Service manual

SC TABLE 30 July, 2001
4-18
SC No. Item Definition Possible Cause
Related
SCs
Troubleshooting Procedure Type
SC 501
Paper Tray 1
error
SC 502 Paper Tray 2
error
When the tray lift motor is
turned on, if the upper limit is
not detected within 10
seconds, the machine asks the
user to reset the tray. If this
condition occurs three
consecutive times, the SC is
generated.
• Defective paper lift
sensor
• Defective tray lift
motor
• Defective bottom
plate lift mechanism
1. Turn the main switch off and on.
2. Check if the bottom plate smoothly
moves up and down manually.
3. Check and/or replace the paper lift
sensor.
4. Check and/or replace the tray lift
motor.