4. Troubleshooting
► Error Code
S2–4410
► Error message
Right door is open. Close it.
► Symptom
Front cover or Side cover is opened.
► Troubleshooting method
1) Close the side 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 3.3.31. Front Cover Open Switch.
)
► Error Code
S2–5111 / S2–5112 / S2–5120 / S2–5131 / S2–5132 / S2–5133 / S2–5135 / S2–5136 / S2–5161 / S2–5164 / S2–5210 /
S2–5240
► Error message
Failed to adjust the color registration
► Symptom
ACR execution is failed.
► Troubleshooting method
1) Turn the machine off then on.
2) If the problem persists, check the followings.
•
Check if the ACR sensor is contaminated or defective. Clean the ACR sensor or replace it.
•
Remove and reinstall the ITB unit. If the problem persists, replace the ITB unit.
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