理光2500LNSC220

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理光2500LNSC220 理光2500不通電 閑潭落花 2021/9/9

 Code: SC220
Description:
Beam Synchronization Error (C4)
Causes:
Top cover (or maintenance cover) is down ,locked, the polygon motor is locked, but laser synchronization could not be achieved within 40 msec.