Description: Serial Number Error The serial number stored in the memory (EGB) is not correct.
Causes: • EEPROM defective • EGB replaced without original EEPROM
Remedy: 1. Check the serial number. 2. If the stored serial number is incorrect, contact your supervisor.
Code: SC202
Description: Polygon motor error 1: ON timeout The polygon mirror motor does not reach the targeted operating speed within 5 sec. after turning on or changing speed.
Remedy: 1. Replace the interface harness of the laser optics unit. 2. Replace the laser optics unit. 3. Replace the EGB (Engine Board).
Code: SC203
Description: Polygon motor error 2: OFF timeout The polygon mirror motor does not leave the READY status within 3 sec. after the polygon motor switched off.
Remedy: 1. Replace the interface harness of the laser optics unit. 2. Replace the laser optics unit. 3. Replace the EGB (Engine Board).
Code: SC220
Description: Laser Synchronizing Detection Error: [K]/[Y] The laser synchronizing detection signal for LDB [K]/[Y] is not output after the LDB unit has turned on while the polygon motor is rotating normally.
Causes: • Disconnected cable from the laser synchronizing detection unit or defective connection • Defective laser synchronizing detector • Defective LDB • Defective EGB
Remedy: 1. Check the connectors. 2. Replace the laser optics unit. 3. Replace the EGB.
Code: SC222
Description: Laser Synchronizing Detection Error: [M]/[C] The laser synchronizing detection signal for LDB [M]/[C] is not output after the LDB unit has turned on while the polygon motor is rotating normally.
Causes: • Disconnected cable from the laser synchronizing detection unit or defective connection • Defective laser synchronizing detector • Defective LDB • Defective EGB
Remedy: 1. Check the connectors. 2. Replace the laser optics unit. 3. Replace the EGB.