Description: DF scanning finish error
The original does not finish scanning with in 1 minute
Causes: • ADF interface cable defective • SBCU board defective • Mismatched firmware between the SBCU board and ADF
Code: 302
Description: Charge roller current leak
A charge roller current leak signal is detected.
Causes: • Charge roller damaged • Charge high voltage supply board defective • Poor connection of the PCU
Code: 320
Description: Polygon motor error
The polygon motor does not reach its operating speed within 10 seconds after the polygon motor on signal, or the lock signal is not detected for more than 200 ms continuously during operation.
Causes: • Polygon mirror motor defective • Poor connection between the polygon mirror motor driver and the SBCU board • SBCU board defective
Code: 322
Description: Laser synchronization error
The main scan synchronization detector board cannot detect the laser synchronization signal for more than 10 consecutive 50 ms intervals.
Causes: • Poor connection between the laser synchronization detector board and the SBCU board • Laser synchronization detector board out of position • Laser synchronization detector board defective • SBCU board defective • LD unit defective
Code: 323
Description: LD drive current over
The LD drive board applies more than 100 mA to the LD.
Causes: • LD unit defective (not enough power, due to aging) • Poor connection between the LD unit and the SBCU board • SBCU board defective
Code: 350
Description: ID sensor calibration - Error 1
One of the following conditions occurred when the ID sensor pattern was calibrated during printing: • Vsp > 2.5V • Vsg < 2.5V • Vsp = 0V • Vsg = 0V
Causes: • ID sensor defective or dirty • ID sensor harness disconnected or connector is damaged • SBCU defective • Scanning system or image creation system malfunction • High voltage power supply board (power pack) defective