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Problem scaner sp2000


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E-1228 means not detected by conjugate length variable section home position sensor(D102) when driven toward home position for 14000pulse. It can cause :
Conjugate length variable section home position sensor(D102) malfunction
Conjugate length variable motor(M101) malfunction
Conjugate length drive mechanism failure
Harness malfunction
CTB20, PWR20 circuit board malfunction
Main power source failure

First check power suppliers. Might be find something missing.

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