Samsung WC-M15i Series Service Manual page 13

Reference Information
3-4-3 DCU Error Status Code
DCU error code will indicate malfunction area of the machine.
Display
60
62
68
64
70
71
72
73
95
3-4-4 Error Solution
Display Solution
60, 62, 68 1. Measure the resistance of the AC connector on the Fuser. Normal resistance is 2-4
ohmsfor 110V, 6-8 ohms for 220V.
2. Check if the fuser lamp works properly.
3. Measure the resistance at Q101 on the engine board. If abnormal, replace Q101, Q3,
PC151, Q8.
70 1. Make sure that paper is loaded in the cassette.
2. Replace OP2 sensor (photo interrapter).
3. Check if the feed clutch works properly.
4. If abnormal, replace the feed clutch or Q4 on the engine board.
71 1. Make sure that paper is loaded in the cassette.
2. Check for pick-up unit. If it is heavily worn, replace it with new one.
3. Replace OP1 sensor.
72, 73 1. Make sure that the paper being used meets the specification.
2. Check if there is a paper jam in the fuser.
3. Replace OP1, OP3 on the engine board.
4. Check the fuser roller for any dirt. If dirty, clean the roller.
95 1. Check for U205 on the engine board.
2. Replace LSU.
3. Measure the resistance at R62 and R8. If abnormal, replace them.
3-8
Error status
OPEN FUSER ERROR
LOW HEAT ERROR
OVER HEAT ERROR
COVER OPEN ERROR
NO PAPER or NO CASSETTE
PAPER JAM 0
PAPER JAM 1
PAPER JAM 2
LSU NOT READY
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