Ricoh Aficio SP 100SF Service Manual page 207

SC203 C2 D
SC204 C3 D
No lock signal was received within 10 sec. after the polygon motor turned
on.
• Polygon motor driver I/F harness loose, broken, defective
• Polygon motor broken or defective
• Cycle the machine off/on
• Replace I/F harness
• Replace polygon motor
• Replace laser unit
Polygon Motor Off Timeout Error
The lock signal did not go HIGH (inactive) within 20 sec. after the
polygon motor turned off.
• Polygon motor I/F harness loose, broken, defective
• Motor driver board defective
• Motor defective
• Cycle the machine off/on
• Replace I/F harness
• Replace polygon motor
• Replace laser unit
Polygon Motor Lock Signal Error
Four samplings within 200 ms revealed that the polygon motor lock signal
remained HIGH beyond the prescribed number of revolutions.
• I/F harness between the motor and driver board is loose, broken,
defective
• Driver board defective
• Motor defective
• Cycle the machine off/on
• Replace I/F harness
• Replace polygon motor
• Replace laser unit
Service Calls
205