4. Troubleshooting
► Error Code
S2–4210
► Error message
Front door is open. Close it.
► Symptom
Front cover or Side cover is opened.
► Troubleshooting method
1) Close the front cover correctly.
2) Check if the cover open sensor connector is connected properly. Reconnect it.
3) If the sensor is defective, replace it.
(Refer to 3.3.30. Side Cover Open Switch.)
4-175
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