Samsung CLX-8540ND Service Manual page 311

● Code :
21-006
21-022
21-030
● Symptom :
Tray1 is inserted in the machine but the elevating unit does not work.
Tray2 (or HCF) is inserted in the machine but the elevating unit does not work.
Tray3 is inserted in the machine but the elevating unit does not work.
● Possible Cause:
1. Elevating Sensor is defective.
2. Elevating Motor connector is not connected properly. .
● Troubleshooting method :
Push it !
Troubleshooting
● Error message :
Elevating unit in tray 1 has problem. Pull tray 1 out and insert it
Elevating unit in tray2 (or HCF) has problem. Pull tray2 (or HCF) out and insert it
Elevating unit in Tray3 has problem. Pull Tray3 out and insert it
Before checking this, check '21-003' or '21-009'
error troubleshooting.
1. Push the elevating sensor actuator while the
tray1(2/ 3/ HCF) home position sensor is on.
2. Check if the Tray1 (2 / 3/ HCF) Elevating Motor is
assembled properly.
3. Check if the Tray1 (2 / 3/ HCF) Elevating Motor
harness is connected properly.
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