Part 5: Maintenance |
<Cause> Overheating of carriage motor driver (IC13)
10.CR Motor Error <Suspected parts> Carriage motor driver (IC13), logic board,
carriage motor
Beeper: 8 times
ERROR indicator: Blinks 12 times
<Measure>
Check carriage motor.
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4
Red
Blue
Orange
Yellow
1 | A |
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2 | B | Approx. | |
3 | B | ||
8.3Ω/phase | |||
4 | A | ||
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Carriage motor
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| Measuring point | Normal value | |||
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| CNCR |
| Approx. 8.3Ω | ||
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OK? |
| No |
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Yes |
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| Replace carriage motor. |
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Replace logic board. |
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•Faulty motor driver IC
•Faulty MPU
•Faulty PCB soldering/conductivity
11. LF Motor Error
Beeper: 8 times
ERROR indicator: Blinks 13 times
<Measure>
<Cause> Overheating of paper feed motor driver (IC14) <Suspected parts> Paper feed motor driver (IC14),
logic board, paper feed motor
Check paper feed motor.
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Red
Black
Brown
Orange
4
1 | A |
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2 | B | Approx. | |
3 | B | 6.0Ω/phase | |
4 | A | ||
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Paper feed motor
Measuring point | Normal value | ||
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CNLF | Approx. 6.0Ω | ||
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No
OK? Yes
Replace paper feed motor.
Replace logic board.
•Faulty motor driver IC
•Faulty MPU
•Faulty PCB soldering/conductivity