If an error occurs, use another SD card.
If the error persists even after replacing the SD card, replace the controller board.
* Do not format an SD card supplied with the main machine or sold as an option. You may only format
SD cards used for Firmware Update by a Customer Engineer.
SC869-01
Error Name
Proximity Sensor Error (Continuous Detection)
Pattern
C
Error Condition
The proximity sensor remains on for an accumulated time of over 480 hours.
Major Cause
The proximity sensor is defective.
Solution
Replace the sensor.
SC869-02
Error Name
Proximity Sensor Error (Continuous Non-Detection)
Pattern
C
Error Condition
Proximity sensor fails to detect the following user operations for 300 times continuously:
Pressing the energy saving key, or touching the operation panel
Opening/closing the platen cover or ADF
Setting the original
Opening the front cover
Opening the paper feed tray
Major Cause
The proximity sensor is defective.
1.SC Codes
613