?
Is the belt in the scanner motor
properly taunt?
Are the connectors on PWB-A,
-B, and -C connected prop-
erly?
Is the window of the PH Lower
Unit dirty?
Is the Film affixed properly?
T-90
Result Action
YES Clean or change the
Corona.
NO Retighten the belt.
NO Reconnect the connectors.
YES Clean the window. ("Grada-
tion Adjust")
NO Readjust by referring to
DIS/REASSEMBLY,
ADJUSTMENT.