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SERVICE CALL CONDITIONS April 2007
4-30
SC codes Group 2: Exposure
Polygon motor error 1: ON timeout SC202 D
The polygon mirror motor does
not reach the targeted operating
speed:
• Within 10 seconds after
turning ON.
• Within 10 sec. after changing
speed
• Harness to polygon motor driver board
disconnected, defective
• Polygon motor defective
• Polygon motor driver board defective
• Polygon motor defective.
Polygon motor error 2: OFF timeout SC203 D
The polygon mirror motor does
leave the READY status within
10 seconds after the polygon
motor switches OFF.
• Harness to polygon motor driver board
disconnected, defective
• Polygon motor defective
• Polygon motor driver board defective
• Polygon motor defective.
Polygon motor error 3: Polygon motor lock signal error SC204 D
The polygon motor lock signal
goes HIGH (inactive) while the
laser diode is firing.
• Harness to polygon motor driver board
disconnected, defective
• Polygon motor defective
• Polygon motor driver board defective
Polygon motor error 4: Polygon motor lock signal unstable SC205 D
When the polygon motor
switches ON, or after the speed
of the motor changes, the
polygon motor lock signal goes
HIGH (inactive).
• Harness to polygon motor driver board
disconnected, defective
• Polygon motor defective
• Polygon motor driver board defective
SC210 D Laser beam detection error 1: K (Black)
SC211 D Laser beam detection error 1: Y (Yellow)
SC212 D Laser beam detection error 1: M (Magenta)
SC213 D Laser beam detection error 1: C (Cyan)
The laser synchronization sensor
failed to detect the beginning and end
of the laser beam flash for the
designated color onto the polygon
mirror while the mirror is rotating at
the prescribed number of revolutions.
• Laser synchronization
detector sensor connection
loose, not connected
• Laser synchronization
detector sensor defective