400

D

Vsg adjustment error

Vsg is more than 4.2V or 3.8V or less when the machine adjusts Vsg value.

 Dirty or defective ID sensor

 Defective ID sensor shutter

440

D

Transfer belt bias error

The feed back bias from the transfer belt is more than 4V for 60 msec while the transfer belt bias is output.

The A/D conversion level is 20 or less for 60 msec. The PWM duty is 24% or more for 60 msec.

 Power pack broken

 Defective harness

 Disconnected connector

441

D

Transfer/Development motor error

The machine detects a lock signal error from the transfer/development motor for a continuous 20 times after the transfer/development motor turned on.

 Overload on the motor

 Defective transfer/development motor

 Defective harness

 Defective IOB