Remedy: Defective flash memory. Replace the main PWB and check for correct operation. Defective main PWB. Replace the main PWB and check for correct operation.
Code: 0120
Description: MAC address data error For data in which the MAC address is invalid.
Causes: Defective flash memory.
Remedy: Replace the main PWB and check for correct operation.
Code: 0190
Description: Backup memory error (engine) Unable to read the main PWB IC.
Causes: Defective flash memory. Defective main PWB.
Remedy: Defective flash memory. Replace the main PWB and check for correct operation. Defective main PWB. Replace the main PWB and check for correct operation.
Code: 0630
Description: Scan DMA error Unable to transfer DMA.
Causes: Defective main PWB.
Remedy: Replace the main PWB and check for correct operation.
Code: 2000
Description: Main motor error Pulse is not detected after 1000msec. Motor won’t stabilize after 300msec.
Causes: Defective connector cable or poor contact in the connector. Defective drive transmission system of motor. Defective motor. Defective main PWB.
Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. main motor and Relay PWB (YC4) Relay PWB and main PWB (YC14). Defective drive transmission system of motor. Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any. Defective motor. Replace the main motor. Defective main PWB. Replace the main PWB and check for correct operation.
Code: 4000
Description: Polygon motor synchronize error Polygon motor is not stabilized within 15 s since the motor is activated. After polygon motor is stabilized, the ready signal is not detected for 7 s continuously.
Causes: Defective connector cable or poor contact in the connector. Defective polygon motor. Defective main PWB.
Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Polygon motor and main PWB (YC17) Defective polygon motor. Replace the laser scanner unit. Defective main PWB. Replace the main PWB and check for correct operation.