Samsung CLX-9201 Service Manual page 338

4. Troubleshooting
► Error Code
M1–5211
M1–5212
► Error message
Paper is low in Tray 2. Load paper.
Paper is empty in Tray 2. Load paper.
► Symptom
Paper in the tray is less than 10% of specification. / The photo sensor is defective.
► Troubleshooting method
1) Remove tray 2. Load paper in the tray, and insert the tray 2.
2) If paper is loaded but error message has not disappeared, check the following :
a) Turn the machine off. Open the Side Cover.
b) Remove Pick-Up Unit2.
(Refer to 3.3.24. Pick-Up Unit and Sensor)
c) If the photo sensor is contaminated, clean it.
d) If the photo sensor is defective, replace it(0604–001393).
e) If the actuator is defective, replace it(JC66-03199A).
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