Samsung CLX-9201 Service Manual page 350

4. Troubleshooting
► Error Code
S1–2411
S1–2421
S1–2422
► Error message
HDD System Failure #S1-2411: Turn off then on.
HDD System Failure #S1-2421: Turn off then on.
HDD System Failure #S1-2422: Turn off then on.
► Symptom
Hard Disk is not installed in the machine. / Hard Disk is defective.
► Troubleshooting method
1) Check if the HDD is installed correctly.
a) Remove the rear cover.
(Refer to 3.3.2 Rear Cover)
b) Check if the HDD cable is connected correctly.
2) If the problem persistss, replace the HDD(JC59–00035A).
(Refer to 3.3.32 HDD)
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