Engine SC
SC 2xx (Laser Optics Error)
202
D
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
203
D
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.
204
D
Polygon motor error 3: XSCRDY signal error
The SCRDY_N signal remains HIGH for 350 ms while the LD unit is firing.
• Polygon motor/driver board harness loose or disconnected
•
Polygon motor/driver board defective
• Laser optics unit defective
• IPU (EGB) defective
1. Replace the interface harness of the laser optics unit.
2. Replace the laser optics unit.
3. Replace the EGB (Engine Board).
220
D
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.
SC Conditions
193
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